Novel high-temperature semi-coke waste heat recovery steam production device

Abstract

The utility model relates to the technical field of semi-coke production, and particularly discloses a novel high-temperature semi-coke waste heat recovery steam production device which comprises a recovery cavity and a heat exchange cavity. The other ends of the multiple heat pipes penetrate through the partition plate, extend into the heat exchange cavity and are detachably connected with the top end in the heat exchange cavity, multiple heat conduction plates are installed on the outer walls of the heat pipes located in the heat exchange cavity, steam makes contact with the lower end faces of the multiple heat pipes, and the lower ends of the heat pipes are promoted to absorb heat of the steam; heat is conducted to the upper end of the heat pipe, then the heat pipe can release heat to heat low-temperature water in the heat exchange cavity, the heat release effect of the heat pipe can be further improved through the multiple heat conduction plates, and therefore the heat exchange speed of the heat pipe and the low-temperature water is increased, and the low-temperature water is utilized after being heated; secondly, heat preservation can be conducted on the heated water in the heat exchange cavity and the filtering cavity through the outer heat preservation layer and the inner heat preservation layer, and the heated water is prevented from being cooled again.

Description

Technical Field

[0001] The utility model relates to the technical field of blue charcoal production, in particular to a novel high-temperature blue charcoal waste heat recovery steam production device. Background Art

[0002] Semi-coke is made by burning clean coal. As a new type of carbon material, it has the characteristics of high fixed carbon, high specific resistivity, high chemical activity, low ash content, low aluminum, low sulfur and low phosphorus. It is gradually replacing metallurgical coke and is widely used in the production of calcium carbide, ferroalloy, ferrosilicon, silicon carbide and other products, becoming an irreplaceable carbon material. Semi-coke can replace coke (metallurgical coke) and is widely used in chemical, smelting, gasification and other industries.

[0003] Energy conservation and emission reduction in the coking production industry is an important measure, and it is also an effective means to achieve comprehensive utilization of energy recovery and reduce carbon emissions.

[0004] At present, during the cooling process of high-temperature lignite, the steam generated by the high-temperature lignite is directly discharged, and the heat of the steam cannot be recovered and utilized, resulting in energy waste. Therefore, it is necessary to propose a new type of high-temperature lignite waste heat recovery and steam production device to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a novel high-temperature semi-coke waste heat recovery steam production device, which has the characteristics of allowing the heat pipe to release heat to heat the low-temperature water in the heat exchange chamber, thereby improving the heat exchange rate between the heat pipe and the low-temperature water, allowing the low-temperature water to be heated for use, and secondly, the heated water in the heat exchange chamber and the filter chamber can be kept warm to avoid the heated water from cooling down again.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a novel high-temperature semi-coke waste heat recovery steam production device, comprising a recovery device, a partition is installed inside the recovery device, the partition separates the recovery device into a recovery chamber and a heat exchange chamber located above the recovery chamber, a plurality of evenly distributed heat pipes are installed at the bottom end of the recovery chamber, the other ends of the plurality of heat pipes all penetrate the partition and extend to the interior of the heat exchange chamber and are detachably connected to the top end of the interior of the heat exchange chamber, a plurality of heat conducting plates are installed on the outer walls of the heat pipes located in the heat exchange chamber, and the left and right sides of the recovery chamber are respectively connected with an air inlet pipe and an exhaust pipe;

[0007] A filter chamber connected to the heat exchange chamber is installed on the left side of the recovery device, and inner and outer walls of the recovery device and the filter chamber are both installed with an inner insulation layer and an outer insulation layer.

[0008] In order to filter the discharged water, as a new type of high-temperature blue charcoal waste heat recovery and steam production device of the utility model, mounting plates are installed on the upper and lower sides of the filter chamber, and two filter plates are installed between the two mounting plates. The mesh diameter of the filter plate on the right is larger than the mesh diameter of the filter plate on the left.

[0009] In order to seal the gap between the partition and the heat pipe, as a preferred novel high-temperature blue charcoal waste heat recovery and steam production device of the utility model, a sealing ring is installed at the connection between the heat pipe and the partition.

[0010] In order to detect the temperature of the heated water in the heat exchange chamber, as a novel high-temperature blue charcoal waste heat recovery and steam production device preferably in the utility model, a temperature detector is installed on the right side of the top end of the filter chamber.

[0011] In order to discharge and utilize the heated water recovered from waste heat, as a novel high-temperature blue charcoal waste heat recovery and steam production device preferably in the utility model, the right side of the heat exchange chamber is connected to a water inlet pipe, and the left side of the filter chamber is connected to a water outlet pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] The utility model firstly makes steam contact with the lower end surfaces of a plurality of heat pipes, so that the lower ends of the heat pipes absorb the heat of the steam and transfer the heat to the upper ends of the heat pipes, thereby enabling the heat pipes to release heat to heat the low-temperature water in the heat exchange cavity, and further improves the heat release effect of the heat pipes through a plurality of heat conduction plates, thereby improving the heat exchange speed between the heat pipes and the low-temperature water, and utilizing the low-temperature water after heating. Secondly, the heated water in the heat exchange cavity and the filter cavity can be kept warm through the outer thermal insulation layer and the inner thermal insulation layer, so as to avoid cooling the heated water again. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the overall structure diagram of the utility model;

[0015] Figure 2 It is the overall cross-sectional structural diagram of the utility model;

[0016] Figure 3 This is a three-dimensional structural diagram of the filter chamber of the utility model.

[0017] In the figure: 1. recovery equipment; 101. outer insulation layer; 102. inner insulation layer; 103. partition; 2. recovery chamber; 201. air inlet pipe; 202. exhaust pipe; 3. heat exchange chamber; 301. heat pipe; 302. heat conduction plate; 303. water inlet pipe; 4. filter chamber; 401. temperature detector; 402. mounting plate; 403. filter plate; 404. water outlet pipe. DETAILED DESCRIPTION

[0018] See also Figures 1 to 3 A novel high-temperature semi-coke waste heat recovery steam production device comprises a recovery device 1, a partition 103 is installed inside the recovery device 1, the partition 103 separates the recovery device 1 into a recovery chamber 2 and a heat exchange chamber 3 located above the recovery chamber 2, a plurality of evenly distributed heat pipes 301 are installed at the bottom end of the recovery chamber 2, the other ends of the plurality of heat pipes 301 all penetrate the partition 103 and extend to the inside of the heat exchange chamber 3 and are detachably connected to the top end of the inside of the heat exchange chamber 3, a plurality of heat conducting plates 302 are installed on the outer walls of the heat pipes 301 located in the heat exchange chamber 3, and the left and right sides of the recovery chamber 2 are respectively connected with an intake pipe 201 and an exhaust pipe 202;

[0019] A filter chamber 4 communicating with the heat exchange chamber 3 is installed on the left side of the recovery device 1 , and inner and outer walls of the recovery device 1 and the filter chamber 4 are both installed with an inner insulation layer 102 and an outer insulation layer 101 .

[0020] In this embodiment: the steam generated by the high-temperature blue charcoal is transported to the recovery chamber 2 through the air inlet pipe 201, and the steam contacts the lower end surfaces of the multiple heat pipes 301, so that the lower ends of the heat pipes 301 absorb the heat of the steam and conduct the heat to the upper ends of the heat pipes 301. At the same time, the low-temperature water is transported to the heat exchange chamber 3, so that the heat pipes 301 can release heat to heat the low-temperature water in the heat exchange chamber 3, and the heat release effect of the heat pipes 301 can be further improved by multiple heat conduction plates 302, thereby increasing the heat exchange rate between the heat pipes 301 and the low-temperature water, so that the low-temperature water can be heated up for use. Secondly, the heated water in the heat exchange chamber 3 and the filter chamber 4 can be kept warm by the outer insulation layer 101 and the inner insulation layer 102 to prevent the heated water from cooling down again.

[0021] As a technical optimization solution of the utility model, mounting plates 402 are installed on the upper and lower sides of the filter chamber 4, and two filter plates 403 are installed between the two mounting plates 402. The mesh diameter of the filter plate 403 on the right is larger than the mesh diameter of the filter plate 403 on the left.

[0022] In this embodiment, the discharged water can be filtered through two filter plates 403 with different apertures to prevent the water entering the heat exchange chamber 3 from containing impurities and affecting the use effect.

[0023] As a technical optimization solution of the present invention, a sealing ring is installed at the connection between the heat pipe 301 and the partition 103 .

[0024] In this embodiment, the gap between the partition plate 103 and the heat pipe 301 can be sealed by a sealing ring to prevent water leakage in the heat exchange chamber 3.

[0025] As a technical optimization solution of the present invention, a temperature detector 401 is installed on the right side of the top of the filter cavity 4.

[0026] In this embodiment, the temperature of the heated water in the heat exchange chamber 3 can be detected by the temperature detector 401 .

[0027] As a technical optimization solution of the utility model, the right side of the heat exchange chamber 3 is connected to a water inlet pipe 303 , and the left side of the filter chamber 4 is connected to a water outlet pipe 404 .

[0028] In this embodiment: low-temperature water is transported to the heat exchange chamber 3 through the water inlet pipe 303 to exchange heat with the heat pipe 301, and the heated water recovered by waste heat can be discharged for use through the water outlet pipe 404.

[0029] Working principle: First, the steam generated by the high-temperature blue charcoal is transported to the recovery chamber 2 through the air inlet pipe 201. The steam contacts the lower end surfaces of the multiple heat pipes 301, causing the lower end of the heat pipe 301 to absorb the heat of the steam and transfer the heat to the upper end of the heat pipe 301. At the same time, the low-temperature water is transported to the heat exchange chamber 3, so that the heat pipe 301 can release heat to heat the low-temperature water in the heat exchange chamber 3. The heat release effect of the heat pipe 301 can be further improved through the multiple heat conduction plates 302, thereby improving the heat pipe 301 and the low-temperature The heat exchange rate of water is such that the low-temperature water is heated up for use. Secondly, the heated water in the heat exchange chamber 3 and the filter chamber 4 can be kept warm by the outer insulation layer 101 and the inner insulation layer 102 to prevent the heated water from cooling down again. The discharged water can be filtered by two filter plates 403 with different pore sizes to prevent the presence of impurities in the water entering the heat exchange chamber 3 and affecting the use effect. Finally, the smoke after heat exchange is discharged through the exhaust pipe 202, and the impurities in the recovery chamber 2 are discharged through the sewage pipe on the lower end face of the recovery chamber 2.

[0030] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel high-temperature semi-coke waste heat recovery steam production device, comprising a recovery device (1), characterized in that: A partition (103) is installed inside the recovery device (1), and the partition (103) divides the recovery device (1) into a recovery chamber (2) and a heat exchange chamber (3) located above the recovery chamber (2); a plurality of evenly distributed heat pipes (301) are installed at the bottom end of the recovery chamber (2); the other ends of the plurality of heat pipes (301) all pass through the partition (103) and extend to the inside of the heat exchange chamber (3) and are detachably connected to the top end of the inside of the heat exchange chamber (3); a plurality of heat conduction plates (302) are installed on the outer walls of the heat pipes (301) located in the heat exchange chamber (3); and the left and right sides of the recovery chamber (2) are respectively connected to an intake pipe (201) and an exhaust pipe (202); A filter chamber (4) connected to the heat exchange chamber (3) is installed on the left side of the recovery device (1), and the inner and outer walls of the recovery device (1) and the filter chamber (4) are both installed with an inner thermal insulation layer (102) and an outer thermal insulation layer (101).

2. According to claim 1, a novel high-temperature blue charcoal waste heat recovery steam production device is characterized by: Mounting plates (402) are installed on both upper and lower sides of the filter cavity (4), and two filter plates (403) are installed between the two mounting plates (402), and the mesh diameter of the filter plate (403) on the right side is larger than the mesh diameter of the filter plate (403) on the left side.

3. According to claim 1, a novel high-temperature blue charcoal waste heat recovery steam production device is characterized by: A sealing ring is installed at the connection between the heat pipe (301) and the partition (103).

4. According to claim 1, a novel high-temperature semi-coke waste heat recovery steam production device is characterized in that: A temperature detector (401) is installed on the right side of the top end of the filter cavity (4).

5. According to claim 1, a novel high-temperature blue charcoal waste heat recovery steam production device is characterized by: The right side of the heat exchange chamber (3) is connected to a water inlet pipe (303), and the left side of the filter chamber (4) is connected to a water outlet pipe (404).

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