CN212275999U - Safety inspection device for motor vehicle trunk - Google Patents
Safety inspection device for motor vehicle trunk Download PDFInfo
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- CN212275999U CN212275999U CN202021531548.6U CN202021531548U CN212275999U CN 212275999 U CN212275999 U CN 212275999U CN 202021531548 U CN202021531548 U CN 202021531548U CN 212275999 U CN212275999 U CN 212275999U
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Abstract
The utility model provides a motor vehicle trunk safety inspection device. The method comprises the following steps: the detection frame is internally provided with detection equipment, the detection frame comprises a conveying channel for motor vehicles to pass through, and supporting beams are erected on the periphery of the conveying channel; a first light curtain machine and a second light curtain machine are sequentially arranged on the supporting beam along the running direction of the motor vehicle; a photoelectric counter used for counting the number of wheels of the motor vehicle is arranged between the first light curtain machine and the second light curtain machine, and the detection equipment is arranged behind the photoelectric counter along the driving direction of the motor vehicle. The utility model discloses a safety inspection device simple structure, check-out time is short, and current efficient.
Description
Technical Field
The utility model relates to a vehicle safety inspection technical field particularly, relates to a motor vehicle trunk safety inspection device.
Background
At present, in the aspect of security inspection of vehicles, especially for whether contraband articles are hidden in non-passenger areas (such as external invisible trunk) of vehicles, X-ray imaging is a common technical means, and such inspection is generally applied to public security, judicial law, prisons, customs, frontier inspection, smuggling, airports, important government offices, important security agencies, military bases, leaderships, important people residence corridors, important conference venues and the like.
The current X-ray small vehicle safety inspection system aims at the whole vehicle detection of small vehicles, and the method is that the vehicle is parked and the vehicle-mounted personnel get off the vehicle, and then the X-ray device moves to detect and image the trolley from front to back; the detection mode is a manual control operation X-ray inspection device, whether contraband articles are contained in the vehicle or not is subjectively judged through human eyes, the mode naturally has human factors, the working efficiency is low, the missing report exists, the toll stations or intersections with large traffic flow are easy to arrange long queues for waiting for detection, and the passing efficiency is greatly reduced.
In view of this, the present invention is especially provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a motor vehicle trunk safety inspection device, the utility model discloses a safety inspection device simple structure, check-out time is short, and current efficient.
In order to realize the above purpose of the utility model, the following technical scheme is adopted:
the utility model provides a motor vehicle trunk safety inspection device, include: the detection frame is internally provided with detection equipment, the detection frame comprises a conveying channel for motor vehicles to pass through, and supporting beams are erected on the periphery of the conveying channel; a first light curtain machine and a second light curtain machine are sequentially arranged on the supporting beam along the running direction of the motor vehicle; a photoelectric counter used for counting the number of wheels of the motor vehicle is arranged between the first light curtain machine and the second light curtain machine, and the detection equipment is arranged behind the photoelectric counter along the driving direction of the motor vehicle.
In the prior art, the safety inspection of the motor vehicle is to scan the whole vehicle, and the method is that the vehicle is parked and the personnel get off the vehicle, and then the X-ray device moves to detect and image the trolley from front to back; the detection mode is a manual control operation X-ray inspection device, whether contraband articles are contained in the vehicle or not is subjectively judged through human eyes, the mode naturally has human factors, the working efficiency is low, the missing report exists, the toll stations or intersections with large traffic flow are easy to arrange long queues for waiting for detection, and the passing efficiency is greatly reduced. And the utility model discloses a safety inspection device vehicle-mounted personnel can realize safety inspection without getting off, have effectively shortened check-out time, have improved current efficiency.
In addition, the utility model arranges the photoelectric counter between the first light curtain machine and the second light curtain machine, thus the opening and closing of the photoelectric counter can be controlled by the first light curtain machine and the second light curtain machine; the first light curtain machine and the second light curtain machine can position the position of the motor vehicle, and provide basis for safety detection of the motor vehicle; the distance between the first light curtain machine and the second light curtain machine cannot be too close, the identification is inaccurate due to too close distance, other objects are easily mistakenly taken as motor vehicles for scanning detection, and the safety is not high; if the distance is too far, it cannot be guaranteed that the two light curtain machines are triggered by the vehicle at the same time, and safety inspection cannot be performed. Similarly, only two light curtain machines, namely the first light curtain machine and the second light curtain machine, are used for ensuring the accuracy of measurement, and one light curtain machine can also identify inaccurately, so that other objects are easily mistakenly taken as the motor vehicle for scanning detection, and the safety is reduced; although more than 2 light curtain machines can also play a role, basically two light curtain machines can cover the whole vehicle body, so that more light curtain machines are not required to be arranged. By arranging the detection device behind the motor vehicle in the driving direction, when the photoelectric counter is 2, the photoelectric counter is over against the rear wheel of the motor vehicle, and the detection device is opened to perform safety detection on the trunk of the motor vehicle. The trunk position of general motor vehicle is just in time located behind the motor vehicle rear wheel, and to the condition that the trunk position is located the place ahead or is located the rear wheel top, is not in the utility model discloses a within the scope of protection.
Preferably, the photoelectric counter used in the present invention is plural. Further, the number of the photoelectric counter is set to be only one. Only 1 photoelectric counter is arranged, so that the interference caused by using a plurality of photoelectric counters can be prevented, the counting accuracy is improved, and the manufacturing cost of the device can be reduced.
Preferably, the distance between the detection device and the photoelectric counter along the driving direction of the motor vehicle is 0-1000 mm. Further, the distance is 10-100 mm. The setting is based on that a certain time is required for the detection device to be completely started from standby, and the detection accuracy can be prevented from being influenced by the starting time of the detection device through the setting of the distance.
Preferably, the photoelectric counter is arranged below the support beam, and the vertical height between the photoelectric counter and the conveying channel is smaller than that between the conveying channel and the motor vehicle chassis. The counting error caused by the shielding of the vehicle body can be prevented, and the accuracy of the device is improved.
Preferably, the detection device comprises a radiation emitter and a detector; the ray emitter is arranged on the top of the detection frame; the detector is arranged right below the ray emitter. The X-ray generated by the ray emitter penetrates through the vehicle and reaches the detector. The detector is responsible for converting each attenuated X-ray into a digital signal, so as to obtain an image of the articles in the trunk according to the digital signal.
Preferably, the detection device further comprises a pattern acquirer. The figure acquirer acquires digital signals acquired by the detector, processes the signals and constructs an in-car image.
Preferably, a radar for detecting the entrance of the vehicle is provided in the middle of the roof cross member at the entrance of the detection frame. After the radar detects that the vehicle arrives, the detection equipment is turned on and is in a standby state, and at the moment, when no vehicle enters, the detection equipment is in a closed state. The time for starting the detection equipment is 0.3-0.4s, and the setting can ensure the accuracy of the whole work of the device.
Preferably, the transport channel includes a first channel plate and a second channel plate; a horizontal cover plate is arranged between the first channel plate and the second channel plate; the detector is arranged below the horizontal cover plate. Further, the first channel plate and the second channel plate are obliquely arranged, so that convenience is provided for the motor vehicle to slowly pass through the safety inspection device.
Preferably, cameras are respectively arranged at the inlet and the outlet of the detection frame. Furthermore, a passing direction board is arranged below the camera of the inlet. Therefore, the vehicle can be conveniently and remotely monitored and commanded by the staff to pass through the security inspection.
Preferably, an electric appliance cabinet is further arranged on the detection frame. Through set up the electric appliance cabinet on detecting the frame, made things convenient for staff to the electrical inspection and the maintenance of safety monitoring device.
Compared with the prior art, the beneficial effects of the utility model reside in that:
(1) the safety inspection device of the utility model has high detection efficiency and short inspection time;
(2) by using the photoelectric counter and arranging the detection equipment behind the motor vehicle in the driving direction, the trunk is accurately positioned and scanned;
(3) through setting up first light curtain machine and second light curtain machine, can provide the basis for check out test set's location scanning to the accurate location of vehicle.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a safety inspection device for a trunk of a motor vehicle according to an embodiment of the present invention;
FIG. 2 is a partially enlarged schematic view of portion A of FIG. 1;
FIG. 3 is a partially enlarged schematic view of a portion B of FIG. 1;
fig. 4 is a schematic structural diagram of a conveying passage of the safety inspection device according to an embodiment of the present invention.
Description of the drawings:
10-a detection frame; 101-a support beam;
20-a camera; 30-a transport channel;
301-a first channel plate; 302-horizontal cover plate;
303-a second channel plate; 40-ray emitter; (ii) a
50-radar; 60-a second light curtain machine;
70-a first light curtain machine; 80-electric appliance cabinet;
90-a detector; 100-pass signboards;
110-photoelectric counter.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and detailed description, but those skilled in the art will understand that the following described embodiments are some, not all, of the embodiments of the present invention, and are only used for illustrating the present invention, and should not be construed as limiting the scope of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. The examples, in which specific conditions are not specified, were conducted under conventional conditions or conditions recommended by the manufacturer. The reagents or instruments used are not indicated by the manufacturer, and are all conventional products available commercially.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In order to clarify the technical solution of the present invention, the following description is made in the form of specific embodiments.
Examples
Referring to fig. 1 to 4, the safety inspection apparatus for a trunk of a motor vehicle according to the present embodiment includes: the detection frame 10 is internally provided with detection equipment, the detection frame 10 comprises a conveying channel 30 for motor vehicles to pass through, and support beams 101 are erected on the periphery of the conveying channel 30; the support beam 101 is sequentially provided with a first light curtain machine 70 and a second light curtain machine 60 along the driving direction of the motor vehicle; a photoelectric counter 110 for counting the number of wheels of the vehicle is disposed between the first light curtain machine 70 and the second light curtain machine 60, and the detection device is disposed behind the photoelectric counter 110 in the traveling direction of the vehicle.
Specifically, in order to improve the counting accuracy of the photoelectric counter 110, the photoelectric counter 110 is disposed below the support beam 101, and the vertical height between the photoelectric counter 110 and the conveying passage 30 is smaller than the vertical height between the conveying passage 30 and the chassis of the motor vehicle. The arrangement can prevent counting errors caused by vehicle body shielding.
In particular, the above-mentioned detection device comprises a radiation emitter 40 and a detector 90; the ray emitter 40 is arranged on the top of the detection frame 10; the detector 90 is disposed directly below the radiation emitter 40. Further, the detection apparatus further comprises a pattern acquirer, which is connected to the detector 90. During scanning, the X-rays generated by the radiation emitter 40 penetrate the vehicle and reach the detector 90. The detector 90 is responsible for converting each attenuated X-ray into a digital signal, which is then sampled and processed by a pattern acquirer. When each column of signals is processed, the system acquires all image data. Finally, the graphics processor collects all the data and constructs an image of the scanned vehicle.
In order to ensure the detection accuracy, the distance between the detection device and the photoelectric counter along the driving direction of the motor vehicle is set to be 0-1000 mm; further, the distance is set to 10-100 mm. By setting the distance, the influence on the detection accuracy due to the starting time of the detection equipment can be prevented.
Specifically, in the present embodiment, a radar 50 for detecting the entrance of the vehicle is provided in the middle of the roof cross member at the entrance of the above-described detection frame 10. After the radar 50 detects the arrival of the vehicle, the detection device is turned on and placed in a standby state, and when no vehicle enters, the detection device is placed in a turned-off state. Thus being beneficial to saving energy and prolonging the service life.
As shown in fig. 4, the transport path includes a first path plate 301 and a second path plate 303; a horizontal cover plate 302 is arranged between the first channel plate 301 and the second channel plate 303; the detector 90 is disposed below the horizontal cover plate 302. Further, the first channel plate 301 and the second channel plate 303 are disposed obliquely, which provides convenience for the vehicle to slowly pass through the safety inspection device.
In order to facilitate the detection of workers and the command of passing the security inspection of the vehicle, cameras 20 are respectively arranged at the inlet and the outlet of the detection frame 10. Further, a traffic sign 100 is disposed under the camera 20 at the entrance.
In order to facilitate the maintenance of the device, an electrical cabinet 80 is further provided on the inspection frame 10.
The security check method of the embodiment is as follows: the driver drives the vehicle through the conveyor path. After the radar 50 detects that the motor vehicle arrives, the detection equipment is turned on to be in a standby state; when the motor vehicle arrives at the first light curtain machine 70, the first light curtain scanning is carried out, the first light curtain machine 70 is triggered, and at the moment, the photoelectric counter 110 starts to count the number of passing wheels; when the counted number of wheels is 2 and it is ensured that the vehicle simultaneously triggers the first light curtain machine 70 and the second light curtain machine 60, both the photoelectric counter 110 and the detection device are right opposite to the rear wheels of the vehicle, and the detection device starts to work to check the trunk of the motor vehicle. After the motor vehicle passes through the second light curtain machine 60, the second light curtain scanning is finished, the motor vehicle leaves, the detection device is in standby, and the photoelectric counter 110 counts and clears; if the radar 50 does not detect the arrival of a vehicle, the detection device is turned off. If the radar 50 detects that a vehicle arrives, the detection device is in standby and enters the next safety check process.
The safety inspection device in the embodiment has high detection efficiency and short inspection time; by using the photoelectric counter and arranging the photoelectric counter and the detection equipment in the same vertical plane, the trunk is accurately positioned and scanned; the detection time is reduced by arranging the conveying channel which can be directly driven to pass; through setting up first light curtain machine and second light curtain machine, can provide the basis for check out test set's location scanning to the accurate location of vehicle.
In a word, the utility model discloses a safety inspection device simple structure, check-out time is short, and current efficient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (7)
1. A safety inspection device for a trunk of a motor vehicle, comprising: the detection frame is internally provided with detection equipment, the detection frame comprises a conveying channel for motor vehicles to pass through, and supporting beams are erected on the periphery of the conveying channel; a first light curtain machine and a second light curtain machine are sequentially arranged on the supporting beam along the running direction of the motor vehicle; a photoelectric counter used for counting the number of wheels of the motor vehicle is arranged between the first light curtain machine and the second light curtain machine, and the detection equipment is arranged behind the photoelectric counter along the driving direction of the motor vehicle.
2. The vehicle trunk security inspection device according to claim 1, wherein the photoelectric counter is disposed below a support beam, and a vertical height between the photoelectric counter and the transportation path is smaller than a vertical height between the transportation path and the vehicle chassis.
3. The vehicle trunk security inspection apparatus according to claim 1, wherein the distance between the detection device and the photoelectric counter in the vehicle traveling direction is 0 to 1000 mm.
4. The vehicle trunk security inspection apparatus of claim 1, wherein the detection device comprises a radiation emitter and a detector; the ray emitter is arranged on the top of the detection frame; the detector is arranged right below the ray emitter.
5. The vehicle trunk security inspection apparatus according to claim 1, wherein a radar for detecting entry of a vehicle is provided in the middle of the roof cross member at the entrance of the detection frame.
6. The vehicle trunk safety inspection device according to claim 4, wherein the conveyance passage includes a first passage plate and a second passage plate; a horizontal cover plate is arranged between the first channel plate and the second channel plate; the detector is arranged below the horizontal cover plate.
7. The vehicle trunk security inspection apparatus according to claim 1, wherein cameras are provided at an entrance and an exit of the inspection frame, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021531548.6U CN212275999U (en) | 2020-07-29 | 2020-07-29 | Safety inspection device for motor vehicle trunk |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021531548.6U CN212275999U (en) | 2020-07-29 | 2020-07-29 | Safety inspection device for motor vehicle trunk |
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| CN212275999U true CN212275999U (en) | 2021-01-01 |
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| CN202021531548.6U Active CN212275999U (en) | 2020-07-29 | 2020-07-29 | Safety inspection device for motor vehicle trunk |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111694063A (en) * | 2020-07-29 | 2020-09-22 | 北京华力兴科技发展有限责任公司 | Safety inspection device and safety inspection method for motor vehicle trunk |
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- 2020-07-29 CN CN202021531548.6U patent/CN212275999U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111694063A (en) * | 2020-07-29 | 2020-09-22 | 北京华力兴科技发展有限责任公司 | Safety inspection device and safety inspection method for motor vehicle trunk |
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