CN-224212572-U - Cooling device for kiln lip bricks and glass kiln

Abstract

The utility model discloses a cooling device for kiln lip bricks and a glass kiln, and relates to the technical field of glass production, wherein the cooling device for kiln lip bricks comprises an air supply pipe group and a spray gun, nitrogen is arranged in the air supply pipe group, the air supply pipe group is arranged on one side of a runner, one end of the spray gun is communicated with an air outlet of the air supply pipe group, the spray gun is used for cooling cracks of the lip bricks at one end far away from the air supply pipe group, and the leaked glass liquid is frozen by the cooling nitrogen sprayed by the spray gun in the technical scheme provided by the utility model, so that the cracks of the lip bricks are blocked, and meanwhile, the temperature below the lip bricks is reduced, so that the effect of cooling and protecting the lip bricks is achieved, and the service life of the lip bricks is prolonged.

Inventors

• Ruan Dingping
• LIU QIANG

Assignees

• 平湖旗滨玻璃有限公司

Dates

Publication Date

20260508

Application Date

20250516

Claims (10)

1. 1. A kiln lip brick cooling device for cooling a lip brick crack in a runner, the kiln lip brick cooling device comprising: the air supply pipe group is internally provided with nitrogen, and is arranged at one side of the flow channel; One end of the spray gun is communicated with the air outlet of the air supply pipe group, and one end of the spray gun far away from the air supply pipe group is used for cooling the crack of the lip brick.
2. 2. The kiln lip brick cooling device of claim 1, further comprising a flow regulating valve block disposed on the air supply stack for controlling the flow of nitrogen.
3. 3. The kiln lip brick cooling device according to claim 2, wherein the air supply pipe group comprises a first air supply pipe and a second air supply pipe which are connected in sequence, the second air supply pipe being connected to the spray gun at the other end far from the first air supply pipe; The flow regulating valve group comprises a stop valve and a regulating valve, the regulating valve is arranged on the first air supply pipeline and used for controlling the flow of nitrogen entering the first air supply pipeline, and the stop valve is arranged on the second air supply pipeline and used for controlling the nitrogen entering the second air supply pipeline.
4. 4. A kiln lip brick cooling device according to claim 3, wherein at least two first air supply pipelines are provided, a plurality of regulating valves are provided, the kiln lip brick cooling device further comprises connecting pipelines, each regulating valve is arranged on each first air supply pipeline, at least two first air supply pipelines are communicated with one side of each connecting pipeline, and the other side of each connecting pipeline is communicated with the second air supply pipeline.
5. 5. A kiln lip brick cooling device according to claim 3, wherein the flow regulating valve block further comprises a flow meter provided to the second gas supply conduit for measuring the flow of nitrogen through the second gas supply conduit.
6. 6. The cooling device for kiln lip bricks according to any one of claims 3 to 5, wherein the air supply pipe group further comprises a third air supply pipe, one end of the third air supply pipe is communicated with the second air supply pipe, the other end of the third air supply pipe is communicated with the spray gun, and the third air supply pipe is a metal hose.
7. 7. The kiln lip brick cooling device according to claim 6, wherein the lance is provided with the regulating valve at a side close to the third air supply pipe for controlling the flow rate of nitrogen into the lance.
8. 8. The kiln lip brick cooling device of claim 6, further comprising a pressure gauge disposed on a side of the second air supply duct adjacent to the third air supply duct.
9. 9. The kiln lip brick cooling device according to claim 8, further comprising an auxiliary pipe provided with the regulating valve for controlling the flow rate of nitrogen gas into the auxiliary pipe, wherein one end of the auxiliary pipe is connected to the second gas supply pipe at a side close to the first gas supply pipe, and the other end of the auxiliary pipe is connected to the second gas supply pipe at a side close to the pressure gauge.
10. 10. A glass kiln comprising a lip block and a cooling device for the kiln lip block according to any one of claims 1 to 9.

Description

Cooling device for kiln lip bricks and glass kiln Technical Field The utility model relates to the technical field of glass production, in particular to a kiln lip brick cooling device and a glass kiln. Background The float glass runner is an important part connecting the melting furnace and the tin bath, and is a throat channel for leading molten glass from a cooling part of the melting furnace to the tin bath. The flow channel comprises parts such as a side wall brick, a lip brick and the like, and the flow channel bears glass liquid with higher temperature, and the lip brick is easily eroded by the glass liquid because the lip brick is directly impacted by the glass liquid. Once the lip brick is severely corroded, defects such as a line channel, glass ribs, bubbles and the like can be directly caused on the glass plate surface, so that the forming quality of glass is affected. Disclosure of utility model The utility model mainly aims to provide a cooling device for a kiln lip brick and a glass kiln, and aims to freeze leaked glass liquid through cooling nitrogen sprayed by a spray gun so as to block cracks of the lip brick, and simultaneously reduce the temperature below the lip brick so as to play a role in cooling and protecting the lip brick, thereby prolonging the service life of the lip brick. In order to achieve the above object, the cooling device for kiln lip bricks provided by the utility model comprises: the air supply pipe group is internally provided with nitrogen, and is arranged at one side of the flow channel; One end of the spray gun is communicated with the air outlet of the air supply pipe group, and one end of the spray gun far away from the air supply pipe group is used for cooling the crack of the lip brick. In an embodiment, the cooling device for kiln lip bricks further comprises a flow regulating valve group, and the flow regulating valve group is arranged on the air supply pipe group and used for controlling the flow of nitrogen. In one embodiment, the air supply pipe group comprises a first air supply pipeline and a second air supply pipeline which are sequentially connected, and the second air supply pipeline is connected to the spray gun at the other end far away from the first air supply pipeline; The flow regulating valve group comprises a stop valve and a regulating valve, the regulating valve is arranged on the first air supply pipeline and used for controlling the flow of nitrogen entering the first air supply pipeline, and the stop valve is arranged on the second air supply pipeline and used for controlling the nitrogen entering the second air supply pipeline. In an embodiment, the first air supply pipelines are provided with at least two, the regulating valves are provided with a plurality of regulating valves, the cooling device of the kiln lip bricks further comprises connecting pipelines, each regulating valve is arranged on each first air supply pipeline, at least two first air supply pipelines are communicated with one side of each connecting pipeline, and the other side of each connecting pipeline is communicated with the second air supply pipeline. In an embodiment, the flow regulating valve group further comprises a flow meter, and the flow meter is arranged on the second gas supply pipeline and is used for measuring the flow of nitrogen passing through the second gas supply pipeline. In an embodiment, the air supply pipe group further comprises a third air supply pipeline, one end of the third air supply pipeline is communicated with the second air supply pipeline, the other end of the third air supply pipeline is communicated with the spray gun, and the third air supply pipeline is a metal hose. In one embodiment, the spray gun is provided with the regulating valve at one side close to the third air supply pipeline, and the regulating valve is used for controlling the flow of nitrogen entering the spray gun. In an embodiment, the cooling device for kiln lip bricks further comprises a pressure gauge, wherein the pressure gauge is arranged on one side of the second air supply pipeline, which is close to the third air supply pipeline. In an embodiment, the cooling device for the kiln lip brick further comprises an auxiliary pipeline, the auxiliary pipeline is provided with a regulating valve for controlling the flow of nitrogen entering the auxiliary pipeline, one end of the auxiliary pipeline is connected with the second air supply pipeline at one side close to the first air supply pipeline, and the other end of the auxiliary pipeline is connected with the second air supply pipeline at one side close to the pressure gauge. The utility model also provides a glass kiln, which comprises the lip brick and the cooling device of the kiln lip brick. According to the technical scheme, the leaked glass liquid is frozen through the cooling nitrogen sprayed by the spray gun, so that cracks of the lip brick are blocked, and meanwhile, the temperature below the lip brick is