CN211669362U - Portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface target - Google Patents
Portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface target Download PDFInfo
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- CN211669362U CN211669362U CN201921500453.5U CN201921500453U CN211669362U CN 211669362 U CN211669362 U CN 211669362U CN 201921500453 U CN201921500453 U CN 201921500453U CN 211669362 U CN211669362 U CN 211669362U
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Abstract
The utility model relates to a portable ultra wide band ground penetrating radar device towards shallow surface target perspective detection, the utility model provides a handheld portable ultra wide band ground penetrating radar device belongs to nondestructive detection perspective and intelligent perception technique, electron technical field. The radar main device comprises a radar main device box body and a control rod. The main device box body comprises a ground penetrating radar antenna, a radar electronic system and a power supply system, and the control rod comprises a human-computer interaction system and a radar image preprocessing module. The utility model discloses miniaturized device patent has light in weight, portable, flexible operation, with low costs, the high characteristics of integrated level, is applicable to handheld high resolution to earth's surface shallow layer target and surveys, and low power dissipation and spatial resolution are high reaches centimetre level, and the detection degree of depth is in 0-50 cm.
Description
Technical Field
The utility model belongs to the technical field of ground penetrating radar detects, belong to nondestructive detection perspective formation of image and intelligent perception technique, electron technical field.
Background
The nondestructive detection of the shallow earth surface relates to many fields, and a plurality of human activities are closely related to the shallow earth surface, so that the application prospect is very wide. China is a big country for road and bridge and infrastructure construction, the workload of operation and maintenance in later period is huge, and the ground penetrating radar is an effective means for roadbed crushing state, nondestructive detection of bridge deck reinforcing mesh, shallow burying of natural gas pipelines and the like. In addition, in the period of economic construction, the number of unexploded ammunition is very large in the global range, and the unexploded ammunition is one of outstanding problems threatening the living environment of human beings and urban construction.
The ground penetrating radar is a nondestructive detection method for determining the distribution of underground foreign matters by utilizing the propagation characteristics of ultra wide band radio waves in different media, and has the characteristics of high detection speed, high precision, convenience and flexibility in operation and the like. In the use process of the ground penetrating radar, detection personnel need to perform regional search, and the existing ground penetrating radar device is large in size and weight and poor in field signal processing capability, so that the detection efficiency is low and the interpretation is difficult.
SUMMERY OF THE UTILITY MODEL
Heavy, with high costs, the operation is unfriendly, be difficult to hand-carry to current ground penetrating radar device, the utility model provides a high, the low cost of integrated level has the handheld portable shallow layer target perspective ground penetrating radar device of certain signal preprocessing ability.
A portable ultra-wideband ground penetrating radar device for shallow surface target detection comprises a radar main device box body and a control rod; a double-base-station ultra-wideband ground penetrating radar antenna, a radar electronic system and a battery jar are arranged in the radar main device box body; the ground penetrating radar antenna is electrically connected with the radar electronic system and the man-machine interaction system at the same time; one end of the control rod is connected with the radar main device box body through an angle limiting rotating shaft, the other end of the control rod is provided with a bracelet and a handle, and the lower part of the handle is provided with a human-computer interaction system and a radar image preprocessing module; the control rod can be detached from the box body; the top of the radar main device box body is provided with a groove, and the rotating shaft is arranged in the groove; the lower part of the radar main device box body is connected with a disc; the man-machine interaction system comprises an LED display screen and a function key.
Preferably, the ground penetrating radar antenna adopts an ultra wide band antenna, the center frequency is 2.1GHz, and the ground penetrating radar antenna adopts a working mode of double base stations.
Preferably, the radar electronic system is high in integration level, a radar sensor of a UWB Gaussian pulse model and an ARM9 acquisition and processing system connected with the radar sensor of the UWB Gaussian pulse model are adopted, and a ground penetrating radar antenna is connected with the radar sensor.
Preferably, the control lever is hollow column-shaped and is of a two-layer telescopic structure, and the control lever is arranged on the outermost layer and is provided with a bracelet, a handle, a human-computer interaction system and a radar image preprocessing module.
Preferably, the human-computer interaction system is perpendicular to the control rod, and an LED display screen and functional keys are arranged on the human-computer interaction system to complete the functions of acquisition, storage and basic analysis of the computer system. The radar image preprocessing module adopts an ARM9 processing board to finish the preprocessing operation of the radar image, including amplitude gain compensation, mean value subtraction of ground reflected waves and the like, and interprets the suspected target.
Preferably, the rotatable range of the angular limit shaft is 0 ° to 135 ° and may be fixed at 120 ° and 135 °.
Preferably, the ground penetrating radar antenna is arranged in the cavity box, an interface is arranged on the side face of the ground penetrating radar antenna, a window is arranged on the side face of the cavity box in a position parallel to the interface, the lower boundary of the window is parallel to the lower boundary of the interface, and after the ground penetrating radar antenna is electrically connected with the radar electronic system, the stress of the interface is borne by the lower boundary of the window.
Preferably, a power switch is arranged at the upper part of the radar main device box body, and two serial No. 7 batteries are arranged in the battery jar.
The beneficial effects of the utility model reside in that the total mass of device is light, easy operation, single alright easily carry and use. The ground penetrating radar antenna is arranged in the cavity box, and the stress of the antenna interface is borne by the cavity box, so that the problem of open circuit caused by the stress of the antenna interface can be avoided, and the influence of radar peripheral equipment on receiving and transmitting signals is reduced to a great extent. The telescopic structure of the control rod enables the detection personnel to be portable and save space when storing or carrying the device; because the control rod can be detached from the box body, the box body can be independently placed on the trolley for road surface detection during use. The setting of the man-machine interaction system enables detection personnel to observe the underground condition of a detection area in real time through the LED display screen, so that underground foreign bodies can be found and treated in time, the function keys beside the detection personnel comprise a start key, an average value and other simple image processing operations, and the image information after simple treatment is more visual and reliable. The lower part of the radar main device box body is in a disc shape (used in a close-to-ground mode), and partial obstacles on the ground of a detection area can be eliminated.
Drawings
Fig. 1 is a front view of the portable ultra-wideband ground penetrating radar device for shallow surface target detection in the working state of embodiment 1.
Fig. 2 is a side view of the portable ultra-wideband ground penetrating radar device for shallow surface target detection according to the present invention in the working state of embodiment 1 (solid line: control rod fixed at 120 °, dotted line: control rod fixed at 135 °).
Fig. 3 is a partial schematic view of the control rod of the portable ultra-wideband ground penetrating radar device for shallow surface target detection of the present invention when being respectively located at a, b, and c for observation.
Fig. 4 is the utility model provides a three-dimensional structure chart of portable ultra wide band ground penetrating radar device control lever outer end towards shallow surface target detection.
Fig. 5 is a front view of the portable ultra-wideband ground penetrating radar device for shallow surface target detection in the working state of embodiment 2.
Fig. 6 is a side view of the portable ultra-wideband ground penetrating radar device for shallow surface target detection in the working state of embodiment 2.
Fig. 7a is a schematic diagram (using a horn antenna plan view) of the portable ultra-wideband ground penetrating radar device for shallow surface target detection, which is provided by the utility model and adopts different models of dual-base station ultra-wideband antennas.
Fig. 7b is the utility model provides a towards portable ultra wide band ground penetrating radar device of shallow earth's surface target detection adopts the schematic diagram of the two base station ultra wide band antennas of different models (adopt Vivaldi antenna plan view).
Detailed Description
In order to make the technical means and functions of the present invention easy to understand, the present invention will be further explained with reference to the specific embodiments. In the figure: 1 radar main device box, 2 control levers, 3 cavity boxes, 4 ground penetrating radar antennas, 5 radar electronic systems, 6 battery jars, 7 interfaces, 8 windows, 9 switch, 10 pivots, 11 discs, 12 hand rings, 13 hand (holds), 14 man-machine interactive systems, 15 image processing modules, 16 recesses, 17 dull and stereotyped travelling car.
Example 1:
referring to fig. 1-4, a portable ultra-wideband ground penetrating radar device for perspective detection of a shallow surface target comprises a radar main device box body and a control rod; the radar main device box body comprises a double-base-station ultra-wideband ground penetrating radar antenna, a radar electronic system and a battery jar, and a battery is arranged in the battery jar. The control rod comprises a human-computer interaction system, and the ground penetrating radar antenna is electrically connected with the radar electronic system and the human-computer interaction system. The control rod is connected with the radar main device box body through an angle limiting rotating shaft, and the control rod can be detached from the box body. A groove is formed in the upper portion of the radar main device box body, and the rotating shaft is arranged in the groove; the lower part of the radar main device box body is connected with a disc. The control rod is kept away from the one end of radar main device box is equipped with bracelet and hand (hold), the hand (hold) lower part is equipped with human-computer interaction system and radar image preprocessing module, including LED display screen and function button on the human-computer interaction system.
The ground penetrating radar antenna adopts a double-base-station ultra-wideband antenna, and the antenna has the advantages of wider working frequency band, good radiation directionality and simple structure.
The control rod is hollow column shape, and is two-layer extending structure, is equipped with bracelet, hand (hold) on the control rod outmost, makes things convenient for the measurement personnel to control the instrument.
The control rod is provided with the human-computer interaction system and the image preprocessing module, so that the underground condition of the area can be detected in real time, after radar echo signals are preprocessed, target background clutter is removed, target information is more accurate, and the target detection false alarm rate and the false alarm rate are reduced.
The ground penetrating radar antenna is arranged in the cavity box, the interface is arranged on the side face of the ground penetrating radar antenna, the window is arranged on the side face of the cavity box and parallel to the interface, after the ground penetrating radar antenna is electrically connected with the radar electronic system, the stress of the interface is borne by the lower boundary of the window, the problem of circuit breaking caused by the stress of the antenna interface is avoided, and the influence of radar peripheral equipment on signal receiving and sending is reduced to a great extent.
The lower part of the radar main device box body is connected with a disc, and foreign matters on a detection road surface can be removed.
The working principle is as follows: when the ground penetrating radar is stored or carried, firstly, the man-machine interaction system and the power supply are closed, the control rod is contracted to the shortest state and taken down from the radar main device box body, and an operator can respectively carry the control rod and the radar main device box body. When the ground penetrating radar is used, the control rod is fixed on the upper part of the main device box body, the inclination angle of the control rod is kept to be 120 degrees or 135 degrees, and the control rod is stretched to the longest state and is fixed. The operating personnel elbow passes the bracelet, and holds the hand (hold) control instrument position, opens radar main device box upper portion's switch, and the start key among the function button and select suitable image processing mode, can normally use ground penetrating radar.
Example 2:
referring to fig. 5 to 6, unlike embodiment 1, a control lever is replaced with a cart in this example. The radar main device box body is arranged on the flat trolley, the trolley is pulled by a detector to carry out detection, and the rest devices are the same as those in the embodiment 1.
It should be noted that, the utility model discloses the hardware and connection structure of the above-mentioned description that need protect, wherein based on ARM's signal processing system and relevant module, all adopt the conventional model in the market to realize promptly, to the processing method and the process that involve the signal in addition, be for explaining the utility model discloses a hardware structure's theory of operation does not belong to the utility model discloses a protection scope adopts the utility model discloses a behind the hardware connection structure, signal processing's process all can realize through prior art.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and all technical solutions obtained by anyone within the technical scope of the present invention, and equivalents and changes thereof, are intended to be covered by the scope of the claims of the present invention.
Claims (8)
1. A portable ultra-wideband ground penetrating radar device for perspective detection of a shallow surface target is characterized by comprising a radar main device box body (1) and a control rod (2); a ground penetrating radar antenna (4), a radar electronic system (5) and a battery jar (6) are arranged in the radar main device box body (1); a man-machine interaction system (14) is arranged on the control rod (2), and the ground penetrating radar antenna (4) is electrically connected with the radar electronic system (5) and the man-machine interaction system (14) at the same time; one end of the control rod (2) is connected with the radar main device box body (1) through an angle limiting rotating shaft (10), the other end of the control rod (2) is provided with a hand ring (12) and a handle (13), and the lower part of the handle (13) is provided with a human-computer interaction system (14) and a radar image preprocessing module (15); the control rod (2) can be detached from the box body; the top of the radar main device box body (1) is provided with a groove (16), and the rotating shaft (10) is arranged in the groove (16); the lower part of the radar main device box body (1) is connected with a disc (11); the human-computer interaction system (14) comprises an LED display screen and function keys.
2. The portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface targets as claimed in claim 1, wherein said ground penetrating radar antenna (4) is an ultra-wideband antenna.
3. The portable ultra-wideband ground penetrating radar device for the perspective detection of the shallow ground surface target as claimed in claim 1, wherein the radar electronic system (5) has high integration level, and adopts a radar sensor with a type of UWB gaussian pulse and an ARM9 acquisition and processing system connected with the radar sensor with the UWB gaussian pulse; the ground penetrating radar antenna is connected with the radar sensor.
4. The portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface targets as claimed in claim 1, wherein the control rod (2) is a hollow cylinder and has a two-layer telescopic structure, and the outermost layer of the control rod (2) is provided with the bracelet (12), the handle (13), the human-computer interaction system (14) and the radar image preprocessing module (15).
5. The portable ultra-wideband ground penetrating radar device for perspective detection of the shallow ground surface target according to claim 1, wherein the human-computer interaction system (14) is perpendicular to the control rod (2), the human-computer interaction system (14) is provided with an LED display screen and function keys, and the human-computer interaction system (14) is a computer system; the radar image preprocessing module (15) adopts an ARM9 processing board.
6. The portable ultra-wideband ground penetrating radar apparatus for perspective detection of a shallow surface target as claimed in claim 1, wherein said angularly limited shaft is rotatable within a range of 0 ° to 135 ° and fixable at 120 ° and 135 °.
7. The portable ultra-wideband ground penetrating radar device for perspective detection of shallow ground surface targets according to claim 1, wherein the ground penetrating radar antenna (4) is disposed in a cavity box (3), an interface (7) is disposed on a side surface of the ground penetrating radar antenna (4), a window (8) is disposed on a side surface of the cavity box (3) in a position parallel to the interface, a lower boundary of the window (8) is parallel to a lower boundary of the interface (7), and after the ground penetrating radar antenna (4) is electrically connected to the radar electronic system (5), a force applied to the interface (7) is borne by the lower boundary of the window (8).
8. The portable ultra-wideband ground penetrating radar device for the perspective detection of the shallow ground surface target according to claim 1, wherein a power switch (9) for controlling the power supply in a battery jar (6) is arranged at the upper part of the radar main device box, and two batteries of No. 7 connected in series are arranged in the battery jar (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500453.5U CN211669362U (en) | 2019-09-10 | 2019-09-10 | Portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface target |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921500453.5U CN211669362U (en) | 2019-09-10 | 2019-09-10 | Portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface target |
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| Publication Number | Publication Date |
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| CN211669362U true CN211669362U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921500453.5U Active CN211669362U (en) | 2019-09-10 | 2019-09-10 | Portable ultra-wideband ground penetrating radar device for perspective detection of shallow surface target |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570804A (en) * | 2021-07-31 | 2021-10-29 | 国网河南省电力公司唐河县供电公司 | Beast-repelling outdoor unmanned substation system |
-
2019
- 2019-09-10 CN CN201921500453.5U patent/CN211669362U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113570804A (en) * | 2021-07-31 | 2021-10-29 | 国网河南省电力公司唐河县供电公司 | Beast-repelling outdoor unmanned substation system |
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