CN117920951B - Cooling equipment for continuous casting billet crystallizer - Google Patents
Cooling equipment for continuous casting billet crystallizer Download PDFInfo
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- CN117920951B CN117920951B CN202410332580.8A CN202410332580A CN117920951B CN 117920951 B CN117920951 B CN 117920951B CN 202410332580 A CN202410332580 A CN 202410332580A CN 117920951 B CN117920951 B CN 117920951B
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- 238000001816 cooling Methods 0.000 title claims abstract description 24
- 238000009749 continuous casting Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 239000000498 cooling water Substances 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 230000009471 action Effects 0.000 claims abstract description 20
- 238000004140 cleaning Methods 0.000 claims description 50
- 230000005540 biological transmission Effects 0.000 claims description 25
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 21
- 229910052802 copper Inorganic materials 0.000 claims description 21
- 239000010949 copper Substances 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 11
- 230000033001 locomotion Effects 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 125000006850 spacer group Chemical group 0.000 claims 1
- 239000000110 cooling liquid Substances 0.000 abstract description 26
- 230000008016 vaporization Effects 0.000 abstract description 5
- 238000009834 vaporization Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009826 distribution Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000007789 gas Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000010405 clearance mechanism Effects 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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Abstract
The invention discloses cooling equipment for a continuous casting billet crystallizer, and particularly relates to the technical field of a crystallizer. The suction mechanism can finish continuous suction action at the top of the cooling water slot in circulating cooling, ensures the stability of water flow in the cooling water slot, avoids the problem of poor fluidity of cooling liquid in the cooling water slot caused by too low water pressure of the cooling liquid, and simultaneously can rapidly suck the cooling liquid after high-temperature vaporization in the cooling water slot by the suction mechanism, so that the gas vaporized at high temperature is pumped out of the cooling water slot, negative pressure is formed in the cooling water slot to accelerate the flow of the cooling liquid, and avoids the problem of influence on the cooling effect caused by partial water shortage in the cooling water slot after the high-temperature vaporization of the cooling liquid.
Description
Technical Field
The invention relates to the technical field of crystallizers, in particular to cooling equipment for a continuous casting blank crystallizer.
Background
The crystallizer is a very important part of a continuous casting machine, is a forced water-cooled bottomless ingot mould, called a heart of a continuous casting device, wherein the crystallizer is a continuous casting device for receiving molten steel injected from a tundish and solidifying the molten steel into a solid blank shell according to a specified section shape, and consists of a metal shell with cooling water continuously communicated with the interior, the shell continuously conveying the cooling water cools the molten steel contacted with the shell into a solid state, and the structure, the material and the performance parameters of the crystallizer play a decisive role in the quality of casting blanks and the production capacity of the casting machine.
At present, when the crystallizer is cooled, cooling liquid is required to be forced to continuously enter a cooling water gap reserved between the water jacket and the copper pipe to finish cooling action, so that the cooling liquid can flow only by means of the water pressure and the flow speed of the cooling liquid when entering and exiting the cooling water gap, but an auxiliary suction structure is not arranged on the crystallizer, so that the problem of slower flow speed of the cooling liquid is very easy to occur in the cooling water gap, meanwhile, high-temperature vaporization is easy to occur due to too slow flow speed of the cooling liquid in the cooling water gap, the cooling water gap is partially free of water, and the problem of safety accident of the crystallizer occurs due to heavy overburning equipment.
Disclosure of Invention
The invention aims to provide cooling equipment for a continuous casting billet crystallizer, so as to solve the technical problems.
In order to solve the technical problems, the invention is realized by the following technical scheme.
The invention relates to cooling equipment for a continuous casting billet crystallizer, which comprises a mounting seat, wherein a crystallizer shell which is arranged in a penetrating and open way is arranged on the mounting seat in a penetrating way, a copper pipe is arranged in the crystallizer shell in a penetrating way, a water jacket is sleeved outside the copper pipe in the crystallizer shell in a spacing way, a cooling water gap is formed between the copper pipe and the water jacket, a first cover plate and a second cover plate are detachably arranged at the top and the bottom of the crystallizer shell respectively through flange plates, the copper pipe correspondingly penetrates through the first cover plate and the second cover plate, a rectangular annular cavity matched with the cooling water gap is arranged on the first cover plate, a discharge pipe is arranged on one side of the top of the rectangular annular cavity in a communicating way, a plurality of suction pieces are uniformly communicated and distributed at the bottom of the rectangular annular cavity, a suction mechanism is arranged at the top of the first cover plate and used for providing suction force for the suction pieces, a cleaning mechanism is arranged on the rectangular annular cavity, synchronous cleaning action of the suction pieces is completed through the cleaning mechanism, and meanwhile, a connecting mechanism is additionally arranged on the first cover plate and is matched with the cleaning mechanism, and the connecting mechanism is used for completing the linkage of the suction mechanism and the cleaning mechanism.
Further, the suction piece comprises a plurality of internal thread joints which are evenly communicated and distributed at the bottom of the rectangular annular cavity, suction pipes are installed on the internal thread joints through thread screwing, the suction pipes are communicated with the inside of the rectangular annular cavity through the internal thread joints, and the suction pipes extend to the top of the cooling water seam for suction.
Further, the suction mechanism comprises a motor arranged on one side of a first cover plate through a bracket, a single crank shaft is rotatably arranged on one side of the motor through the bracket, the single crank shaft is in transmission connection with an output end of the motor, a piston rod is rotatably sleeved at the output end of the single crank shaft, a piston cylinder is arranged on one side of the first cover plate in an open mode through the bracket, a piston piece is slidably and hermetically arranged in one side of the piston cylinder in the open mode, the bottom of the piston piece is hinged to the top of the piston rod, a first pipe is arranged on one side, far away from the piston piece, of the piston cylinder in a communicating mode, a second pipe is arranged on the other side, far away from the piston piece, of the piston cylinder in a communicating mode, and the first pipe is communicated with a discharge pipe through a pipeline.
Further, the linking mechanism comprises a linkage shaft which is rotatably arranged at the top of a first cover plate through a support, two first bevel gears are fixedly sleeved at two ends of the outer part of the linkage shaft, a plurality of splines are arranged at the front end of the outer wall of the linkage shaft in a circular array, a first ring and a second ring are sleeved outside the linkage shaft at intervals corresponding to the intervals in a sliding mode, a limiting spring is sleeved outside the linkage shaft, the limiting spring is positioned between the first ring and the second ring, a plurality of linking teeth are arranged at the edge of one side of the second ring in a circular array, a plurality of linking grooves are arranged at the edge of one side of the single crank shaft in a circular array, the plurality of linking teeth are correspondingly clamped into the plurality of linking grooves to complete power linking, and an electric push rod is arranged on the upper surface of the first cover plate through the support, and the output end of the electric push rod is in transmission connection with the first ring.
Further, all symmetry concave at a plurality of linking inslot walls is equipped with the sliding tray, all slidable mounting has the weight piece in two sliding trays, all installs reset spring between weight piece back and sliding tray, hides the weight piece in the sliding tray through reset spring, all symmetry concave be equipped with weight piece complex constant head tank at a plurality of linking tooth both sides wall.
Further, the cleaning mechanism comprises two vertical plates symmetrically arranged on two sides of the rectangular ring cavity, two sliding areas are symmetrically arranged on the vertical plates in a penetrating mode, sliding blocks are arranged in the two sliding areas in a sliding mode, positioning springs are arranged between the lower surfaces of the two sliding blocks and the sliding areas, rectangular ring pieces are arranged on the rectangular ring cavity Fang Jiange, the rectangular ring pieces are detachably and fixedly connected with the sliding blocks, a plurality of fixing seats which are consistent with the number of the sucked pieces are evenly distributed on the peripheral side walls of the rectangular ring pieces, and cleaning needles are detachably arranged on the fixing seats through screw threads in a screwing mode.
Further, a handle is arranged at the top of the cleaning needle, the cleaning needle correspondingly penetrates through the rectangular annular cavity in a sliding sealing mode and extends into the suction tube, and cleaning is completed on the suction tube through up-and-down reciprocating movement of the cleaning needle.
Further, open areas are formed in the middle positions of the two vertical plates in a penetrating mode, lifting blocks are slidably installed in the open areas, cranks are installed on one sides of the two vertical plates through support rotation, two bevel gears are installed on the tail portions of the two cranks in a concentric transmission mode, rocking bars are installed at the front ends of the cranks in a rotating mode deviating from the circle centers of the cranks through pin shafts, and the other ends of the rocking bars are connected with the lifting blocks through pin shafts in a rotating mode.
Further, two transmission shafts are symmetrically arranged on the upper surface of the first cover plate in a rotating mode through a support, a third bevel gear is arranged at the head and the tail of each transmission shaft, the third bevel gears at the two ends of each transmission shaft are respectively in meshed transmission connection with the first bevel gear and the second bevel gear, and power on the linkage shaft is transmitted to the two cranks through the two transmission shafts.
Further, a water outlet pipe is arranged on one side of the top of the crystallizer shell in a communicating way, and a water inlet pipe is arranged on one side of the bottom of the crystallizer shell in a communicating way.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the suction mechanism is arranged to push the piston piece to do reciprocating motion in the piston cylinder, so that continuous suction motion can be performed in the piston cylinder, adsorption force is formed in the piston cylinder, the rectangular annular cavity and the suction pipe are forced to form adsorption force, the multi-point synchronous suction is completed at a plurality of positions in the cooling water gap through a plurality of suction pipes, cooling liquid and gas in the cooling water gap can be simultaneously sucked, and the cooling liquid and the gas are not influenced by suction media;
according to the invention, the engagement mechanism is arranged to drive the plurality of engagement teeth to be correspondingly clamped into the plurality of engagement grooves to complete engagement action, power is subsequently transmitted to the linkage shaft through the single-throw crankshaft after the engagement teeth are connected with the engagement grooves, the linkage shaft and the first bevel gear on the linkage shaft are driven to rotate, meanwhile, when the engagement teeth are inserted into the bottom in the engagement grooves, the weight blocks in the plurality of engagement grooves are thrown out of the sliding grooves under the centrifugal action to overcome the tension of the reset spring when the single-throw crankshaft is positively rotated, the weight blocks are driven to be clamped into the positioning grooves, the connection stability of the engagement teeth and the engagement grooves is ensured, and the problem of falling off is avoided;
According to the invention, the cleaning mechanism is arranged, the rocker is driven to move along with the rocker through the crank, the lifting block is driven to reciprocate up and down in the open area through the cooperation of the crank and the rocker, the linked rectangular ring piece moves up and down, a plurality of cleaning devices are driven to clean impurities such as scale in the suction pipe through the up and down reciprocation of the rectangular ring piece, the blockage of the suction pipe is avoided, meanwhile, the manual cleaning difficulty is reduced, and meanwhile, the cleaning needle is detachably connected with the fixing seat on the rectangular ring piece through threads, so that the subsequent disassembly, cleaning and replacement are facilitated.
Of course, it is not necessary for any one product to practice the invention to achieve all of the advantages set forth above at the same time.
Drawings
FIG. 1 is a front view of the whole of the present invention;
FIG. 2 is a schematic view of the crystallizer shell of the present invention mounted on a mounting base;
FIG. 3 is a schematic view showing the internal structure of the crystallizer shell of the present invention;
FIG. 4 is a schematic diagram showing the distribution of rectangular annular cavities and cooling water gaps in the invention;
FIG. 5 is a schematic diagram showing the distribution of the suction mechanism and the cooling water gap according to the present invention;
FIG. 6 is a schematic view of a pumping mechanism of the present invention;
FIG. 7 is a schematic view of the distribution of the internally threaded joint of the present invention over a rectangular annular cavity;
FIG. 8 is a schematic diagram of the distribution of the suction mechanism and the cleaning mechanism of the present invention;
FIG. 9 is a schematic view of a cleaning mechanism according to the present invention;
FIG. 10 is a schematic diagram of the distribution of the engagement mechanism and the suction mechanism of the present invention;
FIG. 11 is a schematic view of the riser and rectangular ring distribution of the present invention;
FIG. 12 is a schematic diagram of the crank and rocker connection of the present invention;
FIG. 13 is a schematic view of the engagement mechanism of the present invention;
FIG. 14 is a schematic view showing the separation of the engagement teeth and the engagement slots according to the present invention;
FIG. 15 is a schematic view of the installation of the second ring of the present invention on a linkage shaft;
fig. 16 is a schematic view showing the distribution of the weight blocks in the sliding grooves according to the present invention.
In the figure: 1. a mounting base; 2. a crystallizer shell; 201. copper pipe; 202. a water jacket; 203. cooling water slits; 204. a connecting seat; 205. a first cavity; 206. a second cavity; 207. a water outlet pipe; 208. a water inlet pipe; 209. a guide roller; 2010. support legs; 2011. a mounting sleeve; 3. a first cover plate; 4. a second cover plate; 5. a rectangular annular cavity; 6. a discharge pipe; 7. a suction member; 701. an internally threaded joint; 702. a suction tube; 8. a motor; 9. a single crank shaft; 10. a piston rod; 11. a piston cylinder; 12. a piston member; 13. a first pipe; 14. a second pipe; 15. a linkage shaft; 16. a first bevel gear; 17. a spline; 18. a first ring; 19. a second ring; 20. a limiting spring; 21. engagement teeth; 22. a connection groove; 2201. a sliding groove; 2202. a weight block; 2203. a return spring; 2204. a positioning groove; 23. an electric push rod; 24. a riser; 25. a sliding region; 26. a slide block; 27. a positioning spring; 28. a rectangular ring member; 29. a fixing seat; 30. cleaning the needle; 31. an open area; 32. a lifting block; 33. a crank; 34. a two-size bevel gear; 35. a rocker; 36. a transmission shaft; 37. and a third bevel gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it should be understood that the terms "open," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like indicate orientation or positional relationships, merely for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the components or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Embodiment one: the invention provides a technical scheme that: as shown in fig. 1-4, the cooling device for the continuous casting billet crystallizer comprises a mounting seat 1, wherein a crystallizer shell 2 which is arranged in a penetrating and open way is arranged on the mounting seat 1 in a penetrating way, a copper pipe 201 is arranged in the crystallizer shell 2 in a penetrating way, a water jacket 202 is sleeved outside the copper pipe 201 in the crystallizer shell 2 at intervals, and a cooling water gap 203 is formed between the copper pipe 201 and the water jacket 202; the copper pipe 201 is hermetically installed in the crystallizer shell 2 through the two connecting seats 204, the water jacket 202 is sleeved outside the copper pipe 201 through a bracket, the water jacket 202 is sleeved with an installation sleeve 2011 outside the water jacket 202, the installation sleeve 2011 is fixedly connected with the inner wall of the crystallizer shell 2, the top and the bottom of the water jacket 202 are respectively arranged at intervals with the connecting seats 204 of the copper pipe 201, the crystallizer shell 2 is divided into a first cavity 205 and a second cavity 206 through the installation sleeve 2011, cooling liquid is introduced into a cooling water gap 203 through the second cavity 206, the first cavity 205 is communicated with a water outlet pipe 207, the second cavity 206 is communicated with a water inlet pipe 208, guide rollers 209 matched with the copper pipe 201 are arranged at the bottom of the crystallizer shell 2, supporting legs 2010 matched with the crystallizer shell 2 are arranged at the bottom of the installation seat 1, and a water outlet pipe 207 is arranged at one side of the top of the crystallizer shell 2 in a communicating manner;
A water inlet pipe 208 is installed on one side of the bottom of the crystallizer shell 2 in a communicating way, a first cover plate 3 and a second cover plate 4 are detachably installed on the top and the bottom of the crystallizer shell 2 through flange plates respectively, a copper pipe 201 correspondingly penetrates through the first cover plate 3 and the second cover plate 4 and is provided with a rectangular annular cavity 5 matched with a cooling water gap 203 on the first cover plate 3, a discharge pipe 6 is installed on one side of the top of the rectangular annular cavity 5 in a communicating way, a plurality of suction pieces 7 are evenly distributed on the bottom of the rectangular annular cavity 5 in a communicating way, a suction mechanism is installed on the top of the first cover plate 3 and is used for providing suction force for the plurality of suction pieces 7, the water flow in the cooling water gap 203 is kept stable through the suction mechanism, a cleaning mechanism is installed on the rectangular annular cavity 5, synchronous cleaning action for the plurality of suction pieces 7 is completed through the cleaning mechanism, and meanwhile, a connecting mechanism is additionally arranged on the first cover plate 3 and is matched with the suction mechanism and the cleaning mechanism, and the connecting mechanism is used for completing power connection formation of the suction mechanism and the cleaning mechanism;
The suction piece 7 comprises a plurality of internal thread joints 701 which are evenly communicated and distributed at the bottom of the rectangular annular cavity 5, suction pipes 702 are installed on the internal thread joints 701 through screw threads in a screwing mode, the suction pipes 702 are of penetrating design, the suction pipes 702 are communicated with the inside of the rectangular annular cavity 5 through the internal thread joints 701, and the suction pipes 702 extend to the top of the cooling water gap 203 for suction.
Wherein, the automatically controlled component on suction mechanism, the linking mechanism all is connected with the switch through the wire, and switch electric connection has the controller, and the specific structure of controller is not restricted.
Embodiment two: according to the suction mechanism provided in the first embodiment, a further technical scheme of the suction mechanism is provided in the present embodiment.
As shown in fig. 5-8, the suction mechanism comprises a motor 8 arranged on one side of a first cover plate 3 through a bracket, a single-throw crankshaft 9 is rotatably arranged on one side of the motor 8 through the bracket, the single-throw crankshaft 9 is in transmission connection with the output end of the motor 8, a piston rod 10 is rotatably sleeved at the output end of the single-throw crankshaft 9, the piston rod 10 is correspondingly rotatably sleeved on a connecting rod journal of the single-throw crankshaft 9, the piston rod 10 is linked through the single-throw crankshaft 9 to complete reciprocating pushing action to generate continuous adsorption force, and a piston cylinder 11 with one side opened is arranged on one side of the first cover plate 3 through the bracket;
A piston member 12 is arranged in one side of the piston cylinder 11, which is opened, in a sliding sealing manner, the bottom of the piston member 12 is hinged with the top of the piston rod 10, a first pipe 13 is arranged on one side of the piston cylinder 11, which is far away from the piston member 12, a first check valve for leading medium into the piston cylinder 11 in a one-way manner is arranged at the end of the first pipe 13, a second pipe 14 is arranged on the other side of the piston cylinder 11, which is far away from the piston member 12, a second check valve for leading medium out of the piston cylinder 11 in a one-way manner is arranged at the end of the second pipe 14, the piston cylinder 11, the first pipe 13, the second pipe 14, the piston member 12 and the suction member 7 are all made of high-temperature resistant materials, and the first pipe 13 is communicated with the discharge pipe 6 through a pipeline;
Noteworthy are: when the suction is performed: through being provided with a suction mechanism, the motor 8 is controlled to rotate at a speed according to the flow condition of water flow in the cooling water slot 203, the single-throw crankshaft 9 is driven to link the piston rod 10 to perform reciprocating pushing action, the piston rod 10 is connected with the piston piece 12, so that the piston piece 12 is pushed to perform reciprocating action in the piston barrel 11, continuous suction action can be performed in the piston barrel 11, the suction force is formed in the piston barrel 11, the rectangular annular cavity 5 and the suction pipe 702 are forced to form the suction force, the multi-point synchronous suction is completed at a plurality of positions in the cooling water slot 203 through the plurality of suction pipes 702, the cooling liquid and the gas in the cooling water slot 203 can be sucked simultaneously, the influence of suction media is avoided, the suction pipes 702 and the rectangular annular cavity 5 are in a detachable design, and the subsequent disassembly and replacement are convenient;
The first pipe 13 is provided with the first one-way valve, and the second pipe 14 is provided with the second one-way valve, so that the cooling liquid is unidirectionally introduced into the piston cylinder 11 through the first pipe 13 when the piston member 12 moves outwards for pumping, and the cooling liquid in the piston cylinder 11 is unidirectionally discharged from the second pipe 14 when the piston member 12 moves forwards for pushing, so that continuous pumping action is formed, stable flow of water flow in the cooling water gap 203 is ensured, and the stability of cooling work is improved.
Embodiment III: according to the engagement mechanism provided in the first embodiment, a further technical scheme of the engagement mechanism is provided in this embodiment.
As shown in fig. 10 and fig. 13-16, the engagement mechanism comprises a linkage shaft 15 rotatably installed at the top of a first cover plate 3 through a bracket, the linkage shaft 15 is matched with a single-throw crankshaft 9, two first bevel gears 16 are fixedly sleeved at two ends outside the linkage shaft 15, a plurality of spline 17 are arranged at the front end of the outer wall of the linkage shaft 15 in a circular array, a first ring 18 and a second ring 19 are sleeved outside the linkage shaft 15 at intervals corresponding to sliding, spline grooves matched with the spline 17 are arranged on the first ring 18 and the second ring 19, a limiting spring 20 is sleeved outside the linkage shaft 15, the limiting spring 20 is positioned between the first ring 18 and the second ring 19, the first ring 18 and the second ring 19 are separated through the limiting spring 20, a plurality of engagement teeth 21 are arranged at one side edge of the second ring 19 in a circular array, a plurality of engagement grooves 22 are arranged at one side edge of the single-throw shaft 9 in a circular array, the plurality of engagement teeth 21 are correspondingly clamped into the plurality of engagement grooves 22 to complete power engagement, a first push rod 23 is arranged on the upper surface of the first cover plate 3 through the bracket, and a first push rod 18 and a second push rod 23 is connected with the first push rod 18 through a pair of push rod 18;
Noteworthy are: when power connection is carried out: through being equipped with linking mechanism, control motor 8 and rotate for the low rotational speed, afterwards start electric putter 23, promote ring 18, ring 19 synchronous forward, accomplish the restriction to ring 18 through a plurality of splines 17, ring 19 and universal driving shaft 15, owing to be provided with limiting spring 20 between ring 18 and the ring 19, utilize limiting spring 20 to promote the elasticity of ring 19 carrying limiting spring 20 and single turning crankshaft 9 tip department precontact, simultaneously utilize electric putter 23 to provide thrust, single turning crankshaft 9 is low rotational speed rotation this moment, therefore in the rotation limited spring 20 elasticity promotes and drives a plurality of engagement teeth 21 to correspond the block and accomplish the linking action in a plurality of engagement grooves 22, electric putter 23 continuously promotes continuously and exert pressure to limiting spring 20 this moment, guarantee the stability of being connected of ring 19 and single turning crankshaft 9, through adopting limiting spring 20 to accomplish the flexible coupling between ring 19 and the single turning crankshaft 9, avoid electric putter 23 to directly provide thrust and cause the problem that direct rigid contact of ring 19 and single turning crankshaft 9 causes the damage, guarantee the safe and stable motor of power, after that the subsequent separation of 8, or after the number is carried out the ring 21 rotates by the carrier ring 21 again, the carrier is connected to the bevel gear 15 through the annular gear 15, the subsequent rotation of ring 21 is stopped to the carrier 21, the subsequent rotation of single turning shaft 15 is accomplished to the carrier ring 16 and the subsequent rotation of single turning shaft 15.
In the embodiment of the invention, sliding grooves 2201 are symmetrically concavely arranged on the inner walls of a plurality of connecting grooves 22, weight blocks 2202 are slidably arranged in two sliding grooves 2201, return springs 2203 are arranged between the back of each weight block 2202 and each sliding groove 2201, each weight block 2202 is hidden in each sliding groove 2201 through each return spring 2203, positioning grooves 2204 matched with each weight block 2202 are symmetrically concavely arranged on the two side walls of a plurality of connecting teeth 21, and each weight block 2202 can be correspondingly inserted into each positioning groove 2204;
Noteworthy are: simultaneously when the engagement tooth 21 inserts the bottom in the engagement groove 22, weight 2202 and constant head tank 2204 are corresponding this moment, when single throw crankshaft 9 carries out forward and reverse rotation, weight 2202 in a plurality of engagement grooves 22 is overcome reset spring 2203's pulling force and is thrown away sliding groove 2201 by centrifugal action, drive weight 2202 block to the constant head tank 2204 in, it is stable to have guaranteed the connection of engagement tooth 21 and engagement groove 22, avoid appearing the problem that drops, simultaneously because two weight 2202 are the symmetry setting at the inner wall of engagement groove 22, make when single throw crankshaft 9 just reverses, always one weight 2202 overcomes reset spring 2203 and stretches out sliding groove 2201, another weight 2202 extrudees reset spring 2203 and hides in sliding groove 2201, can carry out stable restriction to engagement block and engagement groove 22.
Embodiment four: according to the cleaning mechanism provided in the first embodiment, a further technical scheme of the cleaning mechanism is provided in this embodiment.
As shown in fig. 9, 11 and 12, the cleaning mechanism comprises two vertical plates 24 symmetrically arranged at two sides of a rectangular ring cavity 5, the vertical plates 24 are connected with a first cover plate 3, two sliding areas 25 symmetrically penetrate through the two sides of the vertical plates 24, sliding blocks 26 are slidably arranged in the two sliding areas 25, positioning springs 27 are arranged between the lower surfaces of the two sliding blocks 26 and the sliding areas 25, the sliding blocks 26 and a rectangular ring 28 are driven to move upwards and reset by the positioning springs 27, rectangular ring 28 is arranged above the rectangular ring cavity 5 at intervals, the rectangular ring 28 is detachably and fixedly connected with the sliding blocks 26, a plurality of fixing seats 29 which are consistent with the suction pieces 7 in number are uniformly distributed on the side wall of the periphery of the rectangular ring piece 28, cleaning needles 30 are detachably arranged on the plurality of fixing seats 29 through screw thread screwing, handles are arranged at the tops of the cleaning needles 30, external screw threads are arranged at the tops of the outer walls of the cleaning needles 30, internal screw thread through holes are formed in the fixing seats 29 in a penetrating mode, the cleaning needles 30 correspondingly screw into the internal screw thread through holes through the external screw threads, the cleaning needles 30 correspondingly slide and seal to penetrate through the rectangular ring cavity 5 and extend into the suction pipes 702, the suction pipes 702 are cleaned through up and down reciprocating movement of the cleaning needles 30, and the diameter of the cleaning needles 30 is smaller than that of the suction pipes 702;
Noteworthy are: when cleaning is carried out: through being equipped with clearance mechanism, through the drive shaft 15 with power meshing transmission to No. three bevel gears 37 through No. one bevel gears 16, because No. three bevel gears 37 of transmission shaft 36 head and tail are connected with No. one bevel gears 16, no. two bevel gears 34 meshing respectively, thereby drive crank 33 and rotate the action, drive rocker 35 and follow the motion through crank 33 and rocker 35 cooperation promotion elevating block 32 up-and-down reciprocating motion in open region 31, linkage rectangle ring 28 follows and reciprocates, and accomplish restriction direction to rectangle ring 28 through slider 26 and sliding region 25 cooperation, can drive rectangle ring 28 to reset to the top under the action of positioning spring 27 simultaneously, drive a plurality of clearance needles 30 up-and-down through rectangle ring 28 and clear up to impurity such as suction tube 702, avoid the jam of suction tube 702, the manual clearance degree of difficulty has been reduced simultaneously, this clearance needle 30 is through the removable connection of fixing base 29 on screw thread and the rectangle ring 28 simultaneously, the follow-up dismantlement clearance of being convenient for and change, the follow-up maintenance degree of difficulty has been reduced.
In the embodiment of the invention, an open area 31 is penetrated and arranged at the middle position of two vertical plates 24, a lifting block 32 is slidably arranged in the open area 31, the lifting block 32 is detachably and fixedly connected with a rectangular ring 28, a crank 33 is rotatably arranged at one side of each vertical plate 24 through a bracket, a second bevel gear 34 is concentrically arranged at the tail parts of each crank 33, a rocker 35 is rotatably arranged at the front end of each crank 33 deviating from the center of each crank 33 through a pin shaft, the other end of each rocker 35 is rotatably connected with the lifting block 32 through a pin shaft, two transmission shafts 36 are symmetrically rotatably arranged on the upper surface of a first cover plate 3 through a bracket, a third bevel gear 37 is arranged at the head and the tail of each transmission shaft 36, the third bevel gear 37 is larger than the first bevel gear 16, the second bevel gear 34 is larger than the third bevel gear 37, the reduction transmission of the crank 33 is completed through the design, meanwhile, a dust cover is sleeved at the connecting position of the first bevel gear 16, the second bevel gear 34 and the third bevel gear 37, and the third bevel gear 37 at the two ends of each transmission shaft 36 are respectively meshed with the first bevel gear 16 and the second bevel gear 34, and the second bevel gear 34 are connected to the two transmission shafts 15 through the two transmission shafts.
The invention provides cooling equipment for a continuous casting billet crystallizer, which specifically adopts the following working principle: firstly, fixing the crystallizer shell 2 in a working area through a mounting seat 1 and supporting legs 2010 to wait for processing, then communicating a water outlet pipe 207, a water inlet pipe 208 and an external cooler to ensure stable supply of cooling liquid, introducing the cooling liquid into a second cavity 206 through the water inlet pipe 208 when cooling, enabling the cooling liquid to enter a cooling water slot 203 through the bottom of a water jacket 202 to contact with a copper pipe 201 to complete cooling action, leading the cooling liquid out through the top of the cooling water slot 203 and then enter a first cavity 205, finally delivering the cooling liquid out through the water outlet pipe 207, repeating the cooling action to complete continuous cooling of the copper pipe 201, and ensuring the molding cooling of products in the copper pipe 201;
Meanwhile, a suction mechanism is added to the top of the crystallizer shell 2, and can finish continuous suction action at the top of the cooling water gap 203 in circulating cooling, so that the water pressure at the top of the cooling water gap 203 is changed, the cooling liquid outside the cooling water gap 203 is forced to be pressed into the cooling water gap 203 under the pressure action, the stability of water flow in the cooling water gap 203 is ensured, the problem of poor flow of the cooling liquid in the cooling water gap 203 caused by too low water pressure of the cooling liquid is avoided, meanwhile, the gas subjected to high-temperature vaporization of the cooling liquid in the cooling water gap 203 can be rapidly sucked through the suction mechanism, the gas subjected to high-temperature vaporization is led to be pumped away from the cooling water gap 203, negative pressure is formed in the cooling water gap 203 to accelerate the flow of the cooling liquid, and the problem that the influence of partial water shortage in the cooling water gap 203 on the cooling effect is avoided, and the stable flow of the water flow in the cooling water gap 203 is ensured by the suction mechanism;
meanwhile, under the assistance of the engagement mechanism, the power of the suction mechanism can be actively engaged and transmitted to the cleaning mechanism, the cleaning mechanism is driven to continuously act, a plurality of cleaning needles 30 on the cleaning mechanism are driven to reciprocate up and down to clean the interior of the suction piece 7, the blockage of the suction piece 7 caused by impurities such as scale is avoided, the stable work of the suction mechanism is ensured, and meanwhile, the manual cleaning difficulty is reduced.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended only to assist in the explanation of the invention. The preferred embodiments are not exhaustive or to limit the invention to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand and utilize the invention. The invention is limited only by the claims and the full scope and equivalents thereof.
Claims (5)
1. The utility model provides a be used for continuous casting billet crystallizer cooling arrangement, includes mount pad (1), wears to be equipped with on mount pad (1) and is to run through crystallizer casing (2) that open set up, wears to be equipped with copper pipe (201) in crystallizer casing (2), copper pipe (201) outside spacer sleeve is equipped with water jacket (202) in crystallizer casing (2), and forms cooling water seam (203) between copper pipe (201) and water jacket (202), its characterized in that:
A first cover plate (3) and a second cover plate (4) are detachably arranged at the top and the bottom of the crystallizer shell (2) through flange plates respectively, copper pipes (201) correspondingly penetrate through the first cover plate (3) and the second cover plate (4) and are arranged, a rectangular annular cavity (5) matched with a cooling water gap (203) is arranged on the first cover plate (3), a discharge pipe (6) is arranged on one side of the top of the rectangular annular cavity (5) in a communicating manner, and a plurality of suction pieces (7) are uniformly distributed on the bottom of the rectangular annular cavity (5) in a communicating manner;
A suction mechanism is arranged at the top of the first cover plate (3) and used for providing suction force for a plurality of suction pieces (7), the suction mechanism is used for keeping the water flow in the cooling water slot (203) stable, a cleaning mechanism is arranged on the rectangular annular cavity (5), synchronous cleaning action of the suction pieces (7) is completed through the cleaning mechanism, and meanwhile, a connecting mechanism is additionally arranged on the first cover plate (3) and is matched with the suction mechanism and the cleaning mechanism, and the connecting mechanism is used for completing power connection of the suction mechanism and the cleaning mechanism to form linkage;
The suction piece (7) comprises a plurality of internal threaded joints (701) which are uniformly communicated and distributed at the bottom of the rectangular annular cavity (5), suction pipes (702) are arranged on the plurality of internal threaded joints (701) through threaded screwing, the plurality of suction pipes (702) are communicated with the inside of the rectangular annular cavity (5) through the internal threaded joints (701), and the plurality of suction pipes (702) extend to the top of the cooling water slot (203) for suction;
The suction mechanism comprises a motor (8) arranged on one side of a first cover plate (3) through a bracket, a single crank shaft (9) is rotatably arranged on one side of the motor (8) through the bracket, the single crank shaft (9) is in transmission connection with the output end of the motor (8), a piston rod (10) is rotatably sleeved at the output end of the single crank shaft (9), a piston cylinder (11) with one side open is arranged on one side of the first cover plate (3) through the bracket, a piston piece (12) is slidably and hermetically arranged in one side open to the piston cylinder (11), the bottom of the piston piece (12) is hinged with the top of the piston rod (10), a first pipe (13) is arranged on one side, far away from the piston piece (12), of the piston cylinder (11), a second pipe (14) is arranged on the other side, far from the piston piece (12), of the piston cylinder (11), and the first pipe (13) is communicated with a discharge pipe (6) through a pipeline;
The cleaning mechanism comprises two vertical plates (24) symmetrically arranged on two sides of a rectangular annular cavity (5), two sliding areas (25) are symmetrically arranged on the vertical plates (24) in a penetrating mode, sliding blocks (26) are slidably arranged in the two sliding areas (25), positioning springs (27) are arranged between the lower surfaces of the two sliding blocks (26) and the sliding areas (25), rectangular annular pieces (28) are arranged on the rectangular annular cavity (5) Fang Jiange, the rectangular annular pieces (28) are detachably and fixedly connected with the sliding blocks (26), a plurality of fixing seats (29) which are consistent with the suction pieces (7) in number are uniformly distributed on the side walls around the rectangular annular pieces (28), and cleaning needles (30) are detachably arranged on the fixing seats (29) through screw threads in a screwing mode;
a handle is arranged at the top of the cleaning needle (30), the cleaning needle (30) correspondingly penetrates through the rectangular annular cavity (5) in a sliding sealing mode and extends into the suction tube (702), and the suction tube (702) is cleaned through up-and-down reciprocating movement of the cleaning needle (30);
An open area (31) is formed in the middle of each of the two vertical plates (24), a lifting block (32) is slidably installed in the open area (31), a crank (33) is rotatably installed on one side of each of the two vertical plates (24) through a support, a two-tooth bevel gear (34) is concentrically installed at the tail of each of the two cranks (33), a rocker (35) is rotatably installed at the front end of each of the cranks (33) deviating from the center of a circle of each of the cranks through a pin shaft, and the other end of each rocker (35) is rotatably connected with the lifting block (32) through a pin shaft.
2. A cooling apparatus for a continuous casting mold according to claim 1, characterized in that: the connecting mechanism comprises a linkage shaft (15) rotatably arranged at the top of a first cover plate (3) through a bracket, two first bevel gears (16) are fixedly sleeved at two ends outside the linkage shaft (15), a plurality of splines (17) are arranged at the front end of the outer wall of the linkage shaft (15) in a circular array, and a first ring (18) and a second ring (19) are sleeved outside the linkage shaft (15) at intervals corresponding to the intervals in a sliding manner;
the outside cover at universal driving shaft (15) is equipped with restriction spring (20), this restriction spring (20) is located between ring (18) and No. two rings (19), be circular array in No. two rings (19) one side edge and be provided with a plurality of linking teeth (21) to be circular array in single crank shaft (9) one side edge and be provided with a plurality of linking grooves (22), a plurality of linking teeth (21) correspond the block and accomplish the power and link up in a plurality of linking grooves (22), and set up electric putter (23) through the support on apron (3) upper surface, this electric putter (23) output is connected with ring (18) transmission.
3. A cooling apparatus for a continuous casting mold according to claim 2, characterized in that: all symmetry concave in a plurality of linking grooves (22) is equipped with sliding tray (2201), all slidable mounting has weight piece (2202) in two sliding tray (2201), all installs reset spring (2203) between weight piece (2202) back and sliding tray (2201), hides weight piece (2202) in sliding tray (2201) through reset spring (2203), all symmetry concave be equipped with weight piece (2204) complex constant head tank (2204) at a plurality of linking tooth (21) both sides wall.
4. A cooling apparatus for a continuous casting mold according to claim 3, characterized in that: two transmission shafts (36) are symmetrically arranged on the upper surface of the first cover plate (3) in a rotating mode through a support, a third bevel gear (37) is arranged at the head and the tail of each of the two transmission shafts (36), the third bevel gears (37) at the two ends of each of the two transmission shafts (36) are respectively in meshed transmission connection with the first bevel gear (16) and the second bevel gear (34), and power on the linkage shaft (15) is transmitted to the two cranks (33) through the two transmission shafts (36).
5. The cooling apparatus for a continuous casting mold according to claim 4, wherein: a water outlet pipe (207) is arranged on one side of the top of the crystallizer shell (2) in a communicating way, and a water inlet pipe (208) is arranged on one side of the bottom of the crystallizer shell (2) in a communicating way.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410332580.8A CN117920951B (en) | 2024-03-22 | 2024-03-22 | Cooling equipment for continuous casting billet crystallizer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410332580.8A CN117920951B (en) | 2024-03-22 | 2024-03-22 | Cooling equipment for continuous casting billet crystallizer |
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| CN117920951B true CN117920951B (en) | 2024-06-07 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54139833A (en) * | 1978-04-17 | 1979-10-30 | Siderurgie Fse Inst Rech | Jacket for cooling mold in continuous casting |
| RU2434708C1 (en) * | 2010-07-22 | 2011-11-27 | Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") | Crystalliser |
| CN206200091U (en) * | 2016-11-01 | 2017-05-31 | 武汉钢铁股份有限公司 | A kind of plate slab crystallizer seam cleaning plant |
| CN112139462A (en) * | 2020-10-20 | 2020-12-29 | 常州市武进长虹结晶器有限公司 | Honeycomb type double-effect cooling crystallizer assembly and continuous casting machine |
| CN116274194A (en) * | 2023-05-09 | 2023-06-23 | 济南东方结晶器有限公司 | Crystallizer copper pipe inner wall descaling machine |
-
2024
- 2024-03-22 CN CN202410332580.8A patent/CN117920951B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54139833A (en) * | 1978-04-17 | 1979-10-30 | Siderurgie Fse Inst Rech | Jacket for cooling mold in continuous casting |
| RU2434708C1 (en) * | 2010-07-22 | 2011-11-27 | Открытое акционерное общество Акционерная холдинговая компания "Всероссийский научно-исследовательский и проектно-конструкторский институт металлургического машиностроения имени академика Целикова" (ОАО АХК "ВНИИМЕТМАШ") | Crystalliser |
| CN206200091U (en) * | 2016-11-01 | 2017-05-31 | 武汉钢铁股份有限公司 | A kind of plate slab crystallizer seam cleaning plant |
| CN112139462A (en) * | 2020-10-20 | 2020-12-29 | 常州市武进长虹结晶器有限公司 | Honeycomb type double-effect cooling crystallizer assembly and continuous casting machine |
| CN116274194A (en) * | 2023-05-09 | 2023-06-23 | 济南东方结晶器有限公司 | Crystallizer copper pipe inner wall descaling machine |
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| Publication number | Publication date |
|---|---|
| CN117920951A (en) | 2024-04-26 |
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