CN207908676U - A kind of wireless distance finding locating module based on bluetooth - Google Patents
A kind of wireless distance finding locating module based on bluetooth Download PDFInfo
- Publication number
- CN207908676U CN207908676U CN201820398788.XU CN201820398788U CN207908676U CN 207908676 U CN207908676 U CN 207908676U CN 201820398788 U CN201820398788 U CN 201820398788U CN 207908676 U CN207908676 U CN 207908676U
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- China
- Prior art keywords
- bluetooth
- microcontroller
- operational amplifier
- resistance
- module
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Abstract
The utility model discloses a kind of wireless distance finding locating module based on bluetooth, including shell, housing forward end face is equipped with liquid crystal display, shell side is equipped with distance measuring sensor, housing cavity is equipped with master control borad, master control borad is equipped with microcontroller, signal amplification module and bluetooth module, distance measuring sensor connects microcontroller by signal amplification module, microcontroller connects liquid crystal display, microcontroller connects terminating machine by bluetooth module, electromagnetic shielding plate is additionally provided in inner walls, the utility model structural principle is simple, it is easy to use, it can accurately show people's vehicle distance, parking position is determined by distance, in addition, also there is good electro-magnetic screen function, improve positioning accuracy.
Description
Technical field
The utility model is related to ranging localization technical field, specially a kind of wireless distance finding locating module based on bluetooth.
Background technology
Currently, large parking lot, place is larger, is easy to can not find parking position after car owner's parking, waste time, gives car owner
Certain trouble and worry are caused, is now also had using GPS positioning device, but on the high side, mating flow card is needed and is matched
It closes software to use, causes use cost high, and positioning accuracy is low.
Utility model content
The purpose of this utility model is to provide a kind of wireless distance finding locating module based on bluetooth, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions：A kind of wireless distance finding positioning based on bluetooth
Module, including shell, housing forward end face are equipped with liquid crystal display, and shell side is equipped with distance measuring sensor, and housing cavity is equipped with master
Plate is controlled, master control borad is equipped with microcontroller, signal amplification module and bluetooth module, and distance measuring sensor is connected by signal amplification module
Microcontroller, microcontroller connect liquid crystal display, and microcontroller connects terminating machine by bluetooth module, electromagnetism is additionally provided in inner walls
Barricade.
Preferably, electromagnetic shielding plate includes flexible copper-clad plate, conductive adhesive layer and release film, and conductive adhesive layer setting is covered in flexibility
Between copper coin and release film, flexible copper-clad plate is made of insulating film and copper foil.
Preferably, signal amplification module includes operational amplifier A and operational amplifier B, operational amplifier A negative input
It is separately connected the one end resistance A and the one end resistance B, resistance A other ends ground connection, operational amplifier A electrode input end is separately connected fortune
It calculates amplifier B negative inputs, output end and signal output end, operational amplifier A output end and is separately connected the resistance B other ends
With the one end resistance C, resistance C other ends connection resistance D is simultaneously grounded, and operational amplifier B electrode input ends connect signal input part.
Preferably, bluetooth module uses BLK-MD-BC04 series bluetooth module or BLK-MD-SPP series bluetooth modules.
Compared with prior art, the utility model has the beneficial effects that：
(1) the utility model structural principle is simple, easy to use, can accurately show people's vehicle distance, really by distance
Determine parking position, in addition, the electromagnetic shielding plate being arranged in inner walls also has good electro-magnetic screen function, improves positioning
Precision.
(2) the signal amplification module used in the utility model constitutes the compound amplification electricity of bootstrapping by two operational amplifiers
Road improves signal amplification efficiency, further improves positioning accuracy.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model control principle drawing；
Fig. 3 is the utility model electromagnetic shielding plate sectional view；
Fig. 4 is the utility model signal amplification module schematic diagram.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of wireless distance finding positioning mould based on bluetooth
Block, including shell 1,1 front end face of shell are equipped with liquid crystal display 2, and 1 side of shell is equipped with distance measuring sensor 3, and 1 inner cavity of shell is set
There are master control borad 4, master control borad 4 to be equipped with microcontroller 5, signal amplification module 6 and bluetooth module 7, distance measuring sensor 3 is put by signal
Big module 6 connects microcontroller 5, and microcontroller 5 connects liquid crystal display 2, and microcontroller 5 connects terminating machine 8, shell by bluetooth module 7
It is additionally provided with electromagnetic shielding plate on 1 inner wall of body；Wherein, bluetooth module 7 uses BLK-MD-BC04 series bluetooth module or BLK-MD-
SPP series bluetooth modules.
In the utility model, electromagnetic shielding plate includes flexible copper-clad plate 9, conductive adhesive layer 10 and release film 11, conductive adhesive layer
10 are arranged between flexible copper-clad plate 9 and release film 11, and flexible copper-clad plate 9 is made of insulating film and copper foil.
In the utility model, signal amplification module 6 includes operational amplifier A 1b and operational amplifier B2b, operational amplifier
A1b negative inputs are separately connected the one end resistance A1a and the one end resistance B2a, resistance A1a other ends ground connection, operational amplifier A 1b
Electrode input end is separately connected operational amplifier B2b negative inputs, output end and signal output end, operational amplifier A 1b
Output end is separately connected the resistance B2a other ends and the one end resistance C3a, and resistance C3a other ends connection resistance D4a is simultaneously grounded, operation
Amplifier B2b electrode input ends connect signal input part.The signal amplification module used in the utility model is by two operation amplifiers
Device constitutes bootstrapping composite amplifier, improves signal amplification efficiency, further improves positioning accuracy.
To sum up, the utility model structural principle is simple, easy to use, can accurately show people's vehicle distance, pass through distance
Determine parking position, in addition, the electromagnetic shielding plate being arranged in inner walls also has good electro-magnetic screen function, it is fixed to improve
Position precision.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of wireless distance finding locating module based on bluetooth, including shell (1), it is characterised in that：Shell (1) front end face is equipped with
Liquid crystal display (2), shell (1) side are equipped with distance measuring sensor (3), and shell (1) inner cavity is equipped with master control borad (4), master control borad (4)
It is equipped with microcontroller (5), signal amplification module (6) and bluetooth module (7), distance measuring sensor (3) passes through signal amplification module (6)
Microcontroller (5) is connected, microcontroller (5) connects liquid crystal display (2), and microcontroller (5) connects terminating machine by bluetooth module (7)
(8), it is additionally provided with electromagnetic shielding plate on shell (1) inner wall.
2. a kind of wireless distance finding locating module based on bluetooth according to claim 1, it is characterised in that：Electromagnetic shielding plate
Including flexible copper-clad plate (9), conductive adhesive layer (10) and release film (11), conductive adhesive layer (10) setting in flexible copper-clad plate (9) and
Between release film (11), flexible copper-clad plate (9) is made of insulating film and copper foil.
3. a kind of wireless distance finding locating module based on bluetooth according to claim 1, it is characterised in that：Signal amplifies mould
Block (6) includes operational amplifier A (1b) and operational amplifier B (2b), and operational amplifier A (1b) negative input is separately connected electricity
Hinder the one end (1a) A and the one end resistance B (2a), resistance A (1a) other end ground connection, operational amplifier A (1b) electrode input end difference
Connect operational amplifier B (2b) negative input, output end and signal output end, operational amplifier A (1b) output end difference
Resistance B (2a) other ends and the one end resistance C (3a) are connected, resistance C (3a) other end connection resistance D (4a) is simultaneously grounded, and operation is put
Big device B (2b) electrode input end connects signal input part.
4. a kind of wireless distance finding locating module based on bluetooth according to claim 1, it is characterised in that：Bluetooth module
(7) BLK-MD-BC04 series bluetooth module or BLK-MD-SPP series bluetooth modules are used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398788.XU CN207908676U (en) | 2018-03-23 | 2018-03-23 | A kind of wireless distance finding locating module based on bluetooth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820398788.XU CN207908676U (en) | 2018-03-23 | 2018-03-23 | A kind of wireless distance finding locating module based on bluetooth |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207908676U true CN207908676U (en) | 2018-09-25 |
Family
ID=63559387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820398788.XU Expired - Fee Related CN207908676U (en) | 2018-03-23 | 2018-03-23 | A kind of wireless distance finding locating module based on bluetooth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207908676U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318878A (en) * | 2018-03-23 | 2018-07-24 | 成都优孚达信息技术有限公司 | A kind of wireless distance finding locating module based on bluetooth |
-
2018
- 2018-03-23 CN CN201820398788.XU patent/CN207908676U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108318878A (en) * | 2018-03-23 | 2018-07-24 | 成都优孚达信息技术有限公司 | A kind of wireless distance finding locating module based on bluetooth |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180925 Termination date: 20190323 |