CN112225079A - Anti-collision early warning device for crane hook - Google Patents
Anti-collision early warning device for crane hook Download PDFInfo
- Publication number
- CN112225079A CN112225079A CN202011272425.XA CN202011272425A CN112225079A CN 112225079 A CN112225079 A CN 112225079A CN 202011272425 A CN202011272425 A CN 202011272425A CN 112225079 A CN112225079 A CN 112225079A
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- CN
- China
- Prior art keywords
- fixing frame
- early warning
- warning device
- mounting disc
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 230000000007 visual effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 26
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
Images
Classifications
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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
- B66C15/00—Safety gear
- B66C15/06—Arrangements or use of warning devices
- B66C15/065—Arrangements or use of warning devices electrical
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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
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C15/00—Safety gear
- B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
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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
- B66C15/00—Safety gear
- B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
- B66C15/045—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track electrical
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control And Safety Of Cranes (AREA)
Abstract
The invention relates to the technical field of cranes, in particular to a collision-proof early warning device for a crane hook, which comprises an installation column, an installation disc and a hook, wherein the installation column is welded on the upper surface of the installation disc, the side wall of the installation column is provided with a controller, the hook is fixed on the lower surface of the installation disc, the outer wall of the installation disc is also provided with a reset key, the interior of the installation disc is of a cavity structure, a fixing frame in a structure like a Chinese character 'jing' is welded between the inner walls of the installation disc, the four sides of the exterior of the installation disc are provided with side plates, the side wall of one side of each side plate is embedded with a sensor, the side wall of the other side of each side plate is welded with a movable rod, the end part of each movable rod is positioned in the installation disc, the side walls of the two sides of each. The invention is beneficial to prolonging the early warning time and can greatly improve the early warning effect of the equipment.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to an anti-collision early warning device for a crane hook.
Background
With the development of economy, China pays more and more attention to the modern industry, particularly to the mechanization of industrial equipment, and large-scale construction mechanical equipment such as cranes and the like are used for lifting objects in the modern industry. Because the operation process and the working environment of the crane are complex and dangerous, the collision accident of the crane frequently occurs, and once the accident occurs, the major economic loss and even casualties are often caused. In order to prevent a lifting hook top impact event in the operation process, a crane is often provided with a lifting hook anti-impact early warning device on equipment, but the existing early warning device starts to give an alarm after colliding with an object, so that the time for strain reaction of an operator is short, and a good early warning effect cannot be achieved, and therefore a device is urgently needed to solve the problem.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides an anti-collision early warning device for a crane hook.
In order to achieve the purpose, the invention adopts the following technical scheme:
a collision prevention early warning device for a crane hook comprises an installation column, an installation disc and a hook, wherein the installation column is welded on the upper surface of the installation disc, a controller is installed on the side wall of the installation column, the hook is fixed on the lower surface of the installation disc, and a reset key is further arranged on the outer wall of the installation disc;
the utility model discloses a mounting disc, including mounting disc, sensor, movable rod, baffle, electric putter, the inside of mounting disc is the cavity structure, and it has the mount that is "well" font structure to weld between its inner wall, four sides in the outside of mounting disc all are equipped with the curb plate, the sensor has been inlayed on one side lateral wall of curb plate, and welded the movable rod on its opposite side lateral wall, the tip of movable rod is located the mounting disc and all has welded the baffle on the lateral wall of both sides, the baffle slides and is located the mount and its one side overlaps on the outer wall of mount has the spring, the tip of mount has welded spacing piece on its outer wall, one side of spacing piece is equipped with the locating piece through the electric putter activity, install four groups linear electric motor on its lateral wall in the.
Preferably, the controller is respectively provided with a singlechip, a transmitter, a receiver, an audible and visual alarm and a power switch.
Preferably, one end of the movable rod, which is arranged in the mounting disc, is provided with a groove in the mounting disc, and the groove is arranged opposite to the output shaft of the linear motor.
Preferably, the guide plate is internally provided with a sliding hole, and the fixing frame is matched with the sliding hole.
Preferably, the electric push rod is installed on the inner wall of the installation disc through screws, and the end of the guide plate is provided with a positioning groove matched with the positioning block.
Preferably, the sensor is a distance sensor.
The invention has the beneficial effects that:
the plurality of side plates are arranged outside the mounting disc, and are extended during normal work, so that the early warning range for installing the equipment is widened, when a foreign object is in contact with the side plates, the limiting plates are immediately controlled to recover the movable state, then the impact force is buffered by the springs, and meanwhile, enough strain response time is provided for workers to take braking measures.
Drawings
Fig. 1 is a schematic structural view of a crane hook collision prevention early warning device provided by the invention;
fig. 2 is a schematic view of an internal overlooking structure of a mounting plate of an anti-collision early warning device for a crane hook according to the present invention;
fig. 3 is a schematic diagram of an internal structure of a guide plate of the crane hook anti-collision early warning device provided by the invention.
In the figure: the device comprises a mounting column 1, a controller 11, a mounting disc 2, a fixing frame 21, a limiting sheet 22, a positioning block 23, a side plate 3, a movable rod 31, a guide plate 4, a positioning groove 41, a sliding hole 42, a lifting hook 5 and a sensor 6.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, an anti-collision early warning device for a crane hook comprises an installation column 1, an installation disc 2 and a hook 5, wherein the installation column 1 is welded on the upper surface of the installation disc 2, a controller 11 is installed on the side wall of the installation column through screws, a single chip microcomputer, a transmitter, a receiver, an audible and visual alarm and a power switch are respectively arranged on the controller 11, the hook 5 is fixed on the lower surface of the installation disc 2 through bolts, and a reset key is further arranged on the outer wall of the installation disc 2;
the inner part of the mounting disc 2 is of a cavity structure, a fixing frame 21 of a 'well' -shaped structure is welded between the inner walls of the mounting disc 2, four sides of the outer part of the mounting disc 2 are respectively provided with a side plate 3 for monitoring whether an object is close to the mounting disc, a sensor 6 (the sensor 6 is a distance sensor) is embedded on the side wall of one side of each side plate 3, a movable rod 31 is welded on the side wall of the other side of each side plate and can drive the side plates 3 to move, the end part of each movable rod 31 is positioned in the mounting disc 2, guide plates 4 are welded on the side walls of the two sides and guide the movable rods 31 to guide the movable rods 31, the guide plates 4 are slidably positioned on the fixing frame 21, a spring is sleeved on the outer wall of the fixing frame 21 at one side of each guide plate 4, a limiting piece 22 is welded on the outer wall of the end part of the fixing frame 21 and limits the farthest movable position of the side plate 3, four groups of linear motors are arranged on the side wall of the middle of the fixed frame 21, and output shafts of the linear motors are arranged oppositely to the movable rod 31.
Furthermore, one end of the movable rod 31, which is arranged in the mounting disc 2, is provided with a groove therein, and the groove is arranged opposite to the output shaft of the linear motor.
Further, the guide plate 4 is provided with a slide hole 42 inside so that the guide plate 4 can slide on the fixing frame 21, the fixing frame 21 is matched with the slide hole 42, and the end of the guide plate 4 is provided with a positioning groove 41 matched with the positioning block 23.
In this embodiment, the guide plate 4 is located on one side of the limiting plate 22 and contacts with the limiting plate, the positioning block 23 is inserted into the positioning groove 41 of the guide plate 4 at this time, the power switch on the controller 11 is pressed, the sensor 6 monitors the distance between the foreign object and the side plate 3 in real time, the controller 11 sends the data signal lamp information to the system control end through the transmitter, and the received information is received back into the controller 11 through the receiver.
When the side plate 3 collides and contacts with a foreign object, at the moment, the sensor 6 sends a signal to the single chip microcomputer, the single chip microcomputer controls the audible-visual alarm to alarm, and simultaneously immediately controls the electric push rod to drive the positioning block 23 to move out of the positioning groove 41 and stop immediately after moving out, the guide plate 4 is in a movable state at the moment, and along with the continuous collision and contact of the foreign object, the side plate 3 moves towards one side close to the mounting disc 2, the movable rod 31 drives the guide plate 4 to slide towards one side of the middle of the mounting disc 2 along the fixing frame 21, the spring on the fixing frame 21 is continuously extruded during sliding, so that the moving speed of the side plate 3 is greatly reduced, the collision force is buffered, and a worker can react in the period of time to brake, and loss is avoided.
After the above-mentioned unexpected situation is solved, press the reset key, the linear electric motor starts, its output shaft begins to extend and contacts with the movable rod 31, continue to push it to one side after contacting, when pushing up to guide plate 4 and being located one side of spacing piece 22, the linear electric motor pauses, electric putter starts at this moment, drive locating piece 23 to move into the constant head tank 41 and fix the position of guide plate 4, electric putter stops afterwards, the linear electric motor starts, drive its output shaft to move in opposite direction and reset and stop.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (6)
1. A crane hook anti-collision early warning device comprises a mounting column (1), a mounting disc (2) and a hook (5), and is characterized in that the mounting column (1) is welded on the upper surface of the mounting disc (2), a controller (11) is mounted on the side wall of the mounting column, the hook (5) is fixed on the lower surface of the mounting disc (2), and a reset key is further arranged on the outer wall of the mounting disc (2);
the interior of the mounting disc (2) is of a cavity structure, a fixing frame (21) of a structure like a Chinese character 'jing' is welded between the inner walls of the mounting disc, side plates (3) are arranged on four sides of the exterior of the mounting disc (2), a sensor (6) is embedded on the side wall of one side of each side plate (3), and a movable rod (31) is welded on the side wall of the other side of the movable rod, the end part of the movable rod (31) is positioned in the mounting disc (2), guide plates (4) are welded on the side walls of the two sides, the guide plates (4) are slidably positioned on the fixing frame (21), a spring is sleeved on the outer wall of the fixing frame (21) at one side of the fixing frame, a limiting sheet (22) is welded on the outer wall of the fixing frame (21) at the end part of the fixing frame, a positioning block (23) is movably arranged on one side of the limiting sheet (22) through an electric push rod, four groups of linear motors are installed on the side wall of the fixing frame (21) in the middle of the fixing frame, and.
2. The crane hook collision-prevention early warning device as claimed in claim 1, wherein the controller (11) is respectively provided with a single chip microcomputer, a transmitter, a receiver, an audible and visual alarm and a power switch.
3. The collision-proof early warning device for the crane hook according to claim 1, wherein the movable rod (31) is provided with a groove in the mounting plate (2), and the groove is arranged opposite to the output shaft of the linear motor.
4. The collision-proof early warning device for the crane hook according to claim 1, wherein a sliding hole (42) is formed in the guide plate (4), and the fixing frame (21) is matched with the sliding hole (42).
5. The crane hook collision-prevention early warning device as claimed in claim 1, wherein the electric push rod is mounted on the inner wall of the mounting plate (2) through a screw, and a positioning groove (41) matched with the positioning block (23) is formed in the end of the guide plate (4).
6. A crane hook impact pre-warning device as claimed in claim 1, characterised in that the sensor (6) is a distance sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272425.XA CN112225079A (en) | 2020-11-13 | 2020-11-13 | Anti-collision early warning device for crane hook |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272425.XA CN112225079A (en) | 2020-11-13 | 2020-11-13 | Anti-collision early warning device for crane hook |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112225079A true CN112225079A (en) | 2021-01-15 |
Family
ID=74124285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011272425.XA Pending CN112225079A (en) | 2020-11-13 | 2020-11-13 | Anti-collision early warning device for crane hook |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112225079A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006306526A (en) * | 2005-04-26 | 2006-11-09 | Toshio Inoue | Crane alarm device |
| CN106395611A (en) * | 2016-10-19 | 2017-02-15 | 四川沱江起重机有限公司 | Hoisting hook with shock absorption and anti-collision functions |
| CN208279214U (en) * | 2018-03-29 | 2018-12-25 | 萧超海 | A kind of crane safety device |
| CN210825160U (en) * | 2019-11-15 | 2020-06-23 | 河南巨人起重机集团有限公司 | Lifting anti-collision device of crane |
| CN210825110U (en) * | 2019-11-15 | 2020-06-23 | 辽宁三洋重工起重机装备有限公司 | Anti-collision lifting hook of crane |
-
2020
- 2020-11-13 CN CN202011272425.XA patent/CN112225079A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006306526A (en) * | 2005-04-26 | 2006-11-09 | Toshio Inoue | Crane alarm device |
| CN106395611A (en) * | 2016-10-19 | 2017-02-15 | 四川沱江起重机有限公司 | Hoisting hook with shock absorption and anti-collision functions |
| CN208279214U (en) * | 2018-03-29 | 2018-12-25 | 萧超海 | A kind of crane safety device |
| CN210825160U (en) * | 2019-11-15 | 2020-06-23 | 河南巨人起重机集团有限公司 | Lifting anti-collision device of crane |
| CN210825110U (en) * | 2019-11-15 | 2020-06-23 | 辽宁三洋重工起重机装备有限公司 | Anti-collision lifting hook of crane |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210115 |
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| RJ01 | Rejection of invention patent application after publication |