CN102328878A - Positioning and locking device of large guide rail type hoisting crane - Google Patents
Positioning and locking device of large guide rail type hoisting crane Download PDFInfo
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- CN102328878A CN102328878A CN2010102232683A CN201010223268A CN102328878A CN 102328878 A CN102328878 A CN 102328878A CN 2010102232683 A CN2010102232683 A CN 2010102232683A CN 201010223268 A CN201010223268 A CN 201010223268A CN 102328878 A CN102328878 A CN 102328878A
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- stop
- gear
- guide rail
- stopping clamp
- limit switch
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Abstract
The invention relates to a positioning and locking device of a large guide rail type hoisting crane, relating to a locking device of a large hoisting crane. The dead weight of the crane is fully utilized, and the device can be operated in a cab. The positioning and locking device comprises a controller, a first stopping clamp, a second stopping clamp, an open position limiting switch, a closed position limiting switch and a transmission mechanism. The transmission mechanism comprises a drive motor, a main transmission gear, an intermediate transmission gear, a reversing transmission gear, a first stopping clamp drive gear and a second stopping clamp drive gear; the first stopping clamp and the second stopping clamp are hook-shaped, the hook tips of the first stopping clamp and the second stopping clamp are arranged oppositely and correspond to the waist part of the guide rail of the hoisting crane; the first stopping clamp and the second stopping clamp are respectively provided with a first limiting bulge and a second limiting bulge; and the open position limiting switch and the closed position limiting switch are arranged on a crane body and correspond to the starting points and the ending points of strokes of the first limiting bulge and the second limiting bulge. By adopting the device, the efficiency can be increased, the labor cost can be reduced, and hidden safety risks caused by back-and-forth passing of personnel through construction areas can be reduced.
Description
Technical field
The present invention relates to the advance blocking device of crane of heavily loaded track, relate in particular to the blocking device of large-scale lifting crane.
Background technology
The large-scale hoisting door-hanging span of using in the shipbuilding industry surpasses 100 meters, highly above 70 meters; , all to arrange by crane operator special messenger's (or solution of controlling oneself) that each drive wheel of crane (8 place) is carried out locking work before leaving crane at every turn, with the danger that prevents that crane from causing crane to move because of the strong wind reason.The operation of existing shape enterprise is manual working, and each drive wheel needs three subjob programs, and the locking of 8 places needs 24 subjobs altogether, wastes time and energy.In addition, when positioning the ship components installation of having relatively high expectations, also need crane to be in stable status.And during the hoisting large-size parts, because weight is big, when mobile, the inertia of lifting part is also bigger, at this moment, also needs crane can be in a stable positioning states, could realize the erection work of similar high-precision requirement.
Summary of the invention
The present invention is directed to above problem, a kind of crane deadweight of making full use of is provided, and the large-scale guide tracked lifting crane positioning and locking device that can operate at operator's compartment.
Technical scheme of the present invention is: it is arranged on the body bottom at said lifting crane drive wheel rear, and it comprises controller, stop pincers one, stop pincers two, drives a limit switch, closes a limit switch and transmission device;
Said transmission device comprises that drive motor, final gear, intermediate drive gear, reverse drive gear, stop clamp a driven wheel and stop clamps two driven wheels; Said drive motor has output shaft; Said output shaft is provided with output gear; Said output gear and the engagement of said final gear; Said final gear and the engagement of said intermediate drive gear, said intermediate drive gear clamps driven wheel engagement with said reverse drive gear and said stop respectively, and said reverse drive gear and said stop clamp the engagement of two driven wheels;
Said stop pincers one are hook-shaped with stop pincers two, and collude point and be oppositely arranged, and the waist of corresponding said lifting crane guide rail; Said stop pincers one clamp with stop and are respectively equipped with spacing preiection one and spacing preiection two on two; Saidly drive a limit switch and close a limit switch and be arranged on the vehicle body, the start of a run and the end of run position of corresponding said spacing preiection one and spacing preiection two;
Saidly drive a limit switch, close a limit switch and be connected controller respectively with drive motor.
It also comprises manual-operating mechanism; Said manual-operating mechanism comprises crank, manual transmission axle and manual transmission gear; Said crank captive joint manual transmission axle, said manual transmission gear is fixedly connected on to be received on the transmission shaft, said manual transmission gear and said reverse drive gear mesh.
Said stop pincers one match with shape and the said guide rail waist upside shape that stop pincers two collude point; After making the colluding point and get into the guide rail waist and contact waist upside guide rail surface of stop pincers one and stop pincers two, the guide pass of guide rail waist upside had the pressure above side.
Of the present inventionly drive a limit switch, close a limit switch, drive motor and controller, make device of the present invention can realize the control of automation, made things convenient for on-the-spot crane position and lock operation; Can be without the auxilian, and significantly reduced the operating time.The stop pincers of a pair of relative folding have applied the pressure towards the side top from the guide rail waist to guide rail, and the automatic gravity mutual action of this pressure and crane can improve the friction force at wheel position; And the stop pincers collude and also have bigger friction force between sharp position and the guide rail waist; These two friction force make crane single-piece stop friction force improve greatly, and then realize the positioning and locking of crane.The present invention can raise the efficiency, and practices thrift cost of labor; The minimizing personnel are because of pass the potential safety hazard that construction area causes back and forth.
Description of drawings
Fig. 1 is a structural representation of the present invention
1 is guide rail among the figure, the 2nd, and stop pincers one, 3rd close a limit switch one, 4th, drive a limit switch one; The 5th, spacing preiection one, 6th, stop clamps a driven wheel, the 7th, intermediate drive gear, the 8th, output shaft gear; The 9th, drive motor, the 10th, final gear, the 11st, reverse drive gear, the 12nd, manual transmission axle; The 13rd, crank, the 14th, the manual transmission gear, the 15th, stop clamps two driven wheels, the 16th, drive wheel;
Fig. 2 be among Fig. 1 A to view
Fig. 3 is a running condition reference diagram of the present invention
The specific embodiment
The present invention is like Fig. 1, shown in 2: it is arranged on the body bottom at lifting crane drive wheel 16 rears, and it comprises, and controller, stop clamp 1, stop pincers two, drive a limit switch, close a limit switch and transmission device;
Said transmission device comprises that drive motor 9, final gear 10, intermediate drive gear 7, reverse drive gear 11, stop clamp a driven wheel 6 and stop clamps two driven wheels 15; Said drive motor 9 has output shaft; Said output shaft is provided with output gear 8; Said output gear 8 and said final gear 10 engagements; Said final gear 10 clamps a driven wheel 6 engagements with said reverse drive gear 11 and said stop respectively with said intermediate drive gear 7 engagements, said intermediate drive gear 7, and said reverse drive gear 11 clamps 15 engagements of two driven wheels with said stop; Wherein intermediate drive gear 7 is consistent with the specification of reverse drive gear 11; It is consistent with the specification that stop clamps two driven wheels 15 that stop clamps a driven wheel 6, with guarantee stop clamp a driven wheel 6 and stop clamp two driven wheels 15 synchronously, with speed, with amplitude ground relative motion.
Stop clamps 1 and is hook-shaped with stop pincers two, and collude point and be oppositely arranged, and the waist of corresponding said lifting crane guide rail 1; Said stop clamp 1 with stop pincers two on be respectively equipped with spacing preiection 1 and spacing preiection two; Saidly drive a limit switch and close a limit switch and be arranged on the vehicle body (vehicle body of lifting crane), the start of a run and the end of run position of corresponding said spacing preiection 1 and spacing preiection two.
Clamping one 2 one sides with stop is example, closes a limit switch 1 and is arranged on the inboard, drives a limit switch 1 and is arranged on the outside, and the axle center of clamping a driven wheel 6 with stop is the center of circle, and both are on the same circumference.Spacing preiection 1 also is on this circumference in the position that stop clamps on one 2.Stop clamps a driven wheel 6 and stop and is fixedly linked through axle between clamping 1, clamps a driven wheel 6 when rotating in stop, and stop clamps 1 also in company with action.Stop clamps the set-up mode that 2 15 1 sides are closed a limit switch two, the set-up mode of opening a limit switch two and spacing preiection two clamps one 2 one sides with stop.
Saidly drive a limit switch (comprising out a limit switch one, two), (comprise and close bit switch one, two) is connected controller respectively with drive motor to close a limit switch.Controller again with operator's compartment in control operation mechanism link to each other, or be set directly in the operator's compartment.
After preventing dead electricity, or the needs after shutting down.Can also set up the manual-operating mechanism of manual locking; Manual-operating mechanism comprises crank 13, manual transmission axle 12 and manual transmission gear 14; Said crank 13 captive joint manual transmission axles 12; Said manual transmission gear 13 is fixedly connected on to be received on the transmission shaft 12, said manual transmission gear 14 and said reverse drive gear 11 engagements.
Said stop clamp 1 collude point with stop pincers two shape and said guide rail 1 waist upside shape match; Make stop clamp 1 with the colluding point and get into guide rail 1 waist and contact waist upside guide rail surface of stop pincers two after, the guide pass of guide rail waist upside is had the pressure above side.F in promptly scheming, a pair of F towards the side top, the automatic gravity G of this pressure and crane mutual action can improve the friction force between wheel and the guide rail; And the stop pincers collude and also have bigger friction force between sharp position and the guide rail waist; These two friction force F make crane single-piece stop friction force improve greatly, and then realize the positioning and locking of crane.
During embodiment of the present invention:
1, all parts are through calculating each item technical requirements of satisfying the locking of this crane;
2, these parts are installed in crane drive wheel end according to assigned address;
3, operating personal can be accomplished locking work in operator's compartment;
4, the locking process status can be checked through the camera that is installed on the crane;
5, this device is for motorized motions, if electronic when malfunctioning, can adopt manual-operated emergent to drive.
6, hand-operated mechanism should be processed two, and one is rotated in cockpit, a position that is placed on crane zone and can arrives in the very first time, and fix.
Fig. 3 is a running condition reference diagram of the present invention, and the stop pincers open among the figure, remove locking state.
Claims (3)
1. one kind large-scale guide tracked lifting crane positioning and locking device; It is arranged on the body bottom at said lifting crane drive wheel rear; It is characterized in that it comprises controller, stop pincers one, stop pincers two, drives a limit switch, closes a limit switch and transmission device; Said transmission device comprises that drive motor, final gear, intermediate drive gear, reverse drive gear, stop clamp a driven wheel and stop clamps two driven wheels; Said drive motor has output shaft; Said output shaft is provided with output gear; Said output gear and the engagement of said final gear; Said final gear and the engagement of said intermediate drive gear, said intermediate drive gear clamps driven wheel engagement with said reverse drive gear and said stop respectively, and said reverse drive gear and said stop clamp the engagement of two driven wheels; Said stop pincers one are hook-shaped with stop pincers two, and collude point and be oppositely arranged, and the waist of corresponding said lifting crane guide rail; Said stop pincers one clamp with stop and are respectively equipped with spacing preiection one and spacing preiection two on two; Saidly drive a limit switch and close a limit switch and be arranged on the vehicle body, the start of a run and the end of run position of corresponding said spacing preiection one and spacing preiection two; Saidly drive a limit switch, close a limit switch and be connected controller respectively with drive motor.
2. a kind of large-scale guide tracked lifting crane positioning and locking device according to claim 1; It is characterized in that; It also comprises manual-operating mechanism, and said manual-operating mechanism comprises crank, manual transmission axle and manual transmission gear, said crank captive joint manual transmission axle; Said manual transmission gear is fixedly connected on to be received on the transmission shaft, said manual transmission gear and said reverse drive gear mesh.
3. a kind of large-scale guide tracked lifting crane positioning and locking device according to claim 1 and 2; It is characterized in that; Said stop pincers one match with shape and the said guide rail waist upside shape that stop pincers two collude point; After making the colluding point and get into the guide rail waist and contact waist upside guide rail surface of stop pincers one and stop pincers two, the guide pass of guide rail waist upside had the pressure above side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010223268 CN102328878B (en) | 2010-07-12 | 2010-07-12 | Positioning and locking device of large guide rail type hoisting crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010223268 CN102328878B (en) | 2010-07-12 | 2010-07-12 | Positioning and locking device of large guide rail type hoisting crane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102328878A true CN102328878A (en) | 2012-01-25 |
| CN102328878B CN102328878B (en) | 2013-08-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010223268 Expired - Fee Related CN102328878B (en) | 2010-07-12 | 2010-07-12 | Positioning and locking device of large guide rail type hoisting crane |
Country Status (1)
| Country | Link |
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| CN (1) | CN102328878B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1874754A (en) * | 1930-04-18 | 1932-08-30 | Westinghouse Electric & Mfg Co | Safety operation by buffer |
| JPS5751688A (en) * | 1980-09-10 | 1982-03-26 | Hitachi Ltd | Mooring device for crane |
| JPS60159786U (en) * | 1984-03-31 | 1985-10-24 | 石川島播磨重工業株式会社 | Crane fall prevention device |
| CN2394888Y (en) * | 1999-07-20 | 2000-09-06 | 大连港务局 | Anti-climbing device of hoist |
| JP2002068665A (en) * | 2000-08-30 | 2002-03-08 | Mitsubishi Heavy Ind Ltd | Base isolation type safety against wind |
| US20090183956A1 (en) * | 2008-01-22 | 2009-07-23 | Igor Berliant | Constant force rail clamp |
| CN201737598U (en) * | 2010-07-12 | 2011-02-09 | 扬州科进船业有限公司 | Large-sized guide rail type hoisting crane positioning and locking device |
-
2010
- 2010-07-12 CN CN 201010223268 patent/CN102328878B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1874754A (en) * | 1930-04-18 | 1932-08-30 | Westinghouse Electric & Mfg Co | Safety operation by buffer |
| JPS5751688A (en) * | 1980-09-10 | 1982-03-26 | Hitachi Ltd | Mooring device for crane |
| JPS60159786U (en) * | 1984-03-31 | 1985-10-24 | 石川島播磨重工業株式会社 | Crane fall prevention device |
| CN2394888Y (en) * | 1999-07-20 | 2000-09-06 | 大连港务局 | Anti-climbing device of hoist |
| JP2002068665A (en) * | 2000-08-30 | 2002-03-08 | Mitsubishi Heavy Ind Ltd | Base isolation type safety against wind |
| US20090183956A1 (en) * | 2008-01-22 | 2009-07-23 | Igor Berliant | Constant force rail clamp |
| CN201737598U (en) * | 2010-07-12 | 2011-02-09 | 扬州科进船业有限公司 | Large-sized guide rail type hoisting crane positioning and locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102328878B (en) | 2013-08-14 |
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