CN209390076U - A kind of near-field communication detection device - Google Patents
A kind of near-field communication detection device Download PDFInfo
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- CN209390076U CN209390076U CN201920232472.8U CN201920232472U CN209390076U CN 209390076 U CN209390076 U CN 209390076U CN 201920232472 U CN201920232472 U CN 201920232472U CN 209390076 U CN209390076 U CN 209390076U
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- field communication
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Abstract
The utility model provides a kind of near-field communication detection device, the near-field communication detection device includes panel, detect mainboard and lower cover plate, the detection mainboard includes coil and radio frequency connector, the one side of the detection mainboard is arranged in the coil, the another side of the detection mainboard is arranged in the radio frequency connector, the detection mainboard is clipped between the panel and lower cover plate, the near-field communication detection device of the utility model offer pair can have the equipment complete machine of near field communication (NFC) function with contactless quick detection, active near-field communication aerial, passive near-field communication aerial etc., more truly detect the performance of near-field communication aerial, whether resonance frequency meets authentication requesting.
Description
Technical field
The utility model belongs to the short distance wireless communication technology field, includes a kind of near-field communication detection device.
Background technique
Existing near-field communication detection device detection is near-field communication aerial ontology and needs to contact with each other, it is difficult to be guaranteed
It is still to have good antenna performance, and the reception of near-field communication aerial and transmitting are equal that near-field communication aerial, which is placed in complete equipment,
Need to connect active test equipment, it is very inconvenient in use process.
Utility model content
The utility model solves near-field communication detection device in the prior art to a certain extent and cannot non-contactly examine
The near-field communication aerial of survey near-field communication aerial and near-field communication aerial and detection in off-the-shelf hardware needs to connect active
The confinement problems such as test equipment.
It is as follows that the utility model solves technical solution used by above-mentioned technical problem:
The utility model provides a kind of near-field communication detection device, which is characterized in that the near-field communication detection device packet
Panel, detection mainboard and lower cover plate are included, the detection mainboard includes coil and radio frequency connector, and the coil is arranged in the inspection
The one side of mainboard is surveyed, the another side of the detection mainboard is arranged in the radio frequency connector, and the detection mainboard is clipped in the face
Between plate and lower cover plate.
Optionally, one end of the radio frequency connector is connect with the lead of the coil, the radio frequency connector it is another
End is connect with extrinsic vectors Network Analyzer.
Optionally, the back side of the panel is provided with positioning column, and the detection mainboard is stuck in the panel by positioning column
The back side.
Optionally, the lower cover plate is fixed on the back side of the panel by the positioning column.
Optionally, the lower cover plate includes support construction, the branch when process communication detection device installation is complete
Support structure is abutted with the back side of the detection mainboard.
Optionally, the material of the panel and lower cover plate is nonmetallic.
Optionally, the panel includes limiting device, and the upper surface of the panel, the limit is arranged in the limiting device
Position device is corresponding with external tested equipment shape.
Optionally, the shape of the coil is corresponding with the detected near-field communication aerial shape in outside.
Through the above technical solutions, near-field communication detection device production provided by the utility model is simple, low in cost, function
Can be powerful, while having the function of transmitting and receiving radiofrequency signal, and can detect and have in the case where Entirely contactless
Equipment complete machine, active near-field communication aerial and the passive near-field communication aerial of near-field communication aerial, to the property of near field colleague's antenna
Energy, the detection of resonance frequency are truer.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is to be used to provide a further understanding of the present invention, and constitute part of specification, and following
Specific embodiment be used to explain the disclosure together, but do not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments one provide；
Fig. 2 is the low explosive view of the near-field communication detection device of the offer of disclosure illustrative embodiments one；
Fig. 3 is each component back surface structural representation of near-field communication detection device that disclosure illustrative embodiments one provide
Figure；
Fig. 4 is the test result figure for the near-field communication detection device that disclosure illustrative embodiments one provide；
Fig. 5 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments two provide；
Fig. 6 is the near-field communication detection device that disclosure illustrative embodiments two provide and external detected near field antenna
Structural schematic diagram；
Fig. 7 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments three provide；
Fig. 8 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments four provide；
Fig. 9 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments five provide；
Figure 10 is the structural schematic diagram for the near-field communication detection device that disclosure illustrative embodiments six provide.
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as "upper" "lower" "bottom" "top" is usual
Referring to and is defined on the basis of the drawing of respective drawings, "inner" "outside" refers to the inner and outer of corresponding component profile, in addition, following
When description is related to attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.
With reference to shown in Fig. 1 ~ Fig. 5, a kind of near-field communication detection device provided by the utility model, the near-field communication detection
Equipment includes panel 1, detection mainboard 2 and lower cover plate 3, and the detection mainboard 2 includes coil 21 and radio frequency connector 22, the line
The one side of the detection mainboard 2 is arranged in circle 21, and the another side of the detection mainboard 2, institute is arranged in the radio frequency connector 22
Detection mainboard 2 is stated to be clipped between the panel 1 and lower cover plate 3.
With reference to Fig. 2, in embodiment one kind, the radio frequency connector 22 is connected by manual welding or surface-pasted mode
It is connected at the back side of the detection mainboard 2, the lead of the coil 21 is connect with one end of the radio frequency connector 22, thus shape
It include the detection mainboard 2 of coil 21 and radio frequency connector 22 at one, the detection mainboard 2 passes through the radio frequency connector 22
The other end is connect with extrinsic vectors Network Analyzer, and in the present embodiment, the radio frequency connector 21 can be SMA type or N-type
50 ohm coaxial radio frequency connectors are provided with the one side of coil 21 on the detection mainboard 2 and are referred to as front in the present embodiment,
The another side of the detection mainboard 2 is referred to as the back side.
With reference to Fig. 3, the upper surface of the panel 1 is plane, and the back side of the panel 1 is provided with positioning column 11, will be described
Panel 1 has the face down of " NFC " printed words, will test mainboard 2 with coil 21 and passes down through the installation of positioning column 11 on one side
Onto panel 1, the detection mainboard 2 is fixedly mounted on to the back side of the panel 1 by the positioning column 11, prevents from using
During cause the loosening of the mainboard 2 so as to cause test bad phenomenon occur.
The generous equidimension of length of the panel 1 is designed according to the shape of near-field communication equipment to be detected, the inspection
The size for surveying mainboard 2 is designed according to the shape of near-field communication aerial to be detected, in the present embodiment, the panel 1
Length dimension is 250mm, width dimensions 200mm, thickness 30mm, detects the support zone of mainboard 2 with a thickness of 6mm,
Length dimension is 130mm, and width dimensions 1.6mm, for the coil 21 using copper material, the length of coil 21 is 65mm, wide
Degree is 44mm, and line spacing is 4mm.
With reference to Fig. 3, the back side of the lower cover plate 3 offers screw hole, the position of the screw hole and the positioning column 11
Position it is corresponding, the lower cover plate 3 is fixed by screws on the positioning column 11, to be combined into one with the panel 1
The shell of a near-field communication detection device, the enclosure interior is for accommodating the detection mainboard 2.
Since detection mainboard 2 can give off radiofrequency signal, if the panel 1 and lower cover plate 3 are made of metal material,
The radiofrequency signal that the detection mainboard 2 issues is shielded and causes entire near-field communication detection device that can not work, therefore described
Panel 1 and lower cover plate 3 are all made of nonmetallic materials and are made, and when production, the face is designed according to near-field communication equipment to be detected
The length and width of plate 1, thickness design detection mainboard 2 according to the shape of near-field communication aerial to be detected, determine on the detection mainboard 2
Coil 21 geomery size and the number of turns how much, redesign the lower cover plate 3, be provided with support on the lower cover plate 3
Structure 31, after the lower cover plate 3 is by screw and 1 secure bond of panel, the support construction 31 and the detection mainboard 2
The back side fit closely, that is to say, that the support construction 31 is used to support the detection mainboard 2, guarantees near-field communication inspection
The stability and accuracy of measurement equipment in use.
With reference to Fig. 4, the near-field communication equipment antenna resonance calibrating and detect by specific embodiment of the present invention one
Frequency resultant, it can be seen that by the NFC detection device of the utility model, can be very good to meet the humorous of near-field communication aerial
The calibration and detection function of vibration frequency, so that near-field communication aerial performance is optimized well.
With reference to Fig. 5, in example 2, the panel 1 further comprises limiting device 12, and the limiting device 12 is arranged
In the upper surface of the panel 1, the limiting device 12 is corresponding with external tested equipment shape, when in use, will be external
Tested equipment is placed in the limiting device 12, makes the line inside external tested equipment and the near-field communication detection device
It is corresponding to enclose 21 positions, and external tested equipment will not arbitrarily shake, thus guarantee the stability and accuracy of detection process,
The shape of the limiting device 12 is designed according to the shape for being detected near-field communication equipment, and the present embodiment is not limited in
In limiting device 12 shape.
With reference to Fig. 6, in order to make the detection effect of the near-field communication detection device more preferably, the shape of the coil 21 and outer
The shape of the detected near-field communication aerial 4 in portion is corresponding, in the present embodiment, the coil 21 and external detected near field
The shape of communication antenna is all rectangular.
With reference to Fig. 7, in the third embodiment, using the detection mainboard 2 of the utility model, this then is replaced with coaxial cable 23
Radio frequency connector 22 in utility model, one end of the coaxial cable 23 are connect with the lead of the coil 21, described coaxial
The other end of cable 23 is connect with extrinsic vectors Network Analyzer, without panel 1 and lower cover plate 3, can also be worked well.
With reference to Fig. 8, in example IV, using the detection coil 21 of the utility model, then replaced with coaxial cable 23
Radio frequency connector 22 in the utility model, one end of the coaxial cable 23 are connect with the lead of the coil 21, described same
The other end of shaft cable 23 is connect with extrinsic vectors Network Analyzer, also can good work without panel 1 and lower cover plate 3
Make.
With reference to Fig. 9, in embodiment five, using the detection mainboard 2 of the utility model, this then is replaced with coaxial cable 23
Radio frequency connector 22 in utility model, one end of the coaxial cable 23 are connect with the lead of the coil 21, described coaxial
The other end of cable 23 is connect with extrinsic vectors Network Analyzer, while using the panel 1 and lower cover plate 3 in the utility model,
Also it can work well.
With reference to Figure 10, in embodiment six, using the coil 21 in the utility model, this then is replaced with coaxial cable 23
Radio frequency connector 22 in utility model, one end of the coaxial cable 23 are connect with the lead of the coil 21, described coaxial
The other end of cable 23 is connect with extrinsic vectors Network Analyzer, while using the panel 1 and lower cover plate 3 in the utility model,
Also it can work well.
Through the above technical solutions, near-field communication detection device production provided by the utility model is simple, low in cost, function
Can be powerful, while having the function of transmitting and receiving radiofrequency signal, and can detect and have in the case where Entirely contactless
Equipment complete machine, active near-field communication aerial and the passive near-field communication aerial of near-field communication aerial, to the property of near field colleague's antenna
Energy, the detection of resonance frequency are truer.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Any modifications, equivalent replacements, and improvements etc. done within the spirit and principle of utility model, should be included in the utility model
Protection scope within.
Claims (8)
1. a kind of near-field communication detection device, which is characterized in that the near-field communication detection device include panel, detection mainboard and
Lower cover plate, the detection mainboard include coil and radio frequency connector, and the one side of the detection mainboard is arranged in the coil, described
The another side of the detection mainboard is arranged in radio frequency connector, and the detection mainboard is clipped between the panel and lower cover plate.
2. near-field communication detection device according to claim 1, which is characterized in that one end of the radio frequency connector and institute
The lead connection of coil is stated, the other end of the radio frequency connector is connect with extrinsic vectors Network Analyzer.
3. near-field communication detection device according to claim 1, which is characterized in that the back side of the panel is provided with positioning
Column, the detection mainboard are stuck in the back side of the panel by positioning column.
4. near-field communication detection device according to claim 3, which is characterized in that the lower cover plate passes through the positioning column
It is fixed on the back side of the panel.
5. near-field communication detection device according to claim 1, which is characterized in that the lower cover plate includes support construction,
When the near-field communication detection device installs complete, the support construction is abutted with the back side of the detection mainboard.
6. near-field communication detection device according to claim 1, which is characterized in that the material of the panel and lower cover plate is
It is nonmetallic.
7. near-field communication detection device according to claim 1, which is characterized in that the panel includes limiting device, institute
The upper surface that the panel is arranged in limiting device is stated, the limiting device is corresponding with external tested equipment shape.
8. near-field communication detection device according to claim 1, which is characterized in that the shape of the coil and outside are tested
The near-field communication aerial shape of survey is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232472.8U CN209390076U (en) | 2019-02-25 | 2019-02-25 | A kind of near-field communication detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232472.8U CN209390076U (en) | 2019-02-25 | 2019-02-25 | A kind of near-field communication detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209390076U true CN209390076U (en) | 2019-09-13 |
Family
ID=67854443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920232472.8U Active CN209390076U (en) | 2019-02-25 | 2019-02-25 | A kind of near-field communication detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209390076U (en) |
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2019
- 2019-02-25 CN CN201920232472.8U patent/CN209390076U/en active Active
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