CN212917019U

CN212917019U - Roller cooling device

Info

Publication number: CN212917019U
Application number: CN202021684217.6U
Authority: CN
Inventors: 刘克宽; 吴小平; 刘道庆
Original assignee: Jiangsu Xingxian High Tech Materials Co Ltd
Current assignee: Jiangsu Xingxian High Tech Materials Co Ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-09
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a roller cooling device, which comprises a water tank; a cooling platform is arranged in the water tank, the cooling platform comprises two parallel racks, a plurality of rolling shafts are uniformly arranged between the two racks, and the racks are connected with the bottom of the water tank through supporting legs; an upper spray pipe is arranged above a gap between every two adjacent rollers, and a lower spray pipe is arranged below the gap; a plurality of upper spray headers which are inclined downwards are uniformly arranged on the upper spray pipe along the length direction; a plurality of upward lower spray headers are uniformly arranged on the lower spray pipe along the length direction; go up the shower and all be connected with spray header down, this device structural design science, the cooling effect is good and the water economy resource.

Description

Roller cooling device

Technical Field

The utility model relates to a metallurgical field especially relates to a roll cooling device.

Background

The modern hot continuous rolling unit has the characteristics of continuous operation, high capacity, high production operation rate and the like. Due to the continuity of hot continuous rolling production, the rolls need to be frequently replaced, a large number of rolls need to be put into operation for turnover, the rolls which are taken off from the rolling mill need to be fully and uniformly cooled to room temperature for a long time, and then turning and grinding can be carried out.

Chinese patent CN202893817U discloses a roller cooling device, in which rollers are stacked together, two rows of nozzles are used to continuously spray water to cool the roller bodies on both sides of the paired rollers, and two rows of nozzles can spray water to one roller in each direction, which greatly increases the coverage area of cooling water on the rollers relative to one row of nozzles.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the shortcoming of prior art, providing a structural design science, the cooling effect is good and a roll cooling device of water economy resource.

In order to realize the purpose of the utility model, the technical proposal of the utility model is that:

a roller cooling device comprises a water tank; a cooling platform is arranged in the water tank, the cooling platform comprises two parallel racks, a plurality of rolling shafts are uniformly arranged between the two racks, and the racks are connected with the bottom of the water tank through supporting legs; an upper spray pipe is arranged above a gap between every two adjacent rollers, and a lower spray pipe is arranged below the gap; a plurality of upper spray headers which are inclined downwards are uniformly arranged on the upper spray pipe along the length direction; a plurality of upward lower spray headers are uniformly arranged on the lower spray pipe along the length direction; the upper spray pipe and the lower spray pipe are both connected with a spray header pipe.

Preferably, two adjacent upper shower heads on the same upper shower pipe are inclined in opposite directions, one inclined toward the lower left and the other inclined toward the lower right.

Preferably, a water retaining cover is further arranged above the upper spray pipe.

Preferably, a liquid level sensor and a water temperature sensor are further arranged in the water tank, a liquid supplementing port is further formed in the side wall of the water tank, and a discharge port is further arranged below the liquid supplementing port.

Preferably, a filter screen is arranged below the lower spray pipe in the water tank.

Preferably, the spraying main pipe is communicated with the bottom of the side wall of the water tank, and a lifting pump is arranged on the spraying main pipe.

Preferably, the gap between two adjacent rollers is slightly smaller than the diameter of the roller.

The utility model has the advantages that:

firstly, the method comprises the following steps: the rollers are uniformly arranged between the frames, gaps are formed between every two adjacent rollers, the contact surface between each roller and the corresponding roller is small when the roller is placed on the roller, the rollers are cooled from the upper side and the lower side of the roller, and the cooling speed is high;

secondly, the method comprises the following steps: two adjacent upper spray headers on the upper spray pipe are opposite in inclination direction, the lower spray header is arranged upwards to surround the roller from three directions, and the spray area is large, the cooling speed is high, and the effect is good;

thirdly, the method comprises the following steps: the filter screen is arranged to filter and recycle the spray water, so that the quality of the reuse water is improved;

fourthly: a water temperature sensor is arranged to monitor the water temperature in the water tank, so that the influence of overhigh water temperature on the spray cooling effect is avoided; once the water temperature exceeds a set value, cold water can be supplemented through the water supplementing port to adjust the water temperature;

fifth, the method comprises the following steps: a liquid level sensor is arranged to monitor the liquid level in the water tank, so that the overflow of the liquid level due to overhigh temperature is avoided;

sixth: the water retaining cover is arranged to prevent water mist from scattering in the spraying process.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1 is a water tank, 1.1 is a liquid supplementing port, 1.2 is a discharge port, 1.3 is a filter screen, 2 is a frame, 3 is a rolling shaft, 4 is a supporting leg, 5 is an upper spray pipe, 5.1 is an upper spray header, 6 is a lower spray pipe, 6.1 is a lower spray header, 7 is a spray header, 8 is a water retaining cover, 9 is a liquid level sensor, 10 is a water temperature sensor, and 11 is a lift pump.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

A roller cooling device comprises a water tank 1; a cooling platform is arranged in the water tank 1 and comprises two parallel racks 2, a plurality of rolling shafts 3 are uniformly arranged between the two racks 2, and the racks 2 are connected with the bottom of the water tank 1 through supporting legs 4; an upper spray pipe 5 is arranged above a gap between every two adjacent rollers 3, and a lower spray pipe 6 is arranged below the gap; a plurality of upper spray headers 5.1 which are inclined downwards are uniformly arranged on the upper spray pipe 5 along the length direction; a plurality of upward lower spray headers 6.1 are uniformly arranged on the lower spray pipe 6 along the length direction; the upper spray pipe 5 and the lower spray pipe 6 are both connected with a spray header pipe 7.

Preferably, two adjacent upper shower heads 5.1 on the same upper shower pipe 5 are inclined in opposite directions, one inclined toward the lower left and one inclined toward the lower right.

Preferably, a water retaining cover 8 is further arranged above the upper spray pipe 5.

Preferably, a liquid level sensor 9 and a water temperature sensor 10 are further arranged in the water tank 1, a liquid supplementing port 1.1 is further arranged on the side wall of the water tank 1, and a discharge port 1.2 is further arranged below the liquid supplementing port 1.1.

Preferably, a filter screen 1.3 is arranged below the lower spray pipe 6 in the water tank 1.

Preferably, the spray header pipe 7 is communicated with the bottom of the side wall of the water tank 1, and the lift pump 11 is arranged on the spray header pipe 7.

Preferably, the gap between two adjacent rollers 3 is slightly smaller than the diameter of the roller.

The working principle of the protection device is as follows:

the roller is placed on the roller 3, the upper spray header 5.1 and the lower spray header 6.1 are opened, the roller is cooled from three directions simultaneously, and the cooling speed is high and the cooling effect is good.

The water temperature sensor 10 monitors the water temperature in the water tank 1, and when the water temperature exceeds a set value, cooling water is supplemented from a water supplementing port 1.1 to adjust the water temperature in the water tank 1; the liquid level sensor 9 monitors the liquid level in the water tank 1, and when the liquid level exceeds a set value, the cooling water is discharged from the discharge port 1.2 to adjust the liquid level in the water tank 1.

The described embodiments are only some, but not all embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Claims

1. A roll cooling device characterized by: comprises a water tank (1); a cooling platform is arranged in the water tank (1), the cooling platform comprises two racks (2) which are arranged in parallel, a plurality of rolling shafts (3) are uniformly arranged between the two racks (2), and the racks (2) are connected with the bottom of the water tank (1) through supporting legs (4); an upper spray pipe (5) is arranged above a gap between every two adjacent rollers (3), and a lower spray pipe (6) is arranged below the gap; a plurality of upper spray headers (5.1) which are inclined downwards are uniformly arranged on the upper spray pipe (5) along the length direction; a plurality of upward lower spray headers (6.1) are uniformly arranged on the lower spray pipe (6) along the length direction; the upper spray pipe (5) and the lower spray pipe (6) are both connected with a spray header pipe (7).

2. A roll cooling device according to claim 1, characterized in that: the adjacent two upper spray headers (5.1) on the same upper spray pipe (5) have opposite inclination directions.

3. A roll cooling device according to claim 1, characterized in that: and a water retaining cover (8) is also arranged above the upper spray pipe (5).

4. A roll cooling device according to claim 1, characterized in that: still set up level sensor (9) and water temperature sensor (10) in basin (1), basin (1) lateral wall still sets up fluid infusion mouth (1.1), fluid infusion mouth (1.1) below still sets up discharge port (1.2).

5. A roll cooling device according to claim 1 or 4, characterized in that: and a filter screen (1.3) is arranged below the lower spray pipe (6) in the water tank (1).

6. A roll cooling device according to claim 1, characterized in that: the spraying header pipe (7) is communicated with the bottom of the side wall of the water tank (1), and a lifting pump (11) is arranged on the spraying header pipe (7).

7. A roll cooling device according to claim 1, characterized in that: the clearance between two adjacent rollers (3) is slightly smaller than the diameter of the roller.