CN105398948A - Safe hoisting device for steel plates - Google Patents
Safe hoisting device for steel plates Download PDFInfo
- Publication number
- CN105398948A CN105398948A CN201510973117.2A CN201510973117A CN105398948A CN 105398948 A CN105398948 A CN 105398948A CN 201510973117 A CN201510973117 A CN 201510973117A CN 105398948 A CN105398948 A CN 105398948A
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- China
- Prior art keywords
- steel plate
- electromagnetism
- safe
- unit
- lifting
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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
- 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
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
- B66C1/44—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces
- B66C1/48—Gripping members engaging only the external or internal surfaces of the articles and applying frictional forces to vertical edge portions of sheets, tubes, or like thin or thin-walled articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to a safe hoisting device for steel plates. The safe hoisting device for steel plates comprises hooks; a slide groove is formed in the side wall of each hook; and a locking plate is connected to the interior of each slide groove through a fastening bolt. The safe hoisting device further comprises a displacement sensor, an electromagnetic attracting and hoisting unit, a distance sensor, an alarm, a control unit, a switch and a power source. The safe hoisting device for steel plates achieves intelligent detection, the electromagnetic attracting unit is automatically started to attract steel plates, and compared with a pure electromagnetic attracting and hoisting device, the safe hoisting device for steel plates is more economical and saves more energy while accidents are prevented.
Description
Technical field
The present invention relates to the safe lifting appliance of a kind of steel plate.
Background technology
Steel plate is with pouring molten steel, the tabular steel of compacting after cooling, existing steel plate can be divided into a lot of specification, and the steel plate of large-scale specification remove unload time, not easily steel plate is removed and unload, and the lifting method passed through is mostly steel plate both sides hook hook, suspension hook is connected with driving lifting appliance by steel rope again, there is following problem like this:
The first, moving operation work is in remote viewing steel plate lifting situation, bit by bit promotes steel plate by rotating machine, generations to be shaken, easily landing between generation suspension hook and steel plate if occur in lifting process to pause, and steel plate drops accident.
The second, workshop steel plate promotes operation needs manually suspension hook to be contained in steel plate both sides, then the information that suspension hook fixes is passed to driving work, and steel plate promotes by starting gig and moves by driving work again; If have human operational error in above-mentioned link, consequence is hardly imaginable, and higher to the job requirement of moving operation work.
Application number CN201210442703.0 discloses the safe lifting appliance of a kind of steel plate, relate to the safe lifting appliance of a kind of steel plate, comprise adjustable for height lifting body, the top of described lifting body is fixed with the suspension hook of lifting body lifting, the sidewall of described lifting body is provided with locking plate, be provided with between described locking plate with lifting body with by the gap of lift by crane steel plate and matching, described locking plate and the opposite face lifting by crane body are provided with the latching device be locked at by steel plate in gap; The shortcoming of this invention is: mainly realize relative fixing with between steel plate of lifting body by mechanical locking plate and friction, run into heavier-weight, after mechanical locking plate is destroyed, or when surface of steel plate contains greasy dirt, still has the possibility of steel plate and the landing of lifting body.
Application number CN201320895252.6 discloses a kind of lifting appliance, the derricking gear comprising crossbeam (1) and be suspended on crossbeam (1), it is characterized in that: described derricking gear comprises two groups and is suspended on the suspension rod (3) at crossbeam (1) two ends, left and right and the electromagnetism iron plate (2) for adsorbing steel plate, the upper surface of described electromagnetism iron plate (2) is provided with lockout mechanism (6) and releasably locks with the lower end of suspension rod (3) and be connected, the connecting arm being also provided with telescopic folding between the upper surface and suspension rod (3) of electromagnetism iron plate (2) is pitched (5).Adopt electromagnet block as derricking gear, the large adsorption affinity of electromagnet block is strong, and is set directly at the bottom of device, need not slot in addition and place; Suspension rod and electromagnet block can shirk, and can take off convenient placement when not using.This invention, by electromagnetic adsorption steel plate, is dropped although can not there is steel plate, larger to cost needs.
Summary of the invention
The invention discloses the safe lifting appliance of a kind of steel plate, adopt the structure being mechanically connected and combining with electromagnetic adsorption, under normal circumstances, electromagnetic adsorption unit does not work, when there is slippage, by the data transmission between ECU (Electrical Control Unit), realize Intelligent Measurement, automatic startup electromagnetic adsorption unit adsorbs steel plate, the generation of Accident prevention; While guarantee safe operation, greatly reduce electric cost.
In order to realize above-mentioned technical purpose, the present invention adopts following technical scheme:
The safe lifting appliance of a kind of steel plate, comprise suspension hook, the sidewall of described suspension hook is provided with chute, is connected with locking plate in described chute by binding bolt;
Also comprise displacement pickup, electromagnetism lifting unit, rang sensor, annunciator, control unit, switch and power supply;
Institute's displacement sensors is arranged on described suspension hook coupler body, for detecting the displacement signal that between described suspension hook and steel plate, relative sliding produces, and this displacement signal is transferred to described control unit;
Described electromagnetism lifting unit covers and is being lifted by crane on the upper surface of steel plate;
Described rang sensor is arranged between electromagnetism lifting unit and steel plate, for detecting described electromagnetism lifting unit and described by the distance of lifting by crane between steel plate;
Described control unit receives and according to the testing result from displacement pickup and rang sensor, controls electromagnetism lifting unit and carry out work, realize the absorption to steel plate;
Described power supply through described control unit be institute's displacement sensors, electromagnetism lifting unit, rang sensor, annunciator power;
Described switch-linear hybrid between power supply and electromagnetism lifting unit, for being switched on or switched off the power supply of described electromagnetism lifting unit.
Also comprise charger magnetic cell, described charger magnetic cell is electrically connected with described electromagnetism lifting unit;
Described electromagnetism lifting unit is magnetic chuck, four angles of described magnetic chuck bottom surface is respectively equipped with groove, is provided with a rang sensor in each groove.
The bottom surface of described magnetic chuck is provided with V-shaped groove.
Described control unit is micro controller system.
Described switch is mechanical contact switch.
Described displacement pickup is grating displacement sensor or magnetic grid displacement pickup.
The face that described locking plate contacts with steel plate is provided with serrate slot.
Adopt technical scheme of the present invention, existing lifting appliance of comparing, has following beneficial effect:
Adopt the safe lifting appliance of steel plate of the present invention, under normal circumstances, electromagnetic adsorption unit does not work, when displacement pickup detect to there is slippage between steel plate and suspension hook time, displacement signal is passed to control unit, and control unit starts electromagnetic adsorption unit output electromagnetic force and is adsorbed in time by steel plate;
Electromagnetic adsorption unit is provided with rang sensor, and described rang sensor is for detecting the distance between electromagnetic adsorption unit and steel plate, and under ensureing electromagnetic adsorption unit no power situation, the Contact of electromagnetic adsorption unit and steel plate is good;
The safe lifting appliance of steel plate of the present invention realizes Intelligent Measurement, automatically starts electromagnetic adsorption unit and adsorbs steel plate, while Accident prevention occurs, relative to simple electromagnetic adsorption type lifting appliance, more economically with energy-conservation.
Accompanying drawing explanation
Fig. 1 is the structural representation of the safe lifting appliance of steel plate of the present invention.
Wherein, 1 is suspension hook; 2 is steel plate; 3 is electromagnetic adsorption unit; 4 is control unit; 5 is switch; 6 is power supply; 7 is chute; 8 is locking plate.
Fig. 2 is the functional block diagram of the safe lifting appliance of steel plate of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The safe lifting appliance of a kind of steel plate, comprise suspension hook, the sidewall of described suspension hook is provided with chute, is connected with locking plate in described chute by binding bolt; Also comprise displacement pickup, electromagnetism lifting unit, rang sensor, annunciator, control unit, switch and power supply; Institute's displacement sensors is arranged on described suspension hook coupler body, for detecting the displacement signal that between described suspension hook and steel plate, relative sliding produces, and this displacement signal is transferred to described control unit; Described electromagnetism lifting unit covers and is being lifted by crane on the upper surface of steel plate; Described rang sensor is arranged between electromagnetism lifting unit and steel plate, for detecting described electromagnetism lifting unit and described by the distance of lifting by crane between steel plate; Described control unit receives and according to the testing result from displacement pickup and rang sensor, controls electromagnetism lifting unit and carry out work, realize the absorption to steel plate; Described power supply through described control unit be institute's displacement sensors, electromagnetism lifting unit, rang sensor, annunciator power; Described switch-linear hybrid between power supply and electromagnetism lifting unit, for being switched on or switched off the power supply of described electromagnetism lifting unit.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, also comprise charger magnetic cell, provide power supply for charging and for described electromagnetism lifting unit; When the power break occurs, described charger magnetic cell can realize the normal work of described electromagnetism lifting unit.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, described electromagnetism lifting unit is magnetic chuck, four angles of described magnetic chuck bottom surface is respectively equipped with groove, is provided with a rang sensor in each groove.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, the bottom surface of described magnetic chuck is provided with V-shaped groove.This V-shaped groove can make magnetic chuck not only may be used for the block workpiece of adsorption plate, can also be used for absorbent cylindrical body workpiece.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, described control unit is micro controller system.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, described switch is mechanical type contact switch.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, described displacement pickup is be arranged on grating displacement sensor on described suspension hook coupler body or magnetic induction sensor.
As the further preferred version of the safe lifting appliance of steel plate of the present invention, the face that described locking plate contacts with steel plate is provided with serrate slot.
The algorithm of the safe lifting appliance of steel plate of the present invention is:
S1: before steel plate lifting, described switch disconnects, now, open circuit between electromagnetism lifting unit and power supply, electromagnetism lifting unit can not work, and suspension hook hooks and moves to steel plate both sides correct position and catch on steel plate by workman, now, relative fixing between steel plate with suspension hook;
S2: the rang sensor being arranged on electromagnetism lifting unit bottom detects described electromagnetism lifting unit and by the distance of lifting by crane between steel plate, and detection signal is passed to described control unit;
S3: make comparisons with the safety distance preset in control unit after the distance that control unit is detected by rang sensor, confirms that electromagnetism lifting unit contacts well with lift by crane between steel plate;
S4: workman confirms to fix between steel plate and suspension hook, starts lifting after compressing described locking plate;
S5: workman, by described switch connection, now, connects between electromagnetism lifting unit and power supply, steel plate starts to promote, and in lifting process, if there is not slippage between steel plate and suspension hook, electromagnetism lifting unit does not work; If when displacement pickup detects and slippage occurs between steel plate and suspension hook, Slip Signal is issued described control unit, and control unit starts described electromagnetism lifting cell operation immediately, electromagnetism lifting unit exports electromagnetic force and adsorbs described steel plate.
Above disclosedly be only a kind of preferred embodiment of the present invention, certainly the interest field of the present invention can not be limited with this, one of ordinary skill in the art will appreciate that all or part of flow process realizing above-described embodiment, and according to the equivalent variations that the claims in the present invention are done, still belong to the scope that invention is contained.
Claims (7)
1. the safe lifting appliance of steel plate, comprises suspension hook, and the sidewall of described suspension hook is provided with chute, is connected with locking plate in described chute by binding bolt;
It is characterized in that: also comprise displacement pickup, electromagnetism lifting unit, rang sensor, annunciator, control unit, switch and power supply;
Institute's displacement sensors is arranged on described suspension hook coupler body, for detecting the displacement signal that between described suspension hook and steel plate, relative sliding produces, and this displacement signal is transferred to described control unit;
Described electromagnetism lifting unit covers and is being lifted by crane on the upper surface of steel plate;
Described rang sensor is arranged between electromagnetism lifting unit and steel plate, for detecting described electromagnetism lifting unit and described by the distance of lifting by crane between steel plate;
Described control unit receives and according to the testing result from displacement pickup and rang sensor, controls electromagnetism lifting unit and carry out work, realize the absorption to steel plate;
Described power supply through described control unit be institute's displacement sensors, electromagnetism lifting unit, rang sensor, annunciator power;
Described switch-linear hybrid between power supply and electromagnetism lifting unit, for being switched on or switched off the power supply of described electromagnetism lifting unit.
2. the safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: also comprise charger magnetic cell, and described charger magnetic cell is electrically connected with described electromagnetism lifting unit;
The safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: described electromagnetism lifting unit is magnetic chuck, four angles of described magnetic chuck bottom surface is respectively equipped with groove, is provided with a rang sensor in each groove.
3. the safe lifting appliance of a kind of steel plate according to claim 2, is characterized in that: the bottom surface of described magnetic chuck is provided with V-shaped groove.
4. the safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: described control unit is micro controller system.
5. the safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: described switch is mechanical contact switch.
6. the safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: described displacement pickup is grating displacement sensor or magnetic grid displacement pickup.
7. the safe lifting appliance of a kind of steel plate according to claim 1, is characterized in that: the face that described locking plate contacts with steel plate is provided with serrate slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510973117.2A CN105398948B (en) | 2015-12-23 | 2015-12-23 | Safe hoisting device for steel plates |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510973117.2A CN105398948B (en) | 2015-12-23 | 2015-12-23 | Safe hoisting device for steel plates |
Publications (2)
| Publication Number | Publication Date |
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| CN105398948A true CN105398948A (en) | 2016-03-16 |
| CN105398948B CN105398948B (en) | 2017-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510973117.2A Expired - Fee Related CN105398948B (en) | 2015-12-23 | 2015-12-23 | Safe hoisting device for steel plates |
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| Country | Link |
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| CN (1) | CN105398948B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107813751A (en) * | 2017-11-28 | 2018-03-20 | 江苏飞视文化发展有限公司 | A kind of large-scale advertisement lamp box conveying arrangement |
| CN107830806A (en) * | 2017-09-29 | 2018-03-23 | 东莞市联洲知识产权运营管理有限公司 | A kind of steel plate width measuring mechanism |
| CN108016741A (en) * | 2017-11-28 | 2018-05-11 | 江苏飞视文化发展有限公司 | A kind of large-scale advertisement lamp box transportation resources |
| CN112962853A (en) * | 2021-02-21 | 2021-06-15 | 北京西飞世纪门窗幕墙工程有限责任公司 | Connecting structure, mounting structure and mounting method of air corridor ceiling |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2009220959A (en) * | 2008-03-17 | 2009-10-01 | Jfe Steel Corp | Thick plate locking implement and thick plate hoisting device |
| CN201660351U (en) * | 2010-03-09 | 2010-12-01 | 重庆钢铁(集团)有限责任公司 | Steel plate falling-off prevention lifting assembly of electromagnetic travelling crane |
| CN102951544A (en) * | 2011-08-26 | 2013-03-06 | 上海船厂船舶有限公司 | Electromagnetic lifter control system and control method thereof |
| CN102951550A (en) * | 2012-11-07 | 2013-03-06 | 浙江大唐起重机械制造有限公司 | Steel plate hoist |
| CN102963808A (en) * | 2012-11-07 | 2013-03-13 | 浙江大唐起重机械制造有限公司 | Steel plate lifting device |
-
2015
- 2015-12-23 CN CN201510973117.2A patent/CN105398948B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009220959A (en) * | 2008-03-17 | 2009-10-01 | Jfe Steel Corp | Thick plate locking implement and thick plate hoisting device |
| CN201660351U (en) * | 2010-03-09 | 2010-12-01 | 重庆钢铁(集团)有限责任公司 | Steel plate falling-off prevention lifting assembly of electromagnetic travelling crane |
| CN102951544A (en) * | 2011-08-26 | 2013-03-06 | 上海船厂船舶有限公司 | Electromagnetic lifter control system and control method thereof |
| CN102951550A (en) * | 2012-11-07 | 2013-03-06 | 浙江大唐起重机械制造有限公司 | Steel plate hoist |
| CN102963808A (en) * | 2012-11-07 | 2013-03-13 | 浙江大唐起重机械制造有限公司 | Steel plate lifting device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830806A (en) * | 2017-09-29 | 2018-03-23 | 东莞市联洲知识产权运营管理有限公司 | A kind of steel plate width measuring mechanism |
| CN107813751A (en) * | 2017-11-28 | 2018-03-20 | 江苏飞视文化发展有限公司 | A kind of large-scale advertisement lamp box conveying arrangement |
| CN108016741A (en) * | 2017-11-28 | 2018-05-11 | 江苏飞视文化发展有限公司 | A kind of large-scale advertisement lamp box transportation resources |
| CN112962853A (en) * | 2021-02-21 | 2021-06-15 | 北京西飞世纪门窗幕墙工程有限责任公司 | Connecting structure, mounting structure and mounting method of air corridor ceiling |
| CN112962853B (en) * | 2021-02-21 | 2022-03-25 | 北京西飞世纪门窗幕墙工程有限责任公司 | Connecting structure, mounting structure and mounting method of air corridor ceiling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105398948B (en) | 2017-05-24 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xu Longchao Inventor after: Yu Fei Inventor after: Song Liucang Inventor after: Liu Yang Inventor after: Gao Dongmei Inventor before: Yu Shenglin |
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| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171030 Address after: Bao Bao Peng Peng Tun Cun Tun Xing Zheng Cun Fuchun 274614 Shandong city of Heze province Juancheng County Township No. 483 Co-patentee after: Yu Fei Patentee after: Xu Longchao Co-patentee after: Song Liucang Co-patentee after: Liu Yang Co-patentee after: Gao Dongmei Address before: 214135 Jiangsu city of Wuxi province innovation building No. 97 Linghu Wuxi national hi tech Industrial Development Zone, road two South Building Room 101 Patentee before: Wuxi NUIST Weather Sensor Network Technology Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170524 Termination date: 20171223 |
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| CF01 | Termination of patent right due to non-payment of annual fee |