CN210015028U - Hydrothermal aging device for rapidly treating NOx low-temperature adsorbent - Google Patents
Hydrothermal aging device for rapidly treating NOx low-temperature adsorbent Download PDFInfo
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- CN210015028U CN210015028U CN201920736311.2U CN201920736311U CN210015028U CN 210015028 U CN210015028 U CN 210015028U CN 201920736311 U CN201920736311 U CN 201920736311U CN 210015028 U CN210015028 U CN 210015028U
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Abstract
The utility model provides a hydrothermal aging device for rapidly processing NOx low-temperature adsorbent, which comprises a tubular furnace and a gasification instrument; the tube furnace comprises a furnace tube, a base and a plurality of heating components, wherein end covers are arranged at two ends of the furnace tube, a plurality of heat insulation plates arranged at intervals are arranged in the furnace tube, the heat insulation plates divide the interior of the furnace tube into a plurality of independent closed heating cavities, the heating components are arranged on the base and sleeved on the outer wall of the furnace tube, the heating components have different heating temperatures, and the heating components are respectively arranged in one-to-one correspondence with the heating cavities; the gasification instrument is respectively connected with the heating cavities through air ducts. The utility model discloses a plurality of heating element have different heating temperature for a plurality of heating chambeies form the high temperature environment of different temperatures, have a plurality of warm areas.
Description
Technical Field
The utility model relates to a nitrogen oxide technical field especially relates to a rapid processing NOx cryosorption agent's hydrothermal aging device.
Background
The tubular high-temperature sintering furnace can be used for carrying out an aging test on a molecular sieve catalyst, when the catalyst aging test is carried out, automobile exhaust and steam are required to be mixed according to a certain proportion, and then the mixed gas is introduced into the tubular high-temperature sintering furnace, but the existing tubular high-temperature sintering furnace has a single-temperature-zone structure, when the sintering amount of some raw materials is small, most positions in the tubular high-temperature sintering furnace are idle, so that the waste of productivity and the meaningless consumption of resources are caused; or when the tube furnace is used for sintering experiments on certain raw materials, sintering must be carried out once and again to obtain experimental results, and sintering under different temperature control cannot be completed once.
SUMMERY OF THE UTILITY MODEL
Based on the technical problem that exists among the background art, the utility model provides a rapid processing NOx low temperature sorbent's hydrothermal aging device.
The utility model provides a hydrothermal aging device for rapidly processing NOx low-temperature adsorbent, which comprises a tubular furnace and a gasification instrument;
the tube furnace comprises a furnace tube, a base and a plurality of heating components, wherein end covers are arranged at two ends of the furnace tube, a plurality of heat insulation plates arranged at intervals are arranged in the furnace tube, the heat insulation plates divide the interior of the furnace tube into a plurality of independent closed heating cavities, the heating components are arranged on the base and sleeved on the outer wall of the furnace tube, the heating components have different heating temperatures, and the heating components are respectively arranged in one-to-one correspondence with the heating cavities; the gasification instrument is respectively connected with the heating cavities through air ducts.
Preferably, the heating assembly comprises an upper semicircular carrier plate and a lower semicircular carrier plate which have the same diameter, one side of the upper semicircular carrier plate is hinged with one side of the lower semicircular carrier plate, the other side of the upper semicircular carrier plate is provided with a first connecting plate, the first connecting plate is provided with a plurality of first assembling holes, and a plurality of upper heating elements with arc structures are arranged at intervals on the inner side of the upper semicircular carrier plate along the axial direction of the upper semicircular carrier plate; the lower semicircular carrier plate is fixed on the base, a second connecting plate is arranged on one side, corresponding to the connecting plate, of the lower semicircular carrier plate, a plurality of second assembling holes are formed in the second connecting plate and are respectively arranged in a one-to-one correspondence mode with the first assembling holes and are connected through bolts, lower heating elements of a plurality of arc-shaped structures are arranged on the inner side of the lower semicircular carrier plate along the axial direction of the lower semicircular carrier plate at intervals, and the lower heating elements are respectively arranged in a one-to-one correspondence mode with the upper heating elements.
Preferably, the plurality of heating assemblies have a different number of upper heating elements.
Preferably, the gasification instrument comprises a box body and an air pump, wherein the box body is internally provided with an independent gasification chamber and an independent mixing chamber, the top end of the gasification chamber is provided with a liquid inlet pipe extending out of the box body, and a plurality of heating nets are arranged in the gasification chamber at intervals in the vertical direction below the liquid inlet pipe; the mixing chamber is internally provided with a mixing pipe, a first air inlet pipe and a second air inlet pipe, the mixing pipe is internally provided with a spiral mixing channel, one end of the first air inlet pipe is communicated with the top end of the gasification chamber, the other end of the first air inlet pipe is communicated with the spiral mixing channel, one end of the second air inlet pipe is connected with an air pump, the other end of the second air inlet pipe is communicated with the spiral mixing channel, the box body is provided with an air outlet communicated with the mixing chamber, and the air.
Preferably, the first air inlet pipe is positioned in the mixing chamber and has a spiral section.
Preferably, the second air inlet pipe is positioned in the mixing chamber and has a spiral section.
Preferably, a plurality of mixing nets are arranged in the mixing chamber at intervals between the mixing pipe and the air outlet.
Preferably, the end part of the liquid inlet pipe located at one section in the gasification chamber is provided with a spray head.
Preferably, the liquid inlet pipe is arranged in one section of the gasification chamber, and a preheating sleeve is sleeved outside the section of the liquid inlet pipe.
The utility model provides a pair of rapid processing NOx cryosorption agent's hydrothermal aging device, the gas instrument leads to into vapor and automobile exhaust's mist in a plurality of heating chambeies respectively through a plurality of air ducts, and a plurality of heating element work for a plurality of heating intracavity form high temperature environment, the catalyst in mist and the cellular carrier carries out hydrothermal aging test under the high temperature. The utility model discloses a plurality of heating element have different heating temperature for a plurality of heating chambeies form the high temperature environment of different temperatures, have a plurality of warm areas.
Drawings
Fig. 1 is a schematic structural diagram of a hydrothermal aging apparatus for rapid processing of NOx cryosorbent according to the present invention;
fig. 2 is a schematic structural diagram of a heating assembly in the hydrothermal aging device for rapidly treating the NOx cryosorbent provided by the present invention.
Detailed Description
Referring to fig. 1 and 2, the utility model provides a hydrothermal aging device for rapidly processing NOx low-temperature adsorbent, which comprises a tube furnace and a gasification instrument; wherein:
the tube furnace includes boiler tube 1, base 2 and a plurality of heating element, boiler tube 1 both ends all are equipped with end cover 27, the inside heat insulating board 3 that is equipped with a plurality of interval arrangements of boiler tube 1, a plurality of heat insulating boards 3 separate into a plurality of independent confined heating chamber 4 with boiler tube 1 is inside, a plurality of heating element all install on base 2 and a plurality of heating element all suit are at boiler tube 1 outer wall, a plurality of heating element have different heating temperature and a plurality of heating element respectively with a plurality of heating chamber 4 one-to-one settings.
The gasifier is respectively connected with the heating chambers 4 through gas guide pipes 6 and is used for providing mixed gas of water vapor and automobile exhaust gas into the heating chambers 4. The gasification instrument comprises a box body 15 and an air pump 16, wherein an independent gasification chamber 17 and a mixing chamber 18 are arranged in the box body 15, a liquid inlet pipe 19 extending out of the box body 15 is arranged at the top end of the gasification chamber 17, and a plurality of heating nets 20 are arranged in the gasification chamber 17 below the liquid inlet pipe 19 at intervals in the vertical direction; a mixing pipe 21, a first air inlet pipe 22 and a second air inlet pipe 23 are arranged in the mixing chamber 18, a spiral mixing channel is arranged in the mixing pipe 21, one end of the first air inlet pipe 22 is communicated with the top end of the gasification chamber 17, the other end of the first air inlet pipe is communicated with the spiral mixing channel, one end of the second air inlet pipe 23 is connected with the air pump 16, the other end of the second air inlet pipe is communicated with the spiral mixing channel, an air outlet communicated with the mixing chamber 18 is formed in the box body 15, and the air guide pipe.
The utility model provides a hydrothermal aging device for rapidly processing NOx low-temperature adsorbent, which introduces water into a gasification chamber 17 through a liquid inlet pipe 19, and under the heating of a plurality of heating nets 20, the water is vaporized into vapor and is introduced into a spiral mixing channel of a mixing pipe 21 through a first air inlet pipe 22; the air pump 16 works to introduce automobile exhaust into the second air inlet pipe 23, and the second air inlet pipe 23 introduces the automobile exhaust into the spiral mixing channel of the mixing pipe 21 to be mixed with water vapor; the mixed gas is respectively guided into the heating chambers 4 through the gas guide pipes 6, the honeycomb-shaped carrier 5 adsorbed with the low-temperature adsorbent is placed into each heating chamber 4, the heating assemblies work, so that a high-temperature environment is formed in the heating chambers 4, and the mixed gas and a catalyst in the honeycomb-shaped carrier 5 are subjected to a hydrothermal aging test at high temperature. The utility model discloses a plurality of heating element have different heating temperature for a plurality of heating chamber 4 form the high temperature environment of different temperatures, have a plurality of warm areas.
In this embodiment, the heating assembly includes an upper semicircular carrier plate 7 and a lower semicircular carrier plate 8 with equal diameters, one side of the upper semicircular carrier plate 7 is hinged with one side of the lower semicircular carrier plate 8, and the other side thereof is provided with a first connecting plate 9, the first connecting plate 9 is provided with a plurality of first assembling holes 10, and a plurality of upper heating elements 11 with arc structures are arranged at intervals along the axial direction of the inner side of the upper semicircular carrier plate 7; the lower semicircular carrier plate 8 is fixed on the base 2, a second connecting plate 12 is arranged on one side, corresponding to the connecting plate, of the lower semicircular carrier plate 8, a plurality of second assembling holes 13 are formed in the second connecting plate 12, the second assembling holes 13 are respectively arranged in a one-to-one correspondence mode with the first assembling holes 10 and are connected through bolts, lower heating elements 14 of a plurality of arc-shaped structures are arranged on the inner side of the lower semicircular carrier plate 8 along the axial direction of the lower semicircular carrier plate at intervals, and the lower heating elements 14 are respectively arranged in a one-to-one correspondence mode with the upper heating elements 11.
In this embodiment, the plurality of heating assemblies have different numbers of upper heating elements 11. The power of the upper heating element 11 and the lower heating element 14 of each heating assembly is the same, and the heating temperature of the heating assemblies is controlled by controlling the number of the upper heating element 11 and the lower heating element 14.
In this embodiment, the first air inlet pipe 22 is located in the mixing chamber 18 and has a spiral shape. The water vapor forms a spiral airflow after passing through the first air inlet pipe 22, and can be fully mixed with the automobile exhaust after entering the mixing pipe 21.
In this embodiment, the second air inlet pipe 23 is located in the mixing chamber 18 and has a spiral shape. The automobile exhaust forms a spiral airflow after passing through the second air inlet pipe 23, and can be fully mixed with the water vapor after entering the mixing pipe 21.
In this embodiment, a plurality of mixing nets 24 are spaced between the mixing pipe 21 and the air outlet in the mixing chamber 18. The water vapor and the automobile exhaust can be mixed more fully by arranging a plurality of mixing nets 24.
In this embodiment, a nozzle 25 is disposed at the end of the liquid inlet pipe 19 located at one section of the gasification chamber 17.
In this embodiment, a preheating jacket 26 is sleeved outside a section of the liquid inlet pipe 19 located in the gasification chamber 17. The water in the liquid inlet pipe is preheated by the preheating sleeve 26, so that the vaporization effect of the water can be improved.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (9)
1. A hydrothermal aging device for rapidly processing NOx low-temperature adsorbent is characterized by comprising a tube furnace and a gasification instrument;
the tube furnace comprises a furnace tube (1), a base (2) and a plurality of heating components, wherein end covers (27) are arranged at two ends of the furnace tube (1), a plurality of heat insulation plates (3) arranged at intervals are arranged in the furnace tube (1), the heat insulation plates (3) divide the interior of the furnace tube (1) into a plurality of heating cavities (4) which are independently sealed, the heating components are all arranged on the base (2), the heating components are all sleeved on the outer wall of the furnace tube (1), the heating components have different heating temperatures, and the heating components are respectively arranged in one-to-one correspondence with the heating cavities (4); the gasifier is respectively connected with the heating cavities (4) through air ducts (6).
2. The hydrothermal aging device for rapid treatment of NOx low-temperature adsorbent according to claim 1, characterized in that the heating assembly comprises an upper semicircular carrier plate (7) and a lower semicircular carrier plate (8) with equal diameters, one side of the upper semicircular carrier plate (7) is hinged with one side of the lower semicircular carrier plate (8) and the other side thereof is provided with a first connecting plate (9), the first connecting plate (9) is provided with a plurality of first assembly holes (10), and the inner side of the upper semicircular carrier plate (7) is provided with a plurality of upper heating elements (11) with arc-shaped structures at intervals along the axial direction thereof; lower semi-circular support plate (8) are fixed on base (2), lower semi-circular support plate (8) are equipped with second connecting plate (12) with the corresponding one side of connecting plate, be equipped with a plurality of second pilot holes (13) on second connecting plate (12), a plurality of second pilot holes (13) set up and pass through bolted connection with a plurality of first pilot holes (10) one-to-one respectively, lower semi-circular support plate (8) inboard is arranged the interval along its axial and is arranged lower heating element (14) of a plurality of arc structures, a plurality of lower heating element (14) set up with a plurality of last heating element (11) one-to-one respectively.
3. The hydrothermal aging apparatus for rapid processing of NOx cryosorbents according to claim 2 wherein the plurality of heating assemblies have different numbers of upper heating elements (11).
4. Hydrothermal aging device for rapid treatment of NOx cryosorbents according to any of claims 1-3 characterized in that the gasifier comprises a tank (15) and an air pump (16),
an independent gasification chamber (17) and a mixing chamber (18) are arranged in the box body (15), a liquid inlet pipe (19) extending out of the box body (15) is arranged at the top end of the gasification chamber (17), and a plurality of heating nets (20) are arranged in the gasification chamber (17) below the liquid inlet pipe (19) at intervals in the vertical direction; be equipped with hybrid tube (21) in mixing chamber (18), first intake pipe (22) and second intake pipe (23), be equipped with spiral mixing channel in hybrid tube (21), first intake pipe (22) one end and vaporizer (17) top intercommunication and its other end and spiral mixing channel intercommunication, second intake pipe (23) one end is connected and its other end and spiral mixing channel intercommunication with air pump (16), be equipped with the gas outlet with mixing chamber (18) intercommunication on box (15), air duct (6) are connected with the gas outlet.
5. The hydrothermal aging device for rapid NOx treatment of low temperature absorbent as claimed in claim 4, characterized in that the first air intake pipe (22) is located in the mixing chamber (18) in a section of spiral shape.
6. The hydrothermal aging device for rapid NOx treatment of low temperature absorbent as claimed in claim 4, characterized in that the second inlet pipe (23) is located in the mixing chamber (18) in a section of spiral shape.
7. The hydrothermal aging device for rapid processing of NOx cryosorbents according to claim 5 or 6 characterized in that a plurality of mixing screens (24) are arranged in the mixing chamber (18) at intervals between the mixing pipe (21) and the gas outlet.
8. The hydrothermal aging device for rapid NOx treatment of low-temperature absorbent according to claim 5 or 6, characterized in that the end of the section of the liquid inlet pipe (19) located in the gasification chamber (17) is provided with a spray nozzle (25).
9. The hydrothermal aging device for rapid NOx treatment of low-temperature absorbent according to claim 5 or 6, characterized in that the liquid inlet pipe (19) is externally sleeved with a preheating sleeve (26) at a section inside the gasification chamber (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736311.2U CN210015028U (en) | 2019-05-21 | 2019-05-21 | Hydrothermal aging device for rapidly treating NOx low-temperature adsorbent |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920736311.2U CN210015028U (en) | 2019-05-21 | 2019-05-21 | Hydrothermal aging device for rapidly treating NOx low-temperature adsorbent |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210015028U true CN210015028U (en) | 2020-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920736311.2U Active CN210015028U (en) | 2019-05-21 | 2019-05-21 | Hydrothermal aging device for rapidly treating NOx low-temperature adsorbent |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210015028U (en) |
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2019
- 2019-05-21 CN CN201920736311.2U patent/CN210015028U/en active Active
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