WO2008071091A1 - Pont roulant gerbeur pour bloc de carbone - Google Patents

Pont roulant gerbeur pour bloc de carbone Download PDF

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Publication number
WO2008071091A1
WO2008071091A1 PCT/CN2007/003606 CN2007003606W WO2008071091A1 WO 2008071091 A1 WO2008071091 A1 WO 2008071091A1 CN 2007003606 W CN2007003606 W CN 2007003606W WO 2008071091 A1 WO2008071091 A1 WO 2008071091A1
Authority
WO
WIPO (PCT)
Prior art keywords
carbon block
crane according
stacking crane
block stacking
limit switch
Prior art date
Application number
PCT/CN2007/003606
Other languages
English (en)
Chinese (zh)
Inventor
Zhongyu Qi
Linhua Wang
Mingxun Fang
Original Assignee
China Aluminum International Engineering Corporation Limited
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from CN 200620168151 external-priority patent/CN200985251Y/zh
Priority claimed from CN2007100104068A external-priority patent/CN101012043B/zh
Priority claimed from CNB2007100108016A external-priority patent/CN100503414C/zh
Priority claimed from CN200710011235A external-priority patent/CN101049887B/zh
Priority claimed from CN2007100112346A external-priority patent/CN101049885B/zh
Application filed by China Aluminum International Engineering Corporation Limited filed Critical China Aluminum International Engineering Corporation Limited
Publication of WO2008071091A1 publication Critical patent/WO2008071091A1/fr

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Classifications

    • 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

Definitions

  • the invention relates to a crane, in particular to a carbon block stacking crane. Background technique
  • the anode warehouse of large-scale electrolytic aluminum plants also rapidly increases the productivity of carbon block stacking cranes in order to meet the needs of production development.
  • the carbon blocks are developed to hold 1 22 carbon blocks at a time, and the end beam device of the crane is required to have sufficient rigidity to resist twisting to prevent deformation, and the crane is required to smoothly avoid excessive impact during starting and stopping; Reducing the floor space requires an increase in the number of layers of anode stacking, which has now grown from the previous 4 layers to the current 9 layers.
  • the swing angle of the wire rope wound around the balance wheel increases, and an excessive swing angle reduces the service life of the wire rope.
  • the increase in the number of clamped carbon blocks has greatly increased the weight of the clamp set.
  • the camera is mounted on the clamp set to reflect the position of the clamp set into the cab, but from the use situation, the fixture is caused by the operator. The group quickly hit the carbon block and even damaged the camera.
  • the fixtures of the carbon block stacking cranes of the carbon plant mainly include pneumatic type and self-weight type. Whether the clamp is pneumatic or self-weight, the adjustment needle is used to adjust the size of the clamp. At present, the adjusting needle is generally pointed at the tip of the needle, and the carbon block is pressed into a larger pit when the carbon block is clamped, especially when the raw carbon block is clamped, the carbon block is pressed into a deep l (Tl5mm, diameter) The pit of about 30mm seriously affects the surface quality of the carbon block.
  • Pneumatic clamps require air compressors, gas storage tanks and multiple cylinders, etc., which are gradually eliminated due to their high cost and waste of energy.
  • Self-weight fixtures require electric motors, automatic , long reel and multiple steel wire ropes, and the multiple wire ropes are different in size due to their inconsistent contraction deformation, which affects the normal operation of the carbon block stacking crane. This requires a safe, reliable and durable Low cost carbon block fixture.
  • the present invention is an electromagnet type mechanical carbon block jig provided to solve the above problems, and the purpose thereof is to make the clamps accurately open in size every time, to make the carbon block more secure and reliable, and the jig is durable and low in cost. , extend the service life of the wire rope.
  • Another object of the present invention is to ensure that there is sufficient friction to hold the carbon block without damaging it.
  • the surface quality of the bad carbon block is to ensure that there is sufficient friction to hold the carbon block without damaging it.
  • Another object of the present invention is to improve the torsional stability of the end beam of a carbon block stacking crane, and to avoid excessive shocks during start-up and parking.
  • Another object of the present invention is to send a signal that the clamp group just touches the carbon block to the control system, so that the descending speed is automatically reduced, and slowly falls to a stationary state, preventing the clamp group from hitting the carbon block when approaching the carbon block, and damaging the clamp group. And carbon block conveyor.
  • a carbon block stacking crane which comprises a carbon block clamp, an adjustment needle, an end beam device, a clamp limit device, and a balance wheel set
  • the carbon block clamp structure is as follows:
  • the beam is hinged with the rotating hook
  • the fixing frame is fixed on the supporting frame
  • the rotating hook and the fixed hook are matched structures which can be separated from the joint
  • the side of the rotating hook is provided with an electromagnet
  • one end of the moving rod is inserted in the electromagnet Inside, the other end of the moving rod is connected to the rotating hook by a hemispherical nut, and the other end of the rotating hook is connected to the spring, and the electromagnet is connected to the power source.
  • One end of the spring is connected to the rotating hook by a hanging spring spring pin, and the other end is connected to the connecting rod through an adjusting screw, and the connecting rod is connected with the horizontal beam.
  • the suspension spring pin is inserted into the intermediate hole provided in the middle of the rotary hook.
  • the suspension spring pin has a hole for connecting with the spring at one end and a boss shape at the other end.
  • An adjustment pad for adjusting the height is disposed between the support frame and the fixed hook.
  • the adjusting pad and the support frame are connected by a fastener.
  • the left end of the moving rod is threaded and opens a small hole, and a small hole is inserted into the small hole.
  • the electromagnet is connected to the horizontal beam by an electromagnet support.
  • the electromagnet support is fixedly connected to the horizontal beam.
  • the spring is disposed on the left side of the rotating hook, and the electromagnet is disposed on the right side of the rotating hook.
  • the hook plate is hinged to the splint, and the baffle is welded with a baffle, and the baffle matches the hook on the hook plate.
  • One end of the moving rod connected to the hemispherical nut passes through the upper hole provided in the upper portion of the rotating hook.
  • the upper hole of the moving rod is an oblong hole.
  • One end of a bolt of the adjusting needle is provided with a plum petal head.
  • the other end of the bolt is provided with an inner four corner or a hexagonal hole.
  • the bolts are fully threaded bolts.
  • the plum petals are 2 to 6 petals.
  • the balance wheel set is disposed above the horizontal beam.
  • the balance wheel set is composed of the following structure:
  • the elastic member is sleeved on the guide shaft, and the movable shaft movable up and down along the guide shaft is mounted on the bracket, and the swingable balance wheel is coupled to the moving shaft.
  • a signal board is mounted on the moving shaft, and the limit switch is matched with the signal board.
  • the limit switch is mounted on the limit switch bracket.
  • the limit switch bracket is mounted on the carbon block stacking crane.
  • the bracket is mounted on a carbon block stacker.
  • the balance wheel is fitted on the moving shaft through the connecting sleeve.
  • the guide shaft is a stepped shaft.
  • the elastic member is a compression spring.
  • the structure of the end beam device is as follows: a gear reduction frame is mounted on the end beam frame of the box structure, a wheel set is installed under the end beam frame, and a horizontal wheel is arranged on the outer side of the wheel group below the end beam frame, and two ends of the end beam frame A buffer is provided on the side.
  • the horizontal wheel is connected to the end beam frame by a horizontal wheel bracket.
  • the upper portion of the horizontal wheel bracket is mounted under the end beam frame by fasteners, and the lower portion of the horizontal wheel bracket is mounted with a horizontal wheel by fasteners.
  • a buffer and a track brush holder are mounted on both sides of the end beam frame, and the track brush is mounted on the lower portion of the bumper and the track brush holder.
  • the track brush is mounted to the lower portion of the bumper and rail brush holder by fasteners.
  • the track brush is composed of a handle and a brush.
  • the lower part of the handle is connected with a brush for easy replacement, and the middle part is sleeved in a hole formed in the lower part of the buffer and the track brush holder, and the upper part of the handle is connected with the brush holder.
  • the lower portion of the handle is connected to the brush by a fastener, and the upper portion of the handle is connected to the bumper and the rail brush holder by fasteners.
  • the holes are square holes.
  • the geared motor is a parallel shaft type geared motor.
  • the parallel shaft type geared motor is horizontally connected to the end beam frame.
  • the parallel shaft type geared motor is connected with the reduction motor mounting bracket, and one end of the reduction motor mounting bracket is connected with the end beam frame by a fastener, and two holes are installed in the fork structure at the other end.
  • the shock absorbing member, the pin type fastener with a hole type is passed through, and the split pin is inserted into the hole of the pin type pin type fastener, and the output shaft of the speed reducer is inserted into the wheel set.
  • the geared motor is a straight shaft type geared motor.
  • the orthogonal shaft type geared motor is vertically connected to the end beam frame.
  • the output shaft of the orthogonal shaft type geared motor is inserted into the wheel set and directly connected by flanges.
  • the orthogonal shaft type geared motor is horizontally connected to the end beam frame.
  • the end beam frame is a box-shaped structure composed of two vertical webs and two upper and lower flaps welded together.
  • the clamp limiting device is composed of the following structures: upper and lower limit switches arranged on the clamp frame, and a movable reset device capable of moving up and down and automatically resetting the contacts, the signal board is mounted on the touch On the head, the signal board matches the upper and lower limit switches.
  • the output of the limit switch is connected to the control system.
  • the upper and lower limit switches are the first limit switch and the second limit switch.
  • the first limit switch is set at the lower part, and the second limit switch is set at the upper part.
  • the first limit switch and the second limit switch are mounted on the limit switch bracket, and the limit switch bracket is mounted on the clamp frame.
  • the mobile reset device is mounted on a clamp frame.
  • the moving reset device is composed of the following structure: a sleeve connected to the clamp frame, the fixed spring seat is mounted in the sleeve, the spring is mounted on the fixed spring seat and the movable spring seat, and the contact passes through the movable spring seat And fixing the spring seat and extending out of the sleeve, the middle of the contact is connected with the movable spring seat.
  • the sleeve is connected to the clamp frame by flanges and fasteners.
  • the sleeve is welded to the clamp frame.
  • the fixed spring seat is disposed at an upper end of the spring.
  • the movable spring seat is disposed at a lower end of the spring.
  • the movable spring seat is fixed to the contact by a circlip with a shaft.
  • the movable spring seat is disposed within the sleeve.
  • the signal board is mounted on an upper portion of the contact.
  • the invention adopts the above structure, so that the size of the clamp is accurately positioned every time, the structure is simple, and the fixture is durable and low in cost.
  • the rotary hook is connected with the fixed hook, even if the electromagnet is suddenly powered off, the clamp will not be closed. Make the fixture safer.
  • the end of the needle-tightening anode carbon block is designed as a plum petal head, and the clamping force of the clamp is evenly distributed to each plum petal, which reduces the stress concentration, that is, ensures sufficient friction to clamp the carbon block without damaging. The surface quality of the carbon block.
  • the balance wheel can be moved by the magnitude of the load it bears, avoiding the wire rope jumping out of the groove of the balance wheel, and sending a signal through the limit switch for the operator to operate.
  • the balance wheel can swing with the swing of the wire rope, so that the balance wheel is not affected by the axial force, which prolongs the service life of the wire rope.
  • the end beam frame is equipped with a variable frequency speed regulating motor for driving the wheel set operation.
  • the setting of the horizontal wheel avoids the contact between the rim and the side of the track when the crown is running obliquely.
  • the skewing force is absorbed by the horizontal wheel, which reduces the wear of the wheel rim and prevents the wheel set from coming off the track, avoiding the carbon block stacking crane. Shake left and right during operation to make it accurate.
  • the track brush cleans off the dust on the track, avoiding the wheel block of the carbon block stacking crane slipping on the track.
  • the bumper alleviates the collision force when it collides with the terminal or the carbon block stacking crane or as an additional energy absorbing device when the brake and the end switch fail.
  • the geared connection structure of the geared motor allows the impact load of the crane to be absorbed by the perforated shock absorber during start-up and stop, which is stable in operation and long in service life.
  • the end beam of the carbon block stacking crane of the invention has high stability against torsion and smoothly avoids excessive impact during starting and stopping.
  • the limit switch is used to collect signals to the control system to issue commands.
  • the control system controls the fixture group to automatically reduce the falling speed, and gradually over-stays to a standstill state, thereby avoiding the operator's misoperation caused by the fixture group hitting the carbon block damage fixture group and the carbon block conveyor. .
  • FIG. 1 is a schematic view showing the structure of a carbon block jig of the present invention in an open state.
  • Fig. 2 is a structural schematic view showing the state in which the carbon block jig open electromagnet of the present invention is not in operation.
  • Fig. 3 is a structural schematic view showing the state in which the carbon block jig of the present invention is clamped.
  • Fig. 4 is a schematic view showing the structure of the rotary hook of the present invention.
  • Fig. 5 is a schematic view showing the left side view of the rotary hook of the present invention.
  • Figure 6 is a schematic view showing the connection structure of the hook plate and the splint of the present invention.
  • Figure 7 is a schematic view showing the structure of the suspension spring pin of the present invention.
  • Figure 8 is a schematic view showing the structure of the moving rod of the present invention.
  • Fig. 9 is a schematic view showing the structure of a plum petal adjusting needle for use in a stacking crane of the present invention.
  • Figures 10a-10b are A-direction views of Figure 9, which are diagrams of various plum petal structures.
  • Figure 11 is a schematic view showing the structure of the jig stacking crane in the highest position.
  • Figure 12 is a schematic view showing the structure of the clamp of the carbon block stacking crane in the lowest position.
  • Figure 13 is a schematic view showing the positional structure of the balance wheel set when the wire rope is loaded according to the present invention.
  • Figure 14 is a schematic view showing the structure of the A-A section of Figure 13;
  • Figure 15 is a schematic view showing the positional structure of the balance wheel when the steel wire rope of the present invention is not loaded.
  • Figure 16 is a schematic view showing the positional structure of the balance wheel of the present invention when the clamp is at the highest position.
  • Figure 17 is a schematic view showing the structure of the B-B section of Figure 16;
  • Fig. 18 is a schematic view showing the positional structure of the balance wheel of the present invention when the clamp is at the lowest position.
  • Figure 19 is a schematic view showing the structure of the C-C section of Figure 18.
  • Figure 20 is a schematic view showing the structure of the end beam device of the carbon block stacking crane of the present invention.
  • Figure 21 is a schematic view showing the horizontal connection structure of the parallel shaft type geared motor and the end beam frame.
  • Figure 22 is a schematic view showing the vertical connection structure of the orthogonal shaft type geared motor and the end beam frame.
  • Figure 23 is a schematic view showing the horizontal connection structure of the orthogonal shaft type geared motor and the end beam frame.
  • Figure 24 is a B-direction view of Figure 21 .
  • Figure 25 is a cross-sectional view taken along line D-D of Figure 24;
  • Figure 26 is a schematic view showing the structure of the handle.
  • Fig. 27 is a schematic view showing the structure of the conventional carbon block stacking crane which is about to grip the carbon block.
  • Figure 28 is a schematic view showing the instantaneous structure of the contacts of the limiting device of the present invention contacting the carbon block.
  • Fig. 29 is a schematic view showing the structure of an instantaneous state when the signal board of the present invention is disengaged from the limit switch.
  • Figure 30 is a schematic view showing the structure of the jig of the present invention when the speed of the jig is reduced to a stationary state.
  • Fig. 31 is a view showing the structure of the holder of the clamp for the carbon block stacking crane of the present invention at the lowermost end.
  • Fig. 32 is a view showing the structure of the holder of the clamp for the carbon block stacking crane of the present invention at the uppermost end.
  • Figure 33 is a schematic view showing the structure of the carbon block stacking crane of the present invention.
  • the present invention relates to a carbon block stacking crane which comprises a carbon block clamp, an adjustment needle, an end beam device, a clamp limit device, and a balance wheel set.
  • the carbon block jig of the present invention has the following structure:
  • the horizontal beam 7 and the support frame 4 are connected by the tie rod 6 and the arm 3.
  • the horizontal beam 7 is hinged to the rotary hook 11 and the hole at the hinge is below.
  • the fixing frame 18 is connected with the adjusting pad 18 and the fixing hook 5, and the adjusting pad 18 is connected with the supporting frame 4 by a fastener.
  • the adjusting pad 18 is adjusted by the adjusting pad when manufacturing and installing errors.
  • the height is matched with the rotating hook; the rotating hook 11 is matched with the fixing hook 5, the rotating hook 11 and the fixing hook 5 can be disengaged and joined, and the electromagnet 15 is disposed on the right side of the rotating hook 11, and the moving rod 14 is One end is inserted into the electromagnet 15, and the other end of the moving rod 14 is connected to the rotating hook 11 through the hemispherical nut 12, and the moving rod 14 and the hemispherical screw One end of the connecting end of the female 12 passes through the upper hole 20 provided in the upper portion of the rotating hook, and the upper hole 20 is preferably an oblong hole; as shown in Fig.
  • the left end of the moving rod 14 is threaded and opened with a small hole, and the thread is for coupling with the hemispherical nut.
  • the opening hole is inserted into the split pin to prevent the hemispherical nut from coming off, and the left side of the rotating hook 11 is provided with a spring 10, and the electromagnet 15 is connected to the power source, and one end of the spring 10 is connected to the rotating hook 11 through the hanging spring spring pin 13 The other end is connected to the connecting rod 8 through the adjusting screw 9, and the hanging spring pin 13 is inserted into the middle hole 21 provided in the middle of the rotating hook.
  • the hanging spring pin 13 is provided with a hole for attaching to the spring 10.
  • the other end is a boss shape; the connecting rod 8 is connected with the horizontal beam 7, the adjusting screw 9 is for adjusting the pulling force of the spring 10, and the connecting rod 8 is fixed on the horizontal beam 7.
  • the electromagnet 15 is mounted on the electromagnet support 16, the electromagnet support 16 is fixedly connected to the horizontal beam 7, the lower end of the arm 3 is connected to the splint 1, the hook plate 2 is hinged to the splint 1, and the baffle 1 is welded with a baffle 23, As shown in Figure 6, the baffle 23 mates with the hook 22 on the hook plate 2 to avoid excessive rotation of the splint 1 about the hinge.
  • the working process of the carbon block fixture is as follows: As shown in the figure, the electromagnet 15 is energized, the moving rod 14 is retracted, the spring 10 is stretched, the rotating hook 11 and the fixed hook 5 are clamped, that is, the clamp is opened; when the clamp contacts the charcoal In the block, as shown in FIG. 2, the electromagnet 15 is de-energized, the spring 10 is contracted to rotate the rotating hook 11 counterclockwise, and the fixed hook 5 is disengaged from the rotating hook 11; as shown in FIG. 3, the cross member 17 of the jig rises, that is, the carbon block Being clamped. This is the beginning of the week.
  • One end of a full threaded bolt is placed into a plum petal head; the other end is provided with an inner hexagonal hole 25 to facilitate adjustment of the open size of the clamp.
  • the plum blossom head of the plum-shaped head 27 shown is 2 6 offices.
  • the hoisting mechanism of the balance wheel set consisting of the fixed pulley 31, the wire rope reel 32, the balance wheel set 33 and the wire rope 34 is mounted on the carbon block stacking crane.
  • the wire rope 34 pulls the carbon block fixture 36 through the movable pulley 35 to move up and down to realize the stacking process of the carbon block 37.
  • the structure of the balance wheel set 33 is as follows: The elastic member 41 is sleeved on the guide shaft 40, the guide shaft 40 is a stepped shaft, and the movable shaft 38 movable up and down along the guide shaft 40 is mounted on the bracket 45, and the swingable balance wheel 39 is connected The sleeve 46 is set on the moving shaft 38, and the balance wheel 39 is always attached to the wire rope.
  • the signal board 42 is mounted on the moving shaft 38
  • the limit switch 44 is mounted on the limit switch bracket 43
  • the limit switch 44 is matched with the signal board 42.
  • Limit switch bracket 43 and bracket 45 Installed on a carbon block stacker.
  • the elastic member 41 is a compression spring.
  • the balance wheel 39 of the improved balance wheel set is always swung with the wire rope 34, i.e., at an angle of zero. That is, the wire rope is prevented from jumping out of the groove of the balance wheel and the balance wheel is not affected by the axial force.
  • two vertical webs 54 and upper and lower flaps 55 are welded together to form a box-shaped end beam frame 62.
  • a geared motor 53 is mounted on the end beam frame 62, and a wheel set 56 is mounted under the end beam frame 62.
  • the upper portion of the horizontal wheel bracket 58 is mounted under the end beam frame by fasteners, and the lower portion of the horizontal wheel bracket 58 is mounted by fasteners.
  • the horizontal wheel 57, the track brush 52 is mounted on the lower portion of the bumper and track brush holder 59 by fasteners, and the bumper 51 is mounted on the side of the bumper and track brush holder 59 by fasteners, the bumper and the track brush Brackets 59 are mounted on both sides of the end beam frame 62.
  • the track brush 52 is composed of a handle 60 and a brush.
  • the lower part of the handle 60 is connected with a fastener for easy replacement.
  • the middle part is sleeved in a square hole in the lower part of the buffer and the track brush holder 59.
  • the upper portion of the handle 60 is fastened with fasteners and a connecting bumper and rail brush holder 59.
  • the structure of the handle 60 is as shown in Fig. 26, and it can also be used in other forms.
  • the geared motor 53 and the end beam frame 62 are mounted in three ways, see Figure 21 - Figure 23.
  • the reduction motor 63 employs a parallel shaft type geared motor that is horizontally coupled to the end beam frame 62.
  • the specific connecting structure is as shown in FIG. 21, FIG. 22 and FIG. 23.
  • the geared motor mounting bracket 61 is connected to the end beam frame 62 by a fastener, and the two end of the fork structure is provided with two perforated damping members 64. Then, the pin-type pin type fastener 63 is passed through and fixed, and then inserted into the hole of the perforated pin type fastener 63 by the split pin to prevent the fastener 63 from being withdrawn, the speed reducer 53 The output shaft is inserted into the wheel set 56.
  • the advantages of this type of installation are: The strong impact load during opening and stopping is absorbed by the perforated damping member 64, which makes the crane run smoothly and has a long service life.
  • the reduction motor 53 employs a orthogonal shaft type geared motor that is vertically connected to the end beam frame 62.
  • the output shaft of the reduction motor 53 is inserted in the wheel set 56 and is directly connected by flange 65.
  • the geared motor 53 uses a straight shaft type geared motor, as shown in Figure 23, and the end beam frame
  • the functions of the various components of the present invention are as follows:
  • the function of the reduction motor 53 is the power source for walking, It uses a variable frequency speed control motor with stepless speed change.
  • the role of the wheel set 56 is to walk.
  • the function of the horizontal wheel 57 is to avoid the contact between the rim and the side of the track when the crane is running obliquely, the skewing force is received by the horizontal wheel, and the wear of the wheel rim is reduced; the wheel set 56 can be prevented from coming off the track, and the carbon block is prevented from being piled up.
  • the crane shakes left and right during operation to make it accurate.
  • the function of the track brush 52 is to clean the dust off the track to prevent the wheel block 56 of the carbon block stacking crane from slipping on the track.
  • the function of the damper 51 is to alleviate the collision force when colliding with the terminal or the carbon block stacking crane or as an additional energy absorbing device when the brake or the end switch fails.
  • the structure of the clamp device for the carbon block stacking crane of the present invention is as follows: No. 1 limit switch 74 and No. 2 limit switch 86 are mounted on the limit switch bracket 75, one limit The position switch 74 is disposed at the lower portion, the second limit switch 86 is disposed at the upper portion, and the limit switch bracket 75 is mounted on the clamp frame 77; as shown in FIG. 31, the fixed spring seat 84 is mounted in the sleeve 85, and the movable spring seat 81 Also disposed within the sleeve 85, the spring 83 is mounted on the fixed spring seat 84 and the movable spring seat 81.
  • the contact 78 passes through the movable spring seat 81 and the fixed spring seat 84 and extends out of the sleeve 85.
  • the cymbal 82 secures the positioner contact 78 to the movable spring seat 81, and the sleeve 85 is coupled to the clamp frame 77 by a fastener 79 and a flange 80.
  • the signal plate 76 is mounted on the upper portion of the contact 78.
  • the output terminals of the limit switch 74 and the limit switch 86 are connected to the control system; the setting position of the signal board should match the limit switch 74 and the limit switch 86, when the signal board 76 moves to the most The upper limit and the upper limit of the second limit Off at the same horizontal plane 86, when the movement signal to the lowermost plate 76 when the lower end limit switch 74 One at the same level.
  • the sleeve 85 and the clamp frame 77 described above may also be welded.
  • the fixed spring seat 84 is disposed at the upper end of the spring 83; the movable spring seat 81 is disposed at the lower end of the spring 83.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Load-Engaging Elements For Cranes (AREA)
  • Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)

Abstract

L'invention concerne un pont roulant gerbeur pour bloc de carbone, qui comprend un dispositif de serrage de bloc de carbone, des broches de réglage, un dispositif de poutre, un dispositif de limitation de serrage et une unité poulie d'équilibrage. Une poutre horizontale (7) est suspendue au moyen d'un crochet pivotant (11), un crochet fixe (5) est monté sur un cadre support (4), le crochet pivotant (11) et le crochet fixe (5) pouvant être réunis ou séparés, un électro-aimant (15) est prévu sur un côté du crochet pivotant (11), une extrémité d'une tige mobile (14) est insérée dans l'électro-aimant (15), l'autre extrémité de cette tige (14) étant reliée au crochet pivotant (11) par un écrou hémisphérique (12), l'autre extrémité du crochet pivotant (11) étant reliée à un ressort (10), et l'électro-aimant (15) est connecté à une source électrique. Grâce à la structure décrite, l'invention permet d'obtenir une ouverture précise du dispositif de serrage pour chaque opération et forme un dispositif de serrage durable de structure simple et peu coûteux.
PCT/CN2007/003606 2006-12-14 2007-12-14 Pont roulant gerbeur pour bloc de carbone WO2008071091A1 (fr)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
CN 200620168151 CN200985251Y (zh) 2006-12-14 2006-12-14 堆垛天车夹具用的调节针
CN200620168151.9 2006-12-14
CN200710010406.8 2007-02-13
CN2007100104068A CN101012043B (zh) 2007-02-13 2007-02-13 炭块堆垛天车的平衡轮组
CN200710010801.6 2007-03-30
CNB2007100108016A CN100503414C (zh) 2007-03-30 2007-03-30 炭块堆垛天车用夹具限位装置
CN200710011235A CN101049887B (zh) 2007-05-09 2007-05-09 一种炭块堆垛天车的端梁装置
CN200710011234.6 2007-05-09
CN200710011235.0 2007-05-09
CN2007100112346A CN101049885B (zh) 2007-05-09 2007-05-09 一种炭块夹具

Publications (1)

Publication Number Publication Date
WO2008071091A1 true WO2008071091A1 (fr) 2008-06-19

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Application Number Title Priority Date Filing Date
PCT/CN2007/003606 WO2008071091A1 (fr) 2006-12-14 2007-12-14 Pont roulant gerbeur pour bloc de carbone

Country Status (2)

Country Link
SA (1) SA07280730B1 (fr)
WO (1) WO2008071091A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106241599A (zh) * 2016-08-14 2016-12-21 韩睿 一种起重机小车行走限位安全装置
CN107628535A (zh) * 2017-11-09 2018-01-26 河南恒远恒山工业有限公司 一种桥式起重机小车
CN112744697A (zh) * 2020-12-28 2021-05-04 江阴市凯力起重电机有限公司 一种双驱轮防跑偏超低型端梁结构悬挂起重机

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CN106241599A (zh) * 2016-08-14 2016-12-21 韩睿 一种起重机小车行走限位安全装置
CN107628535A (zh) * 2017-11-09 2018-01-26 河南恒远恒山工业有限公司 一种桥式起重机小车
CN112744697A (zh) * 2020-12-28 2021-05-04 江阴市凯力起重电机有限公司 一种双驱轮防跑偏超低型端梁结构悬挂起重机
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