CN220002832U - Fire control system of fetching water based on hot metal car goes out iron - Google Patents

Abstract

The utility model discloses a fire-fighting water-fetching system based on tapping of a hot metal car, and relates to the technical field of iron making. The utility model comprises two tapping positions, a fire water outlet, a main water supply pipe and a production water outlet, wherein a water outlet pipe is arranged at the outer side of the tapping positions, a group of water pumping pipes are connected in parallel on the water outlet pipe, the two water pumping pipes are respectively arranged on refractory brick retaining walls at two sides of the tapping positions, a group of branch pipes are connected at the end parts of the water outlet pipe, and an electric butterfly valve and a manual butterfly valve are respectively arranged on the two branch pipes. According to the utility model, by designing the novel water pumping system, a worker can control water pumping in a tank area in front of a furnace, the problem that the worker needs to hold the high-pressure fire-fighting lance close to high-temperature molten iron in a short distance when emergency disposal is not needed is effectively ensured, meanwhile, the worker can control the starting of a pipeline at the first time when observing the risk of iron falling, the time for connecting a fire-fighting water pipe passage is reduced, and the burning degree of a molten iron car is reduced to the greatest extent.

Description

Fire control system of fetching water based on hot metal car goes out iron

Technical Field

The utility model belongs to the technical field of iron making, and particularly relates to a fire-fighting water-taking system based on tapping of a hot metal car.

Background

In the past, a hot metal ladle in a steel plant is generally transported by a train, and in the steel plant with relatively small occupied area in recent years, in order to transport molten iron conveniently, a one-tank-to-bottom automobile transportation mode is generally adopted, and the automobile transportation mode is flexible, so that the cost of constructing railway tracks and maintaining is saved, and the hot metal ladle is more and more favored by steel enterprises.

However, when the hot metal ladle transported by the automobile is discharged, when the situations of carelessness of a ladle worker, lack of shaking of a swinging spout in place and the like are seen, molten iron flows onto the automobile, and then tires are burnt, so that the hot metal ladle cannot be discharged from a tapping position, normal tapping is seriously influenced, meanwhile, the price of the hot metal ladle is higher, if emergency disposal is not timely, the burning loss of the hot metal ladle is serious, and economic loss is caused, and therefore fire protection measures are required to be equipped.

In the tapping process, workers watch the condition of the molten iron car on the tapping platform, when the situation that the iron flowers are large or the refractory material is in problem of flowing down of the red iron is found, the nearby fire fighting water device is connected in an emergency mode, and then the molten iron car is sprayed to extinguish the fire, however, the process can consume a certain time, and the rescue effect and efficiency are affected.

In addition, the existing fire extinguishing measures are that a water pipe is connected to a fire hydrant, and a field person holds a water gun to spray water to a tire or other places on which a molten iron car catches fire, so that the fire extinguishing measures are too close to each other, have serious personal safety hidden trouble and have insufficient efficiency.

Therefore, the design of a timely and safely operated water tapping system for fire protection at a tapping position is a problem to be solved by workers in the field.

Disclosure of Invention

The utility model aims to provide a fire-fighting water-taking system based on tapping of a molten iron car, by designing a novel water-taking system, a worker can control water taking in a tank area when looking at the tank area in front of a furnace, the problem that a person needs to hold a high-pressure fire-fighting lance close to high-temperature molten iron in a short distance during emergency disposal is avoided, the safety of emergency workers is effectively ensured, meanwhile, the worker can control the starting of a pipeline at the first time when observing the risk of iron falling, the time for connecting a fire-fighting water pipe passage is reduced, and the degree of burning loss of the molten iron car is furthest reduced.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a fire-fighting water-taking system based on tapping of a molten iron car, which comprises two tapping positions, a fire-fighting water gap, a main water supply pipe and a production water gap, wherein the two tapping positions are respectively provided with a water inlet and a water outlet;

a water outlet pipe is arranged at the outer side of the tapping position, a group of water pouring pipes are connected in parallel on the water outlet pipe, and the two water pouring pipes are respectively arranged on refractory brick retaining walls at the two sides of the tapping position;

the end part of the water outlet pipe is connected with a group of branch pipes, and an electric butterfly valve and a manual butterfly valve are respectively arranged on the two branch pipes;

the main water supply pipe comprises a group of water delivery pipes, a water inlet pipe and a water outlet pipe are respectively connected between two ends of the group of water delivery pipes, and a water pump and an emergency butterfly valve are respectively arranged on the two water delivery pipes;

the production water gap and the fire water gap are connected with the water inlet pipe in parallel through the front water supply pipe;

and two branch pipes of the two tapping positions are connected in parallel on the drain pipe.

Further, a group of first butterfly valves are arranged on the water pipe with the water pump, and the two first butterfly valves are respectively positioned at the front end and the rear end of the water pump.

Further, two front water supply pipes are provided with second butterfly valves, and the water inlet pipe is provided with a third butterfly valve.

Further, a tap water switch is arranged in a control cabinet in the front view tank area of the tapping position furnace, and the tap water switch on the tapping position is electrically connected with an electric butterfly valve.

Further, the water pump is connected with a double-control switch, and the double-control switch is respectively arranged in the power distribution cabinet in the two tapping positions

Further, a pressure gauge is arranged on the drain pipe.

The utility model has the following beneficial effects:

1. according to the novel water pumping system, a worker can control water pumping in a tank area when looking at the front of the furnace, the problem that the worker needs to hold the high-pressure fire-fighting lance close to high-temperature molten iron in a short distance when in emergency disposal is avoided, the safety of emergency workers is effectively guaranteed, meanwhile, the worker can control the starting of a pipeline at the first time when observing the iron falling risk, the time for connecting a fire-fighting water pipe passage is shortened, spraying and fire extinguishing are carried out at the first time, the burning loss degree of a molten iron car is reduced to the greatest extent, and economic losses are reduced.

2. According to the utility model, through the water supply of the double-passage designed fire fighting and production, the water pipe of the double-passage designed, the branch pipe of the double-passage designed and the water pipe of the double-passage designed, emergency effects are realized in the process of each transmission passage, the problem that the fire fighting pipeline cannot be used due to the damage of the pipeline or the damage of parts is avoided, and the safety of the system is further improved.

3. The water diversion system designed by the utility model has the advantages of simple structure, simple manufacturing and production, lower input cost, lower maintenance cost of later-stage equipment and convenience in regular inspection and debugging.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a fire fighting water diversion system based on tapping of a hot metal car according to the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1-tapping position, 2-main water supply pipe, 101-outlet pipe, 102-water pumping pipe, 103-branch pipe, 104-electric butterfly valve, 105-manual butterfly valve, 106-third butterfly valve, 201-water delivery pipe, 202-water inlet pipe, 203-water discharge pipe, 204-water pump, 205-emergency butterfly valve, 206-front water supply pipe, 207-first butterfly valve and 208-second butterfly valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to FIG. 1, the utility model relates to a fire-fighting water-fetching system based on tapping of a molten iron car, which comprises two tapping positions 1, a fire-fighting water gap, a main water supply pipe 2 and a production water gap;

the outer side of the tapping position 1 is provided with a water outlet pipe 101, a group of water inlet pipes 102 are connected in parallel on the water outlet pipe 101, the two water inlet pipes 102 are respectively arranged on refractory brick retaining walls at two sides of the tapping position 1, water outlet operation can be carried out at two sides of the tapping position 1, automatic spraying and sprinkling can be carried out, and after one water inlet pipe 102 is damaged, the other water inlet pipe 102 can be directly used;

the end part of the water outlet pipe 101 is connected with a group of branch pipes 103, two branch pipes 103 are respectively provided with an electric butterfly valve 104 and a manual butterfly valve 105, the number of the branch pipes 103 is two, when the electric butterfly valve 104 fails, the other branch pipe 103 and the manual butterfly valve 105 can be used for water delivery in a matched manner, and the manual butterfly valve 105 is in a normally closed state;

the main water supply pipe 2 comprises a group of water delivery pipes 201, a water inlet pipe 202 and a water outlet pipe 203 are respectively connected between two ends of the group of water delivery pipes 201, a water pump 204 and an emergency butterfly valve 205 are respectively arranged on the two water delivery pipes 201, and the emergency butterfly valve 205 is in a normally closed state;

the production water gap and the fire water gap are connected with the water inlet pipe 202 in parallel through the front water supply pipe 206;

both branches 103 of the two tapping points 1 are connected in parallel to a drain pipe 203.

As shown in fig. 1, a group of first butterfly valves 207 are arranged on a water pipe 201 with a water pump 204, the two first butterfly valves 207 are respectively positioned at the front end and the rear end of the water pump 204, the water pipe 201 with the water pump 204 can be controlled to be opened and closed by the first butterfly valves 207, when the water pump 204 fails, the water pipe 201 can be controlled to be closed by the first butterfly valves 207, the emergency butterfly valves 205 are opened, and the water supply effect is achieved by the other water pipe 201.

As shown in fig. 1, the two front water supply pipes 206 are provided with second butterfly valves 208, the water intake pipe 102 is provided with a third butterfly valve 106, the second butterfly valve on the water supply pipe 206 is in a normally open state, the third butterfly valve 106 on the water intake pipe 102 is in a normally open state, and the third butterfly valve 106 is closed after the water intake pipe 102 is damaged.

Wherein, be equipped with the switch of getting water in the switch board in the tank field of seeing in front of tapping position 1, the switch of getting water on the same tapping position 1 and electric butterfly valve 104 electric connection, every switch of getting water control the electric butterfly valve 104 that corresponds respectively.

The water pump 204 is connected with a double-control switch, the double-control switch is respectively arranged in the power distribution cabinets in the two tapping positions 1, and the switch of the water pump 204 can be controlled in the furnace front tank viewing areas of the two tapping positions 1.

As shown in fig. 1, a pressure gauge is disposed on the drain pipe 203, and the pressure of water in the pipeline is detected by the pressure gauge.

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 utility model. 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 utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model 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 utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (6)

1. Fire control water system based on hot metal car play iron, including two play iron stations (1) and fire control mouth of a river, its characterized in that: the device also comprises a main water supply pipe (2) and a production water gap;

a water outlet pipe (101) is arranged at the outer side of the tapping position (1), a group of water pouring pipes (102) are connected in parallel on the water outlet pipe (101), and the two water pouring pipes (102) are respectively arranged on refractory brick retaining walls at two sides of the tapping position (1);

the end part of the water outlet pipe (101) is connected with a group of branch pipes (103), and an electric butterfly valve (104) and a manual butterfly valve (105) are respectively arranged on the two branch pipes (103);

the main water supply pipe (2) comprises a group of water delivery pipes (201), a water inlet pipe (202) and a water discharge pipe (203) are respectively connected between two ends of the water delivery pipes (201), and a water pump (204) and an emergency butterfly valve (205) are respectively arranged on the two water delivery pipes (201);

the production water gap and the fire water gap are connected with the water inlet pipe (202) in parallel through the front water supply pipe (206);

two branch pipes (103) of the two tapping positions (1) are connected in parallel to a drain pipe (203).

2. The fire-fighting water-beating system based on tapping of the hot metal car as claimed in claim 1, wherein a group of first butterfly valves (207) are arranged on a water pipe (201) with the water pump (204), and the two first butterfly valves (207) are respectively arranged at the front end and the rear end of the water pump (204).

3. The fire-fighting water-taking system based on tapping of the hot metal car as claimed in claim 1, wherein the two front water supply pipes (206) are provided with second butterfly valves (208), and the water-taking pipe (102) is provided with a third butterfly valve (106).

4. The fire control water system based on the tapping of the molten iron car according to claim 1, wherein a water switch is arranged in a control cabinet in a front view tank area of the tapping station (1), and the water switch on the tapping station (1) is electrically connected with an electric butterfly valve (104).

5. The fire-fighting water-taking system based on tapping of the hot metal car as claimed in claim 4, wherein the water pump (204) is connected with a double-control switch, and the double-control switches are respectively arranged in the power distribution cabinets in the two tapping positions (1).

6. Fire fighting water system based on tapping of a hot metal car according to claim 1, characterized in that a pressure gauge is provided on the drain pipe (203).