CN202346662U - Protecting device for outer climbing of tower crane - Google Patents
Protecting device for outer climbing of tower crane Download PDFInfo
- Publication number
- CN202346662U CN202346662U CN2011204250949U CN201120425094U CN202346662U CN 202346662 U CN202346662 U CN 202346662U CN 2011204250949 U CN2011204250949 U CN 2011204250949U CN 201120425094 U CN201120425094 U CN 201120425094U CN 202346662 U CN202346662 U CN 202346662U
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- tower crane
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Abstract
The utility model relates to a safety monitoring system of a crane, in particular to a protecting device for outer climbing of a tower crane, which belongs to the field of protecting equipment of the crane and carries out real-time and safe monitoring and protection on the installation and disassembly of the tower crane and the operation process of adding sections and reducing sections of a tower body. The protecting device comprises a sensing unit, a control unit and a man-machine unit, wherein the sensing unit detects load and operating environment parameters such as the hoisting torque, the rotary angle, the oblique angle and the wind speed of the tower crane in real time; and the control unit and the man-machine unit are used for displaying, recording, voice alarm and safety control of the running parameters and the safety state of the tower crane. The protecting device has the advantages that the environmental factors such as wind speed, equipment factors such as inclination and the unprofessional operation can be effectively prevented from causing dangers to the outer climbing of the tower crane, so that the safety of running and climbing operation of the tower crane is guaranteed, and the safe production is enhanced.
Description
Technical field
The utility model relates to security monitoring system of hoister, particularly a kind of tower crane fender guard that climbs outward, and it belongs to hoisting crane preventive device field.
Background technology
Tower crane has widely at construction trade to be used, and it is a key link of construction trade safety in production, and country classifies tower crane as special equipment and manages.But tower crane accidents still happens occasionally, and it brings tremendous loss to people's statement and property, has had a strong impact on safety in production and economic development.
The frequent link of tower crane accidents generation is the supernumerary segment of its installation, dismounting, body of the tower and falls the joint operation; Though national standard has proposed clear and definite standard and requirement to the operation of climbing; But, can't avoid the climb generation of work accident of tower crane owing to multiple reasons such as environmental conditions, operation against ruless always.
Existing tower crane has only simple overload and position limitation protection switch, can't install tower crane, dismounting, body of the tower supernumerary segment with fall the joint process and carry out omnidistance monitoring and protection, the danger of the operation of climbing exists always.
Summary of the invention
In order to solve the problem that above-mentioned prior art exists; The utility model provides a kind of tower crane fender guard that climbs outward; The supernumerary segment of the installation of its external climbing tower crane, dismounting, body of the tower with fall the joint operation process and carry out in real time, comprehensively monitor; The danger of avoiding environmental factor, operation against rules etc. to bring is to reach the security purpose of the operation of climbing.
The utility model solves the technical scheme that its technical matters adopted: a kind of tower crane fender guard that climbs outward is made up of perception unit, control unit and man-machine unit; The perception unit connects controller through the RS485 universal serial bus, the bus out digital signal, and bus protocol uses principal and subordinate's agreement, and controller is as main website, and sensor is as slave station; Each sensor of controller poll; Resolve its bus digital signal; Carry out software filtering, the linear conversion and logic operation, obtain tower crane moment, degreeof turn, angle of inclination and direction of tilt, wind speed and direction parameter, analyze load and operating environment, operating data and the safe condition parameter of tower crane; Use the RS232 universal serial bus to be sent to man-machine interface; Use the USB USB to be sent to storage medium, use the I/O interface to send alarm message, use the I/O interface to send control information to control path to speech chip.
Said perception unit comprises: torque sensor: detect tower crane moment parameter in real time; Rotary sensor: adopt electromagnetic sensor, detect the tower crane rotation angle in real time,, direct north is provided, with reference to angle, carry out the unlimited number of turns 360 degree measurement of angle as the standard zero degree through the earth magnetic field; Inclination sensor: adopt the twin shaft quadrature sensor, the X axle is parallel with rotary sensor zero degree direction, detects tower crane angle of inclination and direction of tilt in real time; Air velocity transducer: detect the operating environment wind speed and direction of tower crane in real time, positive north wind is to parallel with rotary sensor zero degree direction.
Said control unit comprises controller and control path; Control path connects rotary braking, it is spacing to hoist, luffing is spacing, the control relay that climbs, the safety control of climbing outward of output tower crane.
Said man-machine unit comprises man-machine interface: man-machine interface shows load and operating environment, operating data and the safe condition parameter of tower crane in real time, and operating personal can be provided with climb the outward mode of operation of fender guard of tower crane through man-machine interface; Warning device: be made up of speech chip and loud speaker, speech chip connects controller through multichannel I/O interface, and the I/O signal is converted into sound signal, carries out audio alert by loud speaker; Storage medium: built-in high-speed cache, adopt memory module in batches, support SD card/Flash card storage.
Climb outward fender guard security monitoring and protection of tower crane is divided into three kinds of states: running state, critical conditions and climb mode; It can switch above-mentioned security monitoring and guard mode in real time through man-machine interface.
When tower crane normally moved, the fender guard that will climb outward switched to running state, opened tower crane operational factor monitoring and anti-tipping protection in real time; If arbitrary parameter exceeds tower crane safe operation ability in hoisting moment, angle of inclination, the ambient wind velocity; To export relevant voice and report to the police, and cut off the tower crane upwards control path of direction, luffing outward direction that hoists, avoid the generation of tower crane overthrow accident.
Tower crane is installed, dismounting, body of the tower supernumerary segment with the joint operation is fallen and before, the fender guard that will climb outward switches to critical conditions, device output hoists and luffing control, cancellation hoists inwardly spacing to upper limit and luffing.Simultaneously, device testing environment wind speed and direction, angle of inclination and direction of tilt, hoisting moment, degreeof turn and revolution/braking etc. the security parameter that climbs is exported audio alert, permission entering climb mode when all parameters are safety value.
Tower crane climbs after the fender guard entering climb mode; Export the control of climbing, the oil cylinder that allows to climb is carried out rising/down maneuver, and locking revolution/brake switch is a braking mode; Detect in real time parameters such as degreeof turn, wind direction and wind velocity and angle of inclination, audio alert occurs sending when unusual.Installation, dismounting, body of the tower supernumerary segment and fall after the joint operation accomplishes, the fender guard that climbs outward withdraws from climb mode, resume operation state security monitoring and protection.
The utility model detects load and operating environment parameter, operating data and the safe condition of tower crane in real time, and output man-machine interface, audio alert and control signal are realized the supernumerary segment of running job protection and installation, dismounting, body of the tower and fallen joint operation protection; The utility model can be monitored outer climbing tower crane operation in real time and climb the operation overall process; The important step that the control tower crane accidents takes place frequently; Thereby the occurrence frequency of minimizing accident improves the safety that tower lifting is used, protection people's safety of life and property; Thereby further increase work efficiency, promote economic development.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 is the schematic diagram of the utility model;
Among the figure: 1, torque sensor, 2, rotary sensor, 3, inclination sensor, 4, air velocity transducer 5, controller; 6, man-machine interface, 7, speech chip, 8, storage medium; 9, control path, 10, loud speaker, 11, hoist spacing; 12, luffing is spacing, and 13, the control relay that climbs, 14, revolution/braking.
The specific embodiment:
For understanding this tower crane fender guard that climbs in depth outward, explain as follows in conjunction with Fig. 1:
It is made up of sensing unit, control unit and man-machine unit; Sensing unit comprises torque sensor 1, rotary sensor 2, inclination sensor 3, air velocity transducer 4; Control unit comprises controller 5 and control path 9; Man-machine unit comprises man-machine interface 6, warning device and storage medium 8; Torque sensor 1 detects tower crane moment parameter in real time; Rotary sensor 2 adopts electromagnetic sensor, detects the tower crane rotation angle in real time; It provides direct north through the earth magnetic field, as the standard zero degree with reference to angle; Can carry out the unlimited number of turns 360 degree measurement of angle; Do not have connection and transmission device, error is little, and precision is high; Install with easy to use; Inclination sensor 3 adopts the twin shaft quadrature sensor, and its X axle is parallel with rotary sensor 2 zero degree directions, detects tower crane angle of inclination and direction of tilt in real time; Air velocity transducer 4 detects the operating environment wind speed and direction of tower crane in real time, and positive north wind is to parallel with rotary sensor 2 zero degree directions; Torque sensor 1, rotary sensor 2, inclination sensor 3 are connected controller 5 with air velocity transducer 4 through the RS485 universal serial bus, the bus out digital signal, and bus protocol uses principal and subordinate's agreement, and controller 5 is as main website, and sensor is as slave station; Each sensor of controller 5 polls; Resolve its bus digital signal; Carry out software filtering, the linear conversion and logic operation, obtain tower crane moment, degreeof turn, angle of inclination and direction of tilt, wind speed and direction parameter, analyze load and operating environment, operating data and the safe condition parameter of tower crane; Use the RS232 universal serial bus to be sent to man-machine interface 6; Use the USB USB to be sent to storage medium 8, use the I/O interface to send alarm message to speech chip 7, use the I/O interface to send control information to control path 9.
Man-machine interface 6 shows load and operating environment, operating data and the safe condition parameters of tower cranes in real time, and operating personal can be provided with through climb the outward mode of operation of fender guard of 6 pairs of tower cranes of man-machine interface.
Warning device comprises speech chip 7 and loud speaker 10, and speech chip 7 receives the multichannel I/O signal of controller 5, converts sound signal into, and loud speaker 10 received audio signals carry out audio alert.
Control path 9 connects revolution/brakings 14, it is spacing 11 to hoist, luffing is spacing 12, the control relay 13 that climbs, can output short-circuit control and short circuit control, and control lifting mechanism of tower crane, luffing mechanism, swing type mechanism and climbing device and move.
Climb outward fender guard security monitoring and protection of tower crane is divided into three kinds of states: running state, critical conditions and climb mode; It can switch above-mentioned security monitoring and guard mode in real time through man-machine interface 6.
When tower crane normally moved, the fender guard that will climb outward switched to running state, opened tower crane operational factor monitoring and anti-tipping protection in real time; If arbitrary parameter exceeds tower crane safe operation ability in hoisting moment, angle of inclination, the ambient wind velocity; To export relevant voice and report to the police, and cut off the tower crane upwards control path of direction, luffing outward direction that hoists, avoid the generation of tower crane overthrow accident.
Tower crane is installed, dismounting, body of the tower supernumerary segment with the joint operation is fallen and before, the fender guard that will climb outward switches to critical conditions, device output hoists and luffing control, cancellation hoists inwardly spacing to upper limit and luffing.Simultaneously, device testing environment wind speed and direction, angle of inclination and direction of tilt, hoisting moment, degreeof turn and revolution/security parameters that climb such as braking 14, the output audio alert allows to get into climb mode when all parameters are safety value.
Tower crane climbs after the fender guard entering climb mode; Export the control of climbing, the oil cylinder that allows to climb is carried out rising/down maneuver, and locking revolution/braking 14 switches are braking mode; Detect in real time parameters such as degreeof turn, wind direction and wind velocity and angle of inclination, audio alert occurs sending when unusual.Installation, dismounting, body of the tower supernumerary segment and fall after the joint operation accomplishes, the fender guard that climbs outward withdraws from climb mode, resume operation state security monitoring and protection.
Claims (4)
1. tower crane fender guard that climbs outward is characterized in that: be made up of perception unit, control unit and man-machine unit; The perception unit connects controller through the RS485 universal serial bus, the bus out digital signal, and bus protocol uses principal and subordinate's agreement, and controller is as main website, and sensor is as slave station; Each sensor of controller poll; Resolve its bus digital signal; Carry out software filtering, the linear conversion and logic operation, obtain tower crane moment, degreeof turn, angle of inclination and direction of tilt, wind speed and direction parameter, analyze load and operating environment, operating data and the safe condition parameter of tower crane; Use the RS232 universal serial bus to be sent to man-machine interface; Use the USB USB to be sent to storage medium, use the I/O interface to send alarm message, use the I/O interface to send control information to control path to speech chip.
2. a kind of tower crane according to claim 1 fender guard that climbs outward, it is characterized in that: said perception unit comprises: torque sensor: detect tower crane moment parameter in real time; Rotary sensor: adopt electromagnetic sensor, detect the tower crane rotation angle in real time,, direct north is provided, with reference to angle, carry out the unlimited number of turns 360 degree measurement of angle as the standard zero degree through the earth magnetic field; Inclination sensor: adopt the twin shaft quadrature sensor, the X axle is parallel with rotary sensor zero degree direction, detects tower crane angle of inclination and direction of tilt in real time; Air velocity transducer: detect the operating environment wind speed and direction of tower crane in real time, positive north wind is to parallel with rotary sensor zero degree direction.
3. a kind of tower crane according to claim 1 fender guard that climbs outward, it is characterized in that: said control unit comprises controller and control path; Control path connects rotary braking, it is spacing to hoist, luffing is spacing, the control relay that climbs, the safety control of climbing outward of output tower crane.
4. a kind of tower crane according to claim 1 fender guard that climbs outward; It is characterized in that: said man-machine unit comprises man-machine interface: show load and operating environment, operating data and the safe condition parameter of tower crane in real time, operating personal is provided with climb the outward mode of operation of fender guard of tower crane through man-machine interface; Warning device: be made up of speech chip and loud speaker, speech chip connects controller through multichannel I/O interface, and the I/O signal is converted into sound signal, carries out audio alert by loud speaker; Storage medium: built-in high-speed cache, adopt memory module in batches, support SD card/Flash card storage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204250949U CN202346662U (en) | 2011-11-01 | 2011-11-01 | Protecting device for outer climbing of tower crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204250949U CN202346662U (en) | 2011-11-01 | 2011-11-01 | Protecting device for outer climbing of tower crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202346662U true CN202346662U (en) | 2012-07-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204250949U Expired - Fee Related CN202346662U (en) | 2011-11-01 | 2011-11-01 | Protecting device for outer climbing of tower crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202346662U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363509A (en) * | 2011-11-01 | 2012-02-29 | 大连科信起重电器有限公司 | Outer climbing protection device of tower crane |
| CN111392609A (en) * | 2020-04-02 | 2020-07-10 | 中建八局第二建设有限公司 | Side-hanging type novel support frame, novel full-automatic climbing system and climbing method thereof |
-
2011
- 2011-11-01 CN CN2011204250949U patent/CN202346662U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102363509A (en) * | 2011-11-01 | 2012-02-29 | 大连科信起重电器有限公司 | Outer climbing protection device of tower crane |
| CN111392609A (en) * | 2020-04-02 | 2020-07-10 | 中建八局第二建设有限公司 | Side-hanging type novel support frame, novel full-automatic climbing system and climbing method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120725 Termination date: 20141101 |
|
| EXPY | Termination of patent right or utility model |