CN214488303U

CN214488303U - Hot-rolled steel pipe cooling device

Info

Publication number: CN214488303U
Application number: CN202120667059.1U
Authority: CN
Inventors: 马海涛
Original assignee: Liaoning Institute of Science and Technology
Current assignee: Liaoning Institute of Science and Technology
Priority date: 2021-03-30
Filing date: 2021-03-30
Publication date: 2021-10-26
Anticipated expiration: 2031-03-30

Abstract

The utility model discloses a hot rolling steel pipe cooling device relates to steel pipe cooling treatment technical field, including the bottom plate, the equal fixed mounting in both sides that the bottom plate top is corresponding has the backup pad, rotates between two backup pads and is connected with a plurality of first commentaries on classics rollers, and the end in a plurality of first commentaries on classics roller outside is all fixed the cup joint has first gear, and first spout has all been seted up to one side that two backup pads are close to each other, and the inside sliding connection of first spout has first slider, rotates between two first sliders to be connected with a plurality of seconds and changes the roller. The utility model has the advantages that: this hot rolling steel pipe cooling device changes the height of roller through the lead screw control that device one side set up, carries on spacingly to the steel pipe, drives a plurality of gear revolve under the effect of chain, is favorable to accelerating the cooling rate of steel pipe, makes steel pipe surface cooling more even, avoids the steel pipe surface to produce the scratch when rolling to improve the quality of steel pipe production and processing.

Description

Hot-rolled steel pipe cooling device

Technical Field

The utility model relates to a steel pipe cooling treatment technical field specifically is a hot rolling steel pipe cooling device.

Background

The hot rolling is rolling carried out above the recrystallization temperature, the hot rolling process can obviously reduce energy consumption and cost, the metal plasticity is high during the hot rolling, the deformation resistance is low, the energy consumption of metal deformation is greatly reduced, and the processing technology performance of metal and alloy can be improved, namely, coarse grains in a casting state are crushed, cracks are obviously healed, casting defects are reduced or eliminated, an as-cast structure is converted into a deformation structure, the processing performance of the alloy is improved, the casting structure of a steel ingot can be damaged, the grains of steel are refined, and the defects of a microstructure are eliminated, so that the steel structure is compact, the mechanical property is improved, and the improvement is mainly carried out along the rolling direction, so that the steel is not isotropic to a certain extent; the air bubbles, cracks and looseness formed in the casting process can also be welded under the action of high temperature and pressure, and the hot rolling cooling process refers to the process of cooling to normal temperature after the steel is discharged from a final finishing mill.

The cooling after rolling can affect the performance and the appearance of rolled materials and sometimes the output of a rolling mill, the cooling after rolling can be divided into natural cooling, forced cooling and slow cooling according to the difference of cooling intensity, and can be divided into air cooling, pile cooling, air cooling, water cooling, spray cooling, pit cooling, furnace cooling and the like according to the difference of cooling modes, and different steel materials respectively adopt one cooling mode or mix more than two cooling modes according to the steel types and the performance requirements.

Traditional chain formula cooling bed produces the scratch easily to the surface of steel pipe to influence the production quality of steel pipe, and the cooling rate is transferred slower, and the device function is comparatively single, is unfavorable for improving the cooling efficiency of steel pipe.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a hot rolling steel pipe cooling device has solved the problem of proposing in the above-mentioned background art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a hot-rolled steel pipe cooling device comprises a bottom plate, wherein supporting plates are fixedly mounted on two corresponding sides of the top of the bottom plate, a plurality of first rotating rollers are rotatably connected between the two supporting plates, a first gear is fixedly sleeved at the outer side ends of the first rotating rollers, a first sliding groove is formed in one side, close to each other, of the two supporting plates, a first sliding block is slidably connected inside the first sliding groove, a plurality of second rotating rollers are rotatably connected between the two first sliding blocks, a second gear is fixedly sleeved at one outer side end of each second rotating roller, chains are respectively meshed with the outer sides of the first gear and the second gear, a first motor is fixedly mounted on one side of the bottom plate, the output end of the first motor is fixedly connected with one of the first rotating rollers, a water tank is arranged on one side of the bottom plate, and a water pump is fixedly mounted inside the water tank, one side of water tank just is located the output fixedly connected with rotatory nozzle of water pump, a plurality of water pipes of one end fixedly connected with of rotatory nozzle, it is a plurality of the one end of water pipe respectively with a plurality of first commentaries on classics roller fixed connection, the bottom of bottom plate is seted up flutedly, the inside corresponding both sides of recess are all rotated and are connected with the support column, the bottom fixed mounting of support column has the universal wheel.

Preferably, the inside of one of the first sliding grooves is rotatably connected with a first screw rod, the first screw rod penetrates through one of the first sliding blocks and is in threaded connection with one of the first sliding blocks, the top of one of the supporting plates is rotatably connected with a rotating wheel, and the rotating wheel is fixedly connected with the first screw rod through a connecting shaft.

Preferably, one side of one of the support plates is slidably connected with a second motor, an output end of the second motor is fixedly connected with a connecting shaft, and the connecting shaft penetrates through one of the first slide blocks and is fixedly connected with one of the second gears.

Preferably, a plurality of water troughs are formed in the first rotating rollers, and a plurality of equidistant water spraying holes are formed in the first rotating rollers and positioned at the tops of the water troughs.

Preferably, the inside of bottom plate just is located the top of recess and has seted up the second spout, the inside rotation of second spout is connected with the second lead screw, the inside fixed mounting of bottom plate has the third motor, third motor and second lead screw fixed connection, the inside sliding connection of second spout has two second sliders, the third motor run through two second sliders and with two second slider threaded connection, two the bottom of second slider respectively with rotate through connecting rod and two support columns and be connected.

Preferably, one side of one of the support plates is provided with a sliding groove matched with the second motor.

The utility model provides a hot rolling steel pipe cooling device possesses following beneficial effect:

1. this hot rolling steel pipe cooling device changes the height of roller through the lead screw control that device one side set up, carries on spacingly to the steel pipe, drives a plurality of gear revolve under the effect of chain, is favorable to accelerating the cooling rate of steel pipe, makes steel pipe surface cooling more even, avoids the steel pipe surface to produce the scratch when rolling to improve the quality of steel pipe production and processing.

2. This hot rolling steel pipe cooling device cooperatees through the water tank of device one side installation and the inside water pump of water tank, under the effect of rotatory nozzle and water pipe, with the water source suction in the water tank to the pivot in, spout the surface to the steel pipe by the inside hole for water spraying who offers of commentaries on classics roller again, further strengthen the cooling rate of steel pipe, improve the production efficiency of steel pipe.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a top plan view of the present invention;

fig. 4 is a partial side sectional view of the present invention.

In the figure: 1. a base plate; 2. a support plate; 3. a first rotating roller; 4. a first motor; 5. a second rotating roller; 6. a second motor; 7. a chain; 8. a water tank; 9. a water pump; 10. a water pipe; 11. a third motor; 12. a support pillar; 13. a universal wheel; 14. a first chute; 15. a first lead screw; 16. a first slider; 17. a rotating wheel; 18. a first gear; 19. a water tank; 20. a groove; 21. a second chute; 22. a second lead screw; 23. a second slider; 24. a second gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1 to 4, the present invention provides a technical solution: a cooling device for a hot-rolled steel pipe comprises a bottom plate 1, supporting plates 2 are fixedly installed on two corresponding sides of the top of the bottom plate 1, a plurality of first rotating rollers 3 are rotatably connected between the two supporting plates 2, first gears 18 are fixedly sleeved at the outer sides of the first rotating rollers 3, first sliding grooves 14 are formed in the mutually close sides of the two supporting plates 2, first sliding blocks 16 are slidably connected inside the first sliding grooves 14, a first screw rod 15 is rotatably connected inside one first sliding groove 14, the first screw rod 15 penetrates through one first sliding block 16 and is in threaded connection with one first sliding block 16, a rotating wheel 17 is rotatably connected to the top of one supporting plate 2, the rotating wheel 17 is fixedly connected with the first screw rod 15 through a connecting shaft, a plurality of second rotating rollers 5 are rotatably connected between the two first sliding block connecting shafts 16, and the second rotating rollers 5 are matched with the first rotating rollers 3, the steel pipe is cooled while rotating, a second gear 24 is fixedly sleeved at one end of the outer side of the second rotating roller 5, one side of one of the support plates 2 is connected with a second motor 6 in a sliding manner, the output end of the second motor 6 is fixedly connected with a connecting shaft, the connecting shaft penetrates through one of the first sliders 16 and is fixedly connected with one of the second gears 24, one side of one of the support plates 2 is provided with a sliding groove matched with the second motor 6, so that the second rotating roller 5 provides power for the second rotating roller 5 when lifting, chains 7 are respectively meshed at the outer sides of the first gears 18 and the second gears 24, a first motor 4 is fixedly arranged at one side of the bottom plate 1, the output end of the first motor 4 is fixedly connected with one of the first rotating rollers 3, a water tank 8 is arranged at one side of the bottom plate 1, a water pump 9 is fixedly arranged inside the water tank 8, a rotary spray nozzle 26 is fixedly connected at one side of the water tank 8 and positioned at the output end of the water pump 9, one end of the rotary spray head 26 is fixedly connected with a plurality of water pipes 10, one end of each of the plurality of water pipes 10 is respectively fixedly connected with a plurality of first rotary rollers 3, the plurality of first rotary rollers 3 are all provided with a water tank 19, the plurality of first rotary rollers 3 are all provided with a plurality of equidistant water spray holes at the top of the water tank 19, so as to guide a water source in the water tank 19 to the surface of the steel pipe, thereby accelerating the cooling speed of the steel pipe, the bottom of the bottom plate 1 is provided with a groove 20, two corresponding sides in the groove 20 are both rotatably connected with a support column 12, the bottom of the support column 12 is fixedly provided with a universal wheel 13, the inside of the bottom plate 1 is provided with a second chute 21 above the groove 20, the inside of the second chute 21 is rotatably connected with a second lead screw 22, the inside of the bottom plate 1 is fixedly provided with a third motor 11, the third motor 11 is fixedly connected with the second lead screw 22, and provides power for the rotation of the second lead screw 22, the inside sliding connection of second spout 21 has two second sliders 23, and third motor 11 runs through two second sliders 23 and with two second slider 23 threaded connection, the bottom of two second sliders 23 respectively with through connecting rod and two support column 12 rotate be connected, drive the rotation of support column 12 during the removal through second slider 23, the device of being convenient for accomodate and remove.

In conclusion, when the cooling device for the hot-rolled steel pipes is used, one of the rotating wheels 17 is arranged at the top of the rotating support plate 2, the first sliding grooves 14 are formed in the support plate 2, the first screw rod 15 is rotatably connected in one of the first sliding grooves 14, and the rotating wheel 17 is fixedly connected with the first screw rod 15, so that when the rotating wheel 17 rotates, the first sliding block 16 and the second gears 24 which are slidably connected in the first sliding groove 14 are driven to lift, after the second rotating rollers 5 are adjusted to proper heights according to the diameters of the steel pipes, the power supplies of the first motor 4 and the second motor 6 are started, so that the steel pipes move and are cooled under the action of the first rotating rollers 3 and the second rotating rollers 5, meanwhile, the water tank 8 is arranged on one side of the bottom plate 1, the water pump 9 fixedly arranged in the water tank 8 pumps water in the water tank 8 into the water tanks 19 which are formed in the first rotating rollers 3 through the plurality of water pipes 10, and then a plurality of equidistant water spray holes arranged in the first rotating roller 3 are sprayed to the surface of the steel pipe, so that the cooling speed of the steel pipe is increased, when the device needs to be stored, the third motor 11 can be started, and the support column 12 arranged at the bottom of the bottom plate 1 moves inwards under the action of the second sliding block 23, so that the steel pipe can be stored.

Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.

Claims

1. A hot-rolled steel pipe cooling device comprises a bottom plate (1), and is characterized in that: the double-roller chain type roller is characterized in that supporting plates (2) are fixedly mounted on two corresponding sides of the top of the bottom plate (1), a plurality of first rotating rollers (3) are rotatably connected between the two supporting plates (2), a first gear (18) is fixedly sleeved at the outer side of each first rotating roller (3), a first sliding groove (14) is formed in one side, close to each other, of the two supporting plates (2), a first sliding block (16) is connected to the inside of the first sliding groove (14) in a sliding manner, a plurality of second rotating rollers (5) are rotatably connected between the two first sliding blocks (16), a second gear (24) is fixedly sleeved at one end of the outer side of each second rotating roller (5), a plurality of chains (7) are meshed with the outer sides of the first gear (18) and the second gear (24) respectively, a first motor (4) is fixedly mounted on one side of the bottom plate (1), and the output end of the first motor (4) is fixedly connected with one of the first rotating rollers (3), one side of bottom plate (1) is provided with water tank (8), the inside fixed mounting of water tank (8) has water pump (9), one side of water tank (8) just is located output fixedly connected with rotatory nozzle (26) of water pump (9), a plurality of water pipes (10) of one end fixedly connected with of rotatory nozzle (26), it is a plurality of the one end of water pipe (10) respectively with a plurality of first roller (3) fixed connection that change, the bottom of bottom plate (1) is seted up flutedly (20), the inside corresponding both sides of recess (20) are all rotated and are connected with support column (12), the bottom fixed mounting of support column (12) has universal wheel (13).

2. The cooling apparatus for a hot-rolled steel pipe according to claim 1, wherein: the inner part of one of the first sliding grooves (14) is rotatably connected with a first screw rod (15), the first screw rod (15) penetrates through one of the first sliding blocks (16) and is in threaded connection with one of the first sliding blocks (16), the top of one of the supporting plates (2) is rotatably connected with a rotating wheel (17), and the rotating wheel (17) is fixedly connected with the first screw rod (15) through a connecting shaft.

3. A hot-rolled steel pipe cooling apparatus according to claim 2, characterized in that: one side of one of the supporting plates (2) is connected with a second motor (6) in a sliding mode, and the output end of the second motor (6) is fixedly connected with a connecting shaft which penetrates through one of the first sliding blocks (16) and is fixedly connected with one of the second gears (24).

4. The cooling apparatus for a hot-rolled steel pipe according to claim 1, wherein: a plurality of water tanks (19) are arranged in the first rotating roller (3), and a plurality of equidistant water spraying holes are arranged in the first rotating roller (3) and positioned at the top of the water tanks (19).

5. The cooling apparatus for a hot-rolled steel pipe according to claim 1, wherein: the inside of bottom plate (1) and the top that is located recess (20) have seted up second spout (21), the inside rotation of second spout (21) is connected with second lead screw (22), the inside fixed mounting of bottom plate (1) has third motor (11), third motor (11) and second lead screw (22) fixed connection, the inside sliding connection of second spout (21) has two second slider (23), third motor (11) run through two second slider (23) and with two second slider (23) threaded connection, two the bottom of second slider (23) respectively with rotate with two support columns (12) through the connecting rod and be connected.

6. The cooling apparatus for a hot-rolled steel pipe according to claim 1, wherein: one side of one of the supporting plates (2) is provided with a sliding groove matched with the second motor (6).