CN205608216U - Safety inspection door - Google Patents
Safety inspection door Download PDFInfo
- Publication number
- CN205608216U CN205608216U CN201620378414.2U CN201620378414U CN205608216U CN 205608216 U CN205608216 U CN 205608216U CN 201620378414 U CN201620378414 U CN 201620378414U CN 205608216 U CN205608216 U CN 205608216U
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- China
- Prior art keywords
- door
- plate
- image processing
- handling part
- doppler
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Abstract
This patent belongs to an industry manufacturing field, specifically discloses a safety inspection door, including door plant and platform, be equipped with detecting element on the door plant, the door plant upper end is equipped with the alarm, detecting element corresponds is equipped with ultrasonic detection device, ultrasonic detection device is including showing the device, sending trusted return circuit, doppler's handling part, B mode handling part and image processing portion, the expression device is connected image processing portion, doppler's handling part with the bmode handling part all with image processing portion is connected, doppler's handling part with the bmode handling part all with send the trusted return circuit to be connected. Can prevent to detect and make mistakes.
Description
Technical field
This utility model belongs to an industry and manufactures field, particularly relates to a kind of detector gate.
Background technology
Many positions detector gate that existing domestic market produces is substantially and uses original sinusoidal wave radiation pattern, it is that about 7.6K is sinusoidal wave by frequency divider frequency dividing, after audion and coil carry out power amplification, input the big coil of door-plate (7th district) carry out electromagnetic radiation, Men Nei 1-6 district coil be received respectively.After reception, being compared with reference signal by the signal received, after finding change, change capture card output level, 6 position capture card data are scanned in 280 milliseconds by CPU, it is judged that position, metal place output display.
From the point of view of principle and signal processing mode, each basic production technology, technique, material all tend to homogeneity.Take a broad view of whole domestic production detector gate enterprise, only few Some Enterprises has real product development ability, the most real grasp of some manufacturing enterprise is launched and the technique of the core such as the precision of receiving coil (reception sensor) and fixing fastness, do not understand what section pulse of this collection, sinusoidal transmitting signal, and also use original artificial method for winding, the coiling degree of tightness of coil and number of turns do not comply with industrial standard, therefore user's safety check alarm in the product process using these enterprises is failed to report, the phenomenon especially severe of random report.
Utility model content
The purpose of this utility model is to provide a kind of preventing to detect the detector gate made mistakes.
In order to achieve the above object, base case of the present utility model is: a kind of detector gate, including door-plate and platform, described door-plate is provided with detector unit, described door-plate upper end is provided with alarm, what described detector unit was corresponding is provided with ultrasonic detection device, described ultrasonic detection device includes representing device, send trusted loop, doppler processing portion, B mode process portion and image processing part, described expression device connects described image processing part, described doppler processing portion is all connected with described image processing part with described B mode process portion, described doppler processing portion all send trusted loop to be connected with described with described B mode process portion.
The principle of this base case and having the beneficial effects that: detector unit launches sine wave, simultaneously, ultrasonic detection device also launches ultrasonic pulse, when two different fluctuations run into same object, detector unit will be scanned by capture card, the metal forbidding carrying occurs in this way, start alarm, and the echo that ultrasonic detection device receives is converted into analogue signal, it is transferred to again send trusted loop, trusted loop is sent to produce sound ray signal, pass to doppler processing portion and B mode process portion again, B mode process portion processes the intensity of sound ray signal, doppler processing portion processes Doppler signal, two signals are merged, pass to image processing part, image processing part carries out image procossing, pass to display device again.
When detecting device and occurring disorderly reporting and failing to report, the image of metal can be seen from display device, it is judged that whether this metal is forbidden is carried, can prevent detection from makeing mistakes.
Scheme two: based on this, scheme is preferred, including connecting rod, described expression device connects described door-plate by connecting rod, is provided with pedestal below described expression device, and described pedestal and described door-plate are in same level.It is to allow observer more easily observe the metal objects with person.
Prioritization scheme three further: based on this, scheme is preferred, in order to make alarm sound have bigger scope, described alarm to be semicircular body,
Further preferably scheme four: this is the preferred of scheme two, described connecting rod may move, installing when, due to factors such as geographical position, cause connecting rod cannot with represent device direct-connected, therefore, the connecting rod of this programme is set to may move, it is to represent that device is not affected by geographical position, connecting door-plate by connecting rod.
Accompanying drawing explanation
Fig. 1 is the schematic front view of this utility model detector gate embodiment 1；
Fig. 2 is the structural representation of this utility model detector gate embodiment 1；
Fig. 3 is the structural representation of ultrasonic detection device embodiment 3.
Detailed description of the invention
Below by detailed description of the invention, this utility model is described in further detail:
Reference in Figure of description includes: represents device 1, pedestal 2, connecting rod 3, platform 4, detector unit 5, door-plate 6, alarm 7, ultrasonic detection device 8, send trusted loop 81, doppler processing portion 82, B mode process portion 83, image processing part 84.
The present embodiment 1 is the most as depicted in figs. 1 and 2, door-plate 6 is by 1 big coil, 6 little coils, bucking coil and graphite composition, both sides inside door-plate 6 are provided with detector unit 5 and ultrasonic detection device 8, it is provided with alarm 7 in the upper end of door-plate 6, alarm 7 is a semicircular body, it is provided with platform 4 in the middle of door-plate 6, in the side of door-plate 6 by connecting rod 3 connection table showing device 1, due to installing when, often can be because of geographical position, cause the connecting rod 2 can not direct-connected expression device 1, therefore, connecting rod 3 in the present embodiment can move left and right, door-plate 6 is connected with expression device 1.Representing and be provided with pedestal 2 below device 1, pedestal 2 and door-plate 6 are in same level.
The present embodiment 2 is as shown in Figure 3, trusted loop 81 is sent in ultrasonic detection device 8 connection, trusted loop 81 is sent to be simultaneously connected with doppler processing portion 82 and B mode process portion 83, doppler processing portion 82 and B mode process portion 83 are simultaneously connected with image processing part 84, and image procossing is reconnected well expression device 1 by image processing part 84.
Concrete operations are as follows, stand on platform 4 when there being people, detector unit 5 can be produced the pure oscillation of 3.5-4.95M by crystal oscillator, it is that about 7.6K is sinusoidal wave by frequency divider frequency dividing, the big coil inputting door-plate 6 after audion and coil carry out power amplification carries out electromagnetic radiation, electromagnetic wave produces eddy current in metallic conductor, and this electric current launches a magnetic field identical but in opposite direction with former field frequency, and is received respectively by door-plate 6 interior loop.After reception, being compared with reference signal by the signal received, after finding change, change capture card output level, coil capture card data are scanned in 280 milliseconds by CPU.
Ultrasonic detection device 8 also can produce a ultrasonic pulse to people simultaneously, when this ultrasonic pulse meets each object into the human body, each object can produce an echo, the echo that ultrasonic detection device 8 can will receive, ultrasonic detection device 8 is internal can produce an analogue signal, analogue signal transmission feeding trusted loop 81, send trusted loop 81 that analogue signal is become digital signal, become sound ray signal again, sound ray signal is sent simultaneously to mode process portion of doppler processing portion 82 and B 83, B mode process portion 83 is the intensity processing sound ray signal, doppler processing portion 82 processes Doppler signal, signal is merged, image processing part 84 is had to carry out image procossing again, again by representing that device 1 shows.Produce with acoustooptic form when the semaphore of detector unit 5 detection reaches setting value and report to the police, represent that each object on human body can be shown by device 1 by display screen simultaneously, owing to doppler processing portion 82 is multilevel color image, therefore, each object on human body can be shown different colors, and the most singly may determine that hardware, liquid or other element can also be judged, and when warning error when, it is also possible to judge whether it is to have the object that can not bring into by the display of the object on display screen.
Above-described is only embodiment of the present utility model, and in scheme, the known general knowledge such as concrete structure and characteristic too much describes at this.Should be understood that; for a person skilled in the art, on the premise of without departing from this utility model structure, it is also possible to make some deformation and improvement; these also should be considered as protection domain of the present utility model, and these are all without affecting effect and the practical applicability that this utility model is implemented.The protection domain that this application claims should be as the criterion with the content of its claim, and the detailed description of the invention in description etc. records the content that may be used for explaining claim.
Claims (4)
1. a detector gate, including door-plate (6) and platform (4), described door-plate (6) is provided with detector unit (5), described door-plate (6) upper end is provided with alarm (7), it is characterized in that, what described detector unit (5) was corresponding is provided with ultrasonic detection device (8), described ultrasonic detection device (8) includes representing device (1), send trusted loop (81), doppler processing portion (82), B mode process portion (83) and image processing part (84), described expression device (1) connects described image processing part (84), described doppler processing portion (82) and described B
Mode process portion (83) is all connected with described image processing part (84), and described doppler processing portion (82) all send trusted loop (81) to be connected with described with described B mode process portion (83).
2. detector gate as claimed in claim 1, it is characterized in that, including connecting rod (3), described expression device (1) connects described door-plate (6) by connecting rod (3), described expression device (1) lower section is provided with pedestal (2), and described pedestal (2) and described door-plate (6) are in same level.
3. detector gate as claimed in claim 1, it is characterised in that described alarm (7) is semicircular body.
4. detector gate as claimed in claim 2, it is characterised in that described connecting rod (3) may move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378414.2U CN205608216U (en) | 2016-04-29 | 2016-04-29 | Safety inspection door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620378414.2U CN205608216U (en) | 2016-04-29 | 2016-04-29 | Safety inspection door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205608216U true CN205608216U (en) | 2016-09-28 |
Family
ID=56967646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620378414.2U Expired - Fee Related CN205608216U (en) | 2016-04-29 | 2016-04-29 | Safety inspection door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205608216U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106910280A (en) * | 2017-02-04 | 2017-06-30 | 深圳怡化电脑股份有限公司 | The pre- reading circuit of chip card and finance self-help traction equipment |
-
2016
- 2016-04-29 CN CN201620378414.2U patent/CN205608216U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106910280A (en) * | 2017-02-04 | 2017-06-30 | 深圳怡化电脑股份有限公司 | The pre- reading circuit of chip card and finance self-help traction equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20170429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |