CN210689905U - Baroceptor for indoor navigation - Google Patents
Baroceptor for indoor navigation Download PDFInfo
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- CN210689905U CN210689905U CN201921692943.XU CN201921692943U CN210689905U CN 210689905 U CN210689905 U CN 210689905U CN 201921692943 U CN201921692943 U CN 201921692943U CN 210689905 U CN210689905 U CN 210689905U
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Abstract
The utility model belongs to the technical field of the sensor, especially, air pressure sensor for indoor navigation, including base, first shell, silicon substrate, back plate, silica, silicon film and cavity, base top one side is provided with first shell, the inside below of first shell is provided with the silicon substrate, be provided with the back plate above the silicon substrate, both sides above the back plate are provided with silica, the silicon film is provided above the silica, form the cavity between silicon film and the back plate; a second shell is arranged on the other side above the base, a circuit board is arranged below the inner part of the second shell, and a data receiving module is arranged on one side above the circuit board; the utility model discloses a wireless transmission module who sets up can carry out wireless transmission with the data that baroceptor sensed, for indoor navigation provides atmospheric pressure data, and transmission antenna is the high gain antenna simultaneously, can increase the transmission efficiency and the transmission effect of data.
Description
Technical Field
The utility model relates to a sensor field especially relates to a pressure sensor for indoor navigation.
Background
The indoor navigation is that consumers who are placed in large department stores can still determine their own position and find the desired place by using the precise positioning function even in buildings, and can easily find some specified places of large buildings such as toilets, ATMs and specified merchants by using the indoor navigation, and the positioning of outdoor and outdoor manufacturers is easy because of the communication base stations of GPS satellites and ground operators, and it is not difficult to actually locate in shopping centers which cannot be penetrated by GPS satellites because Wi-Fi hotspots are almost distributed in domestic shopping centers, and Wi-Fi hotspots distributed throughout airports, railway stations, libraries, government office buildings and large shopping malls can completely serve as small radars, and can perform indoor positioning and navigation on users. And the Wi-Fi hot spot is utilized to carry out indoor positioning and navigation, and the technology level is mature.
The existing indoor navigation technology is quite mature, information such as temperature, altitude and air pressure can be displayed on a map, an air pressure sensor is required to be used for collecting air pressure information, the traditional air pressure collection mode is carried out in a mode that the sensor is matched with wired transmission, the transmission efficiency of the method is poor, and the signal transmission quality is influenced.
In order to solve the problem, the application provides a pressure sensor for indoor navigation.
SUMMERY OF THE UTILITY MODEL
Objects of the invention
For solving the technical problem that exists among the background art, the utility model provides a baroceptor for indoor navigation, through the wireless transmission module who sets up, can carry out wireless transmission with the data that baroceptor sensed, for indoor navigation provides atmospheric pressure data, the transmission antenna is the high gain antenna simultaneously, can increase the transmission efficiency and the transmission effect of data.
(II) technical scheme
In order to solve the problems, the utility model provides a pressure sensor for indoor navigation, which comprises a base, a first shell, a silicon substrate, a back polar plate, silicon dioxide, a silicon film and a cavity, wherein the first shell is arranged on one side above the base, the silicon substrate is arranged below the inner part of the first shell, the back polar plate is arranged above the silicon substrate, the silicon dioxide is arranged on both sides above the back polar plate, the silicon film is arranged above the silicon dioxide, and the cavity is formed between the silicon film and the back polar plate;
the base top opposite side is provided with the second shell, the inside below of second shell is provided with the circuit board, circuit board top one side is provided with data receiving module, data receiving module one side is provided with data processing module, data receiving module and data processing module one side are provided with signal transceiver module, signal transceiver module one side is provided with communication interface, communication interface one end is provided with the transmission antenna, signal transceiver module surface is provided with the SIM draw-in groove.
Preferably, the signal transceiver module, the data receiving module, the transmission antenna, the data processing module and the communication interface are electrically connected to the circuit board.
Preferably, the upper part of the base is provided with an air hole.
Preferably, the first shell and the second shell are filled with semi-conductive paper tapes.
Preferably, the data receiving module is electrically connected with the silicon substrate.
Preferably, the transmission antenna is a high gain antenna.
The above technical scheme of the utility model has following profitable technological effect:
1. the wireless transmission module can wirelessly transmit data sensed by the air pressure sensor to provide air pressure data for an indoor navigation system, the transmission antenna is a high-gain antenna, the transmission efficiency and the transmission effect of the data can be improved, the device can be protected by the arranged first shell and the second shell, and meanwhile, the interference of external electromagnetic signals to the device can be reduced by the arranged semi-conductive paper tape, and the accuracy of data acquisition of the device is improved;
2. through the data receiving module and the data processing module that set up, can receive the signal that the sensor gathered and convert electromagnetic signal into, through the inside SIM card of signal transceiver module, transmission antenna and the SIM card slot that sets up, can utilize the 4G signal to transmit data, the signal is shown at user terminal after handling, has the transmission rapidly, the characteristics that signal quality is complete.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the circuit board structure of the present invention;
reference numerals:
1. a base; 2. a first housing; 3. a silicon substrate; 4. a back plate; 5. silicon dioxide; 6. a silicon thin film; 7. a cavity; 8. a second housing; 9. a circuit board; 10. a signal transceiving module; 11. a data receiving module; 12. a transmission antenna; 13. a data processing module; 14. a communication interface; 15. a SIM card slot; 16. and (4) air holes.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-2, the utility model provides an atmospheric pressure sensor for indoor navigation, including base 1, first shell 2, silicon substrate 3, back plate 4, silica 5, silicon film 6 and cavity 7, base 1 top one side is provided with first shell 2, the inside below of first shell 2 is provided with silicon substrate 3, be provided with back plate 4 above silicon substrate 3, both sides above back plate 4 are provided with silica 5, be provided with silicon film 6 above silica 5, form cavity 7 between silicon film 6 and the back plate 4;
the base 1 top opposite side is provided with second shell 8, the inside below of second shell 8 is provided with circuit board 9, circuit board 9 top one side is provided with data receiving module 11, data receiving module 11 one side is provided with data processing module 13, data receiving module 11 and data processing module 13 one side are provided with signal transceiver module 10, signal transceiver module 10 one side is provided with communication interface 14, communication interface 14 one end is provided with transmission antenna 12, signal transceiver module 10 surface is provided with SIM draw-in groove 15.
In this embodiment, it should be noted that the signal transceiver module 10, the data receiving module 11, the transmission antenna 12, the data processing module 13, and the communication interface 14 are all electrically connected to the circuit board 9, the air holes 16 are formed above the base 1, the first casing 2 and the second casing 8 are both filled with semi-conductive paper tapes, the data receiving module 11 is electrically connected to the silicon substrate 3, and the transmission antenna 12 is specifically a high-gain antenna.
The utility model discloses in, through the wireless transmission module that sets up, can carry out wireless transmission with the data that baroceptor sensed, provide atmospheric pressure data for indoor navigation, transmission antenna 12 is the high gain antenna simultaneously, can increase the transmission efficiency and the transmission effect of data, through the first shell 2 and the second shell 8 that set up, can protect the device, simultaneously through the semi-conductive paper tape that sets up, can reduce the interference of outside electromagnetic signal to the device, increase the accuracy of device data acquisition; through the data receiving module 11 and the data processing module 13 that set up, can receive the signal that the sensor gathered and convert electromagnetic signal into, through the inside SIM card of the signal transceiver module 10, transmission antenna 12 and SIM card slot 15 that set up, can utilize the 4G signal to transmit data, the signal is shown at user terminal after handling, has the transmission rapidly, the characteristics that signal quality is complete.
The utility model discloses a theory of operation and use flow: the air pressure makes the silicon film 6 deform, thereby changing the capacitance value of the capacitor formed by the silicon film 6 and the back plate 4, the sensor has the advantages of insensitivity to temperature change, higher sensitivity and low power consumption, signals are transmitted to the data receiving module 11 and the data processing module 1 through wires, the signals collected by the sensor are received and converted into electromagnetic signals, the data can be transmitted by utilizing 4G signals through the arranged signal receiving and transmitting module 10, the transmitting antenna 12 and the SIM card in the SIM card slot 15, the signals are displayed on a user terminal after being processed, the sensor has the characteristics of rapid transmission and complete signal quality, the data sensed by the air pressure sensor can be wirelessly transmitted through the arranged wireless transmission module, the air pressure data is provided for an indoor navigation system, meanwhile, the transmitting antenna 12 is a high-gain antenna, the transmission efficiency and the transmission effect of the data can be increased, through the first shell 2 and the second shell 8 that set up, can protect the device, simultaneously through the semi-conductive paper tape that sets up, can reduce the interference of outside electromagnetic signal to the device, increase device data acquisition's rate of accuracy.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. The air pressure sensor for indoor navigation is characterized by comprising a base (1), a first shell (2), a silicon substrate (3), a back plate (4), silicon dioxide (5), a silicon film (6) and a cavity (7), wherein the first shell (2) is arranged on one side above the base (1), the silicon substrate (3) is arranged below the inner part of the first shell (2), the back plate (4) is arranged above the silicon substrate (3), the silicon dioxide (5) is arranged on two sides above the back plate (4), the silicon film (6) is arranged above the silicon dioxide (5), and the cavity (7) is formed between the silicon film (6) and the back plate (4);
base (1) top opposite side is provided with second shell (8), second shell (8) inside below is provided with circuit board (9), circuit board (9) top one side is provided with data receiving module (11), data receiving module (11) one side is provided with data processing module (13), data receiving module (11) and data processing module (13) one side are provided with signal transceiver module (10), signal transceiver module (10) one side is provided with communication interface (14), communication interface (14) one end is provided with transmission antenna (12), signal transceiver module (10) surface is provided with SIM draw-in groove (15).
2. The air pressure sensor for indoor navigation according to claim 1, wherein the signal transceiver module (10), the data receiving module (11), the transmission antenna (12), the data processing module (13) and the communication interface (14) are electrically connected with the circuit board (9).
3. The air pressure sensor for indoor navigation according to claim 1, wherein an air hole (16) is formed above the base (1).
4. The air pressure sensor for indoor navigation according to claim 1, wherein the first and second housings (2, 8) are each filled with a semiconducting paper tape.
5. The pressure sensor for indoor navigation according to claim 1, wherein the data receiving module (11) is electrically connected to the silicon substrate (3).
6. Pressure sensor for indoor navigation according to claim 1, characterized in that the transmission antenna (12) is in particular a high gain antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921692943.XU CN210689905U (en) | 2019-10-08 | 2019-10-08 | Baroceptor for indoor navigation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921692943.XU CN210689905U (en) | 2019-10-08 | 2019-10-08 | Baroceptor for indoor navigation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210689905U true CN210689905U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921692943.XU Active CN210689905U (en) | 2019-10-08 | 2019-10-08 | Baroceptor for indoor navigation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210689905U (en) |
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2019
- 2019-10-08 CN CN201921692943.XU patent/CN210689905U/en active Active
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