CN219985748U

CN219985748U - Quick cooling device

Info

Publication number: CN219985748U
Application number: CN202321452209.2U
Authority: CN
Inventors: 谢磊磊; 杨思华; 容先峰
Original assignee: Huzhou Bochuang Intelligent Equipment Co ltd
Current assignee: Huzhou Bochuang Intelligent Equipment Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2023-11-10
Anticipated expiration: 2033-06-08

Abstract

The utility model discloses a rapid cooling device, which comprises conveying pieces, wherein the conveying pieces comprise conveying frames and supporting frames, two conveying frames are symmetrically and horizontally arranged, a plurality of conveying wheels are transversely and vertically connected in a rotating manner in the two conveying frames, four supporting frames are symmetrically and vertically arranged, and the four supporting frames are respectively and symmetrically fixed on the upper end face and the lower end face of the conveying frames; the air cooling piece comprises an air box and a cooling piece, wherein the air box is horizontally fixed on the top surface of the conveying frame, the air box is close to one end opening of the conveying frame, the cooling piece is arranged on the opening end surface of the air box, and a plurality of fans are fixedly penetrated through one end, far away from the conveying frame, of the air box. The utility model solves the problems that the prior steel plate adopts a natural cooling mode, and the steel plate lacks a cooling device when being cooled, and can only transfer heat through contact with natural air, thus leading to longer cooling time and lower cooling efficiency of the steel plate.

Description

Quick cooling device

Technical Field

The utility model relates to the technical field of steel plate cooling equipment, in particular to a rapid cooling device.

Background

The steel plate is required to be heated, rough rolled, finish rolled and cooled in production, the heated steel plate rough blank is subjected to rough rolling and finish rolling by a hot rolling mill and then is stretched and elongated, the rolled steel plate is required to be cooled, the more the cooling rate is faster, the more austenite the steel plate is hardened, the higher the alloying is, and the existing steel plate is naturally cooled in conveying after the rolling is finished.

However, the steel plate adopts a natural cooling mode, and the steel plate lacks a cooling device during cooling, and only can transfer heat through contact with natural air, so that the steel plate is long in cooling time and low in cooling efficiency, meanwhile, the steel plate after general hot rolling is horizontally conveyed, the steel plate is naturally cooled up and down unevenly, the temperature of the lower steel plate is higher after the upper steel plate is cooled, residual stress is generated on the steel plate, the steel plate is warped, and the surface smoothness of the steel plate is affected.

Disclosure of Invention

The present utility model aims to provide a rapid cooling device which aims to improve the above problems.

The utility model is realized in the following way: a rapid cooling device comprising:

the conveying part comprises two conveying frames and four supporting frames, wherein the two conveying frames are symmetrically and horizontally arranged, a plurality of conveying wheels are transversely and vertically connected in a rotating mode, the four supporting frames are symmetrically and vertically arranged, and the four supporting frames are symmetrically fixed on the upper end face and the lower end face of the conveying frames respectively;

the air cooling piece comprises an air box and a cooling piece, wherein the air box is horizontally fixed on the top surface of the conveying frame, the air box is close to one end opening of the conveying frame, the cooling piece is arranged on the end face of the opening of the air box, and one end, far away from the conveying frame, of the air box is fixedly provided with a plurality of fans in a penetrating mode.

Further, the upper and lower branch frames of the conveying frame are horizontally provided with guide rods, and the guide rods are fixed on one end face of the branch frame, which is close to the conveying frame.

Further, the end part of the flow guide rod is fixedly communicated with a flow guide pipe interface, and the flow guide pipe interface is communicated with an external cooling liquid conveying pipe.

Further, the two sides of the outer circumferential surface of the guide rod are horizontally communicated with a plurality of spray bars, and one end, close to the conveying frame, of the outer circumferential surface of the spray bars is fixedly communicated with the spray bars.

Further, the cooling piece comprises a water box horizontally fixed on the upper part of the opening end face of the wind box, two ends of the water box are all connected with water pipes in a penetrating mode, and the water pipes are communicated with an external water supply pipeline.

Further, the bottom surface of the water box is vertically and downwards communicated and fixed with a plurality of guide pipes which are transversely arranged.

Further, a plurality of heat conducting plates are arranged below the water box in parallel along the vertical direction, and the plurality of heat conducting plates are fixed on the plurality of guide pipes.

Compared with the prior art, the utility model has the beneficial effects that: the steel plate after hot rolling is conveyed between two symmetrical conveying frames of the conveying part, the steel plate is guided by the conveying wheels to move forwards, a fan in the air box is started to drive external air to enter the air box, the air in the air box is cooled by the cooling part, and then the upper surface and the lower surface of the steel plate are cooled, so that the steel plate is guaranteed to be cooled uniformly up and down, residual stress is avoided to enable the steel plate to warp, the surface smoothness of the steel plate is guaranteed, the air flow rate of the steel plate is avoided, and the heat dissipation efficiency of the steel plate is accelerated.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic exploded view of the present utility model;

FIG. 3 is a schematic view showing the structure of the conveying member in an exploded state in the embodiment of the present utility model;

FIG. 4 is a schematic view showing the structure of the cooling member in an exploded state according to the embodiment of the present utility model;

fig. 5 is a schematic view showing a structure of a cooling member in an exploded state according to an embodiment of the present utility model.

In the figure: 1. a conveying member; 11. a conveying frame; 12. a conveying wheel; 13. a frame is supported; 14. a guide rod; 15. a spray bar; 16. a honeycomb duct interface; 2. an air cooling piece; 21. a wind box; 22. a cooling member; 221. a water box; 222. a conduit; 223. a heat conductive plate; 224. a water pipe; 23. a fan.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Referring to fig. 1, 2, 3, 4 and 5, a rapid cooling device includes:

the conveying device comprises a conveying piece 1 and four conveying pieces 1, wherein the conveying frames 11 and the supporting frames 13 are symmetrically and horizontally arranged, a plurality of conveying wheels 12 are transversely and vertically connected in the two conveying frames 11 in a rotating mode, the four supporting frames 13 are symmetrically and vertically arranged, and the four supporting frames 13 are symmetrically fixed on the upper end face and the lower end face of the conveying frame 11 respectively;

the air cooling part 2, the air cooling part 2 includes wind box 21 and cooling part 22, wind box 21 is fixed with on the top surface of carrying frame 11 horizontally, and wind box 21 is close to the one end opening setting of carrying frame 11, cooling part 22 sets up on the opening terminal surface of wind box 21, wind box 21 keeps away from the one end of carrying frame 11 and link up and be fixed with a plurality of fans 23, use the steel sheet that the hot rolling accomplished to carry between two symmetrical carrying frames 11 of entering carrying part 1, the steel sheet is carried forward by the delivery wheel 12 direction, fan 23 in the start wind box 21 drives outside air and gets into wind box 21 simultaneously, the air in wind box 21 carries out the cooling through the upper and lower surface of steel sheet after cooling part 22 cools down, thereby guarantee that the steel sheet cools down evenly, avoid the steel sheet to produce residual stress and make the steel sheet produce the warpage, guarantee the surface smoothness of steel sheet.

Referring to fig. 3, two support frames 13 above and below the conveying frame 11 are horizontally provided with a guide rod 14, the guide rod 14 is fixed on an end surface of the support frame 13 near the conveying frame 11, the end part of the guide rod 14 is fixedly connected with a guide pipe interface 16, the guide pipe interface 16 is communicated with an external cooling liquid conveying pipe, two sides of the outer circumferential surface of the guide rod 14 are horizontally connected with a plurality of spray bars 15, one end of the outer circumferential surface of the plurality of spray bars 15 near the conveying frame 11 is fixedly connected with the plurality of spray bars 15, cooling liquid is led into the guide rod 14 through the guide pipe interface 16, and then the spray bars 15 on the guide rod 14 are sprayed on the surface of a steel plate, so that rapid heat dissipation of the steel plate is accelerated through cooling liquid evaporation.

Referring to fig. 4 and 5, the cooling member 22 includes a water box 221, the water box 221 is horizontally fixed at an upper portion of an opening end surface of the wind box 21, two ends of the water box 221 are all connected with water pipes 224 in a penetrating manner, the water pipes 224 are communicated with an external water supply pipeline, a plurality of pipes 222 are vertically and downwardly communicated and fixed on the bottom surface of the water box 221, the pipes 222 are transversely provided with a plurality of heat conducting plates 223, the plurality of heat conducting plates 223 are fixedly arranged on the plurality of pipes 222 in parallel in the vertical direction, water flowing in the external water supply pipeline is guided into the water box 221 in use, water flows into the pipes 222, and heat in air is guided into the circulating water through the outer walls of the pipes 222 and the heat conducting plates 223 in air flowing, so that air is cooled, and uniformity of cooling of the steel plate by the air is improved.

Working principle: the steel plate which is completed by hot rolling is conveyed between two symmetrical conveying frames 11 of a conveying piece 1, the steel plate is guided by a conveying wheel 12 to move forwards, meanwhile, a fan 23 in a wind box 21 is started to drive external air into the wind box 21, after the air in the wind box 21 is cooled by a cooling piece 22, cooling treatment is carried out on the upper surface and the lower surface of the steel plate, cooling liquid is led into a guide rod 14 through a guide pipe interface 16, and then the cooling liquid is sprayed on the surface of the steel plate through a spray rod 15 on the guide rod 14, so that the rapid dissipation of the heat of the steel plate is accelerated through the evaporation of the cooling liquid.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and various modifications and variations may be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A rapid cooling device, comprising:

the conveying device comprises a conveying piece (1), wherein the conveying piece (1) comprises two conveying frames (11) and four supporting frames (13), the two conveying frames (11) are symmetrically and horizontally arranged, a plurality of conveying wheels (12) are transversely and vertically connected in a rotating mode, the four supporting frames (13) are symmetrically and vertically arranged, and the four supporting frames (13) are symmetrically fixed on the upper end face and the lower end face of the conveying frames (11) respectively;

air-cooled piece (2), air-cooled piece (2) include wind box (21) and cooling piece (22), wind box (21) level is fixed with on the top surface of carrying frame (11), and wind box (21) are close to the one end opening setting of carrying frame (11), cooling piece (22) set up on the opening terminal surface of wind box (21), wind box (21) keep away from the one end of carrying frame (11) and link up and be fixed with a plurality of fans (23).

2. The rapid cooling device according to claim 1, wherein the upper and lower support frames (13) of the conveying frame (11) are horizontally provided with guide rods (14), and the guide rods (14) are fixed on one end surface of the support frame (13) close to the conveying frame (11).

3. A rapid cooling device according to claim 2, characterized in that the end of the guide rod (14) is fixedly connected with a guide pipe interface (16), and the guide pipe interface (16) is connected with an external cooling liquid conveying pipe.

4. The rapid cooling device according to claim 2, wherein a plurality of spray bars (15) are horizontally communicated with two sides of the outer circumferential surface of the guide bar (14), and one end, close to the conveying frame (11), of the outer circumferential surface of the spray bars (15) is fixedly communicated with the spray bars (15).

5. A rapid cooling device according to claim 1, wherein the cooling member (22) comprises a water box (221), the water box (221) is horizontally fixed at the upper part of the open end face of the wind box (21), water pipes (224) are connected through both ends of the water box (221), and the water pipes (224) are communicated with an external water supply pipeline.

6. A rapid cooling device according to claim 5, wherein the water box (221) is provided with a plurality of pipes (222) which are vertically and downwardly connected and fixed to the bottom surface thereof, and the pipes (222) are laterally provided.

7. A rapid cooling device according to claim 6, characterized in that a plurality of heat-conducting plates (223) are arranged in parallel in the vertical direction under the water box (221), and the plurality of heat-conducting plates (223) are fixed on a plurality of guide pipes (222).