CN217008260U - Self-generating automobile key system - Google Patents
Self-generating automobile key system Download PDFInfo
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- CN217008260U CN217008260U CN202122392700.8U CN202122392700U CN217008260U CN 217008260 U CN217008260 U CN 217008260U CN 202122392700 U CN202122392700 U CN 202122392700U CN 217008260 U CN217008260 U CN 217008260U
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Abstract
The utility model provides a self-generating automobile key system, which belongs to the technical field of automobile keys and comprises a vibration power generation device and a radio frequency module, wherein the vibration power generation device and the radio frequency module are respectively electrically connected with an electric storage module, the vibration power generation device comprises a magnetic rod which is hermetically arranged in a vibration power generation shell, the magnetic rod can slide in the vibration power generation shell, a plurality of coils are arranged on the outer side of the vibration power generation shell, and when the magnetic rod slides in the vibration power generation shell, a magnetic induction line is cut to generate current. The utility model provides a self-generating automobile key system, which adopts a vibration power generation method, wherein coil vibration is caused by vibration, and a magnetic induction wire is cut to generate current to provide a power supply for an automobile key. The working principle is based on the electromagnetic induction law and the electromagnetic force law, and a magnetic circuit and a circuit which mutually perform electromagnetic induction are formed by magnetic conduction and conductive materials so as to generate electromagnetic power and achieve the purpose of energy conversion; through a simple circuit, intermittent power generation is temporarily stored and is reserved for the working time of the automobile key.
Description
Technical Field
The utility model provides a self-generating automobile key system, and belongs to the technical field of automobile keys.
Background
With the continuous progress and development of automobile technology, the popularity of automobiles is gradually increased, and automobiles become indispensable transportation means in daily life of people. Automobile keys play a vital role as important accessories of automobiles, and are widely known to be mainly used for starting and locking automobiles.
The automobile standard configuration is mostly remote control keys, which are mainly divided into a physical contact key and a non-contact key (one-key start), and the common characteristic of the two is that a button type battery is adopted as a power supply. Due to the characteristics of the automobile key, the design considers that the structure is compact, safe and firm, the key is difficult to disassemble due to the design, and the battery is not easy to replace.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that an existing automobile key is difficult to disassemble and a battery is not easy to replace, and provides an automobile key charging system and an automobile key charging method.
The utility model aims to solve the problems by the following technical scheme:
the utility model provides a from electricity generation car key system, includes respectively with electric power storage module electric connection's vibrations power generation facility and radio frequency module, vibrations power generation facility is including sealing the bar magnet that sets up in vibrations electricity generation casing, the bar magnet can slide in vibrations electricity generation casing, a plurality of coils are arranged in vibrations electricity generation casing outside, cut magnetism when the bar magnet slides in vibrations electricity generation casing and feel line production current.
Preferably, the vibration power generation housing comprises a first vibration power generation housing and a second vibration power generation housing which are buckled with each other.
Preferably, at least one end of the magnetic rod in the vibration power generation shell is provided with a spring.
Preferably, the radio frequency module includes a crystal oscillator, a key module, a UHF transmitter circuit and an impedance matching circuit, which are electrically connected to an RF chip, respectively, and the RF chip is electrically connected to the power storage module.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a self-generating automobile key system, which adopts a vibration power generation method, wherein coil vibration is caused by vibration, and a magnetic induction wire is cut to generate current to provide a power supply for an automobile key. The working principle is based on the electromagnetic induction law and the electromagnetic force law, and a magnetic circuit and a circuit which mutually perform electromagnetic induction are formed by magnetic conduction and conductive materials so as to generate electromagnetic power and achieve the purpose of energy conversion; through a simple circuit, intermittent power generation is temporarily stored and is reserved for the working time of an automobile key.
Drawings
Fig. 1 is a schematic circuit diagram of a key system of a self-generating car according to the present invention.
Fig. 2 is a circuit diagram of an electricity storage module in a key system of a self-generating car according to the present invention.
Fig. 3 is a schematic structural diagram of a vibration power generation device of a self-generating car key system according to the present invention.
Fig. 4 is a schematic structural diagram of a vibration power generation device part of a key system of a self-generating automobile according to the present invention.
The vibration power generation device comprises a vibration power generation shell 1, a first vibration power generation shell 11, a second vibration power generation shell 12, a magnetic rod 2, a spring 3 and a coil 4.
Detailed Description
The utility model is further illustrated below with reference to the accompanying figures 1-4:
the technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, a first embodiment of the present invention provides a self-generating car key system based on the prior art, including: the vibration power generation device and the radio frequency module are respectively electrically connected with the power storage module.
The radio frequency module comprises a crystal oscillator, a key module, a UHF transmitting circuit and an impedance matching circuit which are respectively electrically connected with the RF chip, the RF chip is electrically connected with the voltage stabilizing module, and when a key approaches a corresponding vehicle, the key receives an ECU low-frequency driving signal and transmits a radio frequency signal; when any key of the key is pressed, corresponding angle signals are sent to the RF chip to form a complete frame, and the frame is transmitted to a corresponding vehicle, if the key does not work, the key is shaken for a short time. As shown in fig. 2, the power storage module stores the continuous power generation of the vibration power generation device for a short time by using elements such as a capacitor, and supplies power to the RF chip in the car key according to the working principle of the car key.
As shown in fig. 3 to 4, the vibration power generation device includes: vibrations electricity generation casing 1, bar magnet 2 and spring 3, vibrations electricity generation casing 1 includes first vibrations electricity generation casing 11 and the second vibrations electricity generation casing 12 of mutual lock, 2 closed installations of bar magnet are just can slide in vibrations electricity generation casing 1, 2 at least one ends of bar magnet have spring 3 through bolt fixed mounting, this embodiment is both ends installation spring 3 simultaneously, a plurality of coils 4 are arranged in vibrations electricity generation casing 1 outside, cut magnetic induction line production current when bar magnet 2 slides in vibrations electricity generation casing 1, export electric power storage circuit port.
While embodiments of the utility model have been disclosed above, it is not intended to be limited to the uses set forth in the specification and examples. It can be applied to all kinds of fields suitable for the present invention. Additional modifications will readily occur to those skilled in the art. It is therefore intended that the utility model not be limited to the exact details and illustrations described and illustrated herein, but fall within the scope of the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides a from electricity generation car key system, its characterized in that, including respectively with electric power storage module electric connection's vibrations power generation facility and radio frequency module, vibrations power generation facility is including sealing bar magnet (2) that set up in vibrations electricity generation casing (1), bar magnet (2) can slide in vibrations electricity generation casing (1), a plurality of coils (4) are arranged in vibrations electricity generation casing (1) outside, cut the line production current of magnetic induction when bar magnet (2) slide in vibrations electricity generation casing (1).
2. The self-generating car key system according to claim 1, wherein at least one end of the magnetic rod (2) in the vibration power generation housing (1) is provided with a spring (3).
3. The self-generating car key system according to claim 2, wherein the vibration power generation housing (1) comprises a first vibration power generation housing (11) and a second vibration power generation housing (12) which are fastened to each other.
4. The self-generating automobile key system according to claim 3, wherein the radio frequency module comprises a crystal oscillator, a key module, a UHF transmitting circuit and an impedance matching circuit which are electrically connected with an RF chip respectively, and the RF chip is electrically connected with the power storage module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392700.8U CN217008260U (en) | 2021-09-30 | 2021-09-30 | Self-generating automobile key system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122392700.8U CN217008260U (en) | 2021-09-30 | 2021-09-30 | Self-generating automobile key system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217008260U true CN217008260U (en) | 2022-07-19 |
Family
ID=82379325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122392700.8U Active CN217008260U (en) | 2021-09-30 | 2021-09-30 | Self-generating automobile key system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217008260U (en) |
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2021
- 2021-09-30 CN CN202122392700.8U patent/CN217008260U/en active Active
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