CN105603141A - Rapid mounting and dismounting mechanism used for distribution chute replacing device and distribution chute replacing system - Google Patents
Rapid mounting and dismounting mechanism used for distribution chute replacing device and distribution chute replacing system Download PDFInfo
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- CN105603141A CN105603141A CN201610072506.2A CN201610072506A CN105603141A CN 105603141 A CN105603141 A CN 105603141A CN 201610072506 A CN201610072506 A CN 201610072506A CN 105603141 A CN105603141 A CN 105603141A
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- connecting rod
- doorframe
- chute
- replacing apparatus
- access door
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/18—Bell-and-hopper arrangements
- C21B7/20—Bell-and-hopper arrangements with appliances for distributing the burden
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Blast Furnaces (AREA)
Abstract
The invention relates to a rapid mounting and dismounting mechanism used for a distribution chute replacing device. A fixed support of the distribution chute replacing device is blocked and hung on an access door by arranging a blocking and hanging structure, then the fixed support is locked on the access door by virtue of a locking structure, and the fixed support can be rapidly unlocked, so that rapid mounting and dismounting of the distribution chute replacing device are realized. The invention also relates to a distribution chute replacing system. The distribution chute replacing system comprises the distribution chute replacing device and the rapid mounting and dismounting mechanism, wherein the distribution chute replacing device is used for clamping a distribution chute by virtue of a clamping mechanism and a driving mechanism, and rapid dismounting and mounting of the distribution chute can be realized. By combining the distribution chute replacing device with the rapid mounting and dismounting mechanism, time for replacing the distribution chute can be obviously shortened, so that damping-down time of a blast furnace is shortened, and production efficiency is effectively improved.
Description
Technical field
The invention belongs to technical field of blast furnace ironmaking, be specifically related to a kind of fast mounting/dismounting mechanism and one of distributing chute replacing apparatusDistributing chute replacing system.
Background technology
Distributor chute is the important component part of equipment with no charging bell at furnace top of blast furnace, and its function is to coordinate distributing device that furnace charge is thrown in to stoveIn. Due to strong impact and the friction of withstand long term exposure ore and coke, and be exposed in the working environment of high temperature, cloth slipsGroove easily produces wearing and tearing or is out of shape and impact use, in time replacing. Usually, exist the average life of distributor chute3-6 month.
The instruments such as traditional chute replacing method need to be used that counter-balanced carriage, cucurbit hang, steel wire rope and overhead traveling crane, by artificial orchestrationRealize, Renewal process action is complicated, and poor repeatability is adjusted difficulty, and the number of workers of requirement is many, and the qualification of operation is wantedAsk high, consuming time generally reaching more than 6 hours. Require blast furnace staying owing to changing overall process, therefore cause economic loss.
Summary of the invention
The embodiment of the present invention provides a kind of fast mounting/dismounting mechanism and a kind of distributing chute replacing system of distributing chute replacing apparatus, extremelyCan solve less the part defect of prior art.
The embodiment of the present invention relates to a kind of fast mounting/dismounting mechanism of distributing chute replacing apparatus, for distributing chute replacing apparatus is pacifiedBe filled to access door or pulled down by access door, described distributing chute replacing apparatus comprises fixed support, described access door comprise door leaf,Doorframe and support frame, described fast mounting/dismounting mechanism comprises hanging structure and locking mechanism, described hanging structure is by described fixingFrame card is hung and is installed on described access door, and described locking mechanism is locked at described fixed support on described access door and can separates fastLock; Described hanging structure comprises two groups of card hanging components, blocks hanging component apportion access door center line both sides described in two groups, and described card is hungAssembly at least comprises the first butting section, the second butting section and the 3rd butting section, described the first butting section have for doorframe topThe first arc surface of upper surface contact, described the second butting section has the second arc surface for contacting with doorframe top lower surface,Described the 3rd butting section contacts with described support frame top, and three butting sections and described locking mechanism are all fixed on described fixingOn frame.
As one of embodiment, the contact position of described the first butting section and described doorframe to the distance on described doorframe top is greater than instituteState the contact position of the second butting section and described doorframe to the distance on described doorframe top.
As one of embodiment, described locking mechanism comprises two groups of latch assemblies, latch assembly apportion access door center described in two groupsLine both sides, described in every group, latch assembly all forms a four-bar mechanism, and described four-bar mechanism has described fixed support is clamped in to inspectionRepair the clamping section on door, described four-bar mechanism in the time of dead-centre position, described clamping section and described doorframe bottom lower surface against.
As one of embodiment, in described support bracket fastened dual-side portion, be all fixed with a supporting leg, described supporting leg is from respective side portionStretch out; Described latch assembly comprises first connecting rod, second connecting rod and third connecting rod, and described first connecting rod is by the first rotating shaftBe rotationally connected with on described supporting leg, described third connecting rod is rotationally connected with on described supporting leg by the second rotating shaft, and described secondConnecting rod two ends are rotatably connected with described first connecting rod, described second connecting rod respectively, and described third connecting rod is provided with gib head portion, instituteState first connecting rod and described second connecting rod in line time, described gib head portion and described doorframe bottom lower surface against.
As one of embodiment, described first connecting rod lateral surface is provided with limiting plate, and described limiting plate is established near described second connecting rodPut, described first connecting rod and described second connecting rod are in line time, and described limiting plate and described second connecting rod lateral surface recline.
As one of embodiment, described the first rotating shaft is connected in described first connecting rod middle part, and described first connecting rod is away from described secondOne end of connecting rod is provided with counterweight.
As one of embodiment, described fast mounting/dismounting mechanism also comprises in installation process described distributing chute replacing apparatus is directed toThe guide frame of installation site.
As one of embodiment, described guide frame comprises two guide pads, and described in two, guide pad is individually fixed in described fixingIn the dual-side portion of frame, described guide pad have with doorframe upper surface against the first plane, with doorframe side portion recline secondPlane and the inclined-plane for leading, described in two, the second plane parallel is opposed and spacing is identical with described doorframe width, described inclined-plane fromCorresponding described the second plane bottom rolls tiltedly downwards outward.
As one of embodiment, described the 3rd butting section and described support frame top horizontal component against; Described card hanging component alsoComprise with described doorframe top against three-arc face, with described support frame top sloping portion against the 4th arc surface inAt least one.
The embodiment of the present invention relates to a kind of distributing chute replacing system, comprises distributing chute replacing apparatus and fast quick-mounting as aboveTear mechanism open; Described distributing chute replacing apparatus comprises clamp mechanism and driving mechanism;
Described clamp mechanism comprise lower platen, on lift plate, gyroaxis, tail boom and two bending plates, bending plate Jun Cheng factory word described in twoShape and parallel opposed, described in two, bending plate all has first end, the second end and kink, and described in two, first end passes through instituteState tail boom and connect, described in two, the second end connects by lifting plate on described, and described lower platen two ends are solid with bending plate described in two respectivelyConnect, described in two, bending plate is all rotatably connected with described gyroaxis, lifts plate, described gyroaxis, described tail boom and two on describedState bending plate and form a lever construction;
Described driving mechanism drives described clamp mechanism that distributor chute is fixedly clamped and realizes the posture changing of distributor chute and moveMoving, comprise the first drives structure, the second drives structure and the 3rd drives structure, described the first drives structure is configured to drive instituteState clamp mechanism and be inserted in distributor chute, described the second drives structure is configured to drive described lever construction to rotate around described gyroaxisSo that lift plate and distributor chute base abuts on described and described lower platen be pressed together in distributor chute top groove, the described the 3rdDrives structure is configured to promote described lever construction; While being fixedly clamped, along distributor chute length direction, lifting plate on described and be positioned atBetween distributor chute center of gravity and described lower platen.
The embodiment of the present invention has at least realized following beneficial effect: the present invention hangs distributing chute replacing apparatus card by hanging structureBe installed on access door, by locking mechanism, distributing chute replacing apparatus be locked on access door and can quick release, can realizeDistributing chute replacing apparatus is connected with the reliable of access door, and possesses the characteristic of Fast Installation, locking and release dismounting, effectively carriesThe efficiency of high distributing chute replacing. Coordinate with fast mounting/dismounting mechanism by distributing chute replacing apparatus, can obviously shorten distributor chuteThe replacing time, thereby shorten the blast furnace staying time, effectively enhance productivity.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or prior artIn description, the accompanying drawing of required use is briefly described, and apparently, the accompanying drawing in the following describes is only of the present invention oneA little embodiment, for those of ordinary skill in the art, are not paying under the prerequisite of creative work, can also be according to theseAccompanying drawing obtains other accompanying drawing.
The structural representation of the distributing chute replacing system that Fig. 1 provides for the embodiment of the present invention;
The structural representation of the clamp mechanism that Fig. 2 provides for the embodiment of the present invention;
The schematic side view of the clamp mechanism that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 is the cross-sectional schematic of Fig. 1 along E-E;
The clamp mechanism that Fig. 5 provides for the embodiment of the present invention is inserted in the process schematic diagram of distributor chute;
Several structural representations of the hanging structure that Fig. 6-Fig. 8 provides for the embodiment of the present invention;
The locking mechanism that Fig. 9 provides for the embodiment of the present invention and the structural representation of guide frame;
Wherein: 1, distributor chute; 2, clamp mechanism; 201, bending plate; 202, lower platen; 203, above lift plate; 204,Strengthen structure; 205, gyroaxis; 206, tail boom; 207, connector; The connection bit of 208, the three driven units and gyroaxisPut; 2 ', be inserted in the clamp mechanism in distributor chute process; 3, fixed support; 4, travel(l)ing rest; 5, trapped orbit; 6,The 3rd driven unit; 7, the second driven units; 8, access door; 801, doorframe; 802, support frame; 9, hanging structure;901, the first arc surfaces; 902, the second arc surfaces; 903, the three butting sections; 904, the three-arc faces; 905, the four circular arcsFace; 10, the first supporting legs; 11, the second supporting legs; 12, the three supporting legs; 13, mobile slideway; 14, first connecting rod; 15, theTwo connecting rods; 16, third connecting rod; 17, limiting plate; 18, counterweight; 19, guide pad.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is retouched clearly and completelyState, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiment. Based on the present inventionIn embodiment, all other embodiment that those of ordinary skill in the art obtain under the prerequisite of not making creative work,All belong to the scope of protection of the invention.
Embodiment mono-
As Fig. 1-Fig. 4, the embodiment of the present invention provides a kind of distributor chute quick replacement device, comprises clamp mechanism 2 and driving machineStructure, wherein:
Described clamp mechanism 2 comprise lower platen 202, on lift plate 203, gyroaxis 205, tail boom 206 and two bending plates 201,Bending plate 201 Jun Cheng factory font and parallel opposed described in two, described in two bending plate 201 all have first end, the second end andKink, described in two, first end connects by described tail boom 206, and described in two, the second end connects by lifting plate 203 on described,Described lower platen 202 two ends are connected with bending plate described in two 201 respectively, described in two bending plate 201 all with described gyroaxis 205Be rotatably connected, lift bending plate 201 described in plate 203, described gyroaxis 205, described tail boom 206 and two on described and form a thick stickBar structure.
Described driving mechanism drives described clamp mechanism 2 that distributor chute 1 is fixedly clamped and realizes the posture changing of distributor chute 1And movement, comprising the first drives structure, the second drives structure and the 3rd drives structure, described the first drives structure is configured to driveMoving described clamp mechanism 2 is inserted in distributor chute 1, and described the second drives structure is configured to drive described lever construction around described timeRotating shaft 205 is rotated so that lift plate 203 on described with distributor chute 1 base abuts and make described lower platen 202 be pressed together on cloth and slipIn groove 1 top groove, described the 3rd drives structure is configured to promote described lever construction; While being fixedly clamped, along distributor chute1 length direction, lifts plate 203 between distributor chute 1 center of gravity and described lower platen 202 on described. In above-mentioned driving mechanism,The displacement that the first drives structure at least can drive clamp mechanism 2 to produce horizontal direction, the 3rd drives structure at least can drive clamping machineStructure 2 produces the displacement of vertical direction, and the second drives structure can realize the attitude adjustment of distributor chute 1, by above-mentioned each drivingThe cooperation of structure, can realize the inner frame space of clamp mechanism 2 and aiming at of distributor chute 1, can drive by the first drives structureMoving clamp mechanism 2 is inserted in distributor chute 1; Change efficiency for improving, be preferably the first drives structure is driven to clamp mechanism 2Direction of displacement is as far as possible parallel with the length direction of distributor chute 1.
In above-mentioned quick replacement device, the physical dimension of lever construction should guarantee to be inserted in distributor chute 1, is specially: two bendingsDistance between plate 201 should be greater than the width of distributor chute 1, to guarantee that distributor chute 1 can be through the two; Lower platen 202With distance between face and the face above lifted between plate 203 should and distributor chute 1 bottom equate to the distance between top groove bottom surface,When lifting plate 203 with distributor chute 1 base abuts on guaranteeing, lower platen 202 is pressed together on the bottom surface of distributor chute 1 top grooveOn; Lower platen 202 and above lift minimum range between plate 203 (be lower platen 202 near the side portion of kink with on lift plate203 near the distance between the side portion of tail boom 206) should be greater than the height of distributor chute 1, be preferably the two poor >=20mm,To guarantee that above-mentioned lever construction can be inserted in distributor chute 1. On described, lift plate 203 be preferably have can with distributor chute 1 bottomAt least partly support of laminating, the general curved bottom that adopts of existing distributor chute 1, lifts plate 203 on and at least has an arcShape portion, this curved portions curvature is identical with distributor chute 1 bottom curvature, and this curved portions length can be less than distributor chute 1 bottom width,But in should ensureing that this curved portions and distributor chute 1 bottom while laminating cover distributor chute 1 bottom; For ensureing distributor chute1 structural stability being fixedly clamped, when this curved portions and distributor chute 1 are fitted, its two ends are along body of heater central plane symmetry. EnterOne step ground, lifts plate 203 on described and is connected with and strengthens structure 204,204 points, described reinforcement structure away from a side of described supportBe not connected with bending plate 201 described in two; This reinforcement structure 204 can adopt H shaped steel, this H shaped steel respectively with on lift plate 203,Two bending plates 201 weld, and have enough support strengths when lifting plate 203 support distributor chute 1 on ensureing, avoid lifting plate203 rupture or bear excessive tangential force and cause security incident with two bending plate 201 junctions.
As shown in Figure 5, illustrate the clamp mechanism 2 of being inserted in distributor chute 1 process ' and clamping cloth chute 1 after clamping machineThe relevant position relation of structure 2 and distributor chute 1. By said structure, distributor chute 1 self gravitation G, on to lift plate 203 rightThe downforce that the support force that distributor chute 1 provides and lower platen 202 apply distributor chute 1 forms balance, thereby realizes above-mentionedClamping structure is fixing to distributor chute 1. On lift support force that plate 203 provides distributor chute 1 and lower platen 202 to clothThe downforce that chute 1 applies realizes by driving mechanism.
The continue structure of above-mentioned distributor chute quick replacement device, driving mechanism can adopt following type of drive: described first drivesStructure comprises travel(l)ing rest 4, two trapped orbits 5 and the first driven unit, and described in two, trapped orbit 5 is along body of heater central plane pairClaim to arrange, described in two, trapped orbit 5 is all installed on fixed support 3, and described fixed support 3 is removably connected to blast furnaceOn; Described travel(l)ing rest 4 top slide be connected in two described on trapped orbit 5, bottom is connected with described gyroaxis 205, instituteState the first driven unit and drive described travel(l)ing rest 4 along 5 slippages of trapped orbit described in two, and described in two, trapped orbit 5 limits instituteState the stroke that travel(l)ing rest 4 at least has horizontal direction. Described the 3rd drives structure comprises two mobile slideway 13 and the 3rd driving groupDescribed in part 6, two, mobile slideway 13 is arranged symmetrically with and is individually fixed in along body of heater central plane in the respective side of described travel(l)ing rest 4,Described gyroaxis 205 two ends are slidably connected with mobile slideway described in two 13 respectively, and described the 3rd driven unit 6 drives described revolutionAxle 205 is along 13 slippages of mobile slideway described in two, and described in two, mobile slideway 13 limits described gyroaxis 205 and at least has vertical sideTo stroke. Described the second drives structure is connected with tail boom 206, and described the second drives structure output action power at least has verticallyThe decomposing force of downward direction.
The continue structure of above-mentioned distributor chute quick replacement device, the first driven unit at least can be realized the level of above-mentioned lever constructionThe displacement (free degree I) of direction, the displacement that the 3rd driven unit 6 at least can be realized the vertical direction of above-mentioned lever construction is (freeDegree II), the second 7 of driven units at least can be realized above-mentioned lever construction and in perpendicular, swing (free degree III), by threePerson's cooperation, can realize clamp mechanism 2 is inserted in to distributor chute 1 to the position that is fixedly clamped. The second driven unit 7 and the 3rdDriven unit 6 provides the support force of lifting plate 203 support distributor chutes 1, and the second driven unit 7 provides lower platen 202 to clothThe downforce of material chute 1, by the size of regulation output power, reaches the be fixedly clamped balance and stability of structure of distributor chute 1.
The continue structure of above-mentioned distributor chute quick replacement device, as Fig. 1, two trapped orbits 5 can be rectilinear orbit or curveTrack, is preferably employing rectilinear orbit, and two rectilinear orbits all have an angle with vertical direction, and further preferred version is, and twoRectilinear orbit is arranged in parallel with the length direction of the front distributor chute 1 of dismounting, facilitates clamp mechanism 2 to be inserted in distributor chute 1. MovableSupport 4 is preferably and is U-shaped frame structure, comprises two vertical frame and level frames, and two vertical framves are along the symmetrical cloth of body of heater central planePut, and be slidably connected with the trapped orbit 5 of respective side respectively, level frame and two vertical top of the trellis vertical being connected to form one respectivelyFormula structure; Level frame connects two vertical framves, can ensure the synchronism of two vertical frame slippages, can ensure the steady of supporting structure simultaneouslyQualitative; Certainly, also can only adopt above-mentioned two vertical framves, also can reach the object of driving. Travel(l)ing rest 4 is sliding with trapped orbit 5The mode being dynamically connected can adopt the existing mode that is slidably connected, as slide block and the connected mode of mating of slide rail; In the present embodiment, adoptUse following structure: in travel(l)ing rest 4 respective side, be respectively arranged with roller, trapped orbit 5 is the closely " strip of [" shape for sectionSlideway, the diameter of roller is slightly less than the height of profile in trapped orbit 5 sections, and the two gap is preferably 1mm left and right, rollerThe interior profile of track 5 of being fixed contains and along trapped orbit 5 slippages. The every side of travel(l)ing rest 4 is provided with at least two rollers, respectively rollsWheel is arranged successively along trapped orbit 5 length directions, near the roller at blast furnace center and away from having between the roller at blast furnace centerCertain distance, to ensure the stability of travel(l)ing rest 4 along trapped orbit 5 slippages; In the present embodiment, the every side of travel(l)ing rest 4Be provided with 4 rollers. Existingly realize the type of drive that travel(l)ing rest 4 reciprocatingly slides along trapped orbit 5 and be all applicable to this enforcementExample, below exemplifies a concrete structure: the first driven unit comprises screw mandrel, the first worm gear screw elevator, the first gear motor,Wherein the nut piece of screw mandrel is installed on travel(l)ing rest 4, and screw rod part is installed on the trapped orbit 5 of respective side, worm gear screw rod literFall machine output and be connected with screw rod part, input is connected with gear motor, drives the work of worm gear screw elevator by gear motor,Drive screw part, around its axis rotation, promotes nut and does rectilinear motion along spiro rod length direction, thereby realizes travel(l)ing rest 4 along solidOrbit determination road 5 does reciprocal sliding motion.
The continue structure of above-mentioned distributor chute quick replacement device, as Fig. 1, it is poroid that described in two, mobile slideway 13 is all oval, instituteState gyroaxis 205 two ends respectively through oval hole, the width in described oval hole and the diameter adaptation of described gyroaxis 205 described in twoMove along described oval hole length direction to limit described gyroaxis 205. Wherein, the width in oval hole is preferably than gyroaxis 205The large 0.5mm of diameter left and right; Meanwhile, for restriction gyroaxis 205 occurs along its axial moving, at gyroaxis 205 and ovalThe left and right sides of junction, hole arranges respectively limiting section, specifically can be: the left and right at gyroaxis 205 with junction, each oval holeBoth sides arrange respectively the shaft shoulder, and the distance between two shaft shoulders is slightly larger than the thickness of mobile slideway 13, between mobile slideway 13 and the shaft shoulderGap in about 0.5mm; Or gyroaxis 205 passes respectively two bending plates 201, in each oval hole away from respective sideOn the gyroaxis 205 of one side of bending plate 201, be processed to form the shaft shoulder, it is two spacing that this respective side bending plate 201 and this shaft shoulder formPortion. Above-mentioned two mobile slideway 13 can be linear ramp or curve slideway, and preferably, described in two, mobile slideway 13 is arc cunningRoad, cambered way is taking the goose mouth central point of distributor chute 1 as the center of circle, for convenience detach or distributor chute 1 is installed and is removed and installed behaviourDo more laborsaving. The existing gyroaxis 205 of realizing is all applicable to the present embodiment along the reciprocating type of drive of two mobile slideway 13,Below exemplify a concrete structure: the 3rd driven unit 6 comprises that two covers drive external member, and every cover drives external member to comprise the first chain, chainWheel, the second worm gear screw elevator, the first screw rod, the second gear motor, the second gear motor and the second worm gear screw elevatorInput connects, and the second worm gear screw elevator output is connected with first screw rod one end, the first screw rod other end and the first chainConnect, the first chain is walked around and is connected that (the first chain and sprocket engagement place are positioned in centre of sprocket after sprocket wheel with gyroaxis 205 1 sidesSide); Two covers drive external member synchronization action, to ensure that gyroaxis 205 is along the steady slippage of two mobile slideway 13, thereby ensure to clampThe steady lifting of mechanism 2, further, two sprocket wheels can connect by synchronizing shaft, ensure initial phase and the speed of two sprocket wheel rotationsSpend identical, thereby ensure gyroaxis 205 identical with speed in the initial water Pingdu of two mobile slideway 13 interior slips. Sprocket wheel, eachTwo worm gear screw elevators and each the second gear motor are all fixed on respective side travel(l)ing rest 4. As preferably, the described the 3rd drivesMoving assembly 6 is symmetrically set on described gyroaxis 205 along body of heater central plane with two link positions 208 of described gyroaxis 205,And the described mobile slideway 13 of close respective side respectively; The tie point 208 of two first chains and gyroaxis 205 is as far as possible near rightAnswer the mobile slideway 13 of side, to reduce the suffered moment of flexure of gyroaxis 205, the first chain can be connected with the shaft shoulder of respective side.
The continue structure of above-mentioned distributor chute quick replacement device, the second drives structure comprises connector 207 and the second driven unit7, described connector 207 one end are fixed on described tail boom 206, and the other end extends to described tail boom 206 tops and with describedTwo driven unit 7 outputs connect. Existing driving clamp mechanism 2 wraparound rotating shafts 205 are rotated to realize lower platen 202 and are pressed downThe type of drive of above lifting is all applicable to the present embodiment, below exemplifies a concrete structure: the second driven unit 7 comprise the second chain,Pulley, the second screw rod, the 3rd worm gear screw elevator and the 3rd gear motor, the 3rd gear motor and the 3rd worm gear screw rod liftingMachine input connects, and the 3rd worm gear screw elevator output is connected with second screw rod one end, the second screw rod other end and the second chainBar connects, and the second chain is connected with the connector 207 of being located on tail boom 206 after walking around pulley bottom. Pulley, each the 3rd worm gearScrew elevator and each the 3rd gear motor are all fixed on travel(l)ing rest 4.
The continue structure of above-mentioned distributor chute quick replacement device, above-mentioned the first gear motor, the second gear motor and the 3rd gearMotor is variable-frequency motor, by its electric programming Control, realizes crawl, continuous action and each action of each motionBetween interoperation, and this electric program can store, and makes the action of changing distributor chute 1 have repeatability. In addition, onThe motion of stating each free degree (free degree I, II, III) of clamp mechanism 2 is all furnished with the detection unit of shift motion or the anglec of rotationPart, the data that collect are passed to central control system, realize the coordinated between closed-loop control and each motion of each motion.
The distributor chute quick replacement device that the present embodiment provides is mounted on access door 8, and mounting means will be in embodiment bis-in detailThin narration.
Embodiment bis-
As Fig. 1 and Fig. 6-Fig. 9, the embodiment of the present invention provides a kind of fast mounting/dismounting mechanism of distributing chute replacing apparatus, for inciting somebody to actionDistributing chute replacing apparatus is mounted to access door 8 or is pulled down by access door 8, and described distributing chute replacing apparatus adopts embodiment mono-The distributor chute quick replacement device providing. Described access door 8 comprises door leaf, doorframe 801 and support frame 802. DescribedFast mounting/dismounting mechanism comprises hanging structure 9 and locking mechanism, and described hanging structure 9 blocks extension by described fixed support 3 and is installed on instituteState on access door 8, described locking mechanism is locked at described fixed support 3 on described access door 8 and can quick release. DescribedHanging structure 9 comprises two groups of card hanging components, blocks hanging component apportion access door 8 center line both sides, described card hanging component described in two groupsAt least comprise the first butting section, the second butting section and the 3rd butting section 903, described the first butting section have for doorframe 801The first arc surface 901 of top upper surface contact, described the second butting section has for contacting with doorframe 801 top lower surfacesThe second arc surface 902, described the 3rd butting section 903 contacts with described support frame 802 tops, three butting sections and described lockLocking structure is all fixed on described fixed support 3. Above-mentioned the first butting section, the second butting section and the 3rd butting section 903 form threePoint hanging structure 9, can realize fixed support 3 to be connected with the reliable of access door 8, and this annexation can Rapid Establishment; Wherein,Described the 3rd butting section 903 be preferably with described support frame 802 top horizontal components against, the 3rd butting section 903 forWith support frame 802 against part can be plane and also can be arc surface. The mode that three butting sections are fixed to fixed support 3 is:Fixed support 3 top lower surfaces are fixedly connected with the first supporting leg 10, the first supporting leg 10 ends above-mentioned the first arc surface 901 are setForm above-mentioned the first butting section, the second supporting leg 11 is U-shaped structure, and one side portion is welded in the first supporting leg 10 bottoms, another sideThereby portion is vertically provided for support frame 802 top horizontal components against forming above-mentioned the 3rd butting section 903, and this is vertically establishedThe limit portion inner surface of putting is provided with protruding arc sections to form above-mentioned the second butting section. In addition, preferably, described card hanging component alsoComprise with described doorframe 801 tops against three-arc face 904, with described support frame 802 top sloping portions againstAt least one in the 4th arc surface 905, this three-arc face 904 is located at table in the U-shaped structure top of above-mentioned the second supporting leg 11Face, the 4th arc surface 905 is extended to form downwards by the arc sections of above-mentioned projection. Above-mentioned the first supporting leg 10 and the second supporting leg 11All there are two, and are symmetrically arranged in the both sides of fixed support 3 along distributor chute quick replacement device central plane, thereby above-mentioned twoThe position of each butting section of side and access door 8 butts is along blast furnace central plane symmetry.
Further, as Fig. 6-Fig. 8, the contact position of described the first butting section and described doorframe 801 (i.e. the first arc surface 901Point of contact with doorframe 801) be greater than contacting of described the second butting section and described doorframe 801 to the distance on described doorframe 801 topsThe distance on position (i.e. the point of contact of the second arc surface 902 and doorframe 801) to described doorframe 801 tops, to form stable being subject toPower structure.
The above-mentioned fast mounting/dismounting mechanism that continues, as shown in Figure 9, described locking mechanism comprises two groups of latch assemblies, described in two groups, locksAssembly apportion access door 8 center line both sides (are preferably along distributor chute quick replacement device central plane and are arranged symmetrically with, with inspectionWhile repairing door 8 connection, two latch assemblies are symmetrical arranged along access door 8 center lines), described in every group, latch assembly all forms one or four bar machinesStructure, described four-bar mechanism has described fixed support 3 is clamped in to the clamping section on access door 8, and described four-bar mechanism is in extremelyPoint is when position, described clamping section and described doorframe 801 bottom lower surfaces against. Wherein, the formation of four-bar mechanism and fixed formSpecific as follows: (two the 3rd supporting legs 12 are preferably edge in the dual-side portion of described fixed support 3, to be all fixed with one the 3rd supporting leg 12Distributor chute quick replacement device central plane is arranged symmetrically with), described the 3rd supporting leg 12 stretches out from respective side portion; DescribedLatch assembly comprises first connecting rod 14, second connecting rod 15 and third connecting rod 16, and described first connecting rod 14 can turn by the first rotating shaftBe dynamically connected on described the 3rd supporting leg 12, described third connecting rod 16 is rotationally connected with described the 3rd supporting leg 12 by the second rotating shaftUpper, described second connecting rod 15 two ends are rotatably connected with described first connecting rod 14, described second connecting rod 15 respectively, and the described the 3rdConnecting rod 16 is provided with gib head portion, and described first connecting rod 14 is with described second connecting rod 15 in line time, described gib head portion with described inDoorframe 801 bottom lower surfaces against. As Fig. 9, third connecting rod 16 is class " J " type member, second connecting rod 15 and third connecting rod16 middle parts connect, and third connecting rod 16 gib head ends are away from first connecting rod 14 near fixed support 3, and third connecting rod 16 other ends connectBe connected to the side of the 3rd supporting leg 12 near fixed support 3,14 of first connecting rods are connected in the 3rd supporting leg 12 away from fixed support 3A side; Above-mentioned first connecting rod 14, second connecting rod 15 and third connecting rod 16 are positioned at same plane, and this plane is perpendicular to clothChute quick replacement device central plane and access door 8 doorframe 801 place planes.
Further optimize above-mentioned fast mounting/dismounting mechanism, as Fig. 9, described first connecting rod 14 lateral surfaces are provided with limiting plate 17, described inLimiting plate 17 arranges near described second connecting rod 15, and described first connecting rod 14 is with described second connecting rod 15 in line time, instituteStating limiting plate 17 reclines with described second connecting rod 15 lateral surfaces. The lateral surface of above-mentioned first connecting rod 14 be first connecting rod 14 away fromOne side side of third connecting rod 16, the lateral surface of second connecting rod 15 is the side side of second connecting rod 15 away from the 3rd supporting leg 12;Limiting plate 17 parts extend to outside first connecting rod 14 one end near second connecting rod 15, first connecting rod 14 and second connecting rod 15The relation of being rotatably connected should ensure that the two in line time limiting plate 17 recline with second connecting rod 15 lateral surfaces, thereby restriction theOne connecting rod 14 further rotates with second connecting rod 15, makes first connecting rod 14 and second connecting rod 15 keep state in line,Make above-mentioned four-bar mechanism keep dead-centre position. Further, described the first rotating shaft is connected in described first connecting rod 14 middle parts,Described first connecting rod 14 is provided with counterweight 18 away from one end of described second connecting rod 15, by counterweight 18 being set so that precompression to be provided,Make above-mentioned limiting plate 17 keep abutting in the state of second connecting rod 15 lateral surfaces, prevent that slight disturbance from causing four-bar mechanism dead pointPosition is destroyed. By the dead-centre position characteristic of four-bar mechanism, make fixed support 3 and the locking relation of access door 8 can be quickSet up, and this locking relation also can remove fast, only counterweight 18 need be lifted and can make first connecting rod 14 and second connecting rod 15Out-of-line.
As a kind of preferred structure of the present embodiment, described fast mounting/dismounting mechanism also comprises in installation process by described distributor chute moreChanging device is directed to the guide frame of installation site. As Fig. 9, described guide frame comprises guiding described in two guide pads 19, twoPiece 19 is individually fixed in the dual-side portion of described fixed support 3, is preferably along distributor chute quick replacement device central plane pairClaim to arrange. Described guide pad 19 have with doorframe 801 upper surfaces against the first plane, with doorframe 801 side portion recline theTwo planes and the inclined-plane for leading, described in two, the second plane parallel is opposed and spacing is identical with described doorframe 801 width, described inSelf-corresponding described the second plane bottom, inclined-plane rolls tiltedly downwards outward. In distributor chute quick replacement device dropping process, work as clothWhen material chute quick replacement device central plane does not overlap with blast furnace central plane, above-mentioned inclined-plane can be prior to the second plane contact maintenanceThe upper surface edge of door 8 doorframes 801; Due to the deadweight of distributor chute quick replacement device, above-mentioned inclined-plane can be along 8 of access doorsThe upper surface edge of frame 801 glides, and distributor chute quick replacement device changes oblique whereabouts into, until the second plane and access door 8Doorframe 801 side portion recline, and now distributor chute quick replacement device central plane overlaps with blast furnace central plane.
By above structure, can realize distributor chute quick replacement device install time, fixed support 3 voluntarily successively with the 3rd againstThe second arc surface 902 of portion 903, the second butting section, the first arc surface 901 of the first butting section and guide pad 19 first flatThe sequencing of face contacts with access door 8. In said process, the adjustment of distributor chute quick replacement device position relies on certainly completelyHeavy, only need suspension hook up and down and move left and right interoperation, lifting steel wire rope does not need to adjust length. Above-mentioned each butting section and guidingAfter piece 19 contact corresponding to access door 8 reclines, by retaining mechanism, fixed support 3 is locked on access door 8, has set up solidFixed rack 3 is connected with the reliable of access door 8.
Embodiment tri-
The embodiment of the present invention relates to a kind of distributing chute replacing system, comprises distributing chute replacing apparatus and distributing chute replacing is filledPut and be mounted to the fast mounting/dismounting mechanism of pulling down on access door 8 or by access door 8; Above-mentioned distributing chute replacing apparatus adopts embodimentThe one distributor chute quick replacement device providing, the distributing chute replacing apparatus that fast mounting/dismounting mechanism adopts embodiment bis-to provideFast mounting/dismounting mechanism, repeat no more herein.
The embodiment of the present invention has at least realized following beneficial effect:
(1) the distributor chute quick replacement device that the embodiment of the present invention provides, by adopting clamp mechanism 2 to coordinate with driving mechanism,Can realize the fixing to clamp fast of distributor chute 1, can realize at short notice (in 30 minutes) and complete distributor chute 1 moreChange, far fewer than the tradition replacing method used time, thereby shorten the blast furnace staying time, effectively enhance productivity. Meanwhile, driving machineStructure can be realized electronic automatic operation, reduces human input, and low to the requirement of workman's operant level, operating reliability is high, has reduced workPeople, in the frequency of deathtrap operation, improves security. In addition, the present invention also makes operator to slip to cloth more easilyThe attitude of groove 1 is adjusted and is accurately controlled, and makes to plug the operation of eccentric lock mandrel and becomes easier.
(2) fast mounting/dismounting mechanism that the embodiment of the present invention provides, is hung distributing chute replacing apparatus card to install by hanging structure 9On access door 8, by locking mechanism, distributing chute replacing apparatus is locked on access door 8 and can quick release, can realizeDistributing chute replacing apparatus is connected with the reliable of access door 8, and possesses the characteristic of Fast Installation, locking and release dismounting, effectivelyImprove the efficiency that distributor chute 1 is changed.
(3) coordinate with fast mounting/dismounting mechanism by distributor chute quick replacement device, can obviously shorten the replacing of distributor chute 1 timeBetween, thereby shorten the blast furnace staying time, effectively improve productivity effect.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all in spirit of the present invention and former, any amendment of doing, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.
Claims (10)
1. a fast mounting/dismounting mechanism for distributing chute replacing apparatus, for being mounted to distributing chute replacing apparatus access door or by overhaulingDoor is pulled down, and described distributing chute replacing apparatus comprises fixed support, and described access door comprises door leaf, doorframe and support frame, itsBe characterised in that: described fast mounting/dismounting mechanism comprises hanging structure and locking mechanism, described hanging structure is hung described fixed support cardBe installed on described access door, described locking mechanism is locked at described fixed support on described access door and can quick release; InstituteState hanging structure and comprise two groups of card hanging components, block hanging component apportion access door center line both sides described in two groups, described card hanging component extremelyComprise less the first butting section, the second butting section and the 3rd butting section, described the first butting section have for doorframe top upper surfaceThe first arc surface of contact, described the second butting section has the second arc surface for contacting with doorframe top lower surface, and described theThree butting sections contact with described support frame top, and three butting sections and described locking mechanism are all fixed on described fixed support.
2. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 1, is characterized in that: described the first butting sectionThe contact position that is greater than described the second butting section and described doorframe with the contact position of described doorframe to the distance on described doorframe top extremelyThe distance on described doorframe top.
3. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 1, is characterized in that: described locking mechanism bagDraw together two groups of latch assemblies, latch assembly apportion access door center line both sides described in two groups, described in every group, latch assembly all forms one or fourLinkage, described four-bar mechanism has described fixed support is clamped in to the clamping section on access door, and described four-bar mechanism is in extremelyPoint is when position, described clamping section and described doorframe bottom lower surface against.
4. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 3, is characterized in that: described support bracket fastenedIn dual-side portion, be all fixed with a supporting leg, described supporting leg stretches out from respective side portion; Described latch assembly comprise first connecting rod,Second connecting rod and third connecting rod, described first connecting rod is rotationally connected with on described supporting leg by the first rotating shaft, described third connecting rodBe rotationally connected with on described supporting leg by the second rotating shaft, described second connecting rod two ends respectively with described first connecting rod, described secondConnecting rod is rotatably connected, and described third connecting rod is provided with gib head portion, and described first connecting rod and described second connecting rod be in line time,Described gib head portion and described doorframe bottom lower surface against.
5. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 4, is characterized in that: outside described first connecting rodSide is provided with limiting plate, and described limiting plate is near described second connecting rod setting, and described first connecting rod becomes one with described second connecting rodWhen straight line, described limiting plate and described second connecting rod lateral surface recline.
6. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 5, is characterized in that: described the first rotating shaft connectsBe connected to described first connecting rod middle part, described first connecting rod is provided with counterweight away from one end of described second connecting rod.
7. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 1, is characterized in that: described rapid-assembling/disassembling machineStructure also comprises the guide frame that in installation process, described distributing chute replacing apparatus is directed to installation site.
8. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 7, is characterized in that: described guide frame bagDraw together two guide pads, described in two, guide pad is individually fixed in described support bracket fastened dual-side portion, and described guide pad has and doorFrame upper surface against the first plane, the second plane reclining with doorframe side portion and the inclined-plane for leading, described in two, second is flatFace parallel opposed and spacing are identical with described doorframe width, and self-corresponding described the second plane bottom, described inclined-plane rolls downwards outwardTiltedly.
9. the fast mounting/dismounting mechanism of distributing chute replacing apparatus according to claim 1, is characterized in that: described the 3rd butting sectionWith described support frame top horizontal component against; Described card hanging component also comprise with described doorframe top against three-arc face,With described support frame top sloping portion against the 4th arc surface at least one.
10. a distributing chute replacing system, is characterized in that: comprise distributing chute replacing apparatus and as in claim 1 to 9 appointFast mounting/dismounting mechanism described in one; Described distributing chute replacing apparatus comprises clamp mechanism and driving mechanism;
Described clamp mechanism comprise lower platen, on lift plate, gyroaxis, tail boom and two bending plates, bending plate Jun Cheng factory word described in twoShape and parallel opposed, described in two, bending plate all has first end, the second end and kink, and described in two, first end passes through instituteState tail boom and connect, described in two, the second end connects by lifting plate on described, and described lower platen two ends are solid with bending plate described in two respectivelyConnect, described in two, bending plate is all rotatably connected with described gyroaxis, lifts plate, described gyroaxis, described tail boom and two on describedState bending plate and form a lever construction;
Described driving mechanism drives described clamp mechanism that distributor chute is fixedly clamped and realizes the posture changing of distributor chute and moveMoving, comprise the first drives structure, the second drives structure and the 3rd drives structure, described the first drives structure is configured to drive instituteState clamp mechanism and be inserted in distributor chute, described the second drives structure is configured to drive described lever construction to rotate around described gyroaxisSo that lift plate and distributor chute base abuts on described and described lower platen be pressed together in distributor chute top groove, the described the 3rdDrives structure is configured to promote described lever construction; While being fixedly clamped, along distributor chute length direction, lifting plate on described and be positioned atBetween distributor chute center of gravity and described lower platen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072506.2A CN105603141B (en) | 2016-02-02 | 2016-02-02 | The fast mounting/dismounting mechanism and distributing chute replacing system of distributing chute replacing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610072506.2A CN105603141B (en) | 2016-02-02 | 2016-02-02 | The fast mounting/dismounting mechanism and distributing chute replacing system of distributing chute replacing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105603141A true CN105603141A (en) | 2016-05-25 |
| CN105603141B CN105603141B (en) | 2017-07-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610072506.2A Active CN105603141B (en) | 2016-02-02 | 2016-02-02 | The fast mounting/dismounting mechanism and distributing chute replacing system of distributing chute replacing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107326136A (en) * | 2017-09-04 | 2017-11-07 | 中冶赛迪工程技术股份有限公司 | A kind of more changing device of material distribution chute on furnace top of blast furnace |
Citations (3)
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| CN1034958A (en) * | 1988-02-09 | 1989-08-23 | 冶金工业部攀枝花钢铁公司设计院 | The device of loading and unloading bell-less charge-distributing chute on furnace top |
| CN202849454U (en) * | 2012-10-24 | 2013-04-03 | 邢台钢铁有限责任公司 | Device for replacing cloth material chute of blast furnace |
| KR20140078925A (en) * | 2012-12-18 | 2014-06-26 | 주식회사 대동 | Distribute chute changing apparatus |
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2016
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| CN1034958A (en) * | 1988-02-09 | 1989-08-23 | 冶金工业部攀枝花钢铁公司设计院 | The device of loading and unloading bell-less charge-distributing chute on furnace top |
| CN202849454U (en) * | 2012-10-24 | 2013-04-03 | 邢台钢铁有限责任公司 | Device for replacing cloth material chute of blast furnace |
| KR20140078925A (en) * | 2012-12-18 | 2014-06-26 | 주식회사 대동 | Distribute chute changing apparatus |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107326136A (en) * | 2017-09-04 | 2017-11-07 | 中冶赛迪工程技术股份有限公司 | A kind of more changing device of material distribution chute on furnace top of blast furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105603141B (en) | 2017-07-11 |
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