CN219922890U - Heat absorption type gas generator - Google Patents
Heat absorption type gas generator Download PDFInfo
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- CN219922890U CN219922890U CN202321081041.9U CN202321081041U CN219922890U CN 219922890 U CN219922890 U CN 219922890U CN 202321081041 U CN202321081041 U CN 202321081041U CN 219922890 U CN219922890 U CN 219922890U
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- gas
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- generator
- heating
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- 238000010521 absorption reaction Methods 0.000 title claims description 6
- 238000010438 heat treatment Methods 0.000 claims abstract description 62
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 14
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 211
- 230000007246 mechanism Effects 0.000 claims description 23
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 11
- 230000001276 controlling effect Effects 0.000 claims description 11
- 239000003345 natural gas Substances 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 3
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 3
- 238000003780 insertion Methods 0.000 claims 3
- 230000008901 benefit Effects 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005219 brazing Methods 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000005256 carbonitriding Methods 0.000 description 1
- 238000005255 carburizing Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
Landscapes
- Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
Abstract
The utility model discloses an endothermic gas generator, which comprises a gas generating component, a heating component, a gas supply component, a gas output component and an electrical control cabinet, wherein the heating component is arranged on the gas generating component, the input end of the gas supply component is connected with an external gas source through a first pipeline, the output end of the gas supply component is connected with the gas generating component through a second pipeline, gas can enter the gas generating component through the first pipeline, the gas supply component and the second pipeline, one end of the gas output component is connected with the heating component through a third pipeline, one end of the gas output component, which is far away from the heating component, is connected with a fourth pipeline, and the reacted gas can be discharged through the third pipeline, the gas output component and the fourth pipeline. The utility model is provided with a plurality of heating parts which are respectively positioned at different heights in the main body of the producer, so that the temperature uniformity in the main body of the producer is greatly improved, the catalyst efficiency is improved, the generation of carbon deposit is reduced, and the quality of the produced RX gas is high.
Description
Technical Field
The utility model relates to the field of heat-absorbing gas generators, in particular to a heat-absorbing gas generator.
Background
At present, the heat absorption type gas generator, commonly called RX gas generator, is a device for producing RX gas by mixing raw material gas (usually natural gas or propane gas) and air in proportion, introducing the raw material gas into a reaction kettle filled with a catalyst at a high temperature state, and performing directional chemical reaction and cracking. RX gas can be used in carburizing, nitriding, carbonitriding, spheroidizing degradation, bright quenching, brazing, powder metallurgy, and the like processes.
In the prior art, the application number is: the chinese patent document of CN201821193316.7 discloses an atmosphere control system of an endothermic gas generator, which comprises an air inlet unit, an air mass flowmeter, a natural gas inlet unit, a natural gas mass flowmeter, a control system, an air output unit and a natural gas output unit, wherein the control system comprises a pressure sensor and a PLC controller, the pressure sensor is used for sensing the pressure of the mixed gas of air and natural gas, and the PLC controller controls the pressure of the mixed gas of air and natural gas and the mass flow ratio of air and natural gas.
From the above, the conventional endothermic gas generator has the following drawbacks: by adopting the gas type heating, the heating in the reaction furnace is uneven, the gas in the reaction furnace cannot be guaranteed to fully react, the waste is easy to produce, the production cost is improved, and the quality of the produced gas is lower. Therefore, there is a need for an improvement in such a structure to overcome the above-mentioned drawbacks.
Disclosure of Invention
The utility model aims to provide a heat absorption type gas generator which is used for solving the problems that the existing gas generator adopts gas type heating, so that the heating in a reaction furnace is uneven, the gas in the reaction furnace cannot be ensured to fully react, the waste is easy to produce, the production cost is increased, and the quality of the produced gas is lower.
The technical aim of the utility model is realized by the following technical scheme:
the heat absorption type gas generator comprises a gas generation assembly, a heating assembly, a gas supply assembly, a gas output assembly and an electrical control cabinet, wherein the heating assembly is arranged on the gas generation assembly, the input end of the gas supply assembly is connected with an external gas source through a first pipeline, the output end of the gas supply assembly is connected with the gas generation assembly through a second pipeline, gas can enter the gas generation assembly through the first pipeline, the gas supply assembly and the second pipeline, one end of the gas output assembly is connected with the heating assembly through a third pipeline, one end of the gas output assembly, far away from the heating assembly, is connected with a fourth pipeline, and reacted gas can be discharged through the third pipeline, the gas output assembly and the fourth pipeline;
the heating assembly comprises a heating part, a temperature controller, a power regulator and a heater, wherein the heating part is provided with a plurality of heating parts which are respectively positioned at different heights in the main body of the producer, the input end of the heating part is electrically connected with the heater, the heater is provided with the temperature controller and the power regulator, and the output temperature of the heater can be regulated through the temperature controller and the power regulator.
The utility model is further provided with: the gas generating assembly comprises a generating furnace main body and a base, wherein the base is positioned at the lowest part of the whole generating furnace assembly, the bottom of the generating furnace main body is arranged on the base, an inserting hole is formed in the side face of the generating furnace main body, the inserting hole is communicated with the inside of the generating furnace main body, and the heating assembly can enter the generating furnace main body through the inserting hole so as to heat the generating furnace main body, an opening is formed in the top of the generating furnace main body, and a sealing cover is arranged on the opening.
The utility model is further provided with: the main body of the producer is internally provided with a nickel-based block catalyst.
The utility model is further provided with: the main body and the base of the producer are components made of high-temperature resistant alloy steel.
The utility model is further provided with: the outer side of the producer main body is also provided with an insulating layer, and the insulating layer is made of aluminum silicate fiber folding blocks.
The utility model is further provided with: the heating piece adopts an R-type thermocouple.
The utility model is further provided with: the gas supply assembly comprises a proton flowmeter, a flow regulator, a Roots blower, a check valve and a gas mixing mechanism; the gas mixing mechanism is connected with the gas cylinder through the external gas cylinder of the gas inlet pipe, the gas cylinder is provided with a plurality of gas cylinders, natural gas and air are filled in the gas cylinder, a proton flowmeter, a flow regulator and a check valve are arranged on the gas inlet pipe, the flow rate and the total flow of gas are detected through the proton flowmeter, the flow regulator is used for adjusting the flow of the gas inlet pipe, the check valve is used for preventing the gas from flowing backwards into the gas cylinder, a Roots blower is arranged at the output end of the gas mixing mechanism, and the Roots blower is communicated with the gas generating assembly through the gas outlet pipe and is used for introducing the mixed gas into the gas generating assembly for reaction.
The utility model is further provided with: the gas output assembly comprises a gas cooler, a pressure switch, an output valve group, a temperature detector, a pressure control mechanism and a carbon collector, wherein the gas cooler is arranged in a plurality, the gas cooler is arranged on a third pipeline and a fourth pipeline, gas flows through the gas cooler through the third pipeline, the third pipeline and the fourth pipeline are further provided with the pressure switch, the output valve group, the temperature detector and the pressure control mechanism, the output valve is used for controlling the on-off of the pipeline, the pressure switch is used for detecting the gas pressure in the pipeline, the carbon collector is arranged on an outlet of the fourth pipeline and used for collecting carbon and water in the pipeline, and cooled gas can be discharged from the fourth pipeline.
The utility model is further provided with: the gas output assembly further comprises a waste gas treatment mechanism, the waste gas treatment mechanism is located at the output end of the gas output assembly, and the waste gas treatment mechanism comprises a pilot flame unit, wherein the pilot flame unit is used for burning out discharged waste gas.
The utility model is further provided with: the electric control cabinet heating assembly, the gas supply assembly and the gas output assembly are electrically connected and used for controlling the heating assembly to adjust the temperature inside the main body of the producer, controlling the flow of gas input and discharging the gas.
Compared with the prior art, the utility model has the following beneficial effects:
be equipped with heating element and include heating element, temperature controller, power regulator and heater, the heating element is equipped with a plurality ofly, is located the not co-altitude of producer main part respectively in the position, and the input and the heater electricity of heating element are connected, are equipped with temperature controller and power regulator on the heater, can adjust the output temperature of heater through temperature controller and power regulator, compare with current gas heating mode, have following advantage: by arranging a plurality of heating parts, the temperature uniformity in the main body of the producer is greatly improved, the catalyst efficiency is improved, the generation of carbon deposition is reduced, and the quality of the produced RX gas is high.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Number labels: gas generating component 1, heating component 2, gas supply component 3, gas output component 4, electrical control cabinet 5, first pipeline 6, second pipeline 7, third pipeline 8, fourth pipeline 9, external gas source 10, heating element 21, and heater 22
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.
As shown in fig. 1, the heat-absorbing gas generator provided by the utility model comprises a gas generating component 1, a heating component 2, a gas supplying component 3, a gas outputting component 4 and an electrical control cabinet 5; the heating component 2 is arranged on the gas generating component 1, the input end of the gas supply component 3 is connected with an external gas source 10 through a first pipeline 6, the output end of the gas supply component 3 is connected with the gas generating component 1 through a second pipeline 7, gas can enter the gas generating component 1 through the first pipeline 6, the gas supply component 3 and the second pipeline 7, one end of the gas output component 4 is connected with the heating component 2 through a third pipeline 8, one end of the gas output component 4, which is far away from the heating component 2, is connected with a fourth pipeline 9, and gas generated after reaction can be discharged through the third pipeline 8, the gas output component 4 and the fourth pipeline 9;
in the embodiment, the gas generating assembly 1 comprises a generating furnace main body and a base, wherein the base is positioned at the lowest part of the whole generating furnace assembly, the bottom of the generating furnace main body is arranged on the base, an inserting hole is formed in the side face of the generating furnace main body and communicated with the inside of the generating furnace main body, the heating assembly 2 can enter the generating furnace main body through the inserting hole so as to heat the generating furnace main body, an opening is formed in the top of the generating furnace main body, a sealing cover is arranged on the opening and movably connected with the opening, and the sealing cover can be removed to clean and maintain the inside of the generating furnace main body;
in this embodiment, producer main part and base are the component that adopts high temperature resistant alloy steel to make, can use for a long time under high temperature environment, and the outside of producer main part still is equipped with the heat preservation, and the heat preservation adopts aluminium silicate fiber folding block to make, can reduce producer main part excessive, guarantees the temperature in the stove.
In the embodiment, a nickel-based block catalyst is arranged in the main body of the producer and is used for catalyzing the cracking reaction of the mixed gas to reduce carbon deposition;
in this embodiment, the heating assembly 2 includes a plurality of heating elements 21, a temperature controller, a power regulator and a heater 22, the heating elements 21 are disposed at different heights in the main body of the producer, the input end of the heating element 21 is electrically connected with the heater 22, the heater 22 is provided with the temperature controller and the power regulator, the output temperature of the heater 22 can be regulated through the temperature controller and the power regulator, and the heater 22 can independently regulate each heating element 21, thereby controlling the temperature of each region in the producer.
In this embodiment, the heating element 21 adopts an R-type thermocouple, which has the following advantages compared with the existing gas heating method: by providing a plurality of heating elements 21, the temperature uniformity in the main body of the producer is greatly improved, the catalyst efficiency is improved, the generation of carbon deposition is reduced, the RX gas quality is high, and meanwhile, the influence of the gas quality is not limited.
In this embodiment, the gas supply assembly 3 is configured to introduce the mixed raw gas into the gas generating assembly 1, and includes a proton flowmeter, a flow regulator, a Roots blower, a check valve, and a gas mixing mechanism; the gas mixing mechanism is connected with the gas cylinder through the external gas cylinder of the gas inlet pipe, the gas cylinder is provided with a plurality of gas cylinders, natural gas and air are filled in the gas cylinders, a proton flowmeter, a flow regulator and a check valve are arranged on the gas inlet pipe, the flow rate and the total flow of gas are detected through the proton flowmeter, the flow of the gas inlet pipe is regulated through the flow regulator, the check valve is used for preventing the gas from flowing backwards into the gas cylinder, a Roots blower is arranged at the output end of the gas mixing mechanism, the Roots blower is communicated with the gas generating assembly 1 through the gas outlet pipe, and the mixed gas is introduced into the gas generating assembly 1 for reaction.
In this embodiment, the gas output assembly 4 includes a plurality of gas coolers, a pressure switch, an output valve group, a temperature detector, a pressure control mechanism and a carbon collector, wherein the gas coolers are disposed on the third pipeline 8 and the fourth pipeline 9, and the gas flows through the third pipeline 8 to cool the gas for multiple times, so as to avoid carbon black precipitation, and ensure that the gas output assembly 4 is in a safe operating temperature; the third pipeline 8 and the fourth pipeline 9 are also provided with a pressure switch, an output valve group, a temperature detector and a pressure control mechanism, wherein the output valve is used for controlling the on-off of the pipeline, the pressure switch is used for detecting the gas pressure in the pipeline, and when the pressure is higher than a specified range, the pressure control mechanism is put into operation to relieve the pressure of the pipeline; the carbon collector is arranged on the outlet of the pipeline IV 9 and is used for collecting carbon and water in the pipeline, and the cooled RX gas can be discharged from the pipeline IV 9, so that the concentrated collection is facilitated.
In this embodiment, the gas output assembly 4 further includes an exhaust gas treatment mechanism, and the exhaust gas treatment mechanism is located on the output end of the gas output assembly 4, and includes a pilot fire unit, where the pilot fire unit is used to burn out the exhaust gas discharged, so as to avoid affecting the environment.
In this embodiment, the heating component 2, the gas supply component 3 and the gas output component 4 of the electrical control cabinet 5 are electrically connected, and are used for controlling the heating component 2 to regulate the temperature inside the main body of the producer, controlling the flow of gas input and gas discharge, ensuring the normal operation of the equipment and generating the gas with compound requirements.
The application process and principle of the utility model are as follows: when the gas generator is used, the gas supply assembly 3 is started through the electrical control cabinet 5 to introduce the gas to be reacted into the gas generating assembly 1, then the heating assembly 2 is started to heat the gas in the gas generating assembly 1, so that the gas is reacted to generate RX gas, the RX gas flows out through the gas output assembly 4 and is collected in a concentrated mode, in the utility model, the heating assembly 2 is electrically heated, and the plurality of heating elements 21 are arranged in the main body of the generator, so that the temperature uniformity in the main body of the generator is greatly improved, the catalyst efficiency is improved, the generation of carbon deposition is reduced, the RX gas is high in quality, and meanwhile, the influence of the gas quality is avoided.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "inner", "outer", "left", "right", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in place when the inventive product is used, or are directions or positional relationships conventionally understood by those skilled in the art, are merely for convenience of describing the present utility model and for simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance. In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, terms such as "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. In this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a list of elements is included, and may include other elements not expressly listed.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The heat absorption type gas generator is characterized by comprising a gas generation assembly, a heating assembly, a gas supply assembly, a gas output assembly and an electrical control cabinet, wherein the heating assembly is arranged on the gas generation assembly, the input end of the gas supply assembly is connected with an external gas source through a first pipeline, the output end of the gas supply assembly is connected with the gas generation assembly through a second pipeline, the gas can enter the gas generation assembly through the first pipeline, the gas supply assembly and the second pipeline, one end of the gas output assembly is connected with the heating assembly through a third pipeline, one end of the gas output assembly, far away from the heating assembly, is connected with a fourth pipeline, and the reacted gas can be discharged through the third pipeline, the gas output assembly and the fourth pipeline;
the heating assembly comprises a heating part, a temperature controller, a power regulator and a heater, wherein the heating part is provided with a plurality of heating parts which are respectively positioned at different heights in the main body of the producer, the input end of the heating part is electrically connected with the heater, the heater is provided with the temperature controller and the power regulator, and the output temperature of the heater can be regulated through the temperature controller and the power regulator.
2. The heat absorbing gas generator as set forth in claim 1, wherein the gas generating assembly comprises a generator main body and a base, wherein the base is located at the lowest part of the whole generator main body, the bottom of the generator main body is mounted on the base, an insertion hole is formed in a side surface of the generator main body, the insertion hole is communicated with the inside of the generator main body, the heating assembly can enter the generator main body through the insertion hole, thereby heating the generator main body, an opening is formed in the top of the generator main body, and a sealing cover is arranged on the opening.
3. The endothermic gas generator of claim 2 wherein a nickel-based bulk catalyst is disposed within the generator body.
4. The endothermic gas generator of claim 2 wherein the furnace body and the base are each a member made of high temperature alloy steel.
5. The heat absorbing gas generator as set forth in claim 2, wherein the outer side of the generator main body is further provided with a heat insulating layer, and the heat insulating layer is made of aluminum silicate fiber folding blocks.
6. The endothermic gas generator of claim 1 wherein the heating element is an R-type thermocouple.
7. The endothermic gas generator of claim 1 wherein the gas supply assembly comprises a proton flow meter, a flow regulator, a roots blower, a check valve, and a gas mixing mechanism; the gas mixing mechanism is connected with the gas cylinder through the external gas cylinder of the gas inlet pipe, the gas cylinder is provided with a plurality of gas cylinders, natural gas and air are filled in the gas cylinder, a proton flowmeter, a flow regulator and a check valve are arranged on the gas inlet pipe, the flow rate and the total flow of gas are detected through the proton flowmeter, the flow regulator is used for adjusting the flow of the gas inlet pipe, the check valve is used for preventing the gas from flowing backwards into the gas cylinder, a Roots blower is arranged at the output end of the gas mixing mechanism, and the Roots blower is communicated with the gas generating assembly through the gas outlet pipe and is used for introducing the mixed gas into the gas generating assembly for reaction.
8. The heat absorbing gas generator of claim 1, wherein the gas output assembly comprises a gas cooler, a pressure switch, an output valve group, a temperature detector, a pressure control mechanism and a carbon collector, wherein the gas cooler is arranged on a third pipeline and a fourth pipeline, the gas flows through the gas cooler through the third pipeline, the third pipeline and the fourth pipeline are further provided with the pressure switch, the output valve group, the temperature detector and the pressure control mechanism, the output valve is used for controlling on-off of the pipeline, the pressure switch is used for detecting the pressure of the gas in the pipeline, the carbon collector is arranged on an outlet of the fourth pipeline and used for collecting carbon and water in the pipeline, and the cooled gas can be discharged from the fourth pipeline.
9. The endothermic gas generator of claim 1 wherein the gas output assembly further comprises an exhaust gas treatment mechanism located on an output end of the gas output assembly, the exhaust gas treatment mechanism comprising an open-flame unit for burning out the exhaust gas emitted.
10. The heat absorbing gas generator of claim 1, wherein the electrical control cabinet heating assembly, the gas supply assembly, and the gas output assembly are electrically connected for controlling the heating assembly to regulate the temperature inside the generator body, for controlling the flow rate of the gas input, and for controlling the gas discharge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081041.9U CN219922890U (en) | 2023-05-08 | 2023-05-08 | Heat absorption type gas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321081041.9U CN219922890U (en) | 2023-05-08 | 2023-05-08 | Heat absorption type gas generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219922890U true CN219922890U (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321081041.9U Active CN219922890U (en) | 2023-05-08 | 2023-05-08 | Heat absorption type gas generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219922890U (en) |
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2023
- 2023-05-08 CN CN202321081041.9U patent/CN219922890U/en active Active
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