CN212847244U

CN212847244U - Principle demonstration device for security inspection training

Info

Publication number: CN212847244U
Application number: CN202021691461.5U
Authority: CN
Inventors: 陈昌荣; 徐小鹏; 向恩贵; 王立军
Original assignee: Hunan Weihang Technology Co ltd
Current assignee: Hunan Weihang Technology Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-03-30
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a principle demonstration device for security check training, which comprises a shell component, a power supply component, a circuit board and a principle demonstration component, wherein the power supply component and the circuit board are arranged on the shell component, and the principle demonstration component is arranged on the circuit board; the circuit board is provided with an input circuit, an execution circuit and an output circuit which are electrically connected in sequence, and the principle demonstration component comprises a sensor, a singlechip and an audible and visual alarm; the sensor is electrically connected to the input circuit, the singlechip is electrically connected to the execution circuit, and the audible and visual alarm is electrically connected to the output circuit; the power supply assembly is electrically connected with the circuit board and used for supplying power to elements on the circuit board. The multifunctional safety inspection training system is used for principle demonstration, and gives out sound and light alarm after receiving external information such as pressure, temperature, metal materials, brightness, human body, timing and infrared according to different sensors, so that the training effect on the spot can be provided, the training interactivity is enhanced, the training atmosphere is activated, and the function of safety inspection training is greatly expanded.

Description

Principle demonstration device for security inspection training

Technical Field

The utility model relates to a safety inspection teaching training analog device, equipment technical field specifically are a principle presentation device for safety inspection training.

Background

Terrorism and extreme vandalism activities are still occurring worldwide, and the safety guarantee of aviation, railways and major public activities faces serious threats. The research on how to strengthen the inspection and control of dangerous terrorist articles, cut off chains of terrorists and extreme molecules for implementing terrorist damage activities and guarantee public safety is carried out all over the world. In terms of safety inspection work, except for research and development of novel safety inspection equipment, the most important and most important way is to improve the actual combat inspection recognition capability of a safety inspector, and the most basic and effective way for improving the capability is professional training and simulation training. With the continuous upgrade of the security inspection prevention and control requirements, the requirements on the inspection and identification capabilities of security inspection personnel are higher and higher, and the requirements on the effectiveness of security inspection training are also higher and higher. At present, the training of security check personnel is mainly carried out in the modes of theoretical learning/examination, graph judging capability learning/examination based on static images and the like, and the following two problems exist: on one hand, data, images, operation interfaces and the like contacted by a security inspector in a training stage are greatly different from the actual environment, and after the training is finished, the security inspector can spend a long time to adapt to the actual operation environment; on the other hand, a security inspector can encounter many typical cases in actual work, and in the existing environment, the security inspector needs to be subjected to complex operation and even can not be used as the content in a training teaching material at all, so that a simulation training device which is close to reality and has rich functions is urgently needed to improve the pertinence and the effectiveness of teaching training and simulation training.

SUMMERY OF THE UTILITY MODEL

To the not enough of existence among the above-mentioned prior art, the utility model provides a principle presentation device for security installations training for carry out the principle demonstration, according to the sensor of difference, send audible-visual alarm after receiving external information.

In order to achieve the purpose, the utility model provides a principle demonstration device for security inspection training, which comprises a shell component, a power supply component, a circuit board and a principle demonstration component, wherein the power supply component and the circuit board are arranged on the shell component, and the principle demonstration component is arranged on the circuit board;

the principle demonstration assembly comprises a sensor, a single chip microcomputer and an audible and visual alarm;

the sensor is electrically connected to an input circuit, the singlechip is electrically connected to an execution circuit, and the audible and visual alarm is electrically connected to an output circuit;

and the power supply assembly is electrically connected with the circuit board and used for supplying power to the sensor, the singlechip and the audible and visual alarm on the circuit board.

As a further improvement of the above technical solution, the housing assembly includes a housing bottom and a housing cover detachably connected to each other; the power supply assembly and the circuit board are arranged on the shell bottom, the shell cover is detachably arranged on the shell bottom and covers the circuit board, and a window capable of viewing the audible and visual alarm from the outside is arranged on the shell cover.

As a further improvement of the above technical solution, one end of the shell bottom is a power supply mounting area, and the other end is a circuit board mounting area;

the bottom end of the power supply mounting area is provided with an upward sunken concave cavity, and the power supply assembly is arranged in the concave cavity and is sealed through a cavity cover; the circuit board is fixedly arranged at the top end of the circuit board mounting area;

the shell cover comprises a first cover body and a second cover body, the first cover body covers the top of the power supply installation area, the second cover body covers the top of the circuit board installation area, and the window is located on the second cover body.

As a further improvement of the technical scheme, the first cover body is fixedly connected with the shell bottom through a bolt, and the second cover body is detachably connected with the shell bottom through a buckle structure.

As a further improvement of the above technical solution, the second cover is made of a transparent material.

As a further improvement of the above technical solution, the sensor is a laser sensor, an infrared sensor, a temperature sensor, an air pressure sensor, a sound sensor, a vibration sensor, a human body proximity sensor, or a light sensor, and is configured to convert an external signal source into an electrical signal in an input circuit.

As a further improvement of the above technical solution, the electronic device further includes an output interface, wherein one end of the output interface is located on the output circuit on the circuit board, and the other end of the output interface is located outside the housing after passing through the housing.

The utility model provides a pair of a principle presentation device for safety inspection training for carry out the principle demonstration, according to the sensor of difference, send audible-visual alarm after external information such as received pressure, temperature, metal material, light, human body, timing, infrared, not only can provide the training effect on the spot, the interactive of reinforcing training, active training atmosphere has still extended the function of safety inspection training greatly.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic overall structure diagram of a principle demonstration device for security inspection training in an embodiment of the present invention;

fig. 2 is a schematic circuit module diagram of a principle demonstration device for security inspection training in an embodiment of the present invention;

fig. 3 is a schematic diagram of a circuit connection on a circuit board in a principle demonstration device for security inspection training in an embodiment of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, descriptions in the present application as to "first", "second", and the like are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present application, unless expressly stated or limited otherwise, the terms "connected" and "fixed" are to be construed broadly, e.g., "fixed" may be fixedly connected or detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection, physical connection or wireless communication connection; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.

Fig. 1-2 show a principle demonstration device for security inspection training disclosed in this embodiment, which includes a housing assembly, a power supply assembly, a circuit board 1, and a principle demonstration assembly, wherein the power supply assembly and the circuit board 1 are disposed on the housing assembly, and the principle demonstration assembly is disposed on the circuit board 1; the circuit board 1 is provided with an input circuit 11, an execution circuit 12 and an output circuit 13 which are electrically connected in sequence, and the principle demonstration component comprises a sensor 21, a singlechip 22 and an audible and visual alarm 23; the sensor 21 is electrically connected to the input circuit 11, the singlechip 22 is electrically connected to the execution circuit 12, and the audible and visual alarm 23 is electrically connected to the output circuit 13; the power supply assembly is electrically connected to the circuit board 1 through a power protection circuit 14 on the circuit board 1, so as to supply power to the sensor 21, the single chip 22, and the audible and visual alarm 23 on the circuit board 1, wherein how to set the power protection circuit 14 on the circuit board 1 is a conventional technical means, and therefore details are not repeated in this embodiment.

In this embodiment, the sensor 21 is a laser sensor 21, an infrared sensor, a temperature sensor, an air pressure sensor, a sound sensor, a vibration sensor, a human body proximity sensor, or a light sensor, and is configured to convert an external signal source into an electrical signal in the input circuit 11.

In this embodiment, the number of the input circuits 11 on the circuit board 1 is multiple, and the external signal sources collected by different sensors 21 can be converted into one trigger level corresponding to different types of sensors 21, and the circuit board 1 is provided with a plurality of interfaces capable of installing the sensors 21, so that the sensors 21 can be installed on the corresponding input circuits 11. The number of the execution circuits 12 is also multiple, each execution circuit 12 corresponds to one input circuit 11, each execution circuit 12 corresponds to an interface group on the single chip 22, and the output ends of all the execution circuits 12 are electrically connected with the input end of the output circuit 13. The execution circuit 12 is provided with a relay which is connected in series with the audible and visual alarm 23.

Further preferably, the principle demonstration device for security inspection training in the present embodiment further includes an output interface 3, one end of the output interface 3 is located on the output circuit 13 on the circuit board 1, and the other end of the output interface 3 passes through the housing and is located outside the housing.

The principle demonstration device for security inspection training in the embodiment is structurally formed in a modularized mode, so that security inspection trainees can intuitively and vividly sense the overall structural composition of the control device and the relation between the general structural composition and the general structural composition. Meanwhile, the circuit board 1 in the embodiment also adopts a partitioned modular layout, namely the input circuit 11, the execution circuit 12 and the output circuit 13 are distributed in three different areas on the circuit board 1, so that security personnel can intuitively and vividly sense the working principle of the principle demonstration device and cognize the receiving, transmitting and acting processes of control signals.

The principle presentation device for security inspection training in this embodiment adopts modular structure and circuit layout, can realize the receipt, processing, the demonstration of the multiple control signal of different control principles, and its advantage has: firstly, a universal basic circuit board 1 is developed and designed, the efficiency is improved, and the stability and maintainability of the circuit board 1 are enhanced; secondly, the device is flexible and universal, the sensor 21 is only needed to be replaced in the input area, and necessary special circuits are added in some input areas, so that different signals can be received and processed, the expansibility of the demonstration device is enhanced, and the difficulty and cost of serial development and updating are reduced. Through carrying out the functional partitioning with basic circuit board 1, not only strengthened presentation device's observation effect, more strengthened presentation device's commonality, maintainability, expansibility.

The working process of the principle demonstration device for security inspection training in the embodiment is as follows: firstly, the sensor 21 receives an external signal source, such as temperature, brightness, vibration and the like; the input circuit 11 converts an external signal source received by the sensor 21 into a trigger level, then the trigger level is input to the input end of the corresponding execution circuit 12 through a lead on the circuit board 1, the trigger level is converted into a control signal through the singlechip 22 and is output to the output circuit 13 through the output end of the execution circuit 12, and a relay in the output circuit 13 controls the audible and visual alarm 23 to give an audible and visual alarm after receiving the control signal; meanwhile, the voltage in the current output circuit 13 is output through the output interface 3, and the current output circuit can be used for triggering an external demonstration device. It should be noted that the conversion processing of the signal and the level in the embodiment all uses the existing functions of the sensor 21, the single chip 22, the relay and the audible and visual alarm 23, and there is no improvement on the principle and algorithm of the sensor 21, the single chip 22, the relay and the audible and visual alarm 23.

Through adopting the principle presentation device that is used for the safety inspection training for carry out the principle demonstration, according to the sensor 21 of difference, send audible and visual warning after external information such as received pressure, temperature, metal material, light, human, regularly, infrared, not only can provide the training effect on the spot, strengthen the training interactivity, active training atmosphere has still expanded the function of safety inspection training greatly.

It should be noted that the housing assembly in this embodiment includes a housing bottom 41 and a housing cover which are detachably connected; the power supply assembly and the circuit board 1 are arranged on the shell bottom 41, the shell cover is detachably arranged on the shell bottom 41 and covers the circuit board 1, and a window capable of viewing the audible and visual alarm 23 from the outside is arranged on the shell cover. Wherein, one end of the shell bottom 41 is a power supply mounting area, and the other end is a circuit board mounting area; the bottom end of the power supply installation area is provided with an upwardly concave cavity 411, and the power supply assembly is arranged in the cavity 411 and is sealed by a cavity cover 412; the circuit board 1 is fixedly arranged at the top end of the circuit board mounting area; the housing cover includes a first cover 42 and a second cover 43, the first cover 42 covers the top of the power mounting region, the second cover 43 covers the top of the circuit board mounting region, and the window is located on the second cover 43. More specifically, the first cover 42 is fixedly connected with the case bottom 41 through a bolt, the second cover 43 is detachably connected with the case bottom 41 through a fastening structure, and the second cover 43 is made of a transparent material, so that the whole second cover 43 can be used as a window. Wherein, the two sides of the shell bottom 41 are provided with the clamping grooves 413, the second cover body 43 is provided with the clamping strips 431 capable of being matched with the clamping grooves 413, and then the second cover body 43 and the shell bottom 41 are detachably and fixedly connected through the clamping structures formed by matching between the clamping grooves 413 and the clamping strips 431, so that the second cover body 43 can be conveniently detached and the sensor 21 can be replaced.

Referring to fig. 3, a circuit structure diagram of the principle demonstration apparatus for security inspection training in this embodiment includes a 9V power interface P11, a 5V voltage reducer U1, a 3V voltage reducer U2, a single chip microcomputer U3, a clock crystal oscillator Y1, an external crystal oscillator Y2, a resistor R1, an R2, an R3, an R4, a capacitor C1, a C2, a C3, a C4, a C5, a C6, a C7, a C8, a C9, a triode Q1, a buzzer SUN, a relay K1, an LED lamp D1, a D2, a sensor input terminal P10, a fuse P1, and an output terminal P16;

the electrical connection among all devices is as follows: the input end of the 5V voltage reduction chip U1 is connected with a capacitor C2 and then connected with a 9V power supply port P11, the output port of the other end of the 5V voltage reduction chip U1 is connected with the input ends of capacitors C1, C4 and 3V voltage reduction chip U2, and the output end of the 3V voltage reduction chip U2 is connected with capacitors C3 and 3V; the anode of the power indicator lamp D2 is connected with 3V, and the cathode is connected with a PB8 interface of the singlechip U3; one end of the sensor input end P10 is connected with the ground, and the other end is connected with a PA7 interface of the singlechip U3; the positive electrode of the output interface P16 is connected with the 9V negative electrode and is connected with the port P1 of the fuse, and the other port P1 of the fuse is connected with the 12 pin of the relay K1; one end of the buzzer SUN is connected with an alarm indicator lamp D1 and a resistor R2, the other end of the buzzer SUN is connected with an emitting base of a triode Q1, a base electrode of the buzzer SUN is connected with a resistor R1, and the other end of the resistor R1 is connected with a PB0 interface of a singlechip U3;

the working process is as follows: the power supply P11 is turned on to provide different voltages through the voltage reduction chip, and the power indicator lamp D2 is turned on after the singlechip U3 is started; the port of the sensor P10 is affected by the outside world to enable the signal to be changed from a bottom level to a high level, the single chip microcomputer U2 receives the high level to judge and send the low level to the PNP triode Q1 buzzer SUN and the alarm indicator lamp D1 to be lightened, so that the relay K1 is attracted to enable the output end P16 to have 9V voltage to be output outwards for igniting an external demonstration ignition head.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The principle demonstration device for the security check training is characterized by comprising a shell assembly, a power supply assembly, a circuit board and a principle demonstration assembly, wherein the power supply assembly and the circuit board are arranged on the shell assembly, and the principle demonstration assembly is arranged on the circuit board;

2. The principle demonstration device for security inspection training of claim 1 wherein the housing assembly comprises a housing bottom and a housing cover that are removably attached; the power supply assembly and the circuit board are arranged on the shell bottom, the shell cover is detachably arranged on the shell bottom and covers the circuit board, and a window capable of viewing the audible and visual alarm from the outside is arranged on the shell cover.

3. The principle demonstration device for the security inspection training of claim 2, wherein one end of the shell bottom is a power supply mounting area, and the other end is a circuit board mounting area;

4. The principle demonstration device for the security inspection training of claim 3, wherein the first cover body is fixedly connected with the shell bottom through bolts, and the second cover body is detachably connected with the shell bottom through a buckle structure.

5. The principle demonstration device for security inspection training of claim 3 wherein the second cover is made of a transparent material.

6. The principle demonstration device for the security inspection training of any one of claims 1 to 5, wherein the sensor is a laser sensor or an infrared sensor or a temperature sensor or an air pressure sensor or a sound sensor or a vibration sensor or a human body proximity sensor or a light sensor, and is used for converting an external signal source into an electric signal in an input circuit.

7. The principle demonstration device for the security inspection training of any one of claims 1 to 5, further comprising an output interface, wherein one end of the output interface is located on an output circuit on the circuit board, and the other end of the output interface is located outside the shell after penetrating through the shell.