Gas generating device

Abstract

The gas generating device comprises a cup body, a stock bin and a filtering bin, a reaction bin is formed in the cup body and connected with the filtering bin through an exhaust channel, and the filtering bin is provided with an exhaust port; the stock bin is detachably connected to the upper portion of the cup body, a material opening is formed in the lower end of the stock bin, and a feeding device is arranged and used for conveying a material B in the stock bin into the reaction bin through the material opening. The gas generating device provided by the invention is convenient to operate and controllable in gas pressure.

Description

Technical Field

[0001] The invention belongs to a gas making device, and in particular relates to a gas generating device. Background Art

[0002] With the development of science and technology, portable gas generators are increasingly used in many fields, especially in medical, field operations and emergency rescue scenarios. Traditional gas supply methods often require a large amount of gas to be stored in advance, which not only increases the weight and volume of the equipment, but also may bring safety hazards.

[0003] Although there are some portable gas generating devices in the prior art, most of them have complex structures, are inconvenient to use, and are difficult to control reaction speed, gas pressure, etc., and are difficult to meet the needs in practical applications. Summary of the invention

[0004] In view of the defects in the prior art, the present invention provides a gas generating device which is easy to operate and has controllable gas pressure.

[0005] A gas generating device provided by the present invention comprises: a cup body, a silo and a filter silo, wherein a reaction silo is formed in the cup body, the reaction silo is connected to the filter silo through an exhaust passage, the filter silo is provided with an exhaust port, the cup body is used to place material A, the silo is used to place material B, and the material B is a dry material;

[0006] The silo is detachably connected to the top of the cup body, and a material port is provided at the lower end of the silo, and a feeding device is provided for conveying the material B in the silo into the reaction silo through the material port.

[0007] According to an embodiment of the present invention, the feeding device is a screw rod, and the screw rod is connected to a driving motor.

[0008] According to one embodiment of the present invention, a stirrer is provided in the reaction chamber.

[0009] According to one embodiment of the present invention, the screw is drivingly connected to the agitator.

[0010] According to an embodiment of the present invention, an electrical compartment is further provided, in which a main control board and a lithium battery are provided.

[0011] According to an embodiment provided by the present invention, the main control board is provided with a sensor for detecting the air pressure in the cup body. When the air pressure in the cup body is lower than a first preset value, material B is added to the reaction bin through the feeding device to make the air pressure higher than a second preset value, and the second preset value is greater than the first preset value. After the air pressure in the cup body is lower than the first preset value for a period of time greater than a preset time, the system determines that material A is insufficient and stops adding material B.

[0012] According to an embodiment provided by the present invention, the electrical bin is located on the material bin, and a switch and a charging port are provided on the outside of the material bin.

[0013] According to an embodiment provided by the present invention, the filter bin is threadedly connected to the upper end of the silo, the air inlet of the filter bin is located at the bottom of the filter bin, and a check valve is provided.

[0014] According to an embodiment provided by the present invention, the filter chamber is a transparent chamber body.

[0015] According to an embodiment of the present invention, a cover body extending downward is provided at the lower end of the silo, and a material port of the silo is located in the cover body.

[0016] The gas generating device of the present invention can realize convenient gas generation by designing a reaction bin, a material bin and a feeding device, and has the following beneficial effects:

[0017] 1. Convenient operation: Users can put material A into the reaction bin and material B into the silo in advance, and then put material B in the silo into the reaction bin for reaction and gas production as needed. The operation is simple and convenient, without complicated operating steps, and is suitable for a variety of scenarios.

[0018] 2. High safety: It avoids the potential safety hazards brought by traditional gas storage methods and reduces the risks during storage and transportation through on-site gas production.

[0019] 3. Strong adaptability: Different reaction materials can be selected according to different needs, and it can flexibly respond to various application scenarios, which improves the adaptability and versatility of the equipment.

[0020] 4. Precise control: A feeding device is provided to feed material B into the reaction chamber as needed, thereby controlling parameters such as reaction speed, gas production volume and gas pressure, and achieving more precise gas generation control. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0022] Figure 1 A schematic diagram of the structure of a gas generating device provided in one embodiment;

[0023] Figure 2 is a cross-sectional view of a gas generating device;

[0024] Figure 3 Another cross-sectional view of the gas generating device.

[0025] Description of Reference Numerals

[0026] 1-cup body, 2-bin, 21-material port, 22-exhaust channel, 23-cover body, 3-filter bin, 31-exhaust port, 32-check valve, 4-top cover, 51-drive motor, 52-screw, 53-agitator, 54-sensor, 61-switch, 62-charging port, 63-main control board, 64-lithium battery, 65-electric bin, 7-exhaust pipe. DETAILED DESCRIPTION

[0027] The following embodiments of the technical solution of the present invention are described in detail in conjunction with the accompanying drawings. The following embodiments are only used to more clearly illustrate the technical solution of the present invention, and are therefore only used as examples, and cannot be used to limit the protection scope of the present invention.

[0028] It should be noted that, unless otherwise specified, the technical terms or scientific terms used in this application should have the common meanings understood by those skilled in the art to which the invention belongs.

[0029] Reference Figure 1-3 The present embodiment provides a gas generating device, comprising: a cup body 1, a silo 2 and a filter silo 3. A reaction silo is formed in the cup body 1, and the reaction silo is connected to the filter silo 3 through an exhaust channel 22. The filter silo 3 is provided with an exhaust port 31. The cup body 1 is used to place material A, and the silo 2 is used to place material B, and the material B is a dry material. Different materials can be configured according to needs to achieve different functions, such as oxygen production, carbon dioxide production, etc. The function of this embodiment is to supply carbon dioxide to the fish tank. Material A is citric acid, and material B is baking soda.

[0030] The silo 2 is detachably connected to the top of the cup body 1 , and a material port 21 is provided at the lower end of the silo 2 , and a feeding device is provided for conveying the material B in the silo 2 to the reaction bin through the material port 21 .

[0031] The gas generating device of this embodiment can realize convenient gas generation by designing the reaction bin, the material bin 2 and the feeding device, and has the following beneficial effects:

[0032] 1. Convenient operation: Users can put material A into the reaction bin and material B into silo 2 in advance, and then put material B in silo 2 into the reaction bin for reaction and gas production as needed. The operation is simple and convenient, without complicated operating steps, and is suitable for a variety of scenarios.

[0033] 2. High safety: It avoids the potential safety hazards brought by traditional gas storage methods and reduces the risks during storage and transportation through on-site gas production.

[0034] 3. Strong adaptability: Different reaction materials can be selected according to different needs, and it can flexibly respond to various application scenarios, which improves the adaptability and versatility of the equipment.

[0035] 4. Precise control: A feeding device is provided to feed material B into the reaction chamber as needed, thereby controlling parameters such as reaction speed, gas production volume and gas pressure, and achieving more precise gas generation control.

[0036] Specifically, the feeding device is a screw 52, ​​which is connected to a driving motor 51 to form a screw conveying mechanism. The dosage of material B added to the reaction chamber is accurately controlled by rotating the screw 52. A stirrer 53 is provided in the reaction chamber to facilitate uniform mixing of materials and sufficient reaction.

[0037] In the present application, the screw 52 is drivingly connected to the agitator 53, and the agitator 53 is a silicone hose connected to the screw 52. Specifically, the screw is provided with a horizontally arranged connecting rod, and a plurality of vertical silicone hoses are mounted on the connecting rod, and the connecting rod is driven to rotate by the screw to achieve the stirring function.

[0038] The gas generating device is also provided with an electrical compartment 65, in which a main control board 63 and a lithium battery 64 are provided. Specifically, the electrical compartment 65 is located in the interlayer of the silo, and a switch 61 and a charging port 62 are provided on the outside. By separately providing the electrical compartment 65, water ingress is prevented to cause damage to the main control board 63 and the like.

[0039] Further, the main control board 63 is provided with a sensor 54 for detecting the air pressure in the cup body 1. The main control board 63 can control the amount and speed of material B according to the air pressure, and the control method is as follows: when the air pressure in the cup body is less than the first preset value, the material B is put into the reaction bin through the feeding device, so that the air pressure is higher than the second preset value, and the second preset value is greater than the first preset value; when the air pressure in the cup body is lower than the first preset value for a duration greater than the preset time, the system determines that material A is insufficient, stops putting material B, and issues an alarm to remind, and the reminder method is not limited to reminders through lights or mobile phone APP messages. The purpose of this embodiment is to provide carbon dioxide to the fish tank, so it is set: the first preset value is 1.1 times the atmospheric pressure, the second preset value is 1.5 times the atmospheric pressure, and the preset time is 5 minutes. According to different purposes of use, the first preset value can also be 2 times, 3 times, or 4 times the atmospheric pressure, and the second preset value is 3 times, 4 times, or 5 times the atmospheric pressure.

[0040] Specifically, the filter bin 3 is threadedly connected to the upper end of the silo 2, the air inlet of the filter bin 3 is located at the bottom of the filter bin 3, and a check valve 32 is provided. The check valve 32 is a duckbill valve. Water is injected into the filter bin 3, and the gas generated by the reaction bin is discharged after being washed by the filter bin 3.

[0041] The filter chamber 3 is a transparent chamber body. The filter chamber 3 is a transparent chamber body, which is convenient for observing the gas production rate through bubbles. The filter chamber 3 is provided with a top cover 4, and the top cover 4 is connected to an air outlet pipe 7.

[0042] In this embodiment, the lower end of the silo 2 is further provided with a cover 23 extending downward, and the material port 21 of the silo 2 is located in the cover 23. The air in the cover 23 can form an air cavity, thereby preventing the liquid in the reaction bin from entering the silo 2 from the material port 21 when the liquid level rises.

[0043] In the description of the present invention, a large number of specific details are described. However, it is understood that embodiments of the present invention can be practiced without these specific details. In some instances, well-known methods, structures and techniques are not shown in detail so as not to obscure the understanding of this description.

[0044] In the description of this specification, specific features, structures, materials or characteristics can be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine different embodiments or examples described in this specification and the features of different embodiments or examples without contradiction.

[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

Claims

1. A gas generating device, characterized in that: include: A cup body (1), a material bin (2) and a filtering bin (3), wherein a reaction bin is formed in the cup body (1), the reaction bin is connected to the filtering bin (3) via an exhaust passage (22), and the filtering bin (3) is provided with an exhaust port (31); the cup body (1) is used to place material A, and the material bin (2) is used to place material B, wherein material B is a dry material; The material bin (2) is detachably connected to the top of the cup body (1), and a material port (21) is provided at the lower end of the material bin (2), and a feeding device is provided for conveying the material B in the material bin (2) into the reaction bin through the material port (21).

2. A gas generating device according to claim 1, characterized in that: The feeding device is a screw rod (52), and the screw rod (52) is connected to a driving motor (51).

3. A gas generating device according to claim 2, characterized in that: A stirrer (53) is arranged in the reaction chamber.

4. A gas generating device according to claim 3, characterized in that: The screw (52) is drivingly connected to the stirrer (53).

5. A gas generating device according to claim 1, characterized in that: An electrical compartment (65) is also provided, wherein a main control panel (63) and a lithium battery (64) are provided in the electrical compartment (65).

6. A gas generating device according to claim 5, characterized in that: The main control board (63) is provided with a sensor (54) for detecting the air pressure in the cup body (1). When the air pressure in the cup body is lower than a first preset value, the material B is added to the reaction bin through the feeding device, so that the air pressure is higher than a second preset value, and the second preset value is greater than the first preset value. After the air pressure in the cup body is lower than the first preset value for a period of time greater than a preset time, the system determines that material A is insufficient and stops adding material B.

7. A gas generating device according to claim 5, characterized in that: The electrical bin (65) is located on the material bin (2), and a switch (61) and a charging port (62) are provided outside the material bin (2).

8. A gas generating device according to claim 1, characterized in that: The filter bin (3) is threadedly connected to the upper end of the silo (2); the air inlet of the filter bin (3) is located at the bottom of the filter bin (3) and is provided with a check valve (32).

9. A gas generating device according to claim 1, characterized in that: The filtering chamber (3) is a transparent chamber body.

10. A gas generating device according to claim 1, characterized in that: The lower end of the silo (2) is provided with a cover body (23) extending downwards, and the material opening (21) of the silo (2) is located inside the cover body (23).

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