CN216607156U - Novel immersion type heating online degassing box - Google Patents
Novel immersion type heating online degassing box Download PDFInfo
- Publication number
- CN216607156U CN216607156U CN202123192480.0U CN202123192480U CN216607156U CN 216607156 U CN216607156 U CN 216607156U CN 202123192480 U CN202123192480 U CN 202123192480U CN 216607156 U CN216607156 U CN 216607156U
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- China
- Prior art keywords
- degassing
- degassing box
- box body
- heater
- immersion
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- 238000007872 degassing Methods 0.000 title claims abstract description 74
- 238000007654 immersion Methods 0.000 title claims abstract description 37
- 238000010438 heat treatment Methods 0.000 title claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 18
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 18
- 239000004568 cement Substances 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 19
- 229910052782 aluminium Inorganic materials 0.000 abstract description 19
- 238000000034 method Methods 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 description 9
- 238000005266 casting Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 241000220317 Rosa Species 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- 239000000274 aluminium melt Substances 0.000 description 1
- 238000005269 aluminizing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a novel immersion heating online degassing box, relates to the technical field of degassing machines, and mainly solves the problems that a large amount of capacity needs to be consumed to maintain the temperature of aluminum liquid and degassing cost is increased in the working process of the existing degassing machine; the device comprises a degassing box body, wherein a degassing box upper cover is arranged at the top of the degassing box body, the degassing box upper cover and the degassing box body are hermetically installed, a liquid inlet and a liquid outlet are formed in the side wall of the degassing box body, a heater is arranged in the degassing box body, the heater is an immersion heater, a degassing machine is installed on the degassing box upper cover and is electrically connected with a PLC (programmable logic controller) control cabinet, and a residue discharge port is formed in the lower side of the degassing box.
Description
Technical Field
The utility model relates to the technical field of degassing, in particular to a novel immersion type heating online degassing box.
Background
Because harmful substances such as hydrogen, inclusion and the like exist in the aluminum alloy after refining, defects such as air holes, looseness, inclusion and the like are easily formed in the casting, and the physical property, the mechanical property and the service performance of the aluminum casting are directly influenced, so that the harmful substances must be removed before casting.
Original online degassing box is installed usually between smelting pot discharge opening and rose box, and the fuse-element flows into the degassing unit box in, smashes inert gas through rotary rotor, forms a large amount of dispersion bubbles and gets into the aluminium melt, through collision, seizure, surface adsorption, partial pressure effect, and hydrogen and the oxidation inclusion sediment in with the fuse-element along with gaseous come-up take out the aluminium liquid level and form the dross, and the aluminium alloy melt flows from degassing unit's export, realizes the purpose of continuous online refining promptly. Aluminium liquid can lose a large amount of heats when flowing and the degasification, and in order to satisfy the mobility of aluminium liquid, original online degassing box all adopts the mode of natural gas burning heating, heats aluminium liquid to guarantee the temperature of aluminium liquid, reach better mobility, can consume a large amount of energy at this in-process, the cost is higher.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a novel immersion heating online degassing tank to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a novel online degassing tank of immersion heating, includes the degassing box body, the top of degassing box body is provided with the degassing box upper cover, seal installation between degassing box upper cover and the degassing box body, be provided with income liquid mouth and liquid outlet on the lateral wall of degassing box body, the inside of degassing box body is provided with the heater, the heater is the immersion heater, the degassing machine is installed to the degassing box upper cover, degassing box and PLC switch board electric connection, the downside of degassing box is provided with the incomplete mouth of row.
As a further scheme of the utility model: the degassing tank is internally provided with a filter tank, and the immersion heater is arranged at the bottom of the filter tank.
As a still further scheme of the utility model: the immersion heater is characterized in that a silicon nitride protection tube is arranged outside the immersion heater, a primary-secondary sleeve connecting structure is arranged between the immersion heater and the silicon nitride protection tube, and the primary-secondary sleeve connecting structure is connected with the secondary-secondary sleeve connecting structure through a bolt.
As a still further scheme of the utility model: and the gap between the silicon nitride protection tube and the immersion heater is filled and sealed by adopting ceramic cement paste.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the PLC is adopted for temperature control and remote monitoring, the heater is placed at the bottom of the filter box, the immersion type heating mode is used for heating the aluminum liquid so as to ensure the temperature of the aluminum liquid and achieve better fluidity, the heating body and the silicon nitride protection tube adopt a primary-secondary sleeve structure, and when the furnace is cleaned or the protection tube is replaced, the secondary sleeve and the silicon nitride protection tube can be directly taken out together. The replacement efficiency of the silicon nitride heating protection tube is improved, meanwhile, flame is prevented from being in direct contact with the aluminum liquid by immersion heating, oxidation generated during heating of the aluminum liquid is reduced, and the heat utilization rate is improved.
Drawings
FIG. 1 is a schematic structural diagram of a novel immersion heating online degassing tank.
In the figure: 1-upper cover of degassing box, 2-residue discharge port, 3-immersion heater, 4-degassing box body, 5-liquid inlet, 6-liquid outlet, 7-degasser and 8-PLC control cabinet.
Detailed Description
In the description of the present invention, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Please refer to fig. 1, a novel immersion heating online degassing tank, including degassing tank 4, the top of degassing tank 4 is provided with degassing tank upper cover 1, seal installation between degassing tank 4 upper cover 1 and the degassing tank 4, be provided with income liquid mouth 5 and liquid outlet 6 on the lateral wall of degassing tank 4, the inside of degassing tank 4 is provided with the heater, the heater is immersion heater 3, install degasser 7 on degassing tank 4 upper cover 1, degassing tank 4 and PLC switch board 8 electric connection, the downside of degassing tank 4 is provided with incomplete mouthful 2 of row.
Specifically, degassing tank body 4 has guaranteed the temperature of aluminium liquid among the degassing process through setting up degassing tank upper cover 1, reduces the temperature and runs off, sets up immersion heater 3 in degassing tank body 4's inside simultaneously, carries out heat treatment to degassing tank body 4's bottom to guarantee the inside temperature of degassing tank body 4, guarantee the reliable flow of aluminium liquid in the degassing tank body 4.
As a further embodiment of the utility model, a filter box is arranged in the degassing tank body 4, and the immersion heater 3 is arranged at the bottom of the filter box.
In particular, the immersion heater 3 is arranged at the bottom of the filter box to ensure reliable filtration.
As a further embodiment of the present invention, a silicon nitride protection tube is disposed outside the immersion heater 3, and a primary-secondary sleeve connection structure is disposed between the immersion heater 3 and the silicon nitride protection tube, and the primary-secondary sleeve connection structure is connected with the secondary-secondary sleeve connection structure through a bolt.
Specifically, through setting up the outward appearance of silicon nitride protection tube protection immersion heater 3, avoid aluminium liquid to invade, avoid aluminium liquid to generate the oxide film simultaneously, be convenient for carry out the blowing out and change the silicon nitride protection tube through primary and secondary cover connection structure installation, improved the change efficiency of silicon nitride heating protection tube.
As a still further embodiment of the present invention, the gap between the silicon nitride protection tube and the immersion heater 3 is sealed by filling with ceramic cement.
Specifically, ceramic cement and other materials are adopted for sealing, so that aluminizing is prevented.
The working principle of the utility model is as follows:
it should be noted that, the utility model carries out temperature control and remote monitoring by adopting PLC, places the heater at the bottom of the filter box, uses immersion heating mode to heat the aluminum liquid to ensure the temperature of the aluminum liquid and achieve better fluidity, the heating element and the silicon nitride protection tube adopt a primary-secondary sleeve structure, when the furnace is cleaned or the protection tube is replaced, the secondary sleeve and the silicon nitride protection tube can be taken out together. The replacement efficiency of the silicon nitride heating protection tube is improved, meanwhile, flame is prevented from being in direct contact with the aluminum liquid by immersion heating, oxidation generated during heating of the aluminum liquid is reduced, and the heat utilization rate is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a novel online degassing box of immersion heating, includes degassing box body (4), its characterized in that, the top of degassing box body (4) is provided with degassing box upper cover (1), seal installation between degassing box body (4) upper cover (1) and degassing box body (4), be provided with on the lateral wall of degassing box body (4) into liquid mouth (5) and liquid outlet (6), the inside of degassing box body (4) is provided with the heater, the heater is immersion heater (3), install degasser (7) on degassing box body (4) upper cover (1), degassing box body (4) and PLC switch board (8) electric connection, the downside of degassing box body (4) is provided with incomplete mouthful (2) of row.
2. A new type of immersion heating in-line degassing tank according to claim 1, characterized in that a filtering tank is arranged in the degassing tank body (4), and the immersion heater (3) is arranged at the bottom of the filtering tank.
3. The novel immersion heating online degassing tank of claim 1, wherein a silicon nitride protection tube is arranged outside the immersion heater (3), and a primary-secondary sleeve connecting structure is arranged between the immersion heater (3) and the silicon nitride protection tube and connected with the primary-secondary sleeve connecting structure through a bolt.
4. A novel immersion heating on-line degassing tank according to claim 3, characterized in that the gap between the silicon nitride protection tube and the immersion heater (3) is sealed by ceramic cement filling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123192480.0U CN216607156U (en) | 2021-12-19 | 2021-12-19 | Novel immersion type heating online degassing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123192480.0U CN216607156U (en) | 2021-12-19 | 2021-12-19 | Novel immersion type heating online degassing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216607156U true CN216607156U (en) | 2022-05-27 |
Family
ID=81705116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123192480.0U Active CN216607156U (en) | 2021-12-19 | 2021-12-19 | Novel immersion type heating online degassing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216607156U (en) |
-
2021
- 2021-12-19 CN CN202123192480.0U patent/CN216607156U/en active Active
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