CN209560101U - Safety check instrument and its antenna module - Google Patents
Safety check instrument and its antenna module Download PDFInfo
- Publication number
- CN209560101U CN209560101U CN201920116574.3U CN201920116574U CN209560101U CN 209560101 U CN209560101 U CN 209560101U CN 201920116574 U CN201920116574 U CN 201920116574U CN 209560101 U CN209560101 U CN 209560101U
- Authority
- CN
- China
- Prior art keywords
- antenna
- loop regions
- load
- bearing surface
- antenna module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Radar Systems Or Details Thereof (AREA)
Abstract
The utility model discloses a kind of safety check instrument and its antenna modules, the antenna module includes antenna loading plate, transmitting antenna and receiving antenna, the antenna loading plate includes load-bearing surface, antenna loading plate is rotated by the first pre-set velocity, and the rotary shaft of rotation penetrates the geometric center of load-bearing surface；Load-bearing surface includes the central area and loop regions centered on load-bearing surface geometric center, and multiple loop regions are sequentially connected in radial directions, and the circle inner edge of multiple loop regions being equidistant to circle outside；Central area is provided with transmitting antenna, and each loop regions are provided at least one receiving antenna.By the above-mentioned means, enabling to a small amount of receiving antenna that can largely reduce the quantity of its transmitting antenna and receiving antenna in the case where not interfering with its detection effect in the reception that multiple regions carry out signal, thus the cost greatly saved.
Description
Technical field
The utility model relates to field of safety check, in particular to a kind of safety check instrument and its antenna module.
Background technique
In recent years, safety problem increasingly obtains the concern of the people of the world, also mentions to the reliability and intelligence of safe examination system
Higher requirement is gone out.
Traditional metal detector can only detect short distance small range target, and low efficiency has been far from satisfying
The demand of safety check.Although the various rays such as X-ray have very strong penetration power, radiation injury can be caused to tested human body, even if
There is currently the X-ray machines of low radiation dose, but it is still not easy to be accepted by the public.Infrared ray be by body surface temperature at
Picture, can not blur-free imaging in the case where there is fabric to block.And millimeter wave imaging system not only can detecte out and be hidden in fabric
Under metal object, can also detect that plastics pistol, the dangerous material such as explosive, the information of acquisition is more detailed, accurate, Ke Yi great
The earth reduces false alarm rate.Therefore, mm-wave imaging technology has obtained more being widely applied in terms of personnel in recent years.
Mm-wave imaging technology will use millimetre-wave radar.Millimetre-wave radar refers to radar emission signal frequency in millimeter
The frequency of wave frequency section, millimeter wave is 30GHz to 300GHz (wavelength is from 1mm to 10mm), in practical engineering applications, often millimeter
The low end frequency of wave drops to 26GHz.In electromagnetic spectrum, the position of millimeter-wave frequency between microwave and it is infrared between.With microwave
It compares, the typical feature of millimeter wave is that wavelength is short, bandwidth (utilizing space with very wide) and propagation in an atmosphere
Characteristic.Compared with infrared, millimeter wave has the ability of all weather operations and can be used for flue dust, under the adverse circumstances such as cloud and mist.In
In the case that microwave frequency band is more and more crowded, the advantages of millimeter wave takes into account microwave, and be also equipped with not available for low-frequency range microwave
Some advantages.
In the prior art, general human body safety check instrument includes safety check side plate and imaging system, and safety check side plate is for pacifying
Aerial array is filled, with the echo-signal for sending millimeter-wave signal and reception return, in order to reach apparent, large-scale inspection
It surveys, mutiple antennas is installed on safety check side plate, and antenna higher cost, so that the cost of entire safety check instrument is also higher.
Utility model content
The utility model provides a kind of screening machine, with solve the prior art due to aerial array demand it is more caused by
This excessively high problem.
In order to solve the above technical problems, the technical solution that the utility model uses is to provide a kind of antenna module, institute
Stating antenna module includes: antenna loading plate, including load-bearing surface, and the antenna loading plate is revolved by the first pre-set velocity
Turn, the rotary shaft of the antenna loading plate rotation penetrates the geometric center of the load-bearing surface；The load-bearing surface includes with institute
State central area centered on load-bearing surface geometric center and loop regions, multiple loop regions are in radial directions
It is sequentially connected, and the circle inner edge of multiple loop regions being equidistant to circle outside；Wherein, the central area is provided with
Transmitting antenna, each loop regions are provided at least one receiving antenna.
According to one embodiment of the utility model, the loop regions are for a region or including multiple sons being spaced apart from each other
Region.
According to one embodiment of the utility model, the rotary shaft is perpendicular to the central area, so that the reception
Antenna is rotated around the transmitting antenna.
According to one embodiment of the utility model, the load-bearing surface is circle.
According to one embodiment of the utility model, the load-bearing surface includes joint face and at least one spiral arm face, described
At least one spiral arm face is connect with the side of the joint face.
According to one embodiment of the utility model, the central area is arranged on the joint face, the loop regions
It is arranged at least one described spiral arm face.
According to one embodiment of the utility model, each loop regions are provided with a receiving antenna, and multiple institutes
Receiving antenna is stated on same straight line.
According to one embodiment of the utility model, each loop regions setting is there are four receiving antenna, and multiple institutes
Receiving antenna is stated to be uniformly arranged on respectively in orthogonal two planes.
According to one embodiment of the utility model, the transmitting antenna is for sending millimeter-wave signal, the receiving antenna
For receives echo-signal, the relatively described millimeter-wave signal of the echo-signal carries the information of checked object.
In order to solve the above technical problems, another technical solution that the utility model uses is to provide a kind of safety check instrument, institute
Stating safety check instrument includes above-mentioned antenna module.
It is different from the prior art, safety check instrument and its antenna module provided by the utility model, by rotatable at one
Multiple loop regions around its geometric center are set on the load-bearing surface of antenna loading plate, and are provided in its loop regions
Receiving antenna, receiving antenna can be rotated, so that a small amount of receiving antenna can carry out signal in multiple regions
It receives, in the case where not interfering with its detection effect, the quantity of its transmitting antenna and receiving antenna is largely reduced, thus pole
The cost of big saving.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings, in which:
Fig. 1 is the side schematic view of the utility model antenna loading plate；
Fig. 2 is the utility model antenna loading plate load-bearing surface schematic diagram；
Fig. 3 is the schematic top plan view of the utility model antenna module；
Fig. 4 is another schematic top plan view of loading plate load-bearing surface shown in Fig. 3；
Fig. 5 is another schematic top plan view of the utility model antenna module；
Fig. 6 is another schematic top plan view of the utility model antenna module；
Fig. 7 is another schematic top plan view of the utility model antenna module.
Specific embodiment
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
Every other embodiment obtained belongs to the range of the utility model protection.
It is to be appreciated that if related in the utility model embodiment directionality instruction (such as upper and lower, left and right, it is preceding,
Afterwards ...), then directionality instruction is only used for explaining opposite between each component under a certain particular pose (as shown in the picture)
Positional relationship, motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, if relating to the description of " first ", " second " etc. in the utility model embodiment, " first ", " the
Two " etc. description is used for description purposes only, and is not understood to indicate or imply its relative importance or is implicitly indicated meaning
The quantity of the technical characteristic shown." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one
A this feature.It in addition, the technical solution between each embodiment can be combined with each other, but must be with ordinary skill
Based on personnel can be realized, this technical side will be understood that when the combination of technical solution appearance is conflicting or cannot achieve
The combination of case is not present, also not within the protection scope of the requires of the utility model.
Fig. 1-7 is please referred to, the utility model provides a kind of antenna module 10, which includes antenna loading plate
100, transmitting antenna 200 and receiving antenna 300.
As shown in Figure 1, antenna loading plate 100 includes load-bearing surface 110, antenna loading plate 100 can carry out default speed
The rotation of degree, specifically can be 1rad/s or 2rad/s etc., and the rotary shaft of the rotation of antenna loading plate 100 penetrates it
The geometric center of load-bearing surface 110, if load-bearing surface 110 is circle, geometric center is then its center of circle.
Such as Fig. 2, load-bearing surface 110 includes the central area 120 centered on its geometric center, and load-bearing surface 110 is also
Including multiple loop regions 130 centered on its geometric center, multiple loop regions 130 are sequentially connected in radial directions,
It is successively attached in method i.e. in the geometric center of load-bearing surface 110 to its side, and in the circle of multiple loop regions 130
Side is equidistant to circle outside.
As shown in Figure 3, wherein transmitting antenna 200 can be set in the central area 120, can be used for emitting millimeter
On wave signal to checked object, it is understood that, in the present embodiment, the millimeter-wave signal that transmitting antenna 200 emits can
With biggish range and stronger signal strength.Receiving antenna 300 can be set in loop regions 130, specifically,
Each loop regions 130 are provided at least one receiving antenna 300.Receiving antenna 300 is used for receives echo-signal, echo-signal
Opposite millimeter-wave signal carries the information of checked object, in order to carry out subsequent imaging.
It is understood that rotary shaft is perpendicular to central area 120, so that receiving antenna 300 is emitting day around its
Line 200 is rotated.
As shown in figure 3, in a specific embodiment, the load-bearing surface 110 of antenna loading plate 100 is circle, entire
Also rounded structure, rear surface can be planar structure, be also possible to dash forward antenna loading plate 100 as load-bearing surface 110
Structure etc. out.The load-bearing surface 110 includes central area 120 and multiple loop regions 130, and central area 120 can also be with
For circular configuration, loop regions 130 are annular coil structures.
It is understood that in a particular embodiment, load-bearing surface 110 is not one to be set to a horizontal plane, can be with
For concave face or projecting surface, as long as its global shape be it is round as long as can be with.And transmitting antenna 200 and receiving antenna 300 can also
To be at least partly fixed in its entire antenna loading plate 100, part leaks out load-bearing surface 110.
Such as Fig. 4, in the present embodiment, multiple loop regions 130 include sequentially connected first loop regions radially
Domain 131, the second loop regions 132, third loop regions 133 and the 4th loop regions 134.Its first loop regions 131 with
Central area 120 is adjacent, and circle inner edge is overlapped with the outside of central area 120, the circles of the first loop regions 131 outside and the
The circle inner edge of two loop regions 132 is overlapped, and the width of the circle inner edge of its first loop regions 131 to circle outside is equal to the second ring
Width of the circle inner edge of collar region 132 to circle outside.
As shown in figure 3, in one embodiment, a reception day is each provided in multiple loop regions 130
Line 300, and multiple receiving antennas 300 are arranged on same straight line.Its multiple receiving antenna 300 is with transmitting antenna 200
Axle center carries out rotary motion in the same direction.
In another embodiment, receiving antenna 300 there are two being each respectively provided in multiple loop regions 130, and
Multiple receiving antennas 300 are arranged on same straight line.
As shown in figure 5, in one embodiment, each it is respectively provided with that there are two receive day in multiple loop regions 130
Line 300, and its multiple receiving antenna 300 is uniformly arranged on respectively on orthogonal two straight lines.I.e. for one of ring
For collar region 130, the receiving antenna 300 in two receiving antennas 300 being provided at its inner portion is arranged in first straight line
On 410, another receiving antenna 300 is arranged in second straight line 420.Its first straight line 410 and second straight line 420 are mutually hung down
Directly.
Pair as shown in fig. 6, in one embodiment, there are four receiving antennas 300 for each setting of loop regions 130, i.e.,
For one of loop regions 130, two receiving antennas 300 in four receiving antennas 300 being provided at its inner portion are set
It sets on the first plane, other two receiving antenna 300 is arranged in the second plane, two plane is mutually perpendicular to.
Specifically, if its load-bearing surface 110 is plane, for four receiving antennas 300 of each loop regions 130
It is then uniformly arranged on orthogonal two straight lines.
In another embodiment, one or more receiving antennas 300 can be set in each loop regions 130, and more
A receiving antenna 300 Discrete Stochastic in its corresponding loop regions is distributed.
In one embodiment, multiple receiving antennas 300 can be set in each loop regions 130, and such as 8, and for
For the receiving antenna 300 of any one loop regions 130, angle is respectively distributed on 45 degree of straight line.
It is understood that in a particular embodiment, the diameter of the width of loop regions 130 and its entire antenna module 10
Accuracy to length and detection is relevant.In a particular embodiment, smaller then its loop regions of the width of loop regions 130
130 density are bigger, and 300 density of receiving antenna is bigger, then its degree of detection accuracy is higher.
In a particular embodiment, the quantity of the first pre-set velocity and the receiving antenna 300 in the same loop regions 130
It is relevant, if the quantity of its receiving antenna 300 is more, the first pre-set velocity is slower, if its receiving antenna 300
Negligible amounts, then its first pre-set velocity is very fast.
In a particular embodiment, load-bearing surface 110 can also be regular hexagon.Correspondingly, its central area 120 is also
Regular hexagon.Its entire antenna module 10 also corresponds to regular hexagon structure.
In a particular embodiment, load-bearing surface 10 can also be octagon.Correspondingly, its central area 120 is also
Octagon.Its entire antenna module 10 also corresponds to octagon structure.
For being round compared to load-bearing surface 110, load-bearing surface 110 is the cost of regular hexagon or positive octagon
It is relatively low, the own wt of antenna loading plate 100 itself can be reduced.
In above-described embodiment, each of which loop regions 130 is only a region or each loop regions 130 are one
A continuous region.
Such as Fig. 7, in a specific embodiment, load-bearing surface 110 includes a joint face 140 and at least one rotation
Arm face 150 is specifically as follows 1,2 or multiple, is arranged around the joint face 140, specifically, itself and the joint face
140 side is attached.
In the present embodiment by spiral arm face 150 be 4 for, can be specially " ten " font planar structure or
Person's curved-surface structure, four extended surfaces 150 are arranged at an angle, such as in 90 degree of settings, are not construed as limiting here.
Wherein, central area 120 is arranged on the joint face 140, and loop regions 130 are arranged on spiral arm face 150,
Each of which loop regions 130 may include the subregion at mutual multiple intervals.As shown in fig. 7, for the 5th loop regions 135 and
Speech comprising be spaced apart from each other the first subregion 1351 of setting, the second subregion 1352, third subregion 1353 and the 4th son
Region 1354.
The utility model also provides a kind of safety check instrument, and safety check instrument includes antenna module 10 described in above-described embodiment.
Its quantity can be one or more.
In conclusion in safety check instrument provided by the utility model and its antenna module, by a rotable antenna
Multiple loop regions around its geometric center are set on the load-bearing surface of loading plate, and are provided with reception in its loop regions
Antenna, so that receiving antenna can be rotated, so that a small amount of receiving antenna can carry out letter in multiple regions
Number reception largely reduce the quantity of its transmitting antenna and receiving antenna in the case where not interfering with its detection effect, from
And the cost greatly saved.
The foregoing is merely the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
It is equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly or indirectly uses
In other related technical areas, it is also included in the patent protection scope of the utility model.
Claims (10)
1. a kind of antenna module, which is characterized in that the antenna module includes:
Antenna loading plate, including load-bearing surface, the antenna loading plate are rotated by the first pre-set velocity, and the antenna is held
The rotary shaft of support plate rotation penetrates the geometric center of the load-bearing surface；
The load-bearing surface include central area centered on the load-bearing surface geometric center and loop regions, it is multiple
The loop regions are sequentially connected in radial directions, and the distance phase outside the circle inner edge to circle of multiple loop regions
Deng；
Wherein, the central area is provided with transmitting antenna, and each loop regions are provided at least one receiving antenna.
2. antenna module according to claim 1, which is characterized in that the loop regions are for a region or including multiple
The subregion being spaced apart from each other.
3. antenna module according to claim 1, which is characterized in that the rotary shaft perpendicular to the central area, with
So that the receiving antenna is rotated around the transmitting antenna.
4. antenna module according to claim 1, which is characterized in that the load-bearing surface is circle.
5. antenna module according to claim 1, which is characterized in that the load-bearing surface include joint face and at least one
Spiral arm face, at least one described spiral arm face are connect with the side of the joint face.
6. antenna module according to claim 5, which is characterized in that the central area is arranged on the joint face,
The loop regions are arranged at least one described spiral arm face.
7. antenna module according to claim 1, which is characterized in that each loop regions are provided with a reception day
Line, and multiple receiving antennas are on same straight line.
8. antenna module according to claim 1, which is characterized in that there are four receive day for each loop regions setting
Line, and multiple receiving antennas are uniformly arranged on respectively in orthogonal two planes.
9. antenna module according to claim 1, which is characterized in that the transmitting antenna is for sending millimeter-wave signal, institute
Receiving antenna is stated for receives echo-signal, the relatively described millimeter-wave signal of the echo-signal carries the letter of checked object
Breath.
10. a kind of safety check instrument, which is characterized in that the safety check instrument includes antenna module of any of claims 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116574.3U CN209560101U (en) | 2019-01-23 | 2019-01-23 | Safety check instrument and its antenna module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920116574.3U CN209560101U (en) | 2019-01-23 | 2019-01-23 | Safety check instrument and its antenna module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209560101U true CN209560101U (en) | 2019-10-29 |
Family
ID=68307324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920116574.3U Active CN209560101U (en) | 2019-01-23 | 2019-01-23 | Safety check instrument and its antenna module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209560101U (en) |
-
2019
- 2019-01-23 CN CN201920116574.3U patent/CN209560101U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5068654A (en) | Collision avoidance system | |
| US11313963B2 (en) | Millimeter wave holographic three-dimensional imaging detection system and method | |
| US4751511A (en) | Method and apparatus for estimating trajectory | |
| US8570210B1 (en) | Aircraft MIMO radar | |
| US8456349B1 (en) | Three dimensional radar method and apparatus | |
| US20030156056A1 (en) | Near-vertical incidence hf radar | |
| US20150301168A1 (en) | Omnidirectional Retrodirective Antennas | |
| EP3355289A1 (en) | Apparatus and method for accurate monitoring of space | |
| CN108196250B (en) | Continuous wave radar system and method for low-altitude small target detection | |
| US2895127A (en) | Directive diplex antenna | |
| CN108832312A (en) | A kind of Omni-directional antenna array and antenna traversal method | |
| US3896446A (en) | Radar mounted on helicopter | |
| CN110068806A (en) | A kind of short distance gapless coverage radar monitoring system of unattended station circumference security protection | |
| CN104698461A (en) | Millimeter wave passive security inspection imager and body searching and imaging system | |
| CN109324349A (en) | Subarea-scanning safety check instrument system and its scan method based on millimeter wave | |
| CN209560101U (en) | Safety check instrument and its antenna module | |
| CN104931936A (en) | A double-wave-beam radar sensor | |
| US9270020B2 (en) | Antenna arrangement for a radar system | |
| CN112105951A (en) | Radar system, movable platform and control method of radar system | |
| CN104995796B (en) | Receiver/transmitter | |
| US3345633A (en) | Aircraft proximity warning system | |
| WO2018079268A1 (en) | Signal processing device, radar apparatus, and signal processing method | |
| CN208489358U (en) | A kind of Omni-directional antenna array | |
| RU2615988C1 (en) | Method and system of barrier air defence radar detection of stealth aircraft based on gsm cellular networks | |
| US4017860A (en) | Radio navigation beacon |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 071000 east side of jingshisan Road, Xushui Economic Development Zone, Baoding City, Hebei Province Patentee after: HEBEI HUAXUN FANGZHOU TAIHEZI TECHNOLOGY Co.,Ltd. Patentee after: Shenzhen Zhongtou Huaxun Terahertz Technology Co., Ltd Address before: 071000 east side of jingshisan Road, Xushui Economic Development Zone, Baoding City, Hebei Province Patentee before: HEBEI HUAXUN FANGZHOU TAIHEZI TECHNOLOGY Co.,Ltd. Patentee before: SHENZHEN CCT THZ TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210930 Address after: 518000 Shenzhen, Baoan District, Xixiang, Guangdong Xixiang street, thirty-seventh fields, 430 estate. Patentee after: Shenzhen Zhongtou Huaxun Terahertz Technology Co., Ltd Address before: 071000 east side of jingshisan Road, Xushui Economic Development Zone, Baoding City, Hebei Province Patentee before: HEBEI HUAXUN FANGZHOU TAIHEZI TECHNOLOGY Co.,Ltd. Patentee before: Shenzhen Zhongtou Huaxun Terahertz Technology Co., Ltd |
|
| TR01 | Transfer of patent right |