CN210794766U - On-line detection conveyor control system - Google Patents

Abstract

The utility model provides a light vehicle on-line measuring conveyor's control system, including being examined vehicle and conveying platform, and arrange in transmission below the conveying platform still includes controlling means, controlling means is equipped with the sensor, the sensor senses and is examined behind the vehicle controlling means controls transmission reachs conveying platform and drive are examined the vehicle at the uniform velocity and are passed through the detection zone. The beneficial effects of the utility model are that through setting up the controlling means who includes pressure sensor and the drive arrangement who links to each other with controlling means, make the front wheel and the rear wheel of being examined the vehicle be in steady process detection zone under the at the uniform velocity promotion of roller has ensured perspective image's clarity and reliable, has satisfied safety inspection's needs.

Description

On-line detection conveyor control system

Technical Field

The utility model relates to a vehicle safety inspection technical field, in particular to light vehicle on-line measuring conveyor's control system.

Background

In order to improve the safety inspection efficiency and reduce the occurrence of events such as smuggling, terrorist attacks and the like, imaging devices are installed in a plurality of customs, ports, logistics hubs and major activity places, and the safety inspection of small vehicles is realized by forming perspective images of the detected objects by means of X rays or gamma rays under the non-contact condition. The prior device for conveying light vehicles to enter a detection area usually adopts a chain plate conveyor, all chain plates are arranged on a chain by the chain plate conveyor, the chain plates support the vehicles to move forward along with the transmission of the chain, and due to the special structure with the same imaging, a conveying mechanism is conveyed by a front section of relay and a rear section of relay, when the vehicles enter the detection area, the vibration is large, so that the imaging is unstable and the images are unclear, and meanwhile, due to the use of a photoelectric sensor, the false operation is easily caused by the external interference, so that the imaging quality is greatly influenced, and the potential safety inspection hazard is generated.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a light vehicle on-line measuring conveyor's control system, including the controlling means who avoids the pressure sensor of interference and the drive arrangement who links to each other with controlling means through the setting, make the front wheel and the rear wheel that are examined the vehicle be in steady process detection zone under the uniform velocity of roller promotes, has ensured perspective image's clarity and reliable, has satisfied safety inspection's needs.

The utility model provides a specific technical scheme as follows:

the utility model provides a light vehicle on-line measuring conveyor's control system, is including examining vehicle and conveying platform, and arrange in transmission below the conveying platform still includes controlling means, controlling means is equipped with the sensor, after the sensor senses examined the vehicle, controlling means control transmission reachs conveying platform and drive are examined the vehicle and pass through the detection zone at the uniform velocity.

Preferably, the sensor comprises a pressure sensor mounted at the head end of the transport platform, sensing the pressure on the surface of the transport platform and transmitting pressure information to the control device.

Preferably, the conveying platform is provided with a front conveying platform and a rear conveying platform which are linearly connected and provided with a detection point in the middle, the transmission device at the lower end of the front conveying platform is connected with a front driving motor, the transmission device at the lower end of the rear conveying platform is connected with a rear driving motor, and the driving motors are controlled by the control device.

Preferably, the transmission device is connected with a roll shaft, and the roll shaft and the transmission device are synchronously transmitted and synchronously rotate.

Preferably, a signal indicator lamp is further arranged, so that a pressure sensor arranged at the front end of the front conveying platform sends out a signal when sensing the rear wheel of the detected vehicle.

Preferably, the control device controls the front driving motor to drive the roller shaft to push the rear wheel of the detected vehicle to move forwards at a constant speed along the front conveying platform.

Preferably, a pressure sensor arranged at the head end of the rear conveying platform senses a pressure signal sent by the detected vehicle when the detected vehicle enters, the control device compares the pressure signal with a set value, and when the pressure signal reaches the set value, the control device controls the rear driving motor to drive the roll shaft to move forward along the rear conveying platform.

Preferably, the rear driving motor controls the advancing speed of the roller shaft, so that the roller shaft advances rapidly along the rear conveying platform, and the speed of the roller shaft is rapidly reduced to be the same as that of the front wheel of the detected vehicle after the roller shaft contacts with the front wheel.

Preferably, the front wheels and the rear wheels of the detected vehicle are respectively kept constant at a constant speed under the pushing of the roller shafts.

Preferably, the control system comprises a computer.

The beneficial effects of the utility model are that a light vehicle on-line measuring conveyor's control system, including the controlling means who avoids the pressure sensor of interference and the drive arrangement who links to each other with controlling means through the setting, make the front wheel and the rear wheel that are examined the vehicle be in steady process detection zone under the uniform velocity of roller promotes, has ensured perspective image's clarity and reliable, has satisfied the needs of safety inspection.

Drawings

FIG. 1 is a schematic view of a vehicle front-end conveying platform according to the present invention;

fig. 2 is the process schematic diagram of the utility model discloses the vehicle gets into the detection zone.

The numbering in the drawings illustrates: 1-front pressure sensor; 2-a front conveying platform; 3, a roll shaft; 4-rear wheel; 5-the vehicle to be detected; 6-front wheel; 7-a detection device; 8-ray; 9 — rear pressure sensor; 10, a chain; 11-rear drive motor; 12-a control device; 13-indicator light; 14-rear conveying platform; 15-front driving motor; 16-ramp up.

Detailed Description

Example (b):

as used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. The description which follows is a preferred embodiment of the present application, but is made for the purpose of illustrating the general principles of the application and not for the purpose of limiting the scope of the application. The protection scope of the present application shall be subject to the definitions of the appended claims.

The technical solution of the present invention is described in detail by the following embodiments:

referring to fig. 1 to 2, the present invention provides an embodiment:

the utility model provides a light vehicle on-line measuring conveyor's control system, is including being examined vehicle 5 and conveying platform, and conveying platform includes preceding conveying platform 2 and back conveying platform 14, and arranges in transmission below the conveying platform, including chain 10, still including being equipped with sensor's controlling means 12 to and detect the detection zone of being examined the vehicle.

Preferably, the front conveying platform 2 and the rear conveying platform 14 are linearly connected, an area for placing the detection device 7 is arranged in the middle, and the X-ray or gamma-ray 8 is emitted from a gap in the middle and penetrates through the vehicle 5 to be detected.

Preferably, the front pressure sensor 1 is placed under the head end of the front conveying platform 2, the rear pressure sensor 9 is placed under the head end of the rear conveying platform 14, and the tail end of the front conveying platform 2 is provided with an indicator light 13.

Preferably, transmission places respectively preceding conveying platform 2 with behind conveying platform 14 below, transmission is equipped with chain 10, be connected with roller 3 between the chain 10, preceding transmission is connected with preceding driving motor 15, back transmission is connected with back driving motor 11, preceding driving motor 15 with back driving motor 11 all connects control device 12, and control device includes the computer.

The specific working process is as follows: as shown in fig. 1 and 2, when the detected vehicle 5 is driven into the forward conveying platform 2 from the upper slope 16 and the front pressure sensor 1 senses the rear wheel 4 of the detected vehicle 5, information is transmitted to the control device 12, and the control device 12 controls the indicator lamp 13 to flash, so that the driver is reminded to stop the vehicle and the hand brake is released.

The control device 12 controls the front driving motor 15 to drive the front transmission device to transmit, the chain 10 drives the roll shaft 3 to rotate from the lower part of the front conveying platform 2 to the upper part of the front conveying platform 2, the roll shaft 3 synchronously rotates under the driving of the front driving motor 15, the roll shaft 3 pushes the detected vehicle 5 to move forwards when rotating to the rear wheel 4 of the detected vehicle 5, when the front wheel 6 of the detected vehicle 5 enters the rear conveying platform 14 through the detection area of the detection device 7, the rear pressure sensor 9 sends out a pressure signal by sensing the surface pressure of the rear conveying platform 14 and transmits the signal to the control device 12, the control device 12 compares the pressure value with a set value, when the pressure value reaches the set value, the rear driving motor 11 is controlled to drive the rear transmission device to transmit, the chain 10 drives the roll shaft 3 to rotate from the rear conveying platform 14 to the upper part of the rear conveying platform 14, the roll shafts 3 synchronously and rapidly rotate under the driving of the rear driving motor 11, when the roll shafts 3 rapidly rotate to the back of the front wheels 6 of the detected vehicle 5 and touch the front wheels 6, the rotating speed automatically decreases to be the same as the speed of the front wheels 6, namely the detected vehicle 5, the roll shafts 3 pushing the rear wheels 4 together push the detected vehicle 5 to stably pass through a detection area provided with a detection device 7 at a constant speed, and simultaneously X rays or gamma rays 8 are emitted from gaps in the middle and penetrate through the detected vehicle 5 to perform safety inspection on the vehicle, and the process of driving the detected vehicle by the roll shafts 3 is controlled by a computer.

Has the advantages that: the utility model discloses an implement the shortcoming that can obviously improve prior art and exist, through setting up the controlling means that includes pressure sensor and the drive arrangement who links to each other with controlling means, make the front wheel and the rear wheel of being examined the vehicle be in steady process detection zone under the at the uniform velocity promotion of roller, pressure sensor does not receive external interference, has ensured perspective image's clarity and reliable, has satisfied the needs of safety inspection.

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims (10)

1. The control system is characterized by further comprising a control device, wherein the control device is provided with a sensor, and after the sensor senses the detected vehicle, the control device controls the transmission device to reach the conveying platform and drive the detected vehicle to pass through a detection area at a constant speed.

2. The on-line inspection conveyor control system of claim 1 wherein said sensor comprises a pressure sensor mounted at the head end of said conveyor platform to sense the pressure on the surface of said conveyor platform and to transmit pressure information to said control.

3. The system as claimed in claim 2, wherein the conveyor platform comprises a front conveyor platform and a rear conveyor platform which are linearly connected and have a detection point in between, the transmission device at the lower end of the front conveyor platform is connected with a front driving motor, the transmission device at the lower end of the rear conveyor platform is connected with a rear driving motor, and the driving motors are controlled by the control device.

4. The on-line detection conveyor control system as claimed in claim 3, wherein the transmission device is connected with a roll shaft, and the roll shaft and the transmission device are synchronously driven and synchronously rotate.

5. The on-line detection conveyor control system according to claim 4, further comprising a signal indicator light, so that the pressure sensor provided at the front end of the front conveyor platform can send out a signal when sensing the rear wheel of the detected vehicle.

6. The system of claim 5, wherein the control device controls the front driving motor to drive the roller shaft to move forward along the front conveying platform at a constant speed to push the rear wheel of the detected vehicle.

7. The system as claimed in claim 6, wherein a pressure sensor is provided at the head end of the rear conveying platform for sensing a pressure signal generated when the vehicle is driven in, and the control device compares the pressure signal with a set value and controls the rear driving motor to drive the roller to move forward along the rear conveying platform when the set value is reached.

8. The on-line measuring conveyor control system according to claim 7, wherein the rear driving motor controls the advancing speed of the roller shaft so that the roller shaft advances rapidly along the rear conveying platform, and the speed of the roller shaft is rapidly reduced to be the same as the front wheel of the inspected vehicle when the roller shaft contacts the front wheel.

9. The on-line detection conveyor control system according to claim 8, wherein the front wheels and the rear wheels of the detected vehicle are respectively kept at constant speed under the pushing of the roller shafts.

10. The on-line inspection conveyor control system of claim 9 wherein the control system includes a computer.

Images