CN113291994A - Anti-collision early warning prevention and control method for crane - Google Patents
Anti-collision early warning prevention and control method for crane Download PDFInfo
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- CN113291994A CN113291994A CN202110652453.2A CN202110652453A CN113291994A CN 113291994 A CN113291994 A CN 113291994A CN 202110652453 A CN202110652453 A CN 202110652453A CN 113291994 A CN113291994 A CN 113291994A
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000002265 prevention Effects 0.000 title claims abstract description 11
- 238000001514 detection method Methods 0.000 claims abstract description 71
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/12—Arrangements of means for transmitting pneumatic, hydraulic, or electric power to movable parts of devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/16—Applications of indicating, registering, or weighing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/88—Safety gear
- B66C23/94—Safety gear for limiting slewing movements
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/08—Systems determining position data of a target for measuring distance only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/88—Lidar systems specially adapted for specific applications
- G01S17/93—Lidar systems specially adapted for specific applications for anti-collision purposes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/16—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes with jibs supported by columns, e.g. towers having their lower end mounted for slewing movements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/18—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes
- B66C23/36—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes specially adapted for use in particular purposes mounted on road or rail vehicles; Manually-movable jib-cranes for use in workshops; Floating cranes
- B66C23/44—Jib-cranes adapted for attachment to standard vehicles, e.g. agricultural tractors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C2700/00—Cranes
- B66C2700/03—Cranes with arms or jibs; Multiple cranes
- B66C2700/0392—Movement of the crane arm; Coupling of the crane arm with the counterweights; Safety devices for the movement of the arm
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Jib Cranes (AREA)
Abstract
The invention discloses an anti-collision early warning prevention and control method of a crane, wherein the crane comprises a tower crane, the tower crane comprises a base, a tower body and an arm support, the tower body is vertically arranged at the upper end of the base, the arm support is horizontally arranged at the upper end of the tower body, a driver operating room is arranged between the tower body and the arm support, a plurality of radar sensors are arranged on the arm support of the tower crane, and the plurality of radar sensors are uniformly arranged on the arm support through a connecting device; the display host and the alarm system are arranged in the driver operating room, the safe detection distance and the early warning distance of the radar sensors are set through the display host, the distance between the current adjacent cranes detected by each radar sensor can be displayed on the display host in real time, and the alarm system sends different alarm signals to perform multiple alarms in different distance ranges; and when the distance between the adjacent cranes is smaller than the preset value, the arm support stops and rotates to one side far away from the adjacent cranes.
Description
Technical Field
The invention relates to the technical field of anti-collision early warning of cranes, in particular to an anti-collision early warning prevention and control method of a crane.
Background
The crane, such as a tower crane, a crawler crane, a large crane and the like, is an indispensable device for modern industrial production as one type of hoisting machinery, is widely applied to construction sites, ports, mines, electric power and other places, completes construction and operation of hoisting, transporting, loading and unloading, installing, personnel conveying and the like of various materials, can greatly reduce the manual labor intensity of operators, and improves the labor productivity. Most of the existing construction sites are intensive construction, in order to meet construction requirements, one construction site usually comprises the phenomenon of simultaneous cross operation of a plurality of cranes, such as simultaneous cross operation of a plurality of tower cranes or simultaneous cross operation of a tower crane and a crawler crane, and in the working process, the mutual collision between the arm supports of the plurality of cranes and between the arm support and a steel wire rope of a lifting hook is easy to happen, so that safety accidents are caused.
Disclosure of Invention
The invention aims to provide an anti-collision early warning prevention and control method for cranes, which is characterized in that radar sensors are uniformly arranged according to the cross operation range between adjacent cranes, and the safe detection distance and the early warning distance of the radar sensors are set according to the cross operation range to prevent collision among a plurality of cranes; meanwhile, the radar sensor is connected to the arm frame of the crane boom through the connecting device, and can be simultaneously connected with one or more radar sensors as required, so that the connection stability is strong; and different alarm signals can be sent out by the alarm system in different distance ranges to carry out multiple alarms.
In order to achieve the purpose, the invention provides the following technical scheme: a crane anti-collision early warning prevention and control method comprises a tower crane, wherein the tower crane comprises a base, a tower body and an arm support, the tower body is vertically arranged at the upper end of the base, the arm support is horizontally arranged at the upper end of the tower body, a driver operating room is arranged between the tower body and the arm support, and a plurality of radar sensors are arranged on the arm support of the tower crane to detect the distance between adjacent cranes and prevent the cranes from colliding within a cross operation range; uniformly arranging a plurality of radar sensors on the arm support through a connecting device; the display host and the alarm system are arranged in the driver operating room, the safe detection distance and the early warning distance of the radar sensors are set through the display host, the distance between the current adjacent cranes detected by each radar sensor can be displayed on the display host in real time, and the alarm system sends different alarm signals to perform multiple alarms in different distance ranges; and when the distance between the adjacent cranes is smaller than the preset value, the arm support stops and rotates to one side far away from the adjacent cranes.
Preferably, the arm support comprises a balance arm and a crane arm which are respectively positioned at two sides of the tower body, and the length of the crane arm is greater than that of the balance arm; the plurality of radar sensors are uniformly arranged on two sides of the arm support through the connecting device, namely the radar sensors are arranged on two sides of an arm rod of the crane arm through the connecting buckles, the connecting plates and the connecting columns; the connecting buckles are connected to the side walls of the two sides of the boom rod of the crane boom, the connecting plates are connected to the connecting buckles, and the connecting buckles on the side walls of the two sides of the boom rod of the crane boom are connected through the connecting columns; the radar sensor is arranged on the connecting plate.
Preferably, the connecting buckle is provided with a plurality of first connecting holes for connecting the connecting columns and second connecting holes for the cables to pass through; one or more removable attachment panels may be provided on each attachment buckle.
Preferably, the connecting buckle is designed to be L-shaped, the L-shaped connecting buckle comprises a first buckle plate and a second buckle plate, the first buckle plate is used for connecting a connecting plate, the second buckle plate is used for being connected with an arm rod of the crane boom, the connecting buckles which are oppositely positioned on two sides of the arm rod of the crane boom are respectively provided with one connecting plate, and each connecting plate is respectively provided with one radar sensor; a connecting column is arranged between the connecting buckles oppositely arranged on the side walls of the two sides of the boom rod of the crane boom; two connector links, two connecting plates, two radar sensors and a spliced pole that set up in jib loading boom arm pole both sides lateral wall relatively constitute a set of detecting device jointly.
Preferably, four groups of detection devices are uniformly arranged on the boom rod of the cargo boom according to the cross operation range, wherein the detection devices are a first group of detection device, a second group of detection device, a third group of detection device and a fourth group of detection device; the first group of detection devices comprise a first radar sensor and a fifth radar sensor, the second group of detection devices comprise a second radar sensor and a sixth radar sensor, the third group of detection devices comprise a third radar sensor and a seventh radar sensor, and the fourth group of detection devices comprise a fourth radar sensor and an eighth radar sensor.
Preferably, the crane comprises a crawler crane, the crawler crane comprises a tower type auxiliary arm and a lifting hook, and the lifting hook is connected to the tower type auxiliary arm through a steel wire rope; four groups of detection devices are uniformly arranged on the boom rod of the cargo boom according to the cross operation range, namely the cross operation range is included between the tower type auxiliary boom and the cargo boom, and the four groups of detection devices are arranged according to the cross operation range between the tower type auxiliary boom and the cargo boom.
Preferably, the safety detection distance and the early warning distance of the radar sensor are set through the display host, wherein the safety detection distance is set to be larger than 15m, and the early warning distance is set to be smaller than 15 m; and the display host displays the distance between the crane arm and the tower auxiliary arm detected by each radar sensor in real time, and gives an alarm when the distance is less than 15 m.
Preferably, the multiple warning is performed by different warning signals emitted by the warning system in different distance ranges, the multiple warning is in particular a triple warning, which is emitted at 15m, 10m and 3.5m, respectively, and when the 3.5m warning is emitted, the boom is stopped and swiveled to the side remote from the tower sub-boom.
Preferably, the alarm is issued at 15m, 10m and 3.5m respectively, specifically: when the detection distance of the radar sensor is less than 15m, displaying that the radar sensor on the host computer is in a yellow state; when the detection distance of the radar sensor is less than 10m, displaying that the radar sensor on the host computer is in a red state; and when the detection distance of the radar sensors is less than 3.5m, displaying that all the radar sensors on the host computer are in a red state.
Preferably, the alarm system sends out different alarm signals within different distance ranges to perform multiple alarms, wherein the different alarm signals specifically refer to: when the detection distance of the radar sensor is less than 15m, the alarm system gives an intermittent alarm; when the detection distance of the radar sensor is less than 10m, the alarm system gives out continuous alarm; when the detection distance of the radar sensor is less than 3.5m, the alarm system sends out continuous emergency alarm.
The invention has the beneficial effects that:
1. the radar sensors are uniformly arranged according to the cross operation range between the adjacent cranes, a corresponding number of radar sensors can be arranged according to the requirement, and the radar sensors are arranged at corresponding positions, so that the applicability is strong.
2. The radar sensor can send different alarm signals to perform multiple alarms in different distance ranges through the alarm system, has high safety, and can prevent the cranes from colliding with each other to the greatest extent.
3. The connecting device comprises a connecting buckle, a connecting column and a connecting plate, wherein the connecting buckle can be more stably connected to the side wall of the boom rod of the crane boom through the connecting column; one or more connecting plates can be arranged on the connecting buckle according to the requirement, and one or more radar sensors can be arranged according to the requirement; and the connecting plate is detachably arranged on the connecting buckle, so that the radar sensor is convenient to disassemble and assemble.
Drawings
Fig. 1 is a schematic view of a crane in the embodiment.
FIG. 2 is a schematic structural diagram of the installation of a radar sensor on a crane boom in the tower crane in the embodiment.
FIG. 3 is a schematic view of the cross working range of the tower crane and the crawler crane in the embodiment.
The reference numerals include: 1. a tower crane; 11. a base; 12. a tower body; 13. a boom; 131. a balance arm; 132. a cargo boom; 21. a first set of detection devices; 22. a second set of detection devices; 23. a third set of detection means; 24. a fourth set of detection means; 25. a fourth radar sensor; 26. an eighth radar sensor; 3. a driver's cab; 4. a connecting buckle; 41. a first connection hole; 42. a first buckle plate; 43. a second buckle plate; 5. connecting columns; 6. a connecting plate; 7. a crawler crane; 71. a tower type auxiliary arm; 72. a hook; 73. a steel cord.
Detailed Description
The invention is described in further detail below with reference to figures 1-3.
A crane anti-collision early warning prevention and control method comprises a tower crane 1, wherein the tower crane 1 comprises a base 11, a tower body 12 and an arm support 13, the tower body 12 is vertically arranged at the upper end of the base 11, the arm support 13 is horizontally arranged at the upper end of the tower body 12, a driver operating room 3 is arranged between the tower body 12 and the arm support 13, and a plurality of radar sensors are arranged on the arm support 13 of the tower crane 1 to detect the distance between adjacent cranes and prevent the cranes from colliding in a cross operation range; uniformly arranging a plurality of radar sensors on the arm support 13 through a connecting device; a display host and an alarm system are arranged in the driver operating room 3, the safe detection distance and the early warning distance of the radar sensors are set through the display host, the distance between the current adjacent cranes detected by each radar sensor can be displayed on the display host in real time, and the alarm system sends different alarm signals to perform multiple alarms in different distance ranges; when the distance between adjacent cranes is less than a predetermined value, the boom 13 stops and turns to the side away from the adjacent crane.
The radar sensors of the anti-collision early warning prevention and control device for the cranes are uniformly arranged according to the cross operation range between adjacent cranes, and the radar sensors with corresponding number can be arranged according to the cross operation range between the cranes, and can be arranged at corresponding positions according to the cross operation range, so that the applicability is strong; the radar sensor is connected to the side wall of the boom 132 through a connecting device, so that the connecting stability is high; the radar sensor can send different alarm signals to perform multiple alarms in different distance ranges through the alarm system, has high safety, and can prevent the cranes from colliding with each other to the greatest extent.
The boom support 13 includes a balance arm 131 and a boom 132 respectively located at two sides of the tower 12, and the length of the boom 132 is greater than that of the balance arm 131; the plurality of radar sensors are uniformly arranged on two sides of the arm support 13 through a connecting device, namely the radar sensors are arranged on two sides of an arm rod of a crane arm 132 through a connecting buckle 4, a connecting plate 6 and a connecting column 5; the connecting buckles 4 are connected to the side walls of the two sides of the boom rod of the crane boom 132, the connecting plates 6 are connected to the connecting buckles 4, and the connecting buckles 4 on the side walls of the two sides of the boom rod of the crane boom 132 are connected through the connecting column 5; the radar sensor is arranged on the connection plate 6.
The connecting buckles 4 on the side walls of the two sides of the boom rod of the crane boom 132 are connected through the connecting columns 5, so that the connecting buckles 4 can be connected more stably, and are prevented from loosening and falling; the connecting plates 6 are connected to the connecting buckles 4, and the radar sensors are arranged on the connecting plates 6, so that the connecting plates 6 can be arranged at different positions of the connecting buckles 4 as required, and one or more connecting plates 6 can be arranged on one connecting buckle 4 as required by a person skilled in the art, that is, one or more radar sensors can be arranged on one connecting buckle 4; the connecting buckles 4 on the side walls of the two sides of the boom 132 are connected through the connecting column 5, the connecting column 5 can further enable the connecting buckles 4 on the side walls of the two sides of the boom 132 to be connected more stably, the connecting buckles 4 are prevented from loosening, and the detection accuracy of the radar sensor is further ensured.
Wherein, a plurality of first connecting holes 41 for connecting the connecting posts 5 and second connecting holes for cables to pass through are arranged on the connecting buckle 4; one or more removable attachment panels 6 may be provided on each attachment buckle 4.
As shown in fig. 2, the connecting column 5 passes through the first connecting hole 41 and can connect the connecting buckle 4, so that the connecting buckle 4 is more stably fixed on the crane arm 132; the second connecting hole on the connecting buckle 4 is used for allowing a cable to pass through, so that the cable can be prevented from knotting, and the stability of the test of the radar sensor is further ensured; the connecting plate 6 is detachably connected to the connecting buckle 4; the position of the radar sensor can be conveniently adjusted according to needs, and meanwhile, the radar sensor can be conveniently replaced and maintained.
The connecting buckle 4 is designed to be L-shaped, the L-shaped connecting buckle 4 comprises a first buckle plate 42 and a second buckle plate 43, the first buckle plate 42 is used for connecting a connecting plate 6, the second buckle plate 43 is used for being connected with an arm rod of a crane boom 132, the connecting plates 6 are respectively arranged on the connecting buckles 4 which are oppositely positioned on two sides of the arm rod of the crane boom 132, and each connecting plate 6 is respectively provided with a radar sensor; connecting columns 5 are arranged between the connecting buckles 4 oppositely arranged on the side walls of the two sides of the boom rod of the crane boom 132; two connecting buckles 4, two connecting plates 6, two radar sensors and a connecting column 5 which are oppositely arranged on the side walls of the two sides of the boom rod of the crane boom 132 form a group of detection devices together.
As shown in FIG. 2, the connection buckle 4 of the present embodiment is L-shaped, wherein the first buckle plate 42 of the L-shape is connected with the boom rod of the boom 132, the second buckle plate 43 of the L-shape is connected with the connection plate 6, and the radar sensor is further disposed on the connection plate 6, so that the connection position of the connection plate 6 on the second buckle plate 43 can be adjusted according to the installation requirement of the radar sensor.
Wherein, four groups of detection devices are uniformly arranged on the boom rod of the crane boom 132 according to the cross working range, namely a first group of detection device 21, a second group of detection device 22, a third group of detection device 23 and a fourth group of detection device 24; the first group of detecting devices 21 includes first and fifth radar sensors, the second group of detecting devices 22 includes second and sixth radar sensors, the third group of detecting devices 23 includes third and seventh radar sensors, and the fourth group of detecting devices 24 includes fourth and eighth radar sensors 52 and 62. The detection range is wide, and the tower crane 1 and the crawler crane 7 can be prevented from colliding.
The crane comprises a crawler crane 7, the crawler crane 7 comprises a tower type fly jib 71 and a hook 72, and the hook 72 is connected to the tower type fly jib 71 through a steel wire rope 73; four groups of detection devices are uniformly arranged on the boom rod of the boom 132 according to the cross operation range, namely, the four groups of detection devices are arranged between the tower type auxiliary boom 71 and the boom 132 according to the cross operation range between the tower type auxiliary boom 71 and the boom 132.
The swinging direction of the tower type fly jib 71 of the crawler crane 7 is shown by the line N in the figure 3, the swinging track of the tower type fly jib 71 of the crawler crane 7 is shown by the line S in the figure 3, and the crossing operation range of the crawler crane 7 and the tower type crane 1 is shown by the area M in the figure 3.
The radar sensor 2 used in the embodiment is a millimeter wave radar sensor, the wavelength of millimeter waves is between centimeter waves and light waves, and the millimeter wave radar sensor has the advantages of microwave guidance and photoelectric guidance, is small in size, easy to integrate, but high in spatial resolution, and is convenient to improve the accuracy of detection. The detection range of the radar sensor to the small-sized obstacles is 0.7-10 m, and the detection range of the radar sensor to the large-sized obstacles is 0.7-30 m; in the embodiment, the detection range of the radar sensor is respectively 50 degrees from the left to the right by taking the vertical central axis of the radar sensor as a reference, namely the detection horizontal coverage angle of the radar sensor is 100 degrees; in the present embodiment, the detection range of the radar sensor is 7 degrees from top to bottom with respect to the boom 132, that is, the detection pitch angle of the radar sensor is 14 degrees. The detection range and detection angle of the radar sensor can be set by those skilled in the art according to actual working conditions.
The safety detection distance and the early warning distance of the radar sensor are set through the display host, wherein the safety detection distance is set to be larger than 15m, and the early warning distance is set to be smaller than 15 m; the distance between the crane arm 132 and the tower auxiliary arm 71 detected by each radar sensor is displayed on the display host in real time, and when the distance is less than 15m, an alarm is given.
Wherein different alarm signals are sent out by the alarm system within different distance ranges for multiple alarms, specifically triple alarms, which are respectively sent out at 15m, 10m and 3.5m, and when 3.5m alarm is sent out, the lift arm 132 stops and rotates to the side far away from the tower auxiliary arm 71.
Wherein, respectively send out the police dispatch newspaper at 15m, 10m and 3.5m respectively, specifically: when the detection distance of the radar sensor is less than 15m, displaying that the radar sensor on the host computer is in a yellow state; when the detection distance of the radar sensor is less than 10m, displaying that the radar sensor on the host computer is in a red state; and when the detection distance of the radar sensors is less than 3.5m, displaying that all the radar sensors on the host computer are in a red state.
Wherein, send different alarm signals to carry out multiple alarm by alarm system in different distance ranges, wherein different alarm signals specifically mean: when the detection distance of the radar sensor is less than 15m, the alarm system gives an intermittent alarm; when the detection distance of the radar sensor is less than 10m, the alarm system gives out continuous alarm; when the detection distance of the radar sensor is less than 3.5m, the alarm system sends out continuous emergency alarm.
The above examples are only illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments of the present invention as required without any inventive contribution thereto after reading the present specification, but all such modifications are intended to be protected by the following claims.
Claims (10)
1. A crane anti-collision early warning prevention and control method is characterized in that a plurality of radar sensors are arranged on an arm support (13) of the tower crane (1) to detect the distance between adjacent cranes and prevent the cranes from colliding within a cross operation range; uniformly arranging a plurality of radar sensors on an arm support (13) through a connecting device; a display host and an alarm system are arranged in a driver operating room (3), the safe detection distance and the early warning distance of the radar sensors are set through the display host, the distance between the current adjacent cranes detected by each radar sensor can be displayed on the display host in real time, and the alarm system sends different alarm signals to carry out multiple alarms in different distance ranges; when the distance between the adjacent cranes is smaller than the preset value, the arm support (13) stops and rotates to one side far away from the adjacent cranes.
2. The anti-collision early warning, prevention and control method of the crane as claimed in claim 1, wherein the boom (13) comprises a balance arm (131) and a boom (132) respectively located at two sides of the tower body (12), and the length of the boom (132) is greater than that of the balance arm (131); the plurality of radar sensors are uniformly arranged on two sides of the arm support (13) through the connecting device, namely the radar sensors are arranged on two sides of an arm rod of a crane arm (132) through the connecting buckle (4), the connecting plate (6) and the connecting column (5); the connecting buckles (4) are connected to the side walls of the two sides of the boom rod of the crane boom (132), the connecting plates (6) are connected to the connecting buckles (4), and the connecting buckles (4) on the side walls of the two sides of the boom rod of the crane boom (132) are connected through the connecting columns (5); the radar sensor is arranged on the connecting plate (6).
3. The anti-collision early warning, preventing and controlling method of the crane as claimed in claim 2, wherein a plurality of first connecting holes (41) for connecting the connecting columns (5) and second connecting holes for cables to pass through are arranged on the connecting buckles (4); one or more detachable connection plates (6) can be arranged on each connection buckle (4).
4. The anti-collision early warning, prevention and control method of the crane as claimed in claim 3, characterized in that the connecting fastener (4) is designed to be L-shaped, the L-shaped connecting fastener (4) comprises a first fastening plate (42) and a second fastening plate (43), the first fastening plate (42) is used for connecting the connecting plate (6), the second fastening plate (43) is used for connecting with the boom (132), the connecting fasteners (4) which are oppositely arranged at two sides of the boom (132) are respectively provided with one connecting plate (6), and each connecting plate (6) is respectively provided with one radar sensor; a connecting column (5) is arranged between the connecting buckles (4) which are oppositely arranged on the side walls of the two sides of the boom rod of the crane boom (132); two connecting buckles (4) which are oppositely arranged on the side walls of two sides of the boom rod of the crane boom (132), two connecting plates (6), two radar sensors and one connecting column (5) jointly form a group of detection devices.
5. The anti-collision early warning, preventing and controlling method of the crane as claimed in claim 4, characterized in that four groups of detecting devices are uniformly arranged on the boom (132) according to the cross working range, which are respectively a first group of detecting devices (21), a second group of detecting devices (22), a third group of detecting devices (23) and a fourth group of detecting devices (24); the first group of detection devices (21) comprises a first radar sensor and a fifth radar sensor, the second group of detection devices (22) comprises a second radar sensor and a sixth radar sensor, the third group of detection devices (23) comprises a third radar sensor and a seventh radar sensor, and the fourth group of detection devices (24) comprises a fourth radar sensor (25) and an eighth radar sensor (26).
6. The anti-collision early warning, preventing and controlling method of the crane according to claim 5, characterized in that the crane comprises a crawler crane (7), the crawler crane (7) comprises a tower type fly jib (71) and a lifting hook (72), and the lifting hook (72) is connected to the tower type fly jib (71) through a steel wire rope (73); the four groups of detection devices are uniformly arranged on the boom rod of the boom (132) according to the cross operation range, namely the four groups of detection devices are arranged between the tower type auxiliary boom (71) and the boom (132) according to the cross operation range between the tower type auxiliary boom (71) and the boom (132).
7. The method for preventing and controlling the anti-collision early warning of the crane according to any one of claims 1 to 6, wherein the safe detection distance and the early warning distance of the radar sensor are set through the display host, wherein the safe detection distance is set to be larger than 15m, and the early warning distance is set to be less than 15 m; the distance between the crane arm (132) and the tower auxiliary arm (71) detected by each radar sensor is displayed on the display host in real time, and when the distance is less than 15m, an alarm is given.
8. The method for preventing and controlling the anti-collision early warning of the crane as claimed in claim 7, wherein the alarm system sends out different alarm signals in different distance ranges to perform multiple alarms, specifically, the multiple alarms are triple alarms, the multiple alarms respectively send out alarms at 15m, 10m and 3.5m, and when the alarm at 3.5m is sent out, the crane arm (132) stops and rotates to the side far away from the tower type auxiliary arm (71).
9. The anti-collision early warning, preventing and controlling method of the crane according to claim 8, wherein the alarms are respectively given at 15m, 10m and 3.5m, specifically: when the detection distance of the radar sensor is less than 15m, displaying that the radar sensor on the host computer is in a yellow state; when the detection distance of the radar sensor is less than 10m, displaying that the radar sensor on the host computer is in a red state; and when the detection distance of the radar sensors is less than 3.5m, displaying that all the radar sensors on the host computer are in a red state.
10. The method for preventing and controlling the anti-collision early warning of the crane according to claim 9, wherein different warning signals are sent by the warning system in different distance ranges for multiple warning, wherein the different warning signals specifically include: when the detection distance of the radar sensor is less than 15m, the alarm system gives an intermittent alarm; when the detection distance of the radar sensor is less than 10m, the alarm system gives out continuous alarm; when the detection distance of the radar sensor is less than 3.5m, the alarm system sends out continuous emergency alarm.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110342402A (en) * | 2019-07-15 | 2019-10-18 | 李勤 | A kind of construction tower crane group of planes lifting operation anticollision prior-warning device |
| CN210214636U (en) * | 2019-02-28 | 2020-03-31 | 上海建工五建集团有限公司 | Tower crane collision device |
| KR20200044542A (en) * | 2018-10-19 | 2020-04-29 | 삼성중공업 주식회사 | A crane collision avoidance system and method of the same in a shipyard |
| CN210894678U (en) * | 2019-08-21 | 2020-06-30 | 北京行易道科技有限公司 | Radar support and radar mounting structure |
| CN212954039U (en) * | 2020-08-27 | 2021-04-13 | 重庆勤智科技有限公司 | Tower crane collision device |
| KR20210058635A (en) * | 2019-11-14 | 2021-05-24 | 인하대학교 산학협력단 | Information providing system for remote control of unmanned tower crane |
-
2021
- 2021-06-11 CN CN202110652453.2A patent/CN113291994B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200044542A (en) * | 2018-10-19 | 2020-04-29 | 삼성중공업 주식회사 | A crane collision avoidance system and method of the same in a shipyard |
| CN210214636U (en) * | 2019-02-28 | 2020-03-31 | 上海建工五建集团有限公司 | Tower crane collision device |
| CN110342402A (en) * | 2019-07-15 | 2019-10-18 | 李勤 | A kind of construction tower crane group of planes lifting operation anticollision prior-warning device |
| CN210894678U (en) * | 2019-08-21 | 2020-06-30 | 北京行易道科技有限公司 | Radar support and radar mounting structure |
| KR20210058635A (en) * | 2019-11-14 | 2021-05-24 | 인하대학교 산학협력단 | Information providing system for remote control of unmanned tower crane |
| CN212954039U (en) * | 2020-08-27 | 2021-04-13 | 重庆勤智科技有限公司 | Tower crane collision device |
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