CN219553891U - Bluetooth beacon capable of avoiding self signal interference - Google Patents
Bluetooth beacon capable of avoiding self signal interference Download PDFInfo
- Publication number
- CN219553891U CN219553891U CN202320470720.9U CN202320470720U CN219553891U CN 219553891 U CN219553891 U CN 219553891U CN 202320470720 U CN202320470720 U CN 202320470720U CN 219553891 U CN219553891 U CN 219553891U
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- groove
- face
- circuit board
- antenna
- upper shell
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- 230000003014 reinforcing effect Effects 0.000 claims description 18
- 210000003205 muscle Anatomy 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 description 17
- 239000000463 material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 241000463219 Epitheca Species 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Structure Of Receivers (AREA)
- Transceivers (AREA)
Abstract
The utility model relates to the technical field of Bluetooth beacons, in particular to a Bluetooth beacon capable of avoiding signal interference, which comprises a shell, a circuit board arranged in the shell, an antenna arranged at the upper end of the circuit board, a battery arranged at the lower end of the circuit board, and a battery compartment arranged at the lower end of the circuit board.
Description
Technical Field
The utility model relates to the technical field of Bluetooth beacons, in particular to a Bluetooth beacon capable of avoiding signal interference.
Background
Compared with the traditional GPS positioning, the Bluetooth beacon has the advantages of low power consumption, accurate positioning, convenience in indoor use and the like, and meanwhile has a signal sending function and a position marking function for sending information, and is generally installed at a certain fixed position, so that uninterrupted signals are sent to the periphery.
The attenuation degree of the RSSI of the existing Bluetooth beacon signal in each direction is inconsistent, so that signals in different positions are unstable, and the positioning is inaccurate.
Disclosure of Invention
In order to solve the problems, the utility model provides a Bluetooth beacon capable of avoiding signal interference, a battery compartment is additionally arranged to shield battery radiation, an antenna and a circuit board are arranged at intervals, interference of the circuit board to antenna signals is reduced, the antenna signal strength is effectively improved, and the consistent attenuation degree of RSSI of each direction of the antenna is ensured.
The utility model adopts the technical scheme that the Bluetooth beacon for avoiding signal interference comprises a shell, a circuit board arranged in the shell, an antenna arranged at the upper end of the circuit board, a battery arranged at the lower end of the circuit board, and a battery compartment arranged at the lower end of the circuit board, wherein the battery is arranged in the battery compartment, the battery compartment comprises a compartment body with an opening at the upper end and a folded edge arranged at the opening edge of the compartment body, one end of the opening of the compartment body covers the battery and is attached to the lower end face of the circuit board, and the compartment body is fixed on the lower end face of the circuit board through the folded edge by means of screws.
The vertical corners of the side face of the bin body are provided with notches, the heights of the notches are the same as the height of the bin body, and the folded edges are formed by outwards bending the side end of the bin body.
The antenna is circular and is arranged at intervals with the circuit board, a thimble is arranged between the antenna and the circuit board, the antenna is arranged at the central position of the upper end in the shell, the upper end of the thimble is connected with the central position of the antenna, and the lower end of the thimble is connected with the central position of the circuit board.
The shell comprises an upper shell and a lower cover, the upper shell is of an umbrella-shaped structure, a first groove is formed in the lower end face of the upper shell, the lower cover is matched with the first groove and covers the opening of the first groove, and the circuit board, the antenna, the thimble, the battery and the battery bin are arranged in the first groove and are sealed by means of the lower cover.
The first groove is arranged at the center of the upper shell, the second groove is arranged at the center of the bottom of the first groove, and the antenna is arranged in the second groove.
The novel circuit board is characterized in that a first reinforcing rib is arranged on the bottom of the first groove, the first reinforcing rib comprises a plurality of horizontal ribs extending from the edge of the bottom of the groove to the center and an annular rib arranged between the edge of the bottom of the first groove and the second groove, the lower end faces of the horizontal ribs and the annular rib are in the same plane, the upper end face of the circuit board is attached to the lower end face of the horizontal rib and fixed by means of screws, the lower end face of the second groove is provided with a downward protruding annular wall, the lower end face of the annular wall is not higher than the lower end face of the horizontal rib, and one end of the horizontal rib, which faces the center of the first groove, is fixed with the outer wall of the annular wall.
The antenna is characterized in that a buckle is further arranged in the second groove, the cross section of the buckle is of a mountain-shaped structure, a through hole for the thimble to pass through is formed in the middle of the buckle, a limit groove is formed in one end of the horizontal rib, which is fixed with the annular wall, and the periphery of the buckle is embedded into the limit groove, and the middle of the buckle is embedded into the second groove and tightly abuts against the antenna.
The upper end face edge of the upper shell is provided with mounting grooves at intervals, and the bottoms of the mounting grooves are provided with mounting holes.
The upper shell is provided with an arc groove, two ends of the arc groove are located between the mounting grooves, two sides of the arc groove are located between the second groove and the edge of the lower end face of the upper shell, a plurality of second reinforcing ribs which are arranged in the arc groove at intervals and are oriented to the center position by the edge of the lower end face of the upper shell are arranged in the arc groove, and the upper end face of each second reinforcing rib is fixed with the groove bottom of the arc groove, and the lower end face of each second reinforcing rib is in the same plane with the lower end face of the upper shell.
The shape of the corresponding positions of the bottom of the arc-shaped groove and the upper end face of the upper shell is the same, the shape of the corresponding positions of the bottom of the first groove and the upper end face of the upper shell is the same, and the shape of the corresponding positions of the second groove and the upper end face of the upper shell is the same.
The beneficial effects of the utility model are as follows:
1. the battery radiates the bluetooth beacon, can influence the signal (RSSI) that sends of antenna, finally lead to the beacon RSSI of antenna to produce the difference, this structure adds the battery compartment, adopts stainless steel material, covers the battery, reduces battery radiation by a wide margin, and battery compartment fluting is less than 1/4 wavelength (about 30 mm) and totally enclosed effect difference are tiny simultaneously, so add the breach at four corners of battery compartment, make the battery compartment directly buckle through cross panel and form, reduce the processing degree of difficulty and processing cost.
2. The ordinary bluetooth beacon adopts the board to carry the antenna, and the antenna is the direct mount on the circuit board, and antenna signal receives the interference of circuit board, makes the signal strength of antenna signal all directions inconsistent, and this structure sets up antenna and circuit board interval, realizes connecting through the thimble to set up the antenna position in central point, the antenna adopts circular design moreover, makes the attenuation degree of the RSSI of every direction unanimous.
3. The overall structure adopts the gentle umbrella-shaped structure of slope, effectively improves self intensity, can not remove the hindrance that causes to ground pedestrian and article after the installation, and the tank bottom of first recess, second recess and arc wall is the same with the corresponding position shape of epitheca, and arc promptly, and the material is used in the at utmost reduction production, through setting up first strengthening rib and second strengthening rib and further improving structural strength, first strengthening rib is horizontal muscle and annular rib constitution, improves the wholeness and the whole atress intensity of structure simultaneously.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic perspective view of another aspect of the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
FIG. 4 is an enlarged view of A in FIG. 3;
FIG. 5 is a schematic view of the structure of a battery compartment;
FIG. 6 is a schematic structural view of a first reinforcing rib and a second reinforcing rib;
fig. 7 is a schematic structural view of the buckle.
In the attached drawings, 1, a shell, 2, a circuit board, 3, an antenna, 4, a battery, 5, a bin body, 6, a folded edge, 7, a notch, 8, a thimble, 9, an upper shell, 10, a lower cover, 11, a first groove, 12, a second groove, 13, a horizontal rib, 14, an annular rib, 15, an annular wall, 16, a buckle, 17, a limit groove, 18, an arc groove, 19, a second reinforcing rib, 20 and an installation groove.
Detailed Description
As shown in fig. 1-4, the utility model provides a bluetooth beacon capable of avoiding signal interference, which comprises a shell 1, a circuit board 2 arranged in the shell 1, an antenna 3 arranged at the upper end of the circuit board 2, a battery 4 arranged at the lower end of the circuit board 2, and a battery compartment arranged at the lower end of the circuit board 2, wherein the battery 4 is arranged in the battery compartment, the battery compartment comprises a compartment body 5 with an opening at the upper end and a folding edge 6 arranged at the opening edge of the compartment body 5, one end of the opening of the compartment body 5 covers the battery 4 and is attached to the lower end face of the circuit board 2, and the compartment body 5 is fixed on the lower end face of the circuit board 2 through the folding edge 6 by means of screws.
This structure adds battery compartment, adopts stainless steel material, covers battery 4 through the storehouse body 5, reduces the radiation of battery 4 by a wide margin, effectively reduces the interference to antenna 3 signal, effectively improves antenna 3's signal strength, guarantees that antenna 3 each directional RSSI's attenuation degree is unanimous.
As shown in fig. 3, the vertical corners of the side surface of the bin body 5 are provided with notches 7, the heights of the notches 7 are the same as the height of the bin body 5, and the folded edges 6 are formed by outwards bending the side ends of the bin body 5.
The storehouse body 5 is simultaneously the battery compartment fluting is less than 1/4 wavelength (about 30 mm) and totally enclosed effect difference is tiny, so add breach 7 at four corners of battery compartment, make the battery compartment directly buckle through the cross panel and form, reduce the processing degree of difficulty and processing cost, reduce the material for production, the heat dissipation of battery 4 can also be favorable to in the circumstances that does not influence shielding battery 4 radiation in addition 5 four sides breach 7 of storehouse body, and the laminating of storehouse body 5 upper end and circuit board 2, the laminating of lower extreme and casing 1 inner chamber bottom, can play the supporting role, improve overall structural strength, make each part in the casing 1 jack-up each other, unsettled do not appear, effectively improve the shock resistance.
As shown in fig. 2, the antenna 3 is circular and is arranged at intervals with the circuit board 2, a thimble 8 is arranged between the antenna 3 and the circuit board 2, the antenna 3 is arranged at the central position of the upper end in the shell 1, the upper end of the thimble 8 is connected with the central position of the antenna 3, and the lower end is connected with the central position of the circuit board 2.
The antenna 3 is designed into a circular structure, the consistent intensity of the antenna 3 signals in all directions is guaranteed, the antenna 3 and the circuit board 2 are separated, connection is realized through the thimble 8, the antenna 3 is prevented from being interfered by the circuit board 2, the position of the antenna 3 and the connection position of the antenna 3 and the circuit board 2 are limited, and the consistent intensity of the antenna 3 signals in all directions is further guaranteed.
As shown in fig. 1-4, the housing 1 includes an upper shell 9 and a lower cover 10, the upper shell 9 is in an umbrella-shaped structure, a first groove 11 is provided on the lower end surface of the upper shell, the lower cover 10 is adapted to the first groove 11 and covers the opening of the first groove 11, and the circuit board 2, the antenna 3, the thimble 8, the battery 4 and the battery compartment are all disposed in the first groove 11 and are closed by means of the lower cover 10.
The upper shell 9 is of an integrated structure, and the first groove 11 at the lower end of the upper shell 9 is internally used for accommodating the circuit board 2, the antenna 3, the thimble 8, the battery 4 and the battery bin and is sealed by the lower cover 10.
As shown in fig. 2 and 4, the first groove 11 is disposed at the center of the upper case 9, the second groove 12 is disposed at the center of the bottom of the first groove 11, and the antenna 3 is disposed in the second groove 12.
The second groove 12 is used for accommodating the antenna 3, so that the distance between the antenna 3 and the upper end face of the upper shell 9 is shortened, the distance between the antenna 3 and the circuit board 2 is increased, the interference of the antenna 3 by the circuit board 2 is further reduced, and the signal range of the antenna 3 in the upward and peripheral directions is enlarged.
As shown in fig. 4, a first reinforcing rib is arranged on the bottom of the first groove 11, the first reinforcing rib comprises a plurality of horizontal ribs 13 extending from the edge of the groove bottom to the center and an annular rib 14 arranged between the edge of the groove bottom of the first groove 11 and the second groove 12, the lower end surfaces of the horizontal ribs 13 and the annular rib 14 are in the same plane, the upper end surface of the circuit board 2 is attached to the lower end surface of the horizontal ribs 13 and fixed by means of screws, the second groove 12 is provided with a ring wall 15 protruding downwards, the lower end surface of the ring wall 15 is not higher than the lower end surface of the horizontal ribs 13, and one end of the horizontal rib 13 facing the center of the first groove 11 is fixed with the outer wall of the ring wall 15.
The first strengthening rib is horizontal muscle 13 and annular rib 14 constitution, improves the wholeness of structure when further strengthening overall structure, and the horizontal longitudinal atress of comprehensive improvement horizontal plane, the atress is even, and horizontal muscle 13 and annular rib 14 strengthen the intensity of first recess 11, guarantee the intensity of the position that epitheca 9 corresponds first recess 11, and the annular wall 15 outer wall is as an organic whole with the inner of horizontal muscle 13, further improves the wholeness of first strengthening rib, can not hinder the dismouting of antenna 3 because of first strengthening rib simultaneously.
As shown in fig. 2 and fig. 4, a buckle 16 is further disposed in the second groove 12, the cross section of the buckle 16 is in a mountain-shaped structure, a through hole for the thimble 8 to pass through is disposed in the middle of the buckle, a limit groove 17 is disposed at one end of the horizontal rib 13 fixed to the annular wall 15, the periphery of the buckle 16 is embedded into the limit groove 17, and the middle of the buckle is embedded into the second groove 12 and abuts against the antenna 3.
The fixed mode of antenna 3 is buckle 16 top tightly, buckle 16 then is fixed through spacing groove 17 joint, the structure is compacter, reduce occupation space, make bluetooth beacon overall structure volume littleer, and buckle 16 lower extreme is the coplanar with first strengthening rib lower extreme, after installing circuit board 2, first strengthening rib and buckle 16 lower extreme are laminated with circuit board 2 upper end, make circuit board 2, first strengthening rib and buckle 16, antenna 3 laminating top tightly each other, do not have unnecessary empty space, intensity is higher, increase Eva bubble cotton between circuit board 2, first strengthening rib and buckle 12, the leakproofness is better, in order to further improve bulk strength and leakproofness after having installed all components and parts, can carry out the encapsulating in the second recess 12, the encapsulation is flowed into in the antenna 3 to the encapsulation after the Eva bubble cotton can effectively avoid the encapsulating.
As shown in fig. 1, the upper end surface edge of the upper shell 9 is provided with mounting grooves 20 at intervals, and the bottoms of the mounting grooves 20 are provided with mounting holes.
The upper shell 9 and the mounting groove 20 are integrally formed, and are directly fixed by using bolts through mounting holes in the mounting groove 20, so that the upper shell 9 is convenient to use and strength of the upper shell is not affected.
As shown in fig. 4, the lower end surface of the upper shell 9 is provided with an arc groove 18, two ends of the arc groove 18 are located between the mounting grooves 20, two sides of the arc groove 18 are located between the second groove 12 and the lower end surface edge of the upper shell 9, a plurality of second reinforcing ribs 19 which are oriented to the central position from the lower end surface edge of the upper shell 9 are arranged in the arc groove 18 at intervals, and the upper end surface of the second reinforcing ribs 19 is fixed with the groove bottom of the arc groove 18, and the lower end surface of the second reinforcing ribs is in the same plane with the lower end surface of the upper shell 9.
The design of arc wall 18 and second strengthening rib 19 can save production material under the prerequisite that does not influence overall structure intensity, in order to further improve overall structure intensity, can glue the arc wall 18 after overall structure equipment, this structure adds the breach at second strengthening rib 19 lower extreme, the flow planarization of sealant when increasing the glue filling.
As shown in fig. 1-4, the bottom of the arc-shaped groove 18 is the same as the shape of the corresponding position of the upper end face of the upper shell 9, the bottom of the first groove 11 is the same as the shape of the corresponding position of the upper end face of the upper shell 9, and the second groove 12 is the same as the shape of the corresponding position of the upper end face of the upper shell 9.
This design can furthest reduce the production materials, and first strengthening rib and second strengthening rib 19 make epitheca 9 can not reduce intensity to the terminal surface is the coplanar under first strengthening rib and the second strengthening rib 19, does not influence the installation to required primordial qi piece.
Claims (10)
1. The utility model provides a avoid self signal interference's bluetooth beacon, includes casing (1), sets up circuit board (2) in casing (1), sets up antenna (3) and battery (4) of setting in circuit board (2) lower extreme in circuit board (2) upper end, its characterized in that: the battery box is characterized by further comprising a battery box arranged at the lower end of the circuit board (2), wherein the battery (4) is arranged in the battery box, the battery box comprises a box body (5) with an upper end being open and a folded edge (6) arranged at the opening edge of the box body (5), one end of the box body (5) is covered on the battery (4) and attached to the lower end face of the circuit board (2), and the box body (5) is fixed on the lower end face of the circuit board (2) through the folded edge (6) by means of screws.
2. A bluetooth beacon for avoiding self signal interference according to claim 1, wherein: the vertical corners of the side face of the bin body (5) are provided with notches (7), the heights of the notches (7) are the same as the height of the bin body (5), and the folded edges (6) are formed by outwards bending the side ends of the bin body (5).
3. A bluetooth beacon for avoiding self signal interference according to claim 1, wherein: the antenna (3) is circular and is arranged at intervals with the circuit board (2), a thimble (8) is arranged between the antenna (3) and the circuit board (2), the antenna (3) is arranged at the central position of the upper end in the shell (1), the upper end of the thimble (8) is connected with the central position of the antenna (3), and the lower end of the thimble is connected with the central position of the circuit board (2).
4. A bluetooth beacon for avoiding self signal interference according to claim 3, wherein: the shell (1) comprises an upper shell (9) and a lower cover (10), wherein the upper shell (9) is of an umbrella-shaped structure, a first groove (11) is formed in the lower end face of the upper shell, the lower cover (10) is matched with the first groove (11) and covers the opening of the first groove (11), and the circuit board (2), the antenna (3), the ejector pin (8), the battery (4) and the battery bin are arranged in the first groove (11) and are sealed by means of the lower cover (10).
5. A bluetooth beacon for avoiding self signal interference according to claim 4, wherein: the first groove (11) is arranged at the center of the upper shell (9), the second groove (12) is arranged at the center of the bottom of the first groove (11), and the antenna (3) is arranged in the second groove (12).
6. A bluetooth beacon for avoiding self signal interference according to claim 5, wherein: the novel circuit board is characterized in that a first reinforcing rib is arranged on the bottom of the first groove (11), the first reinforcing rib comprises a plurality of horizontal ribs (13) extending from the edge of the groove bottom to the center and an annular rib (14) arranged between the edge of the groove bottom of the first groove (11) and the second groove (12), the lower end faces of the horizontal ribs (13) and the annular rib (14) are on the same plane, the upper end face of the circuit board (2) is attached to the lower end face of the horizontal ribs (13) and fixed by means of screws, the second groove (12) is provided with a downward protruding annular wall (15) and the lower end face of the annular wall (15) is not higher than the lower end face of the horizontal ribs (13), and one end of the horizontal ribs (13) towards the center of the first groove (11) is fixed with the outer wall of the annular wall (15).
7. A bluetooth beacon for avoiding self signal interference according to claim 6, wherein: still be provided with buckle (16) in second recess (12), buckle (16) cross-section is mountain style of calligraphy structure and middle part are provided with the through-hole that supplies thimble (8) to pass, be provided with spacing groove (17) on the fixed one end of horizontal muscle (13) and rampart (15), in buckle (16) periphery embedding spacing groove (17), middle part embedding second recess (12) are interior and jack-up antenna (3).
8. A bluetooth beacon for avoiding self signal interference according to claim 5, wherein: the upper end face edge of the upper shell (9) is provided with mounting grooves (20) at intervals, and the bottoms of the mounting grooves (20) are provided with mounting holes.
9. A bluetooth beacon for avoiding self signal interference according to claim 8, wherein: an arc groove (18) is arranged on the lower end face of the upper shell (9), two ends of the arc groove (18) are positioned between the mounting grooves (20), two sides of the arc groove (18) are positioned between the second groove (12) and the edge of the lower end face of the upper shell (9), a plurality of second reinforcing ribs (19) which face the central position from the edge of the lower end face of the upper shell (9) are arranged in the arc-shaped groove (18) at intervals, the upper end face of the second reinforcing ribs (19) is fixed with the groove bottom of the arc-shaped groove (18), and the lower end face of the second reinforcing ribs is in the same plane with the lower end face of the upper shell (9).
10. A bluetooth beacon for avoiding self signal interference according to claim 9, wherein: the shape of the corresponding positions of the bottom of the arc-shaped groove (18) and the upper end face of the upper shell (9) is the same, the shape of the corresponding positions of the bottom of the first groove (11) and the upper end face of the upper shell (9) is the same, and the shape of the corresponding positions of the second groove (12) and the upper end face of the upper shell (9) is the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320470720.9U CN219553891U (en) | 2023-03-02 | 2023-03-02 | Bluetooth beacon capable of avoiding self signal interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320470720.9U CN219553891U (en) | 2023-03-02 | 2023-03-02 | Bluetooth beacon capable of avoiding self signal interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219553891U true CN219553891U (en) | 2023-08-18 |
Family
ID=87734407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320470720.9U Active CN219553891U (en) | 2023-03-02 | 2023-03-02 | Bluetooth beacon capable of avoiding self signal interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219553891U (en) |
-
2023
- 2023-03-02 CN CN202320470720.9U patent/CN219553891U/en active Active
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