CN209728166U - A kind of millimetre-wave radar - Google Patents
A kind of millimetre-wave radar Download PDFInfo
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- CN209728166U CN209728166U CN201920438896.XU CN201920438896U CN209728166U CN 209728166 U CN209728166 U CN 209728166U CN 201920438896 U CN201920438896 U CN 201920438896U CN 209728166 U CN209728166 U CN 209728166U
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- array antenna
- millimetre
- shell
- rotating base
- wave radar
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Abstract
A kind of millimetre-wave radar, including shell, array antenna in shell, array antenna are connected with micro-strip, and micro-strip is connected with MMIC radio frequency chip, and MMIC radio frequency chip is connected with signal processor；Shell is equipped with height regulating frame, shell includes upper housing and lower case, upper housing is connected with lower case, a holding tank is equipped in upper housing, lower case is equipped with barricade, it is equipped with array antenna below barricade, is equipped with shielding case on the outside of array antenna, array antenna and shielding case are arranged in holding tank；It is provided with metallization VIA in micro-strip, is symmetrically arranged with several ground holes on the outside of metallization VIA；Two groups of sliding rails are equipped in the lower case in parallel, height regulating frame is slidably arranged in two groups of sliding rails and height regulating frame is connected with rotating base, and rotating base is connected with fixed plate.The utility model overall construction design is compact, facilitates the multidirectional adjusting of user, and improve overall signal continuity, and loss is low, has good marketing application prospect.
Description
Technical field
The utility model relates to the technical field of radar more particularly to a kind of millimetre-wave radars.
Background technique
With the development of the automobile industry, people increasingly pay close attention to vehicle intellectualized development.It can be with the radar of speed ranging
It is increasingly used on automobile.Millimetre-wave radar is small in size, can efficient identification vehicle and front obstacle, also increasingly
More is used in vehicle-mounted.
Microstrip antenna have low section, quality it is small, it is easy to process, low in cost, be easy to coplanar with microwave circuit integrated etc.
Advantage is used widely in millimetre-wave radar.Micro-strip array antenna is divided by feeding classification and is presented array and series feed array.
Parallel-fed array generally requires feeding network, and with increasing for bay number, the structure complexity of feeding network increases, and draws
Biggish loss is entered, has reduced the radiation efficiency of antenna, especially in the case of high frequency applications, this phenomenon is especially prominent.
Therefore it is typically chosen the more succinct series feed array of cabling.Series feed array is resonant aerial, and bandwidth of operation ratio simultaneously presents array
Want small, but series feed structure will be easier to realize weighting excitation.Radio frequency chip is connected with microstrip antenna port by metallization VIA,
It can cause signal discontinuity, and transmission loss is very big, and traditional radar mounting structure adjustable range is small, Bu Nengshi
Existing multi-angle, short distance are adjusted.
Utility model content
Discontinuous for traditional MMW RADAR SIGNAL USING, adjustable range is small, can not achieve multi-angle, the skill that short distance is adjusted
Art problem, the utility model proposes a kind of millimetre-wave radars.
To solve the above-mentioned problems, the technical solution of the utility model is achieved in that
A kind of millimetre-wave radar, including shell, shell is interior to be equipped with radar board, and radar board is equipped with array antenna, array day
Line is connected with micro-strip, and micro-strip is connected with MMIC radio frequency chip, and MMIC radio frequency chip is connected with signal processor；On shell
Equipped with height regulating frame, the shell includes upper housing and lower case, and upper housing is connected with lower case, and one is equipped in upper housing
Holding tank, lower case are equipped with barricade, and array antenna is equipped with below barricade, is equipped with shielding case, array on the outside of array antenna
Antenna and shielding case are arranged in holding tank；It is provided with metallization VIA in the micro-strip, is symmetrically set on the outside of metallization VIA
It is equipped with several ground holes；Two groups of sliding rails are equipped in the lower case in parallel, height regulating frame is slidably arranged in two groups of sliding rails
And height regulating frame is connected with rotating base, rotating base is connected with fixed plate.
Preferably, the fixed plate lower part is equipped with cushion block and support leg, is equipped with battery, battery and MCU in fixed plate
It is connected, MCU is connected with the rotating electric machine in wireless communication module and rotating base respectively, wireless communication module and mobile terminal
It is connected.
Preferably, the wireless communication module includes bluetooth communication module or 4G communication module.
Preferably, the height regulating frame includes connecting rod, and connecting rod is connected with fixed link and rotating base respectively, Gu
Fixed pole is connected with slider I, and sliding block is slidably arranged in sliding rail；The connecting rod is equipped with telescopic rod, telescopic rod and sliding block II
It is connected, sliding block II is slidably arranged in another group of sliding rail.
Preferably, the rotating base is equipped with rotary shaft, and rotary shaft is detachably connected by bolt and connecting rod, connects
Bar is connected by pin shaft with fixed link.
Preferably, the shape of the barricade is U-shaped.
The utility model has the beneficial effects that the utility model overall construction design is compact, adjusted using rotating base and height
It saves frame and realizes radar rotation and height adjustment, and height regulating frame can slide on radar, it is anti-to facilitate user's certain party
To using, facilitate the multidirectional adjusting of user, and using symmetrically arranged ground hole on the outside of metallization VIA, facilitates MMIC radio frequency
Chip is directly connected by micro-strip with transmitting-receiving array antenna, and maximization reduces transmission line Insertion Loss, improves overall signal company
Continuous property, loss is low, has good marketing application prospect.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model housing interior structure schematic diagram.
Fig. 2 is the utility model overall structure diagram.
Fig. 3 is the structural schematic diagram of rotating base in Fig. 2.
Fig. 4 is the connection schematic diagram of array antenna and micro-strip in Fig. 1.
In figure, 1 is lower case, and 2 be barricade, and 3 be upper housing, and 4 be shielding case, and 5 be radar board, and 6 be connecting rod, and 7 are
Telescopic rod, 8 be sliding rail, and 9 be pin shaft, and 10 be sliding block, and 11 be fixed plate, and 12 be cushion block, and 13 be rotary shaft, and 14 be rotating base,
15 be ground hole, and 16 be metallization VIA, and 17 be array antenna, and 18 be micro-strip.
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 under that premise of not paying creative labor
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, a kind of millimetre-wave radar, including shell, shell is interior to be equipped with radar board 5, and radar board 5 is equipped with battle array
Array antenna 17, array antenna 17 are connected with micro-strip 18, and micro-strip 18 is connected with MMIC radio frequency chip, MMIC radio frequency chip and letter
Number processor is connected；Shell is equipped with height regulating frame, and height regulating frame includes connecting rod 6.
The shell includes upper housing 3 and lower case 1, and upper housing 3 is connected with lower case 1, and one is equipped in upper housing 3 and is held
Receive slot, lower case 1 is equipped with barricade 2, the shape of barricade 2 be it is U-shaped, barricade 2 is U-shaped aluminium sheet, is equipped with below barricade 2
Array antenna 17 is equipped with shielding case 4 on the outside of array antenna 17, and shielding case is aluminum metal frame, and shielding case 4 is frame shape and shielding case
4 settings have certain humidification, array antenna to radar signal in 17 outside of array antenna, using barricade and shielding case
17 and shielding case 4 be arranged in holding tank；Metallization VIA 16 is provided in the micro-strip 18,16 outside of metallization VIA is right
Title is provided with several ground holes 15, when array antenna and radio frequency chip are located at pcb board the same face, MMIC radio frequency chip and array
Antenna is then directly connected by microstrip line or co-planar waveguide, and transmission line Insertion Loss is maximumlly reduced, and reduces loss.
Two groups of sliding rails 8 are equipped in the lower case 1 in parallel, height regulating frame is slidably arranged in two groups of sliding rails 8 and height
Adjusting bracket is connected with rotating base 14, and rotating base 14 is connected with fixed plate 11, and rotating base 14 is equipped with rotary shaft 13,
Rotary shaft 13 is connected with the output shaft of rotating electric machine on rotating base 14, and rotary shaft 13 is detachable by bolt and connecting rod 6
Connection facilitates user to carry out disassembly assembling according to actual needs, improves whole applicability, and connecting rod 6 passes through pin shaft 9 and fixed link
It is connected, user is facilitated to adjust shell angle, connecting rod 6 is connected with fixed link and rotating base 14 respectively, fixed link and cunning
Block I is connected, and slider I is slidably arranged in sliding rail；The connecting rod 6 is equipped with telescopic rod 7, and one end of telescopic rod 7 is fixed on
In connecting rod 6, the other end of telescopic rod 7 is connected with sliding block II 10, and telescopic rod 7 is using the DG3821 telescopic rod of ancient Supreme Being's production
Can, telescopic rod 7 is connected with sliding block II 10, and sliding block II 10 is slidably arranged in another group of sliding rail, shell can by slider I and
Sliding block II 10 slides in sliding rail respectively, and then can short distance slidable adjustment radar site.
11 lower part of fixed plate is equipped with cushion block 12 and support leg, is equipped with battery, battery and MCU phase in fixed plate 11
Connection, MCU is connected with the rotating electric machine in wireless communication module and rotating base 14 respectively, rotating electric machine by relay with
MCU is connected, and MCU is STM32F03C8T6 single-chip microcontroller, and wireless communication module is connected with mobile terminal, and wireless communication module includes
Bluetooth communication module or 4G communication module, mobile terminal are smart phone or iPad, and user can carry out [U1] by mobile terminal, are led to
It crosses smart phone and sends rotating electric machine action signal to MCU using bluetooth or 4G communication module, MCU is controlled after receiving action signal
Relay closure, and then rotating electric machine rotation is controlled, the output shaft rotation on rotating electric machine drives rotary shaft rotation, rotary shaft band
Dynamic connecting rod rotation, and then realize shell rotation.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (6)
1. a kind of millimetre-wave radar, including shell, shell is interior to be equipped with radar board (5), and radar board (5) is equipped with array antenna
(17), array antenna (17) is connected with micro-strip (18), and micro-strip (18) is connected with MMIC radio frequency chip, MMIC radio frequency chip with
Signal processor is connected；Shell is equipped with height regulating frame, which is characterized in that the shell includes upper housing (3) and lower casing
Body (1), upper housing (3) are connected with lower case (1), and a holding tank is equipped in upper housing (3), and lower case (1) is equipped with shielding
Plate (2), barricade (2) lower section are equipped with array antenna (17), are equipped with shielding case (4) on the outside of array antenna (17), array antenna
(17) it is arranged in holding tank with shielding case (4)；Metallization VIA (16), metallization VIA are provided on the micro-strip (18)
(16) outside is symmetrically arranged with several ground holes (15)；Two groups of sliding rails (8) are equipped on the lower case (1) in parallel, height is adjusted
Section frame is slidably arranged in two groups of sliding rails (8) and height regulating frame is connected with rotating base (14), rotating base (14) with consolidate
Fixed board (11) is connected.
2. millimetre-wave radar according to claim 1, which is characterized in that fixed plate (11) lower part is equipped with cushion block (12)
And support leg, battery is equipped in fixed plate (11), battery is connected with MCU, MCU respectively with wireless communication module and rotation
Rotating electric machine in pedestal (14) is connected, and wireless communication module is connected with mobile terminal.
3. millimetre-wave radar according to claim 2, which is characterized in that the wireless communication module includes bluetooth communication mould
Block or 4G communication module.
4. millimetre-wave radar according to claim 1, which is characterized in that the height regulating frame includes connecting rod (6), even
Extension bar (6) is connected with fixed link and rotating base (14) respectively, and fixed link is connected with slider I, and slider I is slidably arranged in cunning
In rail；The connecting rod (6) is equipped with telescopic rod (7), and telescopic rod (7) is connected with sliding block II (10), sliding block II (10) sliding
It is arranged in another group of sliding rail.
5. millimetre-wave radar according to claim 4, which is characterized in that the rotating base (14) is equipped with rotary shaft
(13), rotary shaft (13) is connected with the output shaft of rotating electric machine on rotating base (14), and rotary shaft (13) passes through bolt and company
Extension bar (6) is detachably connected, and connecting rod (6) is connected by pin shaft (9) with fixed link.
6. millimetre-wave radar according to claim 1, which is characterized in that the shape of the barricade (2) is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438896.XU CN209728166U (en) | 2019-04-02 | 2019-04-02 | A kind of millimetre-wave radar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920438896.XU CN209728166U (en) | 2019-04-02 | 2019-04-02 | A kind of millimetre-wave radar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209728166U true CN209728166U (en) | 2019-12-03 |
Family
ID=68690002
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920438896.XU Expired - Fee Related CN209728166U (en) | 2019-04-02 | 2019-04-02 | A kind of millimetre-wave radar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209728166U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115459794A (en) * | 2022-08-10 | 2022-12-09 | 安徽蓝麦通信股份有限公司 | Compact millimeter wave radio frequency terminal transceiver |
-
2019
- 2019-04-02 CN CN201920438896.XU patent/CN209728166U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115459794A (en) * | 2022-08-10 | 2022-12-09 | 安徽蓝麦通信股份有限公司 | Compact millimeter wave radio frequency terminal transceiver |
| CN115459794B (en) * | 2022-08-10 | 2023-11-03 | 安徽蓝麦通信股份有限公司 | Compact millimeter wave radio frequency terminal receiving and transmitting device |
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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 |
Granted publication date: 20191203 |
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| CF01 | Termination of patent right due to non-payment of annual fee |