Waste heat recovery device for continuous casting lead pan

Abstract

A continuous casting lead pan waste heat recovery device relates to the field of storage battery production and comprises a lead pan, a first-stage cleaning water tank, a second-stage cleaning water tank, a third-stage cleaning water tank and a water pump, a spiral coil is arranged in a chimney of the lead pan, and a water inlet pipe is connected between a lower inlet of the spiral coil and a water outlet in the water pump. A coil pipe C, a coil pipe B and a coil pipe A are arranged in the first-stage cleaning water tank, the second-stage cleaning water tank and the third-stage cleaning water tank respectively, and three branch pipelines on the upper pipeline are communicated with upper inlets of the coil pipe C, the coil pipe B and the coil pipe A respectively. Three branch pipelines on the lower pipeline are respectively communicated with outlets of the coil C, the coil B and the coil A, a water outlet of the lower pipeline is arranged in the heat exchange water tank, and a water inlet of the water pump is communicated with a drainage nozzle at the bottom of the heat exchange water tank; the waste heat recycling device is simple in structure and convenient to use, and the purpose of recycling waste heat is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of battery production, especially to a continuous casting lead pot waste heat recovery device. BACKGROUND

[0002] It is known that the battery is a device for directly converting chemical energy into electric energy, and in the production process of the battery, a continuous casting lead pot is used to produce lead belts, and flue gas discharged by a continuous casting lead pot burner is discharged into a chimney to a dust collection system; since the waste heat in the chimney is high, reaching about 400 DEG C, direct discharge can cause waste of energy, therefore, a continuous casting lead pot waste heat recovery device is proposed to recycle the waste heat in the chimney, which is a basic demand of the person skilled in the art. SUMMARY

[0003] In order to overcome the deficiencies in the background art, the utility model discloses a continuous casting lead pot waste heat recovery device.

[0004] In order to realize the purpose of the application, the utility model adopts the following technical scheme:

[0005] A continuous casting lead pot waste heat recovery device, including lead pot, first stage cleaning water tank, second stage cleaning water tank, third stage cleaning water tank and water pump, be provided with spiral coil pipe in the chimney of lead pot, be connected with the water inlet pipe between the lower part import of spiral coil pipe and the drain outlet on the water pump, spiral coil pipe upper part export and the one end of water outlet pipe are communicated and set up, the other end of water outlet pipe and the left port of upper pipeline are communicated and set up, the lower part of upper pipeline is provided with lower pipeline in parallel, be provided with coil pipe C, coil pipe B, coil pipe A in first stage cleaning water tank, second stage cleaning water tank, third stage cleaning water tank respectively, three branch pipelines on upper pipeline are communicated with the upper part import of coil pipe C, coil pipe B, coil pipe A respectively, three branch pipelines on lower pipeline are communicated with the export of coil pipe C, coil pipe B, coil pipe A respectively, lower pipeline water outlet is set up in heat exchange water tank, the water inlet of water pump and the drain nozzle in the bottom of heat exchange water tank are communicated.

[0006] The right port of the upper pipeline is a closed end, and the left port of the lower pipeline is a closed end.

[0007] The water outlet pipe and the water inlet pipe are fixedly and sealingly arranged with the chimney wall.

[0008] Due to the adoption of the above technical scheme, the utility model has the following beneficial effects:

[0009] The continuous casting lead pot waste heat recovery device, through placing the spiral coil pipe in the chimney, the cold water in the spiral coil pipe is heated by the high temperature waste heat in the chimney, the heated hot water enters the coil pipe C, the coil pipe B and the coil pipe A in turn through the water outlet pipe and the upper pipeline, so that the cold water in the first cleaning water tank, the second cleaning water tank and the third cleaning water tank is heat exchanged, the water after heat exchange enters the heat exchange water tank through the lower pipeline, and the cold water in the heat exchange water tank is sent into the chimney by the water pump to perform heat circulation. BRIEF DESCRIPTION OF DRAWINGS

[0010] Figure 1 It is the structural schematic diagram of the utility model.

[0011] In the drawing: 1, lead pot; 2, chimney; 3, water outlet pipe; 4, first cleaning water tank; 5, second cleaning water tank; 6, third cleaning water tank; 7, heat exchange water tank; 8, water pump; 9, water inlet pipe; 10, coil pipe A; 11, water outlet; 12, coil pipe B; 13, coil pipe C; 14, upper pipeline; 15, lower pipeline. DETAILED DESCRIPTION

[0012] The utility model can be explained in detail by the following examples, and the purpose of the utility model is to protect all technical improvements within the scope of the utility model.

[0013] Combining the drawings Figure 1 The continuous casting lead pot waste heat recovery device, including lead pot 1, first cleaning water tank 4, second cleaning water tank 5, third cleaning water tank 6 and water pump 8, be provided with spiral coil pipe in the chimney 2 of lead pot 1, the lower part import of spiral coil pipe is connected with the drain outlet on water pump 8 and is provided with water inlet pipe 9, the upper part export of spiral coil pipe is communicated with one end of water outlet pipe 3, water outlet pipe 3, water inlet pipe 9 are fixed with the wall of chimney 2 and are provided with sealed, the other end of water outlet pipe 3 is communicated with the left port of upper pipeline 14, and the lower part of upper pipeline 14 is provided with lower pipeline 15, and coil pipe C 13, coil pipe B 12, coil pipe A 10 are respectively arranged in first cleaning water tank 4, second cleaning water tank 5, third cleaning water tank 6, three branch pipelines on upper pipeline 14 are communicated with the upper part import of coil pipe C 13, coil pipe B 12, coil pipe A 10 respectively, and three branch pipelines on lower pipeline 15 are communicated with the export of coil pipe C 13, coil pipe B 12, coil pipe A 10 respectively, and the water outlet 11 of lower pipeline 15 is arranged in heat exchange water tank 7, and the water inlet of water pump 8 is communicated with the drain tap at the bottom of heat exchange water tank 7, the right port of upper pipeline 14 is closed end, and the left port of lower pipeline 15 is closed end, and upper pipeline 14 and lower pipeline 15 are staggered and fixedly arranged.

[0014] The continuous casting lead pot waste heat recovery device, when in use, high-temperature hot gas generated during production of lead belt by the lead pot 1 enters a chimney, a spiral coil pipe is arranged in the chimney, a lower inlet of the spiral coil pipe is connected with the water inlet pipe 9 on the water pump 8 water outlet, cold water sucked by the water pump 8 from the heat exchange water tank 7 enters the spiral coil pipe through the water inlet pipe 9, the cold water in the spiral coil pipe is heated by high temperature in the chimney, and the heating time of the cold water in the chimney is increased due to the spiral coil pipe; the heated cold water becomes hot water, the hot water enters the upper pipeline 14 through the water outlet pipe 3, and the hot water enters the coil pipe C13, the coil pipe B12 and the coil pipe A10 in the first cleaning water tank 4, the second cleaning water tank 5 and the third cleaning water tank 6 through three branch pipelines on the upper pipeline 14, so that heat exchange is performed on the cold water in the first cleaning water tank 4, the second cleaning water tank 5 and the third cleaning water tank 6, after heat exchange, the temperature of the high-temperature water in the coil pipe C13, the coil pipe B12 and the coil pipe A10 is lowered, the high-temperature water is pumped out by the water pump 8 and sequentially enters the lower pipeline 15, and is discharged into the heat exchange water tank 7 through the water outlet 11 of the lower pipeline 15; and the water pump 8 sends the cold water sucked from the heat exchange water tank 7 into the spiral coil pipe through the water inlet pipe 9, and the cold water is recycled.

[0015] The part not described in the utility model is prior art.

[0016] In order to disclose the invention purpose of the utility model, the embodiments selected in the text are considered appropriate at present, but it should be understood that the utility model aims to include all changes and improvements of all embodiments within the scope of the concept and utility model.

Claims

1. A continuous casting ladle heat recovery device, comprising a ladle, a first cleaning water tank, a second cleaning water tank, a third cleaning water tank and a water pump, characterized in that: The spiral coil is arranged in the chimney of the lead pot, a water inlet pipe is connected between the lower inlet of the spiral coil and the water outlet of the water pump, the upper outlet of the spiral coil is in communication with one end of a water outlet pipe, the other end of the water outlet pipe is in communication with the left port of the upper pipeline, the lower pipeline is arranged in parallel at the lower part of the upper pipeline, coil C, coil B and coil A are arranged in the first cleaning water tank, the second cleaning water tank and the third cleaning water tank respectively, three branch pipelines on the upper pipeline are in communication with the upper inlets of coil C, coil B and coil A respectively, three branch pipelines on the lower pipeline are in communication with the outlets of coil C, coil B and coil A respectively, and the water outlet of the lower pipeline is arranged in the heat exchange water tank, the water inlet of the water pump is in communication with the water outlet nozzle at the bottom of the heat exchange water tank.

2. The apparatus according to claim 1, wherein: The right port of the upper pipeline is a closed end, the left port of the lower pipeline is a closed end, and the upper pipeline and the lower pipeline are arranged in an up-and-down staggered mode and fixedly arranged.

3. The apparatus according to claim 1, wherein: the first and second cooling water channels are formed in the copper plate; and the first and second cooling water channels are formed in the copper plate in a manner that the first and second cooling water channels are not in contact with each other. The water outlet pipe and the water inlet pipe are fixedly and sealingly arranged on the wall of the chimney.

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