CN215826952U - Gas generating mechanism and airbag device - Google Patents
Gas generating mechanism and airbag device Download PDFInfo
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- CN215826952U CN215826952U CN202121113079.0U CN202121113079U CN215826952U CN 215826952 U CN215826952 U CN 215826952U CN 202121113079 U CN202121113079 U CN 202121113079U CN 215826952 U CN215826952 U CN 215826952U
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Abstract
The utility model discloses a gas generating mechanism and air bag equipment, and relates to the technical field of air bags. Comprises a first container, a second container and a heating component; the first container is provided with a first space, and the first space contains a reagent; an air outlet communicated with the first space is formed in the first container; the second container is provided with a second space, and the second space is used for containing solution; the heating assembly is connected with the second container and used for heating the second container so that the second container is heated and broken to form a liquid outlet communicated with the first space, the solution enters the first space through the liquid outlet and reacts with the reagent to generate gas, and the gas is discharged out of the gas generating mechanism through the gas outlet. The utility model solves the technical problem of how to mix two reagents to generate gas when the two reagents are stored separately in the prior art.
Description
Technical Field
The utility model relates to the technical field of airbags, in particular to a gas generating mechanism and an airbag device.
Background
In order to solve drowning death events, lifesaving wearing equipment such as a lifesaving bracelet and a lifesaving vest provided with a gas generating mechanism is designed on the market at present, and gas is generated by the gas generating mechanism to fill a gas bag, so that drowning people are rescued. The gas generating mechanism generally generates gas in an explosive manner by heating and igniting explosives and in a solution manner by chemical reaction in the solution. The explosive type has high temperature and high speed, but is easy to cause injury to drowning people; however, the solution type requires water to participate in the reaction, and if water is introduced from the environment at the time of activation, there is a possibility that the user struggles to suck air and the failure is caused, and if water is stored in the gas generating mechanism, there is a technical problem how to activate the mixing of the two reagents.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a gas generating mechanism and an airbag device, which are used to solve the technical problem of how to mix two reagents to generate gas when the two reagents are stored separately in the prior art.
A gas generating mechanism comprises a first container, a second container and a heating assembly; the first container is provided with a first space, and the first space contains a reagent; an air outlet communicated with the first space is formed in the first container; the second container is provided with a second space, and the second space is used for containing solution; the heating assembly is connected with the second container and used for heating the second container so that the second container is heated and broken to form a liquid outlet communicated with the first space, the solution enters the first space through the liquid outlet and reacts with the reagent to generate gas, and the gas is discharged out of the gas generating mechanism through the gas outlet.
In some embodiments of the gas generating mechanism, the second container and the heating element are housed in the first space.
In some embodiments of the gas generating mechanism, the second container includes a body and a protrusion disposed on the body, and the heating element is connected to the protrusion, so that the protrusion is broken by heat to form the liquid outlet.
In some embodiments of the gas generating mechanism, the protrusion is provided at an end of the second container away from the gas outlet.
In some embodiments of the gas generating mechanism, the heating assembly comprises a heating element and a heat transfer element, the heating element being electrically connected to the heat transfer element and adapted to heat the heat transfer element; the bulge is connected with the heat transfer element so as to heat the bulge through the heat transfer element, and the bulge is heated and broken to form the liquid outlet.
In some embodiments of the gas generating mechanism, the heating element is provided to the second container.
In some embodiments of the gas generating mechanism, the gas generating mechanism further includes a control component, the control component is electrically connected to the heating element, and the control component is configured to control the heating element to open and close, so as to control the heating element to heat the heat transfer element.
In some embodiments of the gas generating mechanism, the control assembly is disposed in the first container.
In some embodiments of the gas generating mechanism, the control assembly comprises a controller electrically connected to the heating element to control the heating element and a time delay module communicatively connected to the controller; the time delay module can set the access time of the controller and the heating element, so that the controller and the heating element are disconnected after being accessed for a period of time.
An airbag apparatus includes the gas generating mechanism and an airbag described in the above embodiment, and the gas outlet communicates with the airbag.
The embodiment of the utility model has the following beneficial effects:
the gas generating mechanism and the airbag device comprise a first container, a second container and a heating component; reagent is contained in the first container, solution is contained in the second container, the second container is heated through the heating assembly, so that the second container is heated and broken to form a liquid outlet, the solution in the second container enters the first space through the liquid outlet and reacts with the reagent to generate gas, and the generated gas is discharged out of the gas generation mechanism through the gas outlet. According to the utility model, the solution and the reagent are stored separately in a self-storing way of the second container, and then the solution and the reagent are mixed and react in a thermal rupture way of the heating assembly, so that the technical problem of how to mix the two reagents in a built-in self-storing way of the gas generating mechanism in the prior art is solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view showing the overall structure of a gas generating mechanism according to an embodiment;
FIG. 2 is a cross-sectional view of a portion A-A of the gas generant mechanism of FIG. 1.
Wherein: 1. a first container; 11. a first space; 12. a reagent; 13. an air outlet; 2. a second container; 21. a second space; 22. a solution; 23. a projection; 3. a heating assembly; 31. a heating element; 32. a heat transfer element; 4. and a control component.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. The utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In order to solve drowning death events, lifesaving wearing equipment such as a lifesaving bracelet and a lifesaving vest provided with a gas generating mechanism is designed on the market at present, and gas is generated by the gas generating mechanism to fill a gas bag, so that drowning people are rescued. The gas generating mechanism generally generates gas in an explosive manner by heating and igniting explosives and in a solution manner by chemical reaction in the solution. The explosive type has high temperature and high speed, but is easy to cause injury to drowning people; however, the solution type requires water to participate in the reaction, and if water is introduced from the environment at the time of activation, there is a possibility that the user struggles to suck air and the failure is caused, and if water is stored in the gas generating mechanism, there is a technical problem how to activate the mixing of the two reagents.
In one embodiment of a gas generating mechanism, as shown in fig. 1-2, comprises a first container 1, a second container 2, and a heating assembly 3; the first container 1 is provided with a first space 11, and a reagent 12 is contained in the first space 11; the first container 1 is provided with an air outlet 13 communicated with the first space 11; the second container 2 is provided with a second space 21, and the second space 21 is used for containing a solution 22; the heating assembly 3 is connected to the second container 2 and is configured to heat the second container 2, so that the second container 2 is heated and broken to form a liquid outlet communicated with the first space 11, the solution 22 enters the first space 11 through the liquid outlet and reacts with the reagent 12 to generate gas, and the gas is discharged from the gas generating mechanism through the gas outlet 13.
In this embodiment, the second container 2 is heated by the heating assembly 3, so that the second container 2 is heated and broken to form a liquid outlet, the solution 22 in the second container 2 enters the first space 11 through the liquid outlet, reacts with the reagent 12 to generate gas, and the generated gas is discharged out of the gas generating mechanism through the gas outlet 13. According to the utility model, the solution 22 and the reagent 12 are mixed and react in a self-storing mode of the second container 2 and are stored separately from the reagent 12, and then the thermal rupture mode of the heating assembly 3 is adopted, so that the technical problem of how to mix the two reagents 12 in a built-in self-storing mode of a gas generating mechanism in the prior art is solved.
In one embodiment of the gas generating mechanism, the second container 2 and the heating element 3 are housed in the first space 11.
It will be appreciated that in the previous embodiments, the second container 2 may be provided outside the first space 11. In this embodiment, the second container 2 is accommodated in the first space 11, and the first container 1 and the second container 2 are not communicated with each other through an additional pipeline, so that the overall gas generating mechanism is more compact, small and integrated in structure, occupies a smaller volume, and is convenient to arrange and store. In addition, by arranging the second container 2 to be accommodated in the first space 11, the solution 22 accommodated in the second container 2 can be heated and broken in the second container 2, and then the solution 22 directly enters the first space 11 through the liquid outlet, so that the stroke of the solution 22 can be reduced, and the reaction with the reagent 12 can be rapidly performed.
In an embodiment of the gas generating mechanism, the second container 2 comprises a body and a protrusion 23 arranged on the body, and the heating assembly 3 is connected with the protrusion 23, so that the protrusion 23 is heated and broken to form a liquid outlet.
In this embodiment, the second container 2 includes a body and a protrusion 23, the second container 2 may be in a cylindrical, rectangular, pill-shaped, or other shape structure, the body is in a shape of a body of the second container 2, the protrusion 23 is disposed on the body, the protrusion 23 is communicated with the second space 21, the protrusion 23 extends out of the body, so as to destroy the surface integrity of the body and form a protrusion, the heating element 3 is connected to the protrusion 23, the protrusion 23 is heated by the heating element 3, the protrusion 23 is forced to be thermally broken, so as to form a liquid outlet, and the solution 22 is guided out of the second space 21 and into the first space 11. Through set up bulge 23 on second container 2, can be more convenient with being connected of heating element 3, make heating element 3 need not destroy the lateral wall of second container 2, can further promote the volume size of second container 2 to this splendid attire more solution 22.
In one embodiment of the gas generating mechanism, the projection 23 is provided at an end of the second container 2 remote from the gas outlet 13. By disposing the protruding portion 23 away from the air outlet 13, a good flowing space can be given to the gas.
In one embodiment of the gas generating mechanism, the heating assembly 3 comprises a heating element 31 and a heat transfer element 32, the heating element 31 being electrically connected to the heat transfer element 32 and adapted to heat the heat transfer element 32; the second container 2 is connected with a heat transfer element 32 to heat the projection 23 through the heat transfer element 32, so that the projection 23 is heated and broken to form a liquid outlet. The heating element 31 is provided in the second container 2.
In this embodiment, the heat transfer element 32 may be a heating wire, a lead wire, or the like, and the heat transfer element 32 may be wound around the second container 2, specifically, may be wound around the protrusion 23 of the second container 2, and the heating element 31 heats the heat transfer element 32 to raise the temperature of the heat transfer element 32, so as to fuse the protrusion 23 and form the liquid outlet. The material of the second container 2 is preferably PVC, PP, PE, PVDC, TPU. In addition, the heating element 31 is mounted on the second container 2, so that the shaking of the heating element 31 in the first container 1 can be reduced, the second container 2 can be fixed on the inner wall of the first container 1, and the stability is realized, and in addition, a protective layer can be mounted on the second container 2 and the heating element 31, the damage caused by collision can be prevented, and the failure can be avoided.
In an embodiment of the gas generating mechanism, the gas generating mechanism further comprises a control component 4, the control component 4 is electrically connected to the heating element 31, and the control component 4 is used for controlling the heating element 31 to open and close so as to control the heating element 31 to heat the heat transfer element 32. The control assembly 4 is provided in the first container 1.
In this embodiment, through addding control assembly 4, can realize the control to the switching of heating element 31 to carry out the control of heating, convenient operation, and control assembly 4 still can install on first container 1, with heating element 31 communication connection, optionally control for wired connection and wireless connection's mode, and control assembly 4 exposes and establishes in the outside of whole gas generation mechanism, is convenient for more control.
In one embodiment of the gas generating mechanism, the control assembly 4 comprises a controller electrically connected to the heating element 31 for controlling the heating element 31 and a time delay module communicatively connected to the controller; the time delay module can set the access time of the controller and the heating element 31, so that the controller and the heating element 31 are disconnected after being accessed for a period of time.
Specifically, the controller may be a button-type touch switch, and the controller may be configured to be connected to the heating element 31 by simply pressing the button, so as to signal the heating element 31, such as providing a current or a voltage, to start the heating element 31 to heat the heat transfer element 32. And through the settlement of time delay module, can set up the access time of 0.5-5min, after the access time reaches the set time, time delay module sends the signal of opening a circuit for the controller, make controller and heating element 31 open a circuit, heating element 31 closes, heat transfer element 32 no longer keeps the heating state, can ensure the heating time of heating element 31 and heat transfer element 32 through setting up the access time, avoid injuring the user, the access time can be according to the concrete material that second container 2 chooseed for use in addition, have different access times, the concrete need can completely fuse bulge 23 with the ability, form the liquid outlet completely and set for the access time according to.
In an embodiment of an airbag apparatus including the gas generating mechanism and the airbag in the above-described embodiment, the gas outlet 13 communicates with the airbag.
In this embodiment, the gasbag equipment can be wearing equipment such as bracelet, wrist-watch, undershirt, can be used to drowning lifesaving and utilize buoyancy auxiliary user to practise swimming, through with the installation of the gas generation mechanism in above-mentioned embodiment lie in bracelet, wrist-watch and back of the body on the heart, the gasbag equipment still includes the gasbag, the gasbag is linked together with gas outlet 13 to can receive the gas that generates in the gas generation mechanism, thereby fill out the gasbag, make the gasbag stretch out outside the gasbag equipment, provide buoyancy for drowning person and user.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the claims. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A gas generating mechanism, comprising:
a first container having a first space for containing a reagent; an air outlet communicated with the first space is formed in the first container;
a second container provided with a second space for containing a solution; and
and the heating assembly is connected with the second container and used for heating the second container so as to enable the second container to be heated and broken to form a liquid outlet communicated with the first space, the solution enters the first space through the liquid outlet and reacts with the reagent to generate gas, and the gas is discharged out of the gas generating mechanism through the gas outlet.
2. The gas-generating mechanism of claim 1, wherein: the second container and the heating assembly are accommodated in the first space.
3. A gas generating mechanism as defined in claim 1 or 2, wherein: the second container comprises a container body and a protruding part arranged on the container body, and the heating assembly is connected with the protruding part so that the protruding part is heated and broken to form the liquid outlet.
4. A gas generating mechanism as defined in claim 3, wherein: the bulge is arranged at one end, far away from the air outlet, of the second container.
5. The gas-generating mechanism of claim 4, wherein: the heating assembly comprises a heating element and a heat transfer element, and the heating element is electrically connected with the heat transfer element and is used for heating the heat transfer element; the bulge is connected with the heat transfer element so as to heat the bulge through the heat transfer element, and the bulge is heated and broken to form the liquid outlet.
6. The gas-generating mechanism of claim 5, wherein: the heating element is arranged in the second container.
7. The gas-generating mechanism of claim 5, wherein: the gas generating mechanism further comprises a control assembly, the control assembly is electrically connected with the heating element, and the control assembly is used for controlling the heating element to be opened and closed so as to control the heating element to heat the heat transfer element.
8. The gas-generating mechanism of claim 7, wherein: the control assembly is arranged on the first container.
9. The gas-generating mechanism of claim 8, wherein: the control assembly comprises a controller and a time delay module, the controller is electrically connected with the heating element to control the heating element, and the controller is in communication connection with the time delay module; the time delay module can set the access time of the controller and the heating element, so that the controller and the heating element are disconnected after being accessed for a period of time.
10. An airbag apparatus characterized in that: comprising a gas-generating mechanism according to any one of claims 1 to 9 and an air-bag, said gas outlet communicating with said air-bag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121113079.0U CN215826952U (en) | 2021-05-21 | 2021-05-21 | Gas generating mechanism and airbag device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121113079.0U CN215826952U (en) | 2021-05-21 | 2021-05-21 | Gas generating mechanism and airbag device |
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| Publication Number | Publication Date |
|---|---|
| CN215826952U true CN215826952U (en) | 2022-02-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121113079.0U Active CN215826952U (en) | 2021-05-21 | 2021-05-21 | Gas generating mechanism and airbag device |
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| CN (1) | CN215826952U (en) |
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2021
- 2021-05-21 CN CN202121113079.0U patent/CN215826952U/en active Active
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