CN219797979U - Slag waste heat recycling mechanism - Google Patents
Slag waste heat recycling mechanism Download PDFInfo
- Publication number
- CN219797979U CN219797979U CN202321000055.3U CN202321000055U CN219797979U CN 219797979 U CN219797979 U CN 219797979U CN 202321000055 U CN202321000055 U CN 202321000055U CN 219797979 U CN219797979 U CN 219797979U
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- China
- Prior art keywords
- slag
- fixedly connected
- recovery
- waste heat
- water guide
- Prior art date
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- 239000002893 slag Substances 0.000 title claims abstract description 84
- 239000002918 waste heat Substances 0.000 title claims abstract description 24
- 238000004064 recycling Methods 0.000 title claims description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 54
- 238000011084 recovery Methods 0.000 claims abstract description 48
- 238000009413 insulation Methods 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000010310 metallurgical process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009853 pyrometallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
Landscapes
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The utility model relates to the technical field of waste heat recovery, and discloses a slag waste heat recovery and utilization mechanism, which comprises a base, wherein a support frame is fixedly connected to the base, a recovery furnace is fixedly connected to the support frame, a heat insulation layer is connected to the inner wall of the recovery furnace, the bottom of the inner wall of the recovery furnace is arranged in a slope manner, a slag outlet is arranged at the bottom of the recovery furnace at the bottom of the slope, a plurality of groups of evenly distributed water guide pipes are fixedly connected to the bottom wall of the recovery furnace, the water guide pipes are arranged in a U shape, a plurality of groups of evenly distributed heat guide blocks are fixedly connected to the outer wall of the water guide pipes, a first total connecting pipe is fixedly connected to the water inlet end of the water guide pipes through the bottom of the recovery furnace, a second total connecting pipe is fixedly connected to the water outlet end of the water guide pipes through the bottom of the recovery furnace, and a water inlet pipe is connected to the second total connecting pipe.
Description
Technical Field
The utility model relates to the technical field of waste heat recovery, in particular to a slag waste heat recovery and utilization mechanism.
Background
Slag, also known as slag, is a melt produced in the pyrometallurgical process and floating on the surface of liquid substances such as metals, the composition of which is mainly oxides (silica, alumina, calcium oxide, magnesium oxide), and often contains sulfides and entrains small amounts of metals, wherein the melt produced by coal in the combustion chamber of a boiler consists of coal ash, and can be used as raw materials for bricks, tiles and the like. Since slag is a byproduct generated in the high Wen Huofa metallurgical process, the formation temperature of the slag is usually high, and the slag belongs to good waste heat resources and has high waste heat recycling value.
The traditional slag heat dissipation mode is to stack slag together for natural heat dissipation, and the waste heat of the slag is not well utilized for recycling. At present, the common slag waste heat recovery mechanism utilizes a heat exchanger to absorb heat emitted by the slag while conveying the slag by a conveying belt, and the slag waste heat recovery efficiency in the mode is lower.
Disclosure of Invention
The utility model aims to provide a slag waste heat recycling mechanism for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a slag waste heat recovery utilizes mechanism, includes the base, fixedly connected with support frame on the base, fixedly connected with recovery stove on the support frame, be connected with the insulating layer on the recovery stove inner wall, recovery stove inner wall bottom is the slope setting, and the recovery stove bottom of slope bottom is provided with the slag notch, recovery stove diapire fixedly connected with multiunit evenly distributed to the water guide pipe, the water guide pipe is the U-shaped setting, fixedly connected with multiunit evenly distributed's heat conduction piece on the water guide pipe outer wall, the water inlet end of water guide pipe passes the first total takeover of recovery stove bottom fixedly connected with, and the water outlet end of water guide pipe passes the total takeover of recovery stove bottom fixedly connected with second, is connected with the inlet tube on the total takeover of first total takeover of second, still includes: and the slag discharging assembly is connected in the slag discharging hole.
As a further scheme of the utility model: the top of the recovery furnace is provided with a stepped groove, and a heat insulation cover is arranged on the stepped groove.
As a further scheme of the utility model: the slag discharging assembly comprises a blanking pipe fixedly connected in the slag hole, a chute is arranged on the inner wall of the bottom of the blanking pipe, and a baffle is connected in the chute in a sliding manner.
As a further scheme of the utility model: one end of the baffle plate penetrates through one end of the chute and is fixedly connected with a connecting rod, and the other end of the connecting rod penetrates through the supporting rod and is fixedly connected with a handle.
As a further scheme of the utility model: the slag conveying device comprises a base, a support rod is fixedly connected to the base, a rotating shaft is connected to the support rod in a rotating mode, rollers are fixedly connected to the rotating shaft, a slag conveying belt is connected between the rollers, one end of the slag conveying belt is arranged below the blanking pipe, and the other end of the slag conveying belt is arranged outside the support rod.
As still further aspects of the utility model: one side of the supporting rod is fixedly connected with a motor, and an output shaft of the motor is fixedly connected to the rotating shaft.
Compared with the prior art, the utility model has the beneficial effects that: according to the utility model, the heat conduction pipe and the heat conduction block are arranged to conduct heat in slag in the recovery furnace, and cold water is used for absorbing heat, so that compared with the traditional air heat conduction, the heat transfer efficiency is improved, the practicability of the device is improved, and hot water recovered by the device can be used for life, heating and the like.
Drawings
Fig. 1 is a schematic structural view of a slag waste heat recycling mechanism in the utility model.
FIG. 2 is a cross-sectional view of a slag waste heat recovery and utilization mechanism in accordance with the present utility model.
FIG. 3 is a cross-sectional view of a slag waste heat recovery and utilization mechanism in accordance with the present utility model.
FIG. 4 is a cross-sectional view of a slag waste heat recovery and utilization mechanism in accordance with the present utility model.
In the figure: 1-base, 2-support frame, 3-recovery furnace, 4-insulating layer, 5-aqueduct, 6-heat conduction block, 7-first total connection pipe, 8-second total connection pipe, 9-inlet tube, 10-heat discharge tube, 11-slag tap, 12-blanking tube, 13-chute, 14-baffle, 15-connecting rod, 16-handle, 17-ladder groove, 18-insulating cover, 19-support bar, 20-rotating shaft, 21-roller, 22-slag conveying belt and 23-motor.
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 to 4, in the embodiment of the utility model, a slag waste heat recycling mechanism comprises a base 1, a support frame 2 is fixedly connected to the base 1, a recycling furnace 3 is fixedly connected to the support frame 2, a heat insulation layer 4 is connected to the inner wall of the recycling furnace 3, the recycling furnace 3 is heat-insulated and sealed through the arrangement of the heat insulation layer 4, the heat dissipation rate of the heat insulation furnace 3 is reduced, the bottom of the inner wall of the recycling furnace 3 is in a slope arrangement, a slag outlet 11 is arranged at the bottom of the recycling furnace 3 at the bottom of the slope, a plurality of groups of evenly distributed water guide pipes 5 are fixedly connected to the bottom wall of the recycling furnace 3, the water guide pipes 5 are in a U-shaped arrangement, a plurality of groups of evenly distributed heat guide blocks 6 are fixedly connected to the outer wall of the water guide pipes 5, a water inlet end of the water guide pipes 5 passes through the bottom of the recycling furnace 3 and is fixedly connected with a first total connection pipe 7, a water outlet end of the water guide pipe 5 passes through a second total connection pipe 8, a water inlet pipe 9 is connected to the first total connection pipe 7, and a heat discharging pipe is connected to the second total connection pipe 8, and the mechanism further comprises: the slag discharging component connected in the slag outlet 11 firstly pours high-temperature slag into the recovery furnace 3, then the equipment pumps cold water into the first connecting pipe 7 through the water inlet pipe 9, the cold water flows into the plurality of groups of water guide pipes 5 through the first connecting pipe 7, and in the process that the cold water flows in the water guide pipes 5, heat in the slag flows into the cold water along the heat conducting blocks 6 and the water guide pipes 5, so as to heat the cold water, heated hot water flows into the second connecting pipe 8 along the water guide pipes 5, and then flows out through the heat discharging pipe, so that the heat is reused, after heat recovery is finished, the slag is discharged through the slag outlet 11, and in the discharging process, because the bottom of the recovery furnace 3 is arranged in a slope, the slag at the bottom of the recovery furnace 3 slides into the slag returning outlet 11 along the slope, so that slag accumulation in the recovery furnace 3 is avoided.
In one case of this embodiment, referring to fig. 1 to 4, a stepped groove 17 is provided at the top of the recovery furnace 3, and a heat insulation cover 18 is installed on the stepped groove 17, and the heat insulation cover 18 is installed and fixed by the arrangement of the stepped groove 17, so that the recovery furnace 3 is sealed and insulated by the heat insulation cover 18, the loss rate of heat in slag is reduced, and the recovery rate of heat in slag by equipment is improved.
In one case of this embodiment, referring to fig. 1 to 4, the slag discharging assembly includes a blanking pipe 12 fixedly connected to the slag hole 11, a chute 13 is disposed on an inner wall of a bottom of the blanking pipe 12, a baffle 14 is slidably connected to the chute 13, one end of the baffle 14 passes through one end of a connecting rod 15 fixedly connected to the chute 13, the other end of the connecting rod 15 passes through a supporting rod 19 and is fixedly connected to a handle 16, a supporting rod 19 is fixedly connected to the base 1, a rotating shaft 20 is rotatably connected to the supporting rod 19, a roller 21 is fixedly connected to the rotating shaft 20, a slag conveying belt 22 is connected between the rollers 21, one end of the slag conveying belt 22 is disposed below the blanking pipe 12, the other end of the slag conveying belt 22 is disposed outside the supporting rod 19, a motor 23 is fixedly connected to one side of the supporting rod 19, an output shaft of the motor 23 is fixedly connected to the rotating shaft 20, when the slag in the recovery furnace 3 is required to be discharged, the handle 16 can be pulled by pulling the handle 16 through the connecting rod 15, the baffle 14 is pulled out of the chute 13, thereby the slag conveying belt 22 is opened, the slag conveying belt 22 is rotated to the rotating shaft 20, and the slag conveying belt 22 is rotated to be conveyed to the rotating shaft 20, and then the slag conveying belt 22 is rotated to be conveyed to the rotating shaft 20 to the roller 20.
The working principle of the utility model is as follows: the utility model firstly pours high temperature slag into the recovery furnace 3, then the equipment pumps cold water into the first header pipe 7 through the water inlet pipe 9, the cold water flows into a plurality of groups of water guide pipes 5 through the first header pipe 7, in the process of flowing the cold water in the water guide pipes 5, the heat in the slag flows into the cold water along the heat conducting blocks 6 and the water guide pipes 5, thereby heating the cold water, the heated hot water flows into the second header pipe 8 along the water guide pipes 5, then flows out through the heat discharging pipes, thereby recycling the heat, after the heat recovery is finished, when the slag in the recovery furnace 3 is required to be discharged, the device can pull the handle 16, the handle 16 drives the baffle plate 14 to be pulled out from the chute 13 through the connecting rod 15, thereby opening the blanking pipe 12, after opening, the slag in the recovery furnace 3 slides onto the slag conveying belt 22, then drives the rotary shaft 20 to rotate through the motor 23, the rotary shaft 20 drives the slag conveying belt 22 to rotate, thereby conveying and discharging the slag falling onto the slag conveying belt 22, and in the process of discharging slag, and in the bottom of the slag discharging furnace, the slag is in the slope 3, and the slope 11 is arranged at the bottom of the slag discharging furnace, and the slope is prevented from being accumulated in the slope 11.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (6)
1. The utility model provides a slag waste heat recovery utilizes mechanism, includes the base, its characterized in that, fixedly connected with support frame on the base, fixedly connected with recovery stove on the support frame, be connected with the insulating layer on the recovery stove inner wall, recovery stove bottom is the slope setting, and the recovery stove bottom of slope bottom is provided with the slag notch, recovery stove diapire fixedly connected with multiunit evenly distributed to the water guide pipe, the water guide pipe is the U-shaped setting, fixedly connected with multiunit evenly distributed's heat conduction piece on the water guide pipe outer wall, the water inlet end of water guide pipe passes the first total takeover of recovery stove bottom fixedly connected with, and the water outlet end of water guide pipe passes the total takeover of recovery stove bottom fixedly connected with second, is connected with the inlet tube on the total takeover of first total takeover of second, still includes: and the slag discharging assembly is connected in the slag discharging hole.
2. The slag waste heat recycling mechanism according to claim 1, wherein a stepped groove is formed in the top of the recycling furnace, and a heat insulation cover is installed on the stepped groove.
3. The slag waste heat recycling mechanism according to claim 1, wherein the slag discharging assembly comprises a blanking pipe fixedly connected in the slag outlet, a chute is arranged on the inner wall of the bottom of the blanking pipe, and a baffle is connected in the chute in a sliding manner.
4. The slag waste heat recycling mechanism according to claim 3, wherein one end of the baffle plate is fixedly connected with one end of a connecting rod through the sliding groove, and the other end of the connecting rod is fixedly connected with a handle through the supporting rod.
5. The slag waste heat recycling mechanism according to claim 3, wherein the base is fixedly connected with a supporting rod, the supporting rod is rotationally connected with a rotating shaft, rollers are fixedly connected to the rotating shaft, a slag conveying belt is connected between the rollers, one end of the slag conveying belt is arranged below the blanking pipe, and the other end of the slag conveying belt is arranged outside the supporting rod.
6. The slag waste heat recycling mechanism according to claim 5, wherein one side of the supporting rod is fixedly connected with a motor, and an output shaft of the motor is fixedly connected to the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321000055.3U CN219797979U (en) | 2023-04-28 | 2023-04-28 | Slag waste heat recycling mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321000055.3U CN219797979U (en) | 2023-04-28 | 2023-04-28 | Slag waste heat recycling mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219797979U true CN219797979U (en) | 2023-10-03 |
Family
ID=88152425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321000055.3U Active CN219797979U (en) | 2023-04-28 | 2023-04-28 | Slag waste heat recycling mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219797979U (en) |
-
2023
- 2023-04-28 CN CN202321000055.3U patent/CN219797979U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |