CN214269994U - Safety protection device for railway container gantry crane - Google Patents
Safety protection device for railway container gantry crane Download PDFInfo
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- CN214269994U CN214269994U CN202120141072.3U CN202120141072U CN214269994U CN 214269994 U CN214269994 U CN 214269994U CN 202120141072 U CN202120141072 U CN 202120141072U CN 214269994 U CN214269994 U CN 214269994U
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- lock
- gantry crane
- safety protection
- crane safety
- protection device
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- 238000005303 weighing Methods 0.000 claims abstract description 6
- 238000004804 winding Methods 0.000 claims abstract description 4
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000007123 defense Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
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Abstract
The utility model provides a railway container portal crane safety device, includes the portal frame, is equipped with slider on the crossbeam of portal frame, is equipped with lifting rope winding and unwinding devices on slider, is connected with hoist device at the lower extreme of lifting rope, hoist device is equipped with the connecting block at the lower extreme of flexible arm including the flexible arm that can look like both sides extension, is equipped with the hoist and mount lock in the bottom of connecting block, is equipped with weighing device in the hoist and mount lock. The utility model provides a railway container portal crane safety device sets up the weighing device on four hoist and mount locks, carries out weight detection to four angle departments of container, sees whether take place to overload and unbalance loading to and detect the FTR lock and whether take off the lock.
Description
Technical Field
The utility model relates to a container hoist and mount technical field, especially a railway container gantry crane safety device.
Background
When the container is loaded, the container is unevenly loaded or the density of the goods is different, so that the condition of unbalanced loading of the container occurs. When the gantry crane lifts the container, if the unbalance loading is too large, overturning can happen, and in severe cases, serious safety accidents can happen. Meanwhile, the container needs to be locked on a train flat car during container transportation, an FTR lock is generally used, whether the FTR lock is opened or not can not be judged by feeling in a cab when a gantry crane is used for transferring the container, manual site is always needed and close range observation is needed, if the FTR lock is not opened, the FTR lock can be hoisted together with the train in the hoisting process, and the safety accident that the train is derailed and the damage to a container fixing pile on the train are easily caused.
In recent years, China's railways deeply implement a safety development concept, a three-in-one safety guarantee system of civil air defense, physical air defense and technical air defense is continuously perfected, the investment of technical air defense equipment, which is a safety risk increase of the container overload and unbalance loading endangering the train safety, is prevented and controlled in the aspect of container transportation safety, a good safety effect is obtained, and the problem of the container overload and unbalance loading safety is reduced year by year. There are problems in that: the prior applied container overload and unbalance load monitoring systems and container overload and unbalance load detection devices of various versions only alarm and prompt the overload and unbalance load of a container, and have no assistance and control on the loading operation link, the current container flat car is not enough, the open wagon is frequently used for loading the container, and the problem of the container unbalance load safety of the open wagon cannot be completely eradicated.
In addition, in the process of unloading a railway, when a special portal crane for containers (hereinafter referred to as a gantry crane) lifts a container from a flat car, the condition that the container is not separated from an F-TR lock (a container corner piece hole is connected with a vehicle lock head and is locked) often occurs, and a flat car derailment accident is caused by illegal operation or misoperation of a driver due to lifting.
Disclosure of Invention
The utility model aims to solve the technical problem that a railway container gantry crane safety device is provided, can detect the unbalance loading to can detect whether the FTR lock is taken off-lock.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the utility model provides a railway container portal crane safety device, includes the portal frame, is equipped with slider on the crossbeam of portal frame, is equipped with lifting rope winding and unwinding devices on slider, is connected with hoist device at the lower extreme of lifting rope, hoist device is equipped with the connecting block at the lower extreme of flexible arm including the flexible arm that can look like both sides extension, is equipped with the hoist and mount lock in the bottom of connecting block, is equipped with weighing device in the hoist and mount lock.
Preferably, the hoisting lock comprises a rotating shaft, the rotating shaft is arranged in the connecting block, a shaft penetrating type weight sensor is further arranged in the connecting block, a through hole is formed in the middle of the shaft penetrating type weight sensor, and the rotating shaft penetrates through the through hole; the rotating shaft is also fixedly provided with a first annular stop which is positioned above the shaft penetrating type weight sensor, and the lower end of the rotating shaft is provided with a lock pin.
Preferably, a second annular stop is fixedly arranged on the rotating shaft above the lock pin, and a clamping groove is formed between the lock pin and the second annular stop.
Preferably, the container is further included, locks are arranged at eight corners of the container, lock holes are formed in the surfaces of the locks, the lock pins are matched with the lock holes, and the width of the clamping groove is not smaller than the thickness of the side wall of the lock.
Preferably, the weight sensor is electrically connected with an upper computer in the control room by adopting wireless or wired connection.
Preferably, the outer side of the connecting block is provided with a limit stop.
Preferably, a plane bearing is arranged between the first annular stop and the shaft penetrating type weight sensor.
Preferably, the lower extreme of lifting rope is equipped with the couple, fixedly on hoist device is equipped with the balancing piece, and four angles of balancing piece are connected with the link through the rope, and the link is hung and is located on the couple.
Preferably, the shaft penetrating type weight sensor is electrically connected with a first control module arranged on the hoisting device through an AD conversion module, the first control module is wirelessly connected with a second control module arranged in the control room, and the second control module is electrically connected with the load display.
Preferably, the second control module is further electrically connected with the printer, the voice broadcast module and the 4G wireless communication module.
Preferably, the upper surface of the balance weight is provided with a bubble level gauge.
And a weight sensor is arranged at the top of the lock head to detect the stress conditions at four corners of the container.
The utility model provides a railway container portal crane safety device sets up the weighing device on four hoist and mount locks, carries out weight detection to four angle departments of container, sees whether take place to overload and unbalance loading to and detect the FTR lock and whether take off the lock.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic view of the front structure of the hoisting device of the present invention;
FIG. 3 is a schematic view of the internal structure of the connecting block of the present invention;
FIG. 4 is a schematic view of the external structure of the hoisting lock of the present invention;
FIG. 5 is a schematic view of the lock of the present invention;
fig. 6 is a block diagram of the control system of the present invention.
Detailed Description
As shown in fig. 1-2, a railway container gantry crane safety protection device comprises a gantry frame 1, a sliding device 2 is arranged on a beam of the gantry frame 1, a lifting rope winding and unwinding device is arranged on the sliding device 2, a hoisting device 3 is connected to the lower end of a lifting rope, the hoisting device 3 comprises a telescopic arm 4 which can be expanded like two sides, a connecting block 5 is arranged at the lower end of the telescopic arm 4, a hoisting lock 6 is arranged at the bottom of the connecting block 5, and a weighing device is arranged in the hoisting lock 6. And weight sensors are arranged at the four corners to detect the weights of the four corners so as to detect unbalance loading.
Preferably, as shown in fig. 3-4, the hoisting lock 6 comprises a rotating shaft 7, the rotating shaft 7 is arranged in the connecting block 5, a shaft penetrating type weight sensor 8 is further arranged in the connecting block 5, a through hole is formed in the middle of the shaft penetrating type weight sensor 8, and the rotating shaft 7 penetrates through the through hole; a first annular stop 9 is also fixedly arranged on the rotating shaft 7, the first annular stop 9 is positioned above the shaft penetrating type weight sensor 8, and a lock pin 10 is arranged at the lower end of the rotating shaft 7. And an annular through-shaft type weight sensor 8 is adopted, so that the rotating shaft 7 can conveniently penetrate through the through-shaft type weight sensor. The through-shaft weight sensor 8 detects the downward pressure of the first annular stop 9. The through-shaft weight sensor 8 can be a GSS416 cylindrical weight sensor of GALOCE.
Preferably, a second annular stop 11 is fixedly arranged on the rotating shaft 7 above the lock pin 10, and a clamping groove 12 is formed between the lock pin 10 and the second annular stop 11.
Preferably, as shown in fig. 5, the container 13 is further included, locks 14 are arranged at eight corners of the container, lock holes 15 are arranged on the surfaces of the locks 14, the lock pins 10 are matched with the lock holes 15, and the width of the clamping groove 12 is not less than the thickness of the side walls of the locks 14. In particular, the width of the clamping groove 12 may be equal to the thickness of the side wall of the lock 14.
Preferably, the weight sensor 8 is electrically connected with an upper computer in the control room by wireless or wired connection.
Preferably, a limit stop 16 is arranged on the outer side of the connecting block 5. The stop 16 facilitates positioning so that the lock pin 10 can be accurately inserted into the lock hole 15.
Preferably, a plane bearing 17 is arranged between the first annular stop 9 and the through-shaft weight sensor 8. The plane bearing can reduce the rotating friction force and bear the pressure.
Preferably, the lower end of the lifting rope is provided with a hook 19, a balance block 20 is fixedly arranged on the lifting device 3, four corners of the balance block 20 are connected with a hanging ring 21 through ropes, and the hanging ring 21 is hung on the hook 19.
Preferably, the shaft penetrating type weight sensor 8 is electrically connected with a first control module arranged on the hoisting device 3 through an AD conversion module, the first control module is wirelessly connected with a second control module arranged in the vehicle body 1, and the second control module is electrically connected with the load display. Specifically, the first control module and the second control module are wirelessly connected through a wifi module or a Bluetooth module.
Preferably, the second control module is further electrically connected with the printer, the voice broadcast module and the 4G wireless communication module.
Preferably, the upper surface of the counterbalance 20 is provided with a bubble level 18. When in hoisting, the hoisting state is monitored from the video, whether the balance weight 20 is in the horizontal state is judged by observing the bubble level meter 18 in the video,
the through-shaft type weight sensors sense stress changes of weights at four corners of the container, the signal acquisition box acquires weight analog signals, the weight analog signals are converted into digital signals through AD conversion, the weight digital signals are transmitted to the first control module, the first control module transmits the data to the second control module through wireless communication, whether overload and unbalance loading exist or not is judged, and the second control module analyzes, alarms, processes and controls to output. The second control module can store various parameters and real-time data of the gantry crane in the storage unit, so that historical records and error records can be conveniently searched. The second control module sends the data to the remote background through the 4G signal and stores the data, so that remote observation, detection, management and statistics are facilitated.
And when detecting whether the FTR lock is unlocked, the crane is inching, and if the detected weight is larger than the weight of the container, the FTR lock is not unlocked.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and should not be considered as limitations of the present invention, and the protection scope of the present invention should be defined by the technical solutions described in the claims, and includes equivalent alternatives of technical features in the technical solutions described in the claims. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
1. The utility model provides a railway container portal crane safety device which characterized in that: the hoisting device comprises a portal frame (1), wherein a sliding device (2) is arranged on a cross beam of the portal frame (1), a lifting rope winding and unwinding device is arranged on the sliding device (2), a hoisting device (3) is connected to the lower end of the lifting rope, the hoisting device (3) comprises a telescopic arm (4) which can be expanded like two sides, a connecting block (5) is arranged at the lower end of the telescopic arm (4), a hoisting lock (6) is arranged at the bottom of the connecting block (5), and a weighing device is arranged in the hoisting lock (6).
2. The railway container gantry crane safety protection device of claim 1, wherein: the hoisting lock (6) comprises a rotating shaft (7), the rotating shaft (7) is arranged in the connecting block (5), a shaft penetrating type weight sensor (8) is further arranged in the connecting block (5), a through hole is formed in the middle of the shaft penetrating type weight sensor (8), and the rotating shaft (7) penetrates through the through hole; a first annular stop (9) is fixedly arranged on the rotating shaft (7), the first annular stop (9) is positioned above the shaft penetrating type weight sensor (8), and a lock pin (10) is arranged at the lower end of the rotating shaft (7).
3. The railway container gantry crane safety protection device of claim 2, wherein: a second annular stop (11) is fixedly arranged on the rotating shaft (7) above the lock pin (10), and a clamping groove (12) is formed between the lock pin (10) and the second annular stop (11).
4. The railway container gantry crane safety protection device of claim 3, wherein: the container is characterized by further comprising a container (13), wherein locks (14) are arranged at eight corners of the container, lock holes (15) are formed in the surfaces of the locks (14), the lock pins (10) are matched with the lock holes (15), and the width of the clamping groove (12) is not smaller than the thickness of the side wall of each lock (14).
5. The railway container gantry crane safety protection device of claim 2, wherein: the shaft penetrating type weight sensor (8) is electrically connected with an upper computer in the control room in a wireless or wired connection mode.
6. The railway container gantry crane safety protection device of claim 1, wherein: and a limit stop (16) is arranged on the outer side of the connecting block (5).
7. The railway container gantry crane safety protection device of claim 2, wherein: a plane bearing (17) is arranged between the first annular stop (9) and the shaft penetrating type weight sensor (8).
8. The railway container gantry crane safety protection device of claim 1, wherein: the lower end of the lifting rope is provided with a hook (19), a balance block (20) is fixedly arranged on the lifting device (3), four corners of the balance block (20) are connected with a hanging ring (21) through ropes, and the hanging ring (21) is hung on the hook (19).
9. The railway container gantry crane safety protection device of claim 2, wherein: the shaft penetrating type weight sensor (8) is electrically connected with a first control module arranged on the hoisting device (3) through an AD conversion module, the first control module is wirelessly connected with a second control module arranged in a control room, and the second control module is electrically connected with the load display.
10. The railway container gantry crane safety protection device of claim 9, wherein: the second control module is also electrically connected with the printer, the voice broadcast module and the 4G wireless communication module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141072.3U CN214269994U (en) | 2021-01-19 | 2021-01-19 | Safety protection device for railway container gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141072.3U CN214269994U (en) | 2021-01-19 | 2021-01-19 | Safety protection device for railway container gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214269994U true CN214269994U (en) | 2021-09-24 |
Family
ID=77763729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120141072.3U Expired - Fee Related CN214269994U (en) | 2021-01-19 | 2021-01-19 | Safety protection device for railway container gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214269994U (en) |
-
2021
- 2021-01-19 CN CN202120141072.3U patent/CN214269994U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210924 |
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| CF01 | Termination of patent right due to non-payment of annual fee |