CN219347478U

CN219347478U - High-purity magnesite waste heat recovery device

Info

Publication number: CN219347478U
Application number: CN202320900036.XU
Authority: CN
Inventors: 王红军
Original assignee: Zibo Linsaim New Materials Co ltd
Current assignee: Zibo Linsaim New Materials Co ltd
Priority date: 2023-04-20
Filing date: 2023-04-20
Publication date: 2023-07-14
Anticipated expiration: 2033-04-20

Abstract

The utility model discloses a high-purity magnesia waste heat recovery device, which relates to the technical field of high-purity magnesia production and comprises a support, wherein a heat collecting box is fixedly arranged at the left end of the top of the support, a heat inlet pipe is fixedly connected to the middle end of the inner wall of the top end of the heat collecting box, a heat conducting pipeline is fixedly arranged in the heat collecting box, and a heat absorbing block is fixedly arranged on the outer surface of the heat conducting pipeline. According to the utility model, the water pump I is started through the controller I, so that cold water is pumped into the heating pipeline through the connecting pipe I, the cold water in the heating pipeline is heated by the heat stored in the heating box, the temperature sensor records the temperature change in real time, data are transmitted to the controller I, when the temperature is heated to a required temperature, the water pump II is started through the controller I, the heated hot water is discharged to the bottom of the inner cavity of the water collecting box through the connecting pipe II, and the water is discharged through the drain pipe after the water is fully stored, so that the heat is utilized, the resources can be used continuously, and the ageing of the outer wall of the kiln due to high-temperature damage is slowed down.

Description

High-purity magnesite waste heat recovery device

Technical Field

The utility model relates to the technical field of high-purity magnesia production, in particular to a high-purity magnesia waste heat recovery device.

Background

The magnesite is also called as sintered magnesite, and is prepared by calcining magnesite, hydromagnesite or magnesium hydroxide prepared by reacting seawater with lime milk at high temperature, and has strong hydration capability. The waste heat recovery device for producing high-purity magnesite is mainly used for producing alkaline refractory materials, such as magnesite bricks and magnesium aluminum bricks, contains a large amount of impurities and is used for paving a steel furnace bottom, a large amount of heat energy can be produced in the production process of the existing magnesite, the existing equipment for recovering the heat energy does not have a filtering function, impurities in air can enter a working area along with the heat energy, and normal use can be affected.

For example, chinese patent publication No. CN217083438U discloses a waste heat recovery device for producing high purity magnesite, which comprises a box body, the right side of the bottom of the inner cavity of the box body is fixedly connected with a battery box, the inner cavity of the box body is movably connected with a heat collecting box, and the top of the heat collecting box is fixedly connected with a partition plate. According to the utility model, the waste heat of the high-purity magnesite is transported to the inner cavity of the heat collection box through the heat discharging pipe, the waste heat is adsorbed through the matching of the heat conducting pipe and the heat absorbing block, so that the temperature in the inner cavity of the heat conducting pipe is increased, the fan is started to work through the PLC, air is transported to the fan through the filtering pipe, the air is transported to the inner cavity of the air supply pipe through the fan, the air supply pipe is enabled to transport the air to the inner cavity of the heat conducting pipe, and the problems that a large amount of heat energy can be generated in the production process of the existing magnesite, the existing equipment for recovering the heat energy does not have the filtering function, and impurities in the air can enter a working area along with the heat, so that normal use can be influenced are solved.

The following problems exist in the prior art:

the existing magnesia can generate a large amount of heat energy in the production process, and the existing equipment for recovering the heat energy does not have the function of filtering, so that impurities in the air can enter a working area along with the heat energy, and the normal use can be influenced; if the generated heat cannot be recycled, the outer wall of the kiln can be aged under the influence of high temperature, and the service life of the kiln is influenced.

Disclosure of Invention

The utility model provides a high-purity magnesite waste heat recovery device, which aims to solve the problems in the prior art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the high-purity magnesite waste heat recovery device comprises a bracket, wherein a heat collection box is fixedly arranged at the left end of the top of the bracket, a heat inlet pipe is fixedly connected to the middle end of the inner wall of the top end of the heat collection box, a heat conduction pipeline is fixedly arranged in the heat collection box, and a heat absorption block is fixedly arranged on the outer surface of the heat conduction pipeline;

the left end at support top just is located the left side fixed mounting of heat collection box and has the extraction tank, the middle part at support top just is located the right side fixed mounting of heat collection box has the heating cabinet, the positive surface of heating cabinet articulates there is the dodge gate, the first observation window has been seted up to the positive upper end surface of dodge gate, the positive surface fixed mounting of dodge gate has the controller one, the right-hand member at support top just is located the right side fixed mounting of heating cabinet has the header tank, the observation window two has been seted up to the positive surface of header tank, the positive surface fixed mounting of header tank has the controller two, the middle-end fixedly connected with inlet tube of header tank top inner wall, the right-hand member fixed mounting at header tank top has the water level alarm, the bottom fixedly connected with drain pipe of header tank right side inner wall, the middle part fixed mounting of header tank inner chamber has the baffle.

The technical scheme of the utility model is further improved as follows: the air suction device is characterized in that a fan is fixedly arranged at the left bottom end of the inner cavity of the air suction box, an exhaust pipe is fixedly connected to the right side of the fan, one end of the exhaust pipe is fixedly connected with the lower end of the heat conducting pipeline through a connecting pipe, and an air suction pipe is fixedly connected to the top of the fan.

The technical scheme of the utility model is further improved as follows: the inside of the exhaust box and be located the top fixed mounting of breathing pipe have the desiccator, the inside of exhaust box and be located the top fixed mounting of desiccator have the airstrainer, the middle-end fixedly connected with air inlet of exhaust box top inner wall.

The technical scheme of the utility model is further improved as follows: the top fixed mounting of heat collection case right side outer wall has the rose box, the middle part fixedly connected with exhaust pipe at both ends about the rose box, the left end and the upper end fixed connection of heat conduction pipeline of rose box, the top fixed connection of the one end and the heating cabinet left side inner wall of exhaust pipe.

The technical scheme of the utility model is further improved as follows: the inside fixed mounting of heating cabinet has heating pipeline, inside left bottom fixed mounting of heating cabinet has temperature sensor.

The technical scheme of the utility model is further improved as follows: the top fixed mounting of the left side outer wall of the water tank has a water pump I, the middle part fixedly connected with connecting pipe I of both ends about the water pump I, connecting pipe I's one end and heating pipeline's upper end pass through connecting pipe fixed connection, connecting pipe I's the other end and the top fixed connection of the left side inner wall of the water tank.

The technical scheme of the utility model is further improved as follows: the bottom fixed mounting of heating cabinet right side outer wall has the water pump two, the middle part fixedly connected with connecting pipe two of both ends about the water pump two, connecting pipe fixed connection is passed through with heating pipeline's lower extreme to the one end of connecting pipe two, the bottom fixed connection of connecting pipe two's the other end and the left side inner wall of header tank.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical progress:

the utility model provides a high-purity magnesia waste heat recovery device, which adopts the mutual coordination among a fan, an air inlet, an air filter screen, a drying plate, an air suction pipe, an exhaust pipe, a heat conducting pipeline, a filter box and a heat exhausting pipe, wherein the fan is started to work, air is conveyed into the air suction box through the air inlet, is filtered by the air filter screen and dried by the drying plate, then enters the air suction pipe, is conveyed into the inner cavity of the heat conducting pipeline through the exhaust pipe by the fan, so that the air outside the air and the heated air are subjected to opposite flushing, and then are conveyed into the inner cavity of the filter box, and after the air is filtered by the filter plate in the filter box, the air is conveyed into the heating box through the heat exhausting pipe to heat.

The utility model provides a high-purity magnesia waste heat recovery device, which adopts the mutual coordination among a first controller, a second controller, a first water pump, a first connecting pipe, a second water pump, a second connecting pipe, a heating pipeline and a temperature sensor, wherein the first water pump is started by the second controller so that cold water is pumped into the heating pipeline through the first connecting pipe, heat stored in a heating box heats the cold water in the heating pipeline, the temperature sensor records temperature change in real time and transmits data to the first controller, when the temperature is heated to a required temperature, the second water pump is started by the first controller, heated hot water is discharged to the bottom of an inner cavity of a water collecting tank through the second connecting pipe, and the water is discharged through a drain pipe after the water is fully stored, so that the heat is utilized, resources can be utilized continuously, and the ageing of the outer wall of a kiln is slowed down due to high-temperature damage.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of an exhaust box according to the present utility model;

FIG. 3 is a schematic cross-sectional view of the heat collecting tank of the present utility model;

FIG. 4 is a schematic cross-sectional view of a heating chamber according to the present utility model;

fig. 5 is a schematic cross-sectional view of the header tank of the present utility model.

In the figure: 1. a bracket; 2. a heat collection box; 21. a heat pipe; 22. a heat conducting pipe; 23. a heat absorbing block; 3. an exhaust box; 31. a blower; 32. an exhaust pipe; 33. an air suction pipe; 34. a drying plate; 35. an air filter screen; 36. an air inlet; 4. a filter box; 41. a heat discharging pipe; 5. a heating box; 51. a movable door; 52. an observation window I; 53. a first controller; 54. a heating pipe; 55. a temperature sensor; 6. a water collection tank; 61. a second observation window; 62. a second controller; 63. a water inlet pipe; 64. a water level alarm; 65. a drain pipe; 66. a partition plate; 7. a first water pump; 71. a first connecting pipe; 8. a second water pump; 81. and a second connecting pipe.

Description of the embodiments

The utility model is further illustrated by the following examples:

examples

As shown in fig. 1 to 5, the utility model provides a high purity magnesite waste heat recovery device, which comprises a bracket 1, wherein the left end of the top of the bracket 1 is fixedly provided with a heat collecting box 2, the middle end of the inner wall of the top end of the heat collecting box 2 is fixedly connected with a heat inlet pipe 21, the inside of the heat collecting box 2 is fixedly provided with a heat conducting pipe 22, the outer surface of the heat conducting pipe 22 is fixedly provided with a heat absorbing block 23, the left end of the top of the bracket 1 and positioned at the left side of the heat collecting box 2 is fixedly provided with an extraction box 3, the middle of the top end of the bracket 1 and positioned at the right side of the heat collecting box 2 is fixedly provided with a heating box 5, the outer surface of the front surface of the heating box 5 is hinged with a movable door 51, the observation window I52 has been seted up to the positive upper end surface of dodge gate 51, positive surface fixed mounting of dodge gate 51 has controller I53, the right-hand member at support 1 top just is located the right side fixed mounting of heating cabinet 5 has header tank 6, the observation window II 61 has been seted up to the positive surface of header tank 6, positive surface fixed mounting of header tank 6 has controller II 62, the middle-end fixedly connected with inlet tube 63 of header tank 6 top inner wall, the right-hand member fixed mounting at header tank 6 top has water level alarm 64, the bottom fixedly connected with drain pipe 65 of header tank 6 right side inner wall, the middle part fixed mounting of header tank 6 inner chamber has baffle 66.

In this embodiment, the waste heat from the production of high purity magnesite is transported to the inner cavity of the heat collection tank 2 by the heat inlet pipe 21, the waste heat is absorbed by the cooperation of the heat conducting pipe 22 and the heat absorbing block 23, the temperature in the inner cavity of the heat conducting pipe 22 is increased, cold water is added into the water collection tank 6 by the water inlet pipe 63, and when the water level at the top of the water collection tank 6 reaches the limit, the water level alarm 64 alarms, and the water is stopped from being added to the water inlet pipe 63, so that enough cold water is stored in the water collection tank 6.

Examples

As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the fan 31 is fixedly installed at the left bottom end of the inner cavity of the extraction box 3, the exhaust pipe 32 is fixedly connected to the right side of the fan 31, one end of the exhaust pipe 32 is fixedly connected with the lower end of the heat conducting pipeline 22 through a connecting pipe, the top of the fan 31 is fixedly connected with the air suction pipe 33, the drying plate 34 is fixedly installed inside the extraction box 3 and above the air suction pipe 33, the air filter screen 35 is fixedly installed inside the extraction box 3 and above the drying plate 34, the air inlet 36 is fixedly connected to the middle end of the inner wall of the top of the extraction box 3, the filter box 4 is fixedly installed at the top of the outer wall of the right side of the heat collecting box 2, the heat discharging pipe 41 is fixedly connected to the middle part of the left end and the right end of the filter box 4, the left end of the filter box 4 is fixedly connected with the upper end of the heat conducting pipeline 22, and one end of the heat discharging pipe 41 is fixedly connected with the top of the inner wall of the left side of the heating box 5.

In this embodiment, the fan 31 is started to operate, air is transported into the air extraction box 3 through the air inlet 36, filtered by the air filter screen 35 and dried by the drying plate 34, then enters the air suction pipe 33, the air is transported to the inner cavity of the heat conducting pipeline 22 through the exhaust pipe 32 by the fan 31, so that the air outside the air and the heated air are opposite, and then transported into the inner cavity of the filter box 4, so that the filter plate in the filter box 4 filters the air, and then enters the heating box 5 through the heat exhaust pipe 41 to heat the air.

Examples

As shown in fig. 1-5, on the basis of embodiment 1, the present utility model provides a technical solution: preferably, the heating pipeline 54 is fixedly installed in the heating box 5, the temperature sensor 55 is fixedly installed at the bottom end of the left side in the heating box 5, the first water pump 7 is fixedly installed at the top of the outer wall of the left side of the water collecting box 6, the first connecting pipe 71 is fixedly connected to the middle part of the left end and the right end of the first water pump 7, one end of the first connecting pipe 71 is fixedly connected with the upper end of the heating pipeline 54 through a connecting pipe, the other end of the first connecting pipe 71 is fixedly connected with the top end of the inner wall of the left side of the water collecting box 6, the second water pump 8 is fixedly installed at the bottom of the outer wall of the right side of the heating box 5, the second connecting pipe 81 is fixedly connected to the middle part of the left end and the right end of the second water pump 8, one end of the second connecting pipe 81 is fixedly connected with the lower end of the heating pipeline 54 through a connecting pipe, and the other end of the second connecting pipe 81 is fixedly connected with the bottom end of the inner wall of the left side of the water collecting box 6.

In this embodiment, the first water pump 7 is started by the second controller 62, so that cold water is pumped into the heating pipeline 54 through the first connecting pipe 71, the cold water in the heating pipeline 54 is heated by the heat stored in the heating tank 5, the temperature sensor 55 records the temperature change in real time, and transmits the data to the first controller 53, when the temperature is heated to the required temperature, the second water pump 8 is started by the first controller 53, the heated hot water is discharged into the bottom of the inner cavity of the water collecting tank 6 through the second connecting pipe 81, and is discharged through the drain pipe 65 after being fully stored, so that the heat is utilized, the resources can be continuously utilized, and the aging of the outer wall of the kiln due to high-temperature damage is slowed down.

The working principle of the high-purity magnesite waste heat recovery device is specifically described below.

When in use, as shown in fig. 1-5, waste heat of the produced high-purity magnesia is transported into the inner cavity of the heat collection tank 2 through the heat inlet pipe 21, the waste heat is adsorbed through the cooperation of the heat conducting pipeline 22 and the heat absorbing block 23, the temperature in the inner cavity of the heat conducting pipeline 22 is increased, the fan 31 is started to work, air is transported into the air suction tank 3 through the air inlet 36, the air is filtered by the air filtering net 35 and dried by the drying plate 34 and then enters the air suction pipe 33, the air is transported to the inner cavity of the heat conducting pipeline 22 through the air discharge pipe 32 by the fan 31, the outside air and the heated air are subjected to opposite flushing, and then are transported into the inner cavity of the filter tank 4, the filter plate in the filter tank 4 is subjected to filtering, then enters the heating tank 5 through the heat discharging pipe 41 to perform heating work, and cold water is added into the water collection tank 6 through the water inlet pipe 63, the water pump I7 is started through the controller I62, cold water is pumped into the heating pipeline 54 through the connecting pipe I71, cold water in the heating pipeline 54 is heated by heat stored in the heating tank 5, the temperature sensor 55 records temperature change in real time, data are transmitted to the controller I53, when the water pump I8 is started through the controller I53, heated hot water is discharged into the bottom of the inner cavity of the water collecting tank 6 through the connecting pipe II 81, after the water collecting tank is fully stored, the water is discharged through the water discharge pipe 65, heat is utilized, resources can be utilized continuously, the ageing of the outer wall of the kiln is slowed down due to high temperature damage, when the water level at the top of the water collecting tank 6 reaches the limit, the water level alarm 64 performs alarm operation, water addition to the water inlet pipe 63 is stopped, and enough cold water is stored in the water collecting tank 6.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a high-purity magnesite waste heat recovery device, includes support (1), its characterized in that: the heat collecting box (2) is fixedly arranged at the left end of the top of the support (1), the middle end of the inner wall of the top end of the heat collecting box (2) is fixedly connected with the heat inlet pipe (21), the heat conducting pipeline (22) is fixedly arranged in the heat collecting box (2), and the heat absorbing block (23) is fixedly arranged on the outer surface of the heat conducting pipeline (22);

the left end at support (1) top just is located left side fixed mounting of collection box (2) and has extraction tank (3), the middle part at support (1) top just is located right side fixed mounting of collection box (2) and has heating cabinet (5), the positive surface of heating cabinet (5) articulates there is dodge gate (51), observation window one (52) have been seted up to the positive upper end surface of dodge gate (51), positive surface fixed mounting of dodge gate (51) has controller one (53), the right-hand member at support (1) top just is located right side fixed mounting of heating cabinet (5) and has header tank (6), observation window two (61) have been seted up to the positive surface of header tank (6), the positive surface fixed mounting of header tank (6) has controller two (62), the middle-end fixedly connected with inlet tube (63) of header tank (6) top inner wall, the right-hand member fixed mounting at header tank (6) top has water level alarm (64), the bottom fixedly connected with drain pipe (65) on header tank (6) right side inner wall, inner chamber (66) fixed mounting has baffle.

2. The high purity magnesite waste heat recovery device according to claim 1, wherein: the air suction device is characterized in that a fan (31) is fixedly arranged at the left bottom end of the inner cavity of the air suction box (3), an exhaust pipe (32) is fixedly connected to the right side of the fan (31), one end of the exhaust pipe (32) is fixedly connected with the lower end of the heat conducting pipeline (22) through a connecting pipe, and an air suction pipe (33) is fixedly connected to the top of the fan (31).

3. The high purity magnesite waste heat recovery device according to claim 2, wherein: the inside of exhaust box (3) and be located the top fixed mounting of breathing pipe (33) have drying board (34), the inside of exhaust box (3) and be located the top fixed mounting of drying board (34) have air filter screen (35), the middle-end fixedly connected with air inlet (36) of exhaust box (3) top inner wall.

4. The high purity magnesite waste heat recovery device according to claim 1, wherein: the top fixed mounting of heat collection case (2) right side outer wall has rose box (4), the middle part fixedly connected with heat extraction pipe (41) at both ends about rose box (4), the upper end fixed connection of left end and heat conduction pipeline (22) of rose box (4), the top fixed connection of the one end and heating cabinet (5) left side inner wall of heat extraction pipe (41).

5. The high purity magnesite waste heat recovery device according to claim 1, wherein: the inside fixed mounting of heating cabinet (5) has heating pipeline (54), the inside left bottom fixed mounting of heating cabinet (5) has temperature sensor (55).

6. The high purity magnesite waste heat recovery device of claim 5, wherein: the water collecting tank is characterized in that a first water pump (7) is fixedly arranged at the top of the left outer wall of the water collecting tank (6), a first connecting pipe (71) is fixedly connected to the middle of the left end and the right end of the first water pump (7), one end of the first connecting pipe (71) is fixedly connected with the upper end of the heating pipeline (54) through the connecting pipe, and the other end of the first connecting pipe (71) is fixedly connected with the top end of the left inner wall of the water collecting tank (6).

7. The high purity magnesite waste heat recovery device of claim 5, wherein: the bottom fixed mounting of heating cabinet (5) right side outer wall has water pump two (8), the middle part fixedly connected with connecting pipe two (81) at both ends about water pump two (8), the one end of connecting pipe two (81) passes through connecting pipe fixed connection with the lower extreme of heating pipeline (54), the bottom fixed connection of the other end of connecting pipe two (81) and water header (6) left side inner wall.