CN212018952U

CN212018952U - Cooling device for hot-rolled steel strip

Info

Publication number: CN212018952U
Application number: CN202020767520.6U
Authority: CN
Inventors: 陆林
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-11
Filing date: 2020-05-11
Publication date: 2020-11-27
Anticipated expiration: 2030-05-11

Abstract

The utility model discloses a cooling device for hot-rolled steel strips, which relates to the technical field of hot-pressed steel strip processing, and comprises a mounting frame, wherein a plurality of carrier rollers are rotatably connected between the side walls of the mounting frame, protective carrier rollers are rotatably connected between the side walls of the mounting frame above the carrier rollers, through grooves are arranged on the side walls of the mounting frame between the carrier rollers and the protective carrier rollers, a plurality of limit rollers are rotatably connected in the through grooves, a cold water groove is arranged at the bottom end in the mounting frame, a water pump is arranged in the cold water groove, a first spray pipe is arranged above the water pump, the water outlet end of the water pump is communicated and connected with the first spray pipe, two sides of the first spray pipe pass through the side walls of the mounting frame and extend to two sides outside the mounting frame, and two ends of the first spray pipe are fixedly connected with a, the steel belt at the cooling position has good quality, convenient operation and good safety.

Description

Cooling device for hot-rolled steel strip

Technical Field

The utility model relates to a hot pressing steel band processing technology field specifically is a cooling device of hot rolling steel band.

Background

The hot rolled steel strip may be used as it is as a hot rolled steel strip or may be supplied as a cold rolled steel strip as a material. It is widely used in the industrial departments of automobile, motor, chemical industry, shipbuilding, etc., and also used as the blank for producing cold rolled, welded pipe and cold bent section steel. The hot strip rolling mill is the main equipment for producing hot rolled strip steel, and has the advantages of high production efficiency, high yield, good quality and the like.

Along with the increase of the output of the high-end high-quality steel and the high-end high-quality steel, the development is promoted, the quality requirement of a customer on the steel is higher and higher, the cooling process of the steel strip is an especially important step in the production of the steel strip, the quality of the cooling process has very important influence on the quality of the steel strip, a cooling device on the market cannot effectively and rapidly cool the two sides of the steel strip in use, the cooling is not comprehensive enough, the steel strip can be insufficiently cooled in use, the produced steel strip is not in accordance with the use requirement, meanwhile, the cooling operation process of the steel strip is also dangerous to a certain extent, and many cooling devices are not provided with corresponding protective measures, and the personal safety of operators is not facilitated.

SUMMERY OF THE UTILITY MODEL

The utility model provides a cooling device of hot rolling steel band has solved the problem that goes out among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a cooling device for a hot-rolled steel strip comprises a mounting frame, wherein a plurality of carrying supporting rollers are rotatably connected between the side walls of the mounting frame, a protective supporting roller is rotatably connected between the side walls of the mounting frame above the carrying supporting rollers, a through groove is arranged on the side wall of the mounting rack between the bearing carrier roller and the protection carrier roller, a plurality of limiting idler wheels are rotatably connected in the through groove, a cold water tank is arranged at the bottom end in the mounting rack, a water pump is arranged in the cold water tank, a first spray pipe is arranged above the water pump, the water outlet end of the water pump is communicated with the first spray pipe, two sides of the first spray pipe penetrate through the side wall of the mounting frame, and extends to the two sides of the outside of the mounting rack, and the two ends of the mounting rack are fixedly connected with the second spray pipes, the top of the side wall of the mounting rack is fixedly connected with a supporting block, the supporting block is fixedly connected with the third spray pipes, the top of the second spray pipe is fixedly connected with the third spray pipe, and the first spray pipe, the second spray pipe and the third spray pipe are communicated with each other.

As a preferred technical scheme of the utility model, all set up first shower nozzle on first spray tube and the third spray tube, set up the second shower nozzle on the second spray tube that leads to groove one side.

As an optimal technical scheme of the utility model, vertical setting that corresponds about bearing roller and the protection bearing roller.

As a preferred technical scheme of the utility model, first spray tube, second spray tube, third spray tube are provided with the multiunit, and set up in adjacent protection bearing roller clearance one side.

As a preferred technical scheme of the utility model, the cold water groove top sets up the filter screen, mounting bracket one side fixed connection loading board.

The utility model discloses have following useful part: the device has reasonable structural principle design and convenient operation and use, can realize cooling transportation of the steel belt by arranging the bearing carrier roller on the mounting frame, can effectively prevent the steel belt from sliding off from one side when the steel belt is cooled by arranging the limiting roller on the side wall of the mounting frame, can effectively isolate the steel belt from the outside to a certain extent by arranging the protective carrier roller above the bearing carrier roller, can stabilize the offset vibration and the like generated in the transportation and cooling process of the steel belt, can reduce sundries from falling into the water tank by arranging the first spray pipe, the second spray pipe and the third spray pipe under the action of the first spray pipe and the second spray pipe, has good steel belt quality at a cooling part, can reduce the sundries from falling into the water tank by arranging the filter screen above the cold water tank, can ensure that the used cold water can enter the water tank again for secondary utilization, the purpose of saving water is achieved.

Drawings

FIG. 1 is a schematic view showing the overall structure of a cooling apparatus for a hot-rolled steel strip.

FIG. 2 is a schematic side view of a cooling apparatus for a hot rolled steel strip.

FIG. 3 is a schematic plan view of a cooling apparatus for a hot-rolled steel strip.

In the figure: 1. a mounting frame; 2. a filter screen; 3. a water pump; 4. a first nozzle; 5. a cold water tank; 6. a carrier plate; 7. a second nozzle; 8. a second nozzle; 9. a support block; 10. a third nozzle; 11. a first nozzle; 12. a protective carrier roller; 13. carrying support rollers; 14. a through groove; 15. and limiting the idler wheels.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, a cooling device for a hot-rolled steel strip comprises a mounting frame 1, wherein a plurality of carrier rollers 13 are rotatably connected between the side walls of the mounting frame 1, protective rollers 12 are rotatably connected between the side walls of the mounting frame 1 above the carrier rollers 13, a through groove 14 is formed in the side wall of the mounting frame 1 between the carrier rollers 13 and the protective rollers 12, a plurality of limit rollers 15 are rotatably connected in the through groove 14, a cold water tank 5 is arranged at the inner bottom end of the mounting frame 1, a water pump 3 is arranged in the cold water tank 5, a first spray pipe 4 is arranged above the water pump 3, the water outlet end of the water pump 3 is communicated with the first spray pipe 4, two sides of the first spray pipe 4 penetrate through the side wall of the mounting frame 1 and extend to two sides outside the mounting frame 1, two ends of the first spray pipe 7 are fixedly connected with second spray pipes, the top of the second spray pipe 7 is fixedly connected with a third spray pipe 10, and the first spray pipe 4, the second spray pipe 7 and the third spray pipe 10 are communicated with each other.

All set up first shower nozzle 11 on first spray tube 4 and the third spray tube 10, set up second shower nozzle 8 on leading to the second spray tube 7 of groove 14 one side, vertical corresponding setting about bearing roller 13 and protection bearing roller 12, first spray tube 4, second spray tube 7, third spray tube 10 are provided with the multiunit, and set up in adjacent protection bearing roller 12 clearance one side.

Example 2

Referring to fig. 1-3, the other contents of the present embodiment are the same as embodiment 1, except that: a filter screen 2 is arranged above the cold water tank 5, and a bearing plate 6 is fixedly connected to one side of the mounting frame 1.

The utility model discloses in the implementation process, carry the steel band body to bearing roller 13 through loading board 6 on, under the drive of external motor, bearing roller 13 rotates and drives the steel band and removes, water pump 3 is through first spray tube 4 with the water in cold water storage cistern 5 simultaneously, second spray tube 7, first shower nozzle 11 and second shower nozzle 8 on the third spray tube 10 are spouted to the steel band from the steel band around, realize omnidirectional cooling, in the process, filter screen 2 can reduce debris and fall into cold water storage cistern 5 in, the cold water of simultaneous use can get into cold water storage cistern 5 again, the reutilization, the purpose of using water wisely has been reached, the device structure principle reasonable in design overall, the operation is convenient, can the cooling of omnidirectional realization steel band, and restraint to the steel band is better, can guarantee the operator safety when carrying out cooling operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The cooling device for the hot-rolled steel strip comprises an installation frame (1) and is characterized in that a plurality of carrier rollers (13) are rotatably connected between the side walls of the installation frame (1), protective carrier rollers (12) are rotatably connected between the side walls of the installation frame (1) above the carrier rollers (13), through grooves (14) are formed in the side walls of the installation frame (1) between the carrier rollers (13) and the protective carrier rollers (12), a plurality of limiting idler wheels (15) are rotatably connected in the through grooves (14), a cold water tank (5) is arranged at the inner bottom end of the installation frame (1), a water pump (3) is arranged in the cold water tank (5), a first spray pipe (4) is arranged above the water pump (3), the water outlet end of the water pump (3) is communicated with the first spray pipe (4), the two sides of the first spray pipe (4) penetrate through the side walls of the installation frame (, and both ends fixed connection second spray tube (7), mounting bracket (1) lateral wall top fixed connection supporting shoe (9), fixed connection third spray tube (10) on supporting shoe (9), second spray tube (7) top and third spray tube (10) fixed connection, first spray tube (4), second spray tube (7), third spray tube (10) inside intercommunication.

2. A hot rolled steel strip cooling apparatus as claimed in claim 1, wherein the first nozzle (11) is provided on each of the first nozzle (4) and the third nozzle (10), and the second nozzle (8) is provided on the second nozzle (7) on the side of the through groove (14).

3. A hot rolled steel strip cooling apparatus as claimed in claim 1 wherein the load carrying idlers (13) are vertically aligned with the shield idlers (12).

4. A hot rolled steel strip cooling apparatus as claimed in claim 2 or 3 wherein the first (4), second (7) and third (10) nozzles are arranged in groups and on one side of the gap between adjacent shield rolls (12).

5. A hot rolled steel strip cooling apparatus as claimed in claim 4, wherein the filter screen (2) is disposed above the cold water tank (5), and the carrier plate (6) is fixedly connected to one side of the mounting frame (1).