CN202414811U

CN202414811U - Anti-shaking assembling and disassembling bridge for grab bucket

Info

Publication number: CN202414811U
Application number: CN201120510455XU
Authority: CN
Inventors: 冯涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-09
Filing date: 2011-12-09
Publication date: 2012-09-05
Anticipated expiration: 2021-12-09

Abstract

The utility model relates to an anti-shaking assembling and disassembling bridge for grab bucket, which comprises a gantry, a girder, a discharging system, a main trolley and a grab bucket, wherein the girder is horizontally straddled on the gantry; the discharging system is arranged under the gantry and the girder; the main trolley is arranged on the girder and moves along the girder; the grab bucket is connected with the main trolley; the anti-shaking assembling and disassembling bridge further comprises an anti-shaking control module, a position sensor for measuring the position of the main trolley and a height sensor for measuring the height of the grab bucket; data are sent to the anti-shaking control module by the position sensor and the height sensor; and the anti-shaking control module is used for making a running track of the main trolley and controlling the grab bucket to discharge materials according to the received data. According to the anti-shaking assembling and disassembling bridge for the grab bucket provided by the utility model, an intelligent multipoint anti-shaking control module is adopted for making the running track of the main trolley according to the present position of the main trolley and the present height of the grab bucket and controlling the grab bucket to discharge materials according to the running speed, so as to prevent or control the shaking of the grab bucket and increase the working efficiency of a ship unloader.

Description

The anti-handling bridge that shakes of grab bucket

Technical field

The utility model relates to the loading-unload machine equipment of a kind of harbour, harbour, the anti-handling bridge that shakes of particularly a kind of grab bucket.

Background technology

Domestic market capacity is the ship unloaders of 1250t/h grade, and its outreach is no more than 30m usually, and is difficult for realizing striding ship loading and unloading material.General ship unloaders also can be striden the ship operation at the less ship time of loading and unloading; But the emptying point of material is unfixed when striding the ship operation; Can not in control program, preset the emptying point, therefore anti-the shaking of grab bucket can only be adopted manual operation, thereby influenced the efficient of ship unloaders.Chinese patent CN1663893A discloses a kind of bridge ship loader-unloader, comprises derrick, crossbeam, suspension bracket and handing device etc.Chinese patent CN101880008A discloses a kind of bridge type double-grab bucket ship unloader, comprises traveling mechanism of the larger traveller, electric-control system and jib pitching system, metal construction, dual hopper and two grab bucket system.But do not relate to the anti-technology of shaking of grab bucket in above-mentioned each file.

The utility model content

The utility model problem to be solved provides a kind of grab bucket prevents shaking handling bridge, overcomes the problems referred to above that exist in the prior art.

The grab bucket of the utility model is anti-shakes handling bridge, comprises door frame, crossbeam, discharge system, main carriage and grab bucket, and crossbeam is laterally striden and is located on the door frame; Discharge system is located at door frame and crossbeam below; Said main carriage places on the crossbeam and along crossbeam and moves, and said grab bucket links to each other with main carriage, also comprises the anti-control module of shaking; Measure the position transduser of said main carriage position; And the height sensor of measuring said grab bucket height, position transduser, height sensor are all passed to the said anti-control module of shaking to data, and the anti-control module of shaking is formulated the running orbit of said main carriage according to said data and is controlled said grab bucket and carry out discharging.

Crossbeam and back crossbeam before the said crossbeam of the utility model comprises; And preceding crossbeam is hinged with the back crossbeam; On the crossbeam of back, ladder frame is set; Preceding crossbeam links to each other with said ladder frame through pull bar respectively with the back crossbeam, also is provided with the pitching trailer coupling on the said ladder frame, and the pitching trailer coupling links to each other and drives preceding the be connected hinge of crossbeam relative to said forward and backward crossbeam with said preceding crossbeam and rotates up and down.

The maximum angle that crossbeam was upwards steeved before the said pitching trailer coupling of the utility model drove is 80 °.

Through above technical scheme; The anti-handling bridge that shakes of the grab bucket of the utility model adopts the anti-control module of shaking; Formulate main carriage path of motion control grab bucket discharging according to main carriage current location data and the current altitude information of grab bucket; Prevent or control grab bucket and shake that can anti-ly shake control what any discharge position that operation needs was realized grabbing bucket automatically, the material in can efficiently and accurately will grabbing bucket is discharged to the place of job requirements with this; Improve the work efficiency of ship unloaders; In addition; Through with crossbeam split-type design and preceding crossbeam relatively the crossbeam hinge do luffing; And the maximum outreach of crossbeam reaches 44 meters behind the preceding crossbeam; Can implement the ship-discharging operation between big ship or funnel efficiently, unload big ship, just stride the operation of ship automatic loading and unloading with fashionable dress canoe and barge operation.

Description of drawings

The anti-concrete structure figure that shakes handling bridge of Fig. 1 the utility model grab bucket.

The anti-system diagram of control that shakes of Fig. 2 the utility model.

The specific embodiment

Like Fig. 1 and shown in Figure 2, the grab bucket of the utility model is anti-shakes handling bridge, comprises door frame 1, crossbeam, discharge system 7, main carriage 5 and grabs bucket 4 etc.; Crossbeam is laterally striden and is located on the door frame 1, and discharge system 7 is located at door frame 1 and crossbeam below, and main carriage 5 places on the crossbeam and along crossbeam and moves; Grab bucket 4 links to each other with main carriage 5; Also comprise the anti-control module 9 of shaking, measure the position transduser 51 of main carriage position, and the height sensor 41 of measuring the grab bucket height; Position transduser 51, height sensor 41 are all passed to the anti-control module 9 of shaking to data, and the anti-control module 9 of shaking is carried out discharging according to the running orbit and the control grab bucket 4 of gained data formulation main carriage 5.Position transduser 51 can be arranged on the main carriage 5; Height sensor 41 can be arranged in grab bucket 4 swing arms; The utility model is formulated main carriage optimal motion track and control grab bucket discharging through the anti-control module of shaking, and prevents to grab bucket to shake and reduce the work efficiency of ship unloaders.

As shown in Figure 2, prevent that shaking control module 9 links to each other with the main controller 11 of ship unloaders, whether main controller 11 controls open the anti-control module of shaking; When unlatching was prevented shaking control module, grab bucket 4 was grabbed full closure and is begun to promote, and the height sensor 41 in the lifting process in the grab bucket is passed to the height value H that grabs bucket in real time and prevented shaking control module; The anti-control module 9 of shaking judges whether grab bucket rises to the safe altitude of setting; Grab bucket is with main carriage 5 operations when grab bucket rises to safe altitude, and anti-movement velocity of shaking control module 9 through control speed regulator 10 control main carriages needs the discharge position place when grab bucket moves to; And current main carriage position X, the discharge position of 51 transmission of position-based sensor; Calculate the anti-rocker rail mark of the best that obtains current discharging, grab bucket gets into semi-automatic operation, runs to the hopper top along the anti-rocker rail mark of current the best; If be set at static discharging; Then grab bucket and before funnel, prevent shaking and being parked in funnel top center position automatically, the grab bucket discharging is opened in the main controller order, and the time that grab bucket stops above discharging can be regulated through static discharging dwell time selector switch; If be set at dynamic discharging, then grabbing bucket does not stop above discharging and utilizes and getting rid of bucket swing discharging, and when grab bucket inverted running immediately during in the maximum pendulum angle position, grab bucket is returned and dropped to the safe altitude position by the anti-rocker rail mark of the best of current discharging and changes manual control over to.In whole discharge process, can get back to manual control in real time through primary controller.Static discharging is selected to satisfy the requirement of loading and unloading the different conditions material with dynamic discharge way.

Crossbeam 3 and back crossbeam 2 before above-mentioned crossbeam comprises; And preceding crossbeam 3 is hinged with back crossbeam 2; On the crossbeam above the crossbeam 2 of back, ladder frame 6 is set; Preceding crossbeam 3 links to each other with ladder frame 6 through pull bar 8 respectively with back crossbeam 2, also is provided with the pitching trailer coupling on the ladder frame, and the pitching trailer coupling links to each other and drives preceding the be connected hinge of crossbeam relative to forward and backward crossbeam with preceding crossbeam 3 and rotates up and down.And the maximum angle that crossbeam 3 ' is upwards steeved before the above-mentioned pitching trailer coupling drive is 80 °.

Crossbeam was made level and is faced upward 80 ° motion before luffing mechanism can be realized, it partly is made up of steel rope system, hook with safety tong, actuating device etc.When ship unloaders were not worked, preceding crossbeam was steeved to maximum angle through driving steel wire rope system, and hook with safety tong hooks preceding crossbeam automatically, and this action can be operated in the pitch control chamber.Preceding crossbeam pitching and main carriage position and driver's cab position are provided with interlocking; When having only main carriage and driver's cab to be parked on the crossbeam of back; Just can carry out the pitching action; Safety is stopped and is hung up hook with safety tong when reaching the limit of the position for crossbeam before guaranteeing, is provided with hook, loose hook at the ladder frame top, lifts the various limit switches of positions such as hook, off the hook, the limit, and be provided with limit collision block.Hook with safety tong is made up of an electric pushrod and two coaxial pins.Actuating device is made up of alternating-current motor/AC motor, drg, reel, retarder, plunging joint and safety guard; Have good speed governing and rise, braking function; Moving reliable for guaranteeing work schedule; Be provided with two cover brake system, one is set in when the motor high speed shaft is used for normal operation and brakes, the another set of reel place emergency braking when being used to exceed the speed limit that is located at.

Claims

1. a grab bucket is prevented shaking handling bridge, comprises door frame, crossbeam, discharge system, main carriage and grab bucket, and crossbeam is laterally striden and is located on the door frame; Discharge system is located at door frame and crossbeam below; Said main carriage places on the crossbeam and along crossbeam and moves, and said grab bucket links to each other with main carriage, it is characterized in that; Also comprise the anti-position transduser that shakes control module, measures said main carriage position; And the height sensor of measuring said grab bucket height, position transduser, height sensor are all passed to the said anti-control module of shaking to data, and the anti-control module of shaking is formulated the running orbit of said main carriage according to said data and is controlled said grab bucket and carry out discharging.

2. the anti-handling bridge that shakes of grab bucket according to claim 1; It is characterized in that, crossbeam and back crossbeam before said crossbeam comprises, and preceding crossbeam is hinged with the back crossbeam; On the crossbeam upper cross-beam of back, ladder frame is set; Preceding crossbeam links to each other with said ladder frame through pull bar respectively with the back crossbeam, also is provided with the pitching trailer coupling on the said ladder frame, and the pitching trailer coupling links to each other and drives preceding the be connected hinge of crossbeam relative to said forward and backward crossbeam with said preceding crossbeam and rotates up and down.

3. grab bucket according to claim 2 is anti-shakes handling bridge, it is characterized in that, the maximum angle that crossbeam was upwards steeved before said pitching trailer coupling drove is 80 °.