CN101475122A - Locking and unlocking mechanism of electric container sling - Google Patents
Locking and unlocking mechanism of electric container sling Download PDFInfo
- Publication number
- CN101475122A CN101475122A CNA2009100289190A CN200910028919A CN101475122A CN 101475122 A CN101475122 A CN 101475122A CN A2009100289190 A CNA2009100289190 A CN A2009100289190A CN 200910028919 A CN200910028919 A CN 200910028919A CN 101475122 A CN101475122 A CN 101475122A
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- photoelectric switch
- lock pin
- locking
- electric container
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Abstract
The invention relates to the technical field of hoisting equipment, in particular to an opening and locking mechanism for an electric container hoisting appliance. The opening and locking mechanism for the electric container hoisting appliance comprises an end beam and a lock pin, wherein the end beam is provided with a driving motor; and a torque output end of the driving motor is fixedly connected with one end of a telescopic part, while the other end of the telescopic part is connected with one end of a connecting rod; the peripheral surface of the connecting rod is provided with a sensing block, and the end beam is provided with an unlocking photoelectric switch and a locking photoelectric switch at intervals which mutually sense with the sensing block; and the other end of the connecting rod is connected with the lock pin through a rotating arm, and the center distance of the unlocking photoelectric switch and the locking photoelectric switch is equal to the arc length formed by the lock pin which rotates 90 degrees taking the end part of the lock pin as a central point. The mechanism has the advantages that work for locking a container and unlocking the container become mechanized work, so that the efficiency is high, the labor intensity is low, the accuracy rate is high, and the frequency of faults is greatly reduced.
Description
Technical field
The present invention relates to the hanging device technical field, particularly a kind of lock-opening closing mechanism of electric container sling.
Background technology
Along with the continuous development of freight container traffic, the container hanging business increases day by day, is had higher requirement in reliability, the high efficiency aspect of container spreader.Container spreader is a kind of freight container carrying lifting appliance, is installed on front swing-machine, empty van Forklift or other port and pier handling appliances.
Utilize the lock pin that is provided with on the suspender to move and fasten freight container, fasten freight container during locking, discharge freight container during release, realize the handling of freight container.Early stage operation suspender lock pin is a manual type, promptly above suspender moves to freight container, when suspender is being in the case state, operating personal need be operated the lock pin of suspender, rely on the M/C rocker switch, realize lock pin " locking " and " release ", do like this that the one side efficiency ratio is lower, labor intensity of operating personnel is bigger on the other hand; In addition, may be when the lock button is revolved in the operating personal operation owing to misoperation, it is not in place to cause that lock pin revolves lock, thereby produces potential safety hazard.Along with the progress of science and technology, current employing hydraulic ram drives, to realize lock pin " locking " and " release ".Have following defective but hydraulic ram drives: the hydraulic efficiency gear locating accuracy is low, the fault rate height; And, cause the hydraulic efficiency pressure system leakage of oil easily owing to sealing problem, not only freight container or the generation of container yard ground are polluted, and often replacing of oil sealing, improved the use cost of installing.
Summary of the invention
At above-mentioned technical matters, the object of the present invention is to provide a kind of lock-opening closing mechanism of electric container sling can solve the low high problem of the low fault rate of the big accuracy rate of labour intensity of efficient.
Realize that technical scheme of the present invention is as follows:
The lock-opening closing mechanism of electric container sling, comprise end carriage and lock pin, described end carriage is provided with drive motor, the moment of torsion mouth of this drive motor is captiveed joint with an end of an extensible member, the extensible member other end is captiveed joint with an end of a connecting rod, the side face of this connecting rod is provided with sensor block, be arranged at intervals with on the described end carriage and be used for unblank photoelectric switch and the locking photoelectric switch that interact with described sensor block, the described connecting rod other end is connected with described lock pin by pivoted arm, and the centre distance of described unblank photoelectric switch and locking photoelectric switch and described lock pin are that center-point revolves the arc length that turn 90 degrees and equates with this lock pin end.
Also be provided with the switch that signal is provided for the staff on the described end carriage, and the device that pushes that starts this switch work.
Described switch is a photoelectric switch.
The described device that pushes comprises ejector pin and is enclosed within this ejector pin upper reset spring.
Described drive motor is a servomotor.
Described extensible member is a screw mandrel.
Described pivoted arm is provided with nut, and described lock pin is connected with this nut thread.
Adopt the lock-opening closing mechanism of the electric container sling of above-mentioned technology to comprise end carriage and lock pin, described end carriage is provided with servomotor, the moment of torsion mouth of this servomotor is captiveed joint with an end of screw mandrel, the screw mandrel other end is captiveed joint with an end of a connecting rod, servomotor energising back screw mandrel is released and is promoted connecting rod to left movement, connecting rod promotes lock pin and rotates, the side face of this connecting rod is provided with sensor block, be arranged at intervals with on the end carriage and be used for unblank photoelectric switch and the locking photoelectric switch that interact with described sensor block, connecting rod is when left movement, when moving to the position of locking photoelectric switch, sensor block cuts off the power supply of drive motor automatically, unblank centre distance and the described lock pin of photoelectric switch and locking photoelectric switch is that center-point revolves the arc length that turn 90 degrees and equates with this lock pin end, so finish the locking action this moment, also be provided with the photoelectric switch that signal is provided for the staff on the end carriage, and start the ejector pin of this switch work and be enclosed within this ejector pin upper reset spring, when suspender is placed on the freight container, ejector pin is by jack-up, this moment, photoelectric switch obtained signal, when freight container is raised, ejector pin resets under the effect of retracing spring, photoelectric switch is the number of writing to, the suspender lock pin that changed in the past of the present invention is just used the hydraulic ram method of driving, reduced the short replacing oil sealed problem that needs of hydraulic efficiency gear period of service, avoided the pollution problem of hydraulic-driven leakage of oil simultaneously to freight container or the generation of container yard ground, useful benefit of the present invention is accurate positioning, fault rate is low, energy-conserving and environment-protective etc.
Description of drawings
Fig. 1 is a structural front view of the present invention;
Fig. 2 is a structure birds-eye view of the present invention;
Among the figure, 1, lock pin, 2, nut, 3, spring, 4, ejector pin, 5, bearing, 6, drive motor, 7, photoelectric switch, 8, the locking photoelectric switch, 9, connecting rod, 10, sensor block, 11, the photoelectric switch of unblanking, 12, end carriage, 13, pivoted arm, 14, screw mandrel.
The specific embodiment
As Fig. 1, shown in Figure 2, the lock-opening closing mechanism of electric container sling, comprise end carriage 12 and lock pin 1, end carriage 12 is provided with drive motor 6, this drive motor 6 is fixed on the end carriage 12 by bearing 5, the moment of torsion mouth of drive motor 6 is captiveed joint with an end of an extensible member screw mandrel 14, screw mandrel 14 other ends are captiveed joint with an end of a connecting rod 9, the side face of this connecting rod 9 is provided with sensor block 10, be arranged at intervals with on the end carriage 12 and be used for unblank photoelectric switch 11 and the locking photoelectric switch 8 that interact with sensor block 10, connecting rod 9 other ends are connected with lock pin 1 by pivoted arm 13, pivoted arm 13 is provided with nut 3, lock pin 1 is threaded with this nut 3, unblank centre distance and the lock pin 1 of photoelectric switch 11 and locking photoelectric switch 8 is that center-point revolves the arc length that turn 90 degrees and equates with this lock pin 1 end, also be provided with the switch that signal is provided for the staff on the end carriage 12, and the device that pushes that starts this switch work, this switch is a photoelectric switch, and this pushes device and comprises ejector pin 4 and be enclosed within this ejector pin upper reset spring 3.
After drive motor 6 energisings, the screw mandrel 14 that is connected with it stretches out, drivening rod 9 is together to left movement, and pivoted arm 13 begins to rotate under the drive of connecting rod simultaneously, and then drives lock pin 1 rotation 90 degree, finish the block action of lock pin 1, when sensor block 10 moved to the position of photoelectric switch 8 simultaneously, photoelectric switch 8 closed backs cut off the power supply of drive motor 6, make screw mandrel 14 stop motions, drg braking on the drive motor 6 simultaneously, anti-throw-out lever 14 continues to move under action of inertia.
Claims (7)
1. the lock-opening closing mechanism of electric container sling, comprise end carriage and lock pin, it is characterized in that: described end carriage is provided with drive motor, the moment of torsion mouth of this drive motor is captiveed joint with an end of an extensible member, the extensible member other end is captiveed joint with an end of a connecting rod, the side face of this connecting rod is provided with sensor block, be arranged at intervals with on the described end carriage and be used for unblank photoelectric switch and the locking photoelectric switch that interact with described sensor block, the described connecting rod other end is connected with described lock pin by pivoted arm, and the centre distance of described unblank photoelectric switch and locking photoelectric switch and described lock pin are that center-point revolves the arc length that turn 90 degrees and equates with this lock pin end.
2. the lock-opening closing mechanism of electric container sling according to claim 1 is characterized in that: also be provided with the switch that signal is provided for the staff on the described end carriage, and the device that pushes that starts this switch work.
3. the lock-opening closing mechanism of electric container sling according to claim 2, it is characterized in that: described switch is a photoelectric switch.
4. the lock-opening closing mechanism of electric container sling according to claim 2, it is characterized in that: the described device that pushes comprises ejector pin and is enclosed within this ejector pin upper reset spring.
5. the lock-opening closing mechanism of electric container sling according to claim 1, it is characterized in that: described drive motor is a servomotor.
6. the lock-opening closing mechanism of electric container sling according to claim 1, it is characterized in that: described extensible member is a screw mandrel.
7. the lock-opening closing mechanism of electric container sling according to claim 1, it is characterized in that: described pivoted arm is provided with nut, and described lock pin is connected with this nut thread.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100289190A CN101475122A (en) | 2009-01-20 | 2009-01-20 | Locking and unlocking mechanism of electric container sling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2009100289190A CN101475122A (en) | 2009-01-20 | 2009-01-20 | Locking and unlocking mechanism of electric container sling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101475122A true CN101475122A (en) | 2009-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2009100289190A Pending CN101475122A (en) | 2009-01-20 | 2009-01-20 | Locking and unlocking mechanism of electric container sling |
Country Status (1)
| Country | Link |
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| CN (1) | CN101475122A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874678A (en) * | 2011-07-14 | 2013-01-16 | 上海振华重工(集团)股份有限公司 | Sling stretching and retraction locking mechanism |
| CN103318743A (en) * | 2012-12-05 | 2013-09-25 | 上海振华重工(集团)股份有限公司 | Swing pin driving device of spreader provided with linear motor |
| CN106429856A (en) * | 2016-10-11 | 2017-02-22 | 周峰 | Rollover prevention safety device for railway crane |
| CN108892025A (en) * | 2018-09-14 | 2018-11-27 | 上海久能机电制造有限公司 | A kind of suspender rotating pin mechanism that impact resistance is driven by linear motor |
| CN108975148A (en) * | 2018-09-04 | 2018-12-11 | 广西柳工机械股份有限公司 | Container spreader |
| CN109747520A (en) * | 2019-02-27 | 2019-05-14 | 上海电机学院 | A kind of vehicle-mounted container smart lock of automatic lifting |
| CN111016933A (en) * | 2019-12-31 | 2020-04-17 | 中车长江车辆有限公司 | Frame and air transport vehicle |
| CN112520552A (en) * | 2021-01-15 | 2021-03-19 | 山东弘发兴凯实业股份有限公司 | Container hoisting machine with adjustable remove |
| CN114835000A (en) * | 2022-03-31 | 2022-08-02 | 三一重工股份有限公司 | Locking mechanism, lifting appliance and operation machine |
| CN116119507A (en) * | 2022-11-02 | 2023-05-16 | 山东省高速养护集团有限公司 | Triangle displacement lifting appliance capable of automatically inserting and extracting pins |
-
2009
- 2009-01-20 CN CNA2009100289190A patent/CN101475122A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102874678A (en) * | 2011-07-14 | 2013-01-16 | 上海振华重工(集团)股份有限公司 | Sling stretching and retraction locking mechanism |
| CN103318743A (en) * | 2012-12-05 | 2013-09-25 | 上海振华重工(集团)股份有限公司 | Swing pin driving device of spreader provided with linear motor |
| CN103318743B (en) * | 2012-12-05 | 2015-03-18 | 上海振华重工(集团)股份有限公司 | Swing pin driving device of spreader provided with linear motor |
| CN106429856A (en) * | 2016-10-11 | 2017-02-22 | 周峰 | Rollover prevention safety device for railway crane |
| CN108975148A (en) * | 2018-09-04 | 2018-12-11 | 广西柳工机械股份有限公司 | Container spreader |
| CN108975148B (en) * | 2018-09-04 | 2020-02-25 | 广西柳工机械股份有限公司 | Container spreader |
| CN108892025B (en) * | 2018-09-14 | 2023-09-08 | 上海久能机电制造有限公司 | Impact-resistant lifting appliance rotating pin mechanism driven by linear motor |
| CN108892025A (en) * | 2018-09-14 | 2018-11-27 | 上海久能机电制造有限公司 | A kind of suspender rotating pin mechanism that impact resistance is driven by linear motor |
| CN109747520A (en) * | 2019-02-27 | 2019-05-14 | 上海电机学院 | A kind of vehicle-mounted container smart lock of automatic lifting |
| CN111016933A (en) * | 2019-12-31 | 2020-04-17 | 中车长江车辆有限公司 | Frame and air transport vehicle |
| CN112520552A (en) * | 2021-01-15 | 2021-03-19 | 山东弘发兴凯实业股份有限公司 | Container hoisting machine with adjustable remove |
| CN114835000A (en) * | 2022-03-31 | 2022-08-02 | 三一重工股份有限公司 | Locking mechanism, lifting appliance and operation machine |
| CN114835000B (en) * | 2022-03-31 | 2023-03-03 | 三一重工股份有限公司 | Locking mechanism, lifting appliance and operation machine |
| CN116119507A (en) * | 2022-11-02 | 2023-05-16 | 山东省高速养护集团有限公司 | Triangle displacement lifting appliance capable of automatically inserting and extracting pins |
| CN116119507B (en) * | 2022-11-02 | 2024-02-09 | 山东省高速养护集团有限公司 | Triangle displacement lifting appliance capable of automatically inserting and extracting pins |
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Open date: 20090708 |