阅读说明：本技术 一种红外线监测道闸杆防撞报警系统 (Infrared monitoring barrier gate rod anti-collision alarm system ) 是由 郑国君 于 2021-07-14 设计创作，主要内容包括：本发明涉及一种红外线监测道闸杆防撞报警系统,包括道闸、杆监测模块、控制系统和报警模块,所述道闸包括主机和闸杆,所述杆监测模块包括设置在闸杆一端的反射式红外传感器和设置在闸杆另一端的反射镜,所述反射式红外传感器包括红外光源和接收电路,所述反射镜的镜面正对所述反射式红外传感器的红外光源和接收电路,且反射镜与红外光源和接收电路之间没有阻挡物；所述反射式红外传感器与所述控制系统通讯连接,所述反射式红外传感器不能接受到红外光源的反射光时,控制系统控制报警模块向工作人员报警；本发明能够识别闸杆的弯曲、断裂损坏的发生,并能够及时的向工作人员报警,功能实用、反应灵敏、结构简单、安装便捷且成本低。(The invention relates to an anti-collision alarm system for an infrared monitoring barrier gate rod, which comprises a barrier gate, a rod monitoring module, a control system and an alarm module, wherein the barrier gate comprises a host and a gate rod, the rod monitoring module comprises a reflective infrared sensor arranged at one end of the gate rod and a reflector arranged at the other end of the gate rod, the reflective infrared sensor comprises an infrared light source and a receiving circuit, the mirror surface of the reflector is over against the infrared light source and the receiving circuit of the reflective infrared sensor, and no obstacle is arranged between the reflector and the infrared light source and between the reflector and the receiving circuit; the reflective infrared sensor is in communication connection with the control system, and the control system controls the alarm module to give an alarm to workers when the reflective infrared sensor cannot receive reflected light of the infrared light source; the brake rod alarm device can identify the occurrence of bending and breaking damage of the brake rod, can timely alarm workers, and is practical in function, sensitive in response, simple in structure, convenient and fast to install and low in cost.)

1. The utility model provides an infrared ray monitoring banister pole anticollision alarm system which characterized in that: the barrier gate comprises a host and a lifting gate rod connected to the host, the rod monitoring module comprises a reflective infrared sensor arranged at one end of the gate rod and a reflector arranged at the other end of the gate rod, the reflective infrared sensor comprises an infrared light source and a receiving circuit, the mirror surface of the reflector is over against the infrared light source and the receiving circuit of the reflective infrared sensor, and no obstacle exists between the reflector and the infrared light source and between the reflector and the receiving circuit;

the reflective infrared sensor is in communication connection with the control system, and when the reflective infrared sensor cannot receive reflected light of the infrared light source, the control system controls the alarm module to give an alarm to workers.

2. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 1, wherein: the reflective infrared sensor and the reflector are arranged on the peripheral surface of the brake bar or inside the brake bar.

3. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 1, wherein: the reflective infrared sensor is arranged at one end, far away from the barrier gate, of the gate rod, and the reflective infrared sensor is in wireless communication connection with the control system.

4. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 3, wherein: the brake lever includes nipple joint, long festival and is used for the fixed clamp cover of amalgamation nipple joint and long festival, the nipple joint sets up the one end of being close to the host computer, reflective infrared sensor sets up the one end of keeping away from the host computer at long festival, the speculum sets up in the nipple joint.

5. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 3, wherein: the brake bar is including setting up the end cap in the brake bar and keeping away from host computer one end, reflective infrared sensor sets up the medial surface at the end cap, the speculum passes through the mounting bracket setting in the brake bar.

6. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 5, wherein: the mirror mounting hole has been seted up to the periphery of brake lever, the mounting bracket includes the outer piece that is greater than the mirror mounting hole with interior frame and the size that the mirror mounting hole internal diameter matches, the speculum sets up on the interior frame.

7. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 1, wherein: the brake bar is including connecting the body of rod on the end frame is installed to end frame and one end on the host computer, the one end of keeping away from the body of rod is set up on the end frame to reflective infrared sensor, the speculum is provided with the one end of keeping away from the banister on the body of rod.

8. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 7, wherein: the end frame is internally provided with a limiting plate for limiting the position of the insertion end of the rod body, and the limiting plate is provided with a middle hole for the reflection type infrared sensor to transmit and receive infrared light.

9. The infrared monitoring barrier gate bar anti-collision alarm system as claimed in claim 7, wherein: the main machine is internally provided with a barrier gate controller which is in communication connection with the control system, and the reflective infrared sensor is in wired communication connection with the barrier gate controller.

10. The infrared monitoring barrier gate bar collision avoidance warning system of any one of claims 1 to 9, wherein: the vehicle information acquisition module comprises a camera or an inductor for acquiring vehicle information, the confirmation module comprises an information display module and a driver confirmation module, the information display module is used for displaying the acquired vehicle information and barrier gate compensation information to a driver, and the driver confirmation module is used for confirming driver signature, voice or video information displayed by the information display module.

Technical Field

The invention belongs to the technical field of barriers, and particularly relates to an anti-collision alarm system for an infrared monitoring barrier gate rod.

Background

The road brake is also called a car stopper, is a passage entrance and exit management device specially used for limiting the running of motor vehicles on roads, is widely applied to a road toll station and a parking lot system management vehicle passage at present, and is used for managing the entrance and the exit of the vehicles. However, in the use of the barrier gate, especially in an unmanned parking lot or an unmanned weighing and metering station, a driver can collide the barrier gate carelessly, and in an unmanned place, the situation that the driver escapes after colliding the barrier gate often occurs, so that loss of unmanned compensation is caused; although monitoring is often arranged at an entrance and exit station port, monitoring personnel in a monitoring room usually cannot find the damage of the barrier gate rod in time, and monitoring is often called by a person who traces responsibilities later, so that nobody can timely reach the site where the barrier gate is damaged to repair the barrier gate or dispose of the site condition.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide an anti-collision alarm system for an infrared monitoring barrier gate rod.

The technical scheme of the invention is as follows:

an infrared monitoring barrier gate rod anti-collision alarm system comprises a barrier gate, a rod monitoring module, a control system and an alarm module, wherein the barrier gate comprises a host and a gate rod which is connected to the host and can lift, the rod monitoring module comprises a reflective infrared sensor arranged at one end of the gate rod and a reflector arranged at the other end of the gate rod, the reflective infrared sensor comprises an infrared light source and a receiving circuit, the mirror surface of the reflector is over against the infrared light source and the receiving circuit of the reflective infrared sensor, and no obstacle is arranged between the reflector and the infrared light source and between the reflector and the receiving circuit;

the reflective infrared sensor is in communication connection with the control system, and the control system controls the alarm module to give an alarm to workers when the reflective infrared sensor cannot receive reflected light of the infrared light source, wherein the light emitted by the infrared light source is light beams or pulse light; after receiving the alarm, the staff timely arrives at the site to confirm the damage condition of the brake lever, confirm information with a driver and maintain the brake lever.

Furthermore, the reflective infrared sensor and the reflector are arranged on the peripheral surface of the brake rod or in the brake rod.

Furthermore, reflective infrared sensor sets up the one end of keeping away from the banister at the brake lever, reflective infrared sensor with control system wireless communication is connected.

Further, the brake lever includes nipple joint, long festival and is used for the clamp cover of amalgamation nipple joint and long festival, the nipple joint sets up the one end of being close to the host computer, it establishes to press from both sides the clamp fixedly at nipple joint and long festival periphery to press from both sides the cover, reflective infrared sensor sets up the one end of keeping away from the host computer at long festival, the speculum sets up in the nipple joint.

Further, the brake lever is including setting up the end cap in the brake lever and keeping away from host computer one end, reflective infrared sensor sets up the medial surface at the end cap, the speculum passes through the mounting bracket setting in the brake lever.

Further, the mirror mounting hole has been seted up to the periphery of brake lever, the mounting bracket includes the outer piece that is greater than the mirror mounting hole with the interior frame that mirror mounting hole internal diameter matches and size, the speculum sets up on the interior frame.

Furthermore, a middle partition plate is arranged inside the brake rod, and one end of the inner frame abuts against the middle partition plate.

Further, the brake lever is including connecting the body of rod on the end frame is installed to end frame and one end on the host computer, the one end of keeping away from the body of rod on the end frame is set up to reflective infrared sensor, the speculum is provided with the one end of keeping away from the banister on the body of rod.

Furthermore, be provided with the limiting plate that is used for restricting the body of rod to insert the end position in the end frame, be provided with the centre bore that supplies reflective infrared sensor transmission and receive infrared light on the limiting plate.

Furthermore, a gateway controller in communication connection with the control system is arranged in the host, and the reflective infrared sensor is in wired communication connection with the gateway controller.

Further, the reflective infrared sensor includes a condenser lens.

Further, infrared ray monitoring banister pole anticollision alarm system still includes vehicle information acquisition module and the confirmation module of being connected with control system, vehicle information acquisition module is including the camera or the inductor that are used for acquireing vehicle information, the confirmation module includes information display module and driver confirmation module, information display module is used for showing the vehicle information and the banister compensation information that acquire to the driver, driver confirmation module is used for driver's signature to confirm, the information that shows of voice confirmation or video confirmation information display module.

Further, the driver confirmation module also comprises a telephone module or a session module, which is used for carrying out remote dialogue negotiation with staff in a non-face-to-face mode so as to facilitate the two parties to discuss the road gate reimbursement related matters.

Further, infrared ray monitoring banister pole anticollision alarm system still includes interception module and warning module, the interception module is including setting up the lift road pile around the banister, the lift road pile is controlled by control system and realizes going up and down, remind the module including setting up display screen and the loudspeaker in banister one side, when reflection formula infrared sensor can not receive the radiant light, brake lever bending damage promptly, remind the module that the lift road pile in caption and the pronunciation suggestion the place ahead through the display screen will rise, block the vehicle of hitting the pole, after the driver need confirm the damage dress situation of brake lever on confirming the module, the lift road pile just can descend, lets the pole vehicle leave the scene.

The working principle of the invention is that when the brake lever is normal, the reflective infrared sensor can receive infrared light emitted by the infrared light source reflected by the reflector, but if the brake lever is bent, the reflector can not be aligned with the reflective infrared sensor any more, so that a receiving circuit of the reflective infrared sensor can not receive the reflected infrared light, namely the brake lever is bent to block a light path or break the brake lever to enable the reflector to be not aligned with the reflective infrared sensor any more, the brake lever condition is judged according to the principle, and after the brake lever is judged to be damaged, an alarm is given to a worker.

Compared with the prior art, the invention has the beneficial effects that:

the invention is suitable for any scene with a barrier gate, such as access management of a parking lot, a wagon balance metering station and the like, the alarm system can identify the occurrence of bending and fracture damage of the gate rod and can timely alarm to workers, has practical functions, sensitive response, simple structure, convenient installation and low cost, can be used for modifying the gate rod alarm system on the basis of the original barrier gate, and has very high practical value and application and popularization values.

Drawings

Fig. 1 is a block diagram of the structure of an embodiment of the present invention.

Fig. 2 is a schematic application diagram of an embodiment of the present invention.

Fig. 3 is a schematic view of an installation of the reflective infrared sensor and the reflector in embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of a reflective infrared sensor according to embodiment 1 of the present invention.

Fig. 5 is a schematic view of an installation of the reflective infrared sensor and the reflector in embodiment 2 of the present invention.

In the figure, a weighbridge 1, an infrared light curtain 2, an infrared correlation sensor 3, a gate 4, a gate rod 5, a side screen 6, a traffic light 7, a reflective infrared sensor 8, a reflector 9, a jacket 10, a plug 11, a side plate 12, an outer sheet 13, a resisting block 14, a middle partition plate 15, an end frame 16, a limiting plate 17 and a rotating shaft 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in fig. 1 to 4, an infrared monitoring barrier gate rod anti-collision alarm system comprises a barrier gate, a rod monitoring module, a control system and an alarm module, wherein the barrier gate comprises a host and a gate rod which is connected to the host and can lift, the rod monitoring module comprises a reflective infrared sensor 8 arranged at one end of the gate rod and a reflector 9 arranged at the other end of the gate rod, the reflective infrared sensor 8 comprises an infrared light source and a receiving circuit, the mirror surface of the reflector 9 is over against the infrared light source and the receiving circuit of the reflective infrared sensor 8, no obstacle is arranged between the reflector 9 and the infrared light source and the receiving circuit, and infrared light emitted by the infrared light source of the reflective infrared sensor 8 is reflected by the reflector 9 and then received by the receiving circuit of the reflective infrared sensor 8; the mirror surface of the reflector 9 can be an infrared reflector 9 in the prior art;

the reflective infrared sensor 8 is in communication connection with the control system, and when the reflective infrared sensor 8 cannot receive reflected light of the infrared light source, the control system controls the alarm module to give an alarm to workers, wherein the light emitted by the infrared light source is light beams or pulse light; after receiving the alarm, the staff can arrive at the site in real time to confirm the damage condition of the brake lever, confirm information with a driver and maintain the brake lever; the warning can adopt automatic telephone dialing to carry out pronunciation and remind or the ringing is reminded, also can adopt modes such as SMS warning, little letter message or APP message warning, in addition at the on-the-spot on duty room of banister management, also can be provided with local alarm device, like loudspeaker, warning screen etc. for local staff can receive the timely rush to the impaired scene of brake lever and handle of alarm after the warning.

Further, the reflective infrared sensor 8 and the reflector 9 are arranged on the peripheral surface of the brake rod or inside the brake rod; if the reflective infrared sensor 8 and the reflector 9 are arranged on the circumferential surface of the brake bar, the reflective infrared sensor 8 and the reflector 9 can be arranged on two vertical side surfaces or lower side surfaces of the brake bar, the reflective infrared sensor 8 and the reflector 9 arranged on the surface of the brake bar can be quickly installed through a support, but are easily affected by the environment to cause false alarm, the concealment is poor, the support can be fixed on the brake bar through screws, a clamp support matched with the thickness of the brake bar can also be manufactured, and the support, the reflective infrared sensor 8 and the reflector 9 can be directly clamped at two ends of the brake bar respectively; if the reflective infrared sensor 8 and the reflector 9 are installed inside the brake lever, the infrared sensing can be free from the influence of the environment, and the installed brake lever alarm system is not easy to be perceived outside, so that the concealed installation is realized.

In this embodiment, as shown in fig. 3 to 4, the reflective infrared sensor 8 is disposed at an end of the brake bar away from the barrier, and the reflective infrared sensor 8 is in wireless communication with the control system, for example, conventional wireless connection modes such as radio frequency connection, bluetooth, WIFI, and GPRS may be adopted; the reflective infrared sensor 8 and the reflector 9 can be installed outside the brake bar, and at this time, the reflective infrared sensor 8 can be installed at the root of the brake bar; if the brake bar is installed inside the brake bar, the following method can be adopted:

first, as shown in fig. 3, the brake lever is provided in two sections, so that the reflective infrared sensor 8 and the reflector 9 are conveniently installed from the middle: specifically, the brake lever comprises a short section, a long section and a jacket 10 for splicing the short section and the long section, the reflective infrared sensor 8 is arranged at one end of the long section far away from the host, the short section is arranged at one end close to the host, and the reflector 9 is arranged in the short section; the jacket 10 can be a haven pipe clamp type, and the jacket 10 is sleeved on the peripheries of the short section and the long section to clamp and fix the short section and the long section; the jacket 10 can also be respectively connected with a short section and a long section of flange, and the reflector 9 can be arranged in a flange pipe or a short section of the jacket 10; since the long link is vulnerable to damage compared to a short link and the actual infrared detection length is reduced, it is not advisable to mount the mirror 9 in the long link

Secondly, as shown in fig. 4, a mirror mounting hole is formed in the periphery of the brake lever, the mounting bracket includes an inner bracket matched with the inner diameter of the mirror mounting hole and an outer plate 13 with a size larger than that of the mirror mounting hole, the reflector 9 is arranged on the inner bracket, and the reflector 9 can be mounted inwards from the peripheral surface of the brake lever through the mirror mounting hole; specifically, a middle partition plate 15 is arranged in the middle of a conventional hollow brake lever, one end of an inner frame abuts against the middle partition plate 15, preferably, an abutting end of the inner frame is further provided with a abutting block 14 in a protruding mode, a positioning hole matched with the abutting buckle in size is formed in the middle partition plate 15, the abutting block 14 is positioned in the positioning hole to achieve stable positioning of an installation frame, and then an outer piece 13 is fixed on the surface layer of the brake lever through bolts or sealant to achieve installation of a reflector 9 and blocking of a mirror installation hole; as shown in FIG. 4, due to the existence of the middle partition 15, the interior of the brake rod is divided into an upper sub-space and a lower sub-space, the infrared light source and the receiving lens of the receiving circuit are arranged corresponding to one sub-space, and a filler such as wood can be conventionally arranged in the other sub-space to strengthen the strength of the brake rod.

Further, as shown in fig. 3 and 4, the brake lever includes a plug 11 disposed in the brake lever and far away from one end of the host, the reflective infrared sensor 8 is disposed on an inner side surface of the plug 11, and the reflector 9 is disposed in the brake lever through a mounting bracket; specifically, as shown in fig. 4, the plug 11 includes a side plate 12 disposed inside the plug 11, the side plate 12 is matched with the inside of the brake rod, the side plate 12 is pushed into the brake rod to position the plug 11, and then the side plate 12 is fixed to the brake rod by bolts or rivets; the plug 11 blocks the brake lever to provide a good internal environment to prevent foreign dust from entering the brake lever, meanwhile, the end strength of the brake lever is enhanced, and certain protection is provided for the reflective infrared sensor 8.

Further, the reflective infrared sensor 8 includes a condenser lens, and is of a conventional design.

Further, as shown in fig. 1, the infrared monitoring barrier gate rod anti-collision alarm system further comprises a vehicle information acquisition module and a confirmation module which are connected with the control system, wherein the vehicle information acquisition module comprises a camera or an inductor which is used for acquiring vehicle information and is used for acquiring a license plate of a vehicle, and can also be used for obtaining evidence by recording or taking pictures and storing the images, and the inductor is used for a driver with an IC card or an RFID card and is generally used in a private garage or a weighing and metering station; the confirmation module includes information display module and driver confirmation module, information display module is used for demonstrating vehicle information and banister indemnity information that obtain to the driver, including relevant information such as the indemnity price, the remark of license plate, brake lever damage live time, brake lever, driver confirmation module is used for driver signature to confirm, voice confirmation or video confirmation information display module's the information that demonstrates, and driver confirmation module's purpose is the indemnity information that lets the driver confirm the brake lever, avoids taking place unconfirmed account, tearing skin or other disputes afterwards.

Preferably, the driver confirmation module further comprises a telephone module or a session module, and is used for carrying out remote dialogue negotiation with staff in a non-face-to-face mode so as to facilitate the two parties to discuss the relevant matters of gateway reimbursement; the system can be used for communicating with a driver when field personnel or duty personnel do not arrive at the barrier gate field; in the prior art, a calling button or a calling terminal with a display screen is also arranged at a barrier gate, and the driver confirmation module can adopt the same equipment; preferably, the terminal with a display screen is selected and arranged at a barrier gate position at a position convenient for a driver to operate, the display screen built in the terminal can be used for information display of the information display module and confirmation of the driver confirmation module, the display screen can be a touch display screen, and if no touch is provided, a key is additionally arranged.

Furthermore, the infrared monitoring barrier gate rod anti-collision alarm system also comprises a cloud server in communication connection with the control system, and workers can remotely monitor and inquire whether the barrier gates at multiple positions are intact or damaged through logging in the cloud server, timely remind local workers on duty when the local workers do not respond, and remotely and manually access the barriers to the disposal of the damaged field.

Furthermore, the infrared monitoring barrier gate pole anti-collision alarm system also comprises an interception module and a reminding module, wherein the interception module comprises lifting road piles arranged in front of and behind the barrier gate, the lifting road piles are controlled by a control system to realize lifting, the reminding module comprises a side screen 6 and a reminding loudspeaker, the side screen 6 and the reminding loudspeaker are arranged on one side of the barrier gate, when the reflective infrared sensor 8 cannot receive radiated light, namely the gate pole is bent and damaged, the reminding module prompts that the front lifting road pile will be lifted through subtitles and voice of the side screen 6 to intercept a vehicle colliding with the gate pole, and after a driver needs to confirm the damaged installation condition of the gate pole on the confirming module, the lifting road pile will be lowered to enable the vehicle colliding with the gate pole to leave the scene; local workers and workers of the cloud server can also manually control the lifting of the lifting road pile to intercept and release vehicles;

be provided with the display screen that can show license plate information in general banister department, this screen can regard as side screen 6 to use, reminds the driver after taking place the lance, at the weighing and metering station, still generally including the display screen that is used for showing license plate information and vehicle weight, this display screen also can regard as side screen 6 to use, when carrying out the transformation of this application to current discrepancy banister like this, can need not establish side screen 6 in addition again, reduce the transformation cost.

The invention is suitable for any scene with a barrier gate, such as access management of a parking lot, a wagon balance metering station and the like, the alarm system can identify the occurrence of bending and fracture damage of the gate rod and can timely alarm to workers, has practical functions, sensitive response, simple structure, convenient installation and low cost, can be used for modifying the gate rod alarm system on the basis of the original barrier gate, and has very high practical value and application and popularization values.

As shown in fig. 2, for an application example of the present invention, specifically an application of a weighing and metering station, gates 4 are respectively arranged in front and at back of a wagon balance 1, infrared correlation sensors 3 or infrared light curtains 2 are pairwise arranged on both sides of the front and back ends of the wagon balance to sense whether a stop position of a vehicle is within a required range, a side screen 6 is arranged on one side of the front end of the wagon balance behind the front end gate, and a traffic light 7 for indicating a waiting and ready-to-travel state to a rear vehicle is further arranged behind one side of the rear end gate.

Example 2

This example is another embodiment based on example 1, and the description of the same technical solution as in example 1 will be omitted, and only the technical solution different from example 1 will be explained.

The difference between the present embodiment 2 and embodiment 1 is that the reflective infrared sensor 8 in the present embodiment is disposed at one end close to the host; as in embodiment 1, the reflective infrared sensor 8 and the reflecting mirror 9 may be provided on the circumferential surface of the brake lever or inside the brake lever.

Further, the reflective infrared sensor 8 and the reflector 9 are arranged inside the brake rod, as shown in fig. 4, the brake rod includes an end frame 16 connected to the host and a rod body with one end mounted on the end frame 16, the reflective infrared sensor 8 is arranged at one end of the end frame 16 far away from the rod body, the reflector 9 is arranged at one end of the rod body far away from the barrier, and preferably, the reflector 9 is also arranged on the inner side surface of the plug 11 similarly to embodiment 1; because the wireless connection mode is close to the barrier gate host, the wireless connection mode can be replaced by connecting the reflective infrared sensor 8 to a communication module of the barrier gate host, and a judgment signal of the reflective infrared sensor 8 is transmitted to the control system through the communication module of the barrier gate host; specifically, a gateway controller in communication connection with the control system is arranged in the host, and the reflective infrared sensor 8 is in wired communication connection with the gateway controller.

Further, the connection of the signal line may be realized by a waterproof joint, for example, a back plate is disposed at an end of the end frame 16 far from the rod body, the waterproof joint is disposed on the back plate or the end frame 16, a male head and a female head of the waterproof joint are respectively connected to the reflective infrared sensor 8 or the gateway controller through the signal line, the signal line connected to the gateway controller may enter the host machine along the end frame 16 and the rotating shaft 18 of the end frame 16 connected to the host machine and be connected to the gateway controller, or two line through holes disposed at two ends of the rotating shaft 18 are disposed on the rotating shaft 18 of the end frame 16 connected to the host machine, the signal line connected to the gateway controller may penetrate into the rotating shaft 18 from the line through hole near the rod body, and then penetrate out the rotating shaft 18 from another line through hole in the host machine and be electrically connected to the gateway controller. Similarly, the power supply of the reflective infrared sensor 8 can also be accessed from the power supply of the barrier gate, so that the monitoring module of the invention does not need to be provided with a storage battery and a wireless communication module, thereby having simpler structure and lower cost.

Preferably, a limiting plate 17 used for limiting the insertion end position of the rod body is arranged in the end frame 16, a middle hole for the reflection type infrared sensor 8 to transmit and receive infrared light is formed in the limiting plate 17, and the limiting plate 17 simultaneously prevents the inserted rod body from damaging the reflection type infrared sensor 8.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.