Unattended loading system

Abstract

The utility model discloses an unattended truck loading system, which comprises a guide module, a control module and a loading module, the detection module comprises a first detection device installed in front of the parking area, a second detection device arranged on the left side of the parking area, a third detection device arranged on the right side of the parking area and a fourth detection device arranged on the side edge of the parking area; and the metering module is used for weighing the materials on the vehicle. According to the technical scheme, unattended operation of the whole process is achieved, personnel participation is reduced, personnel cost is saved, and charging efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of loading bulk materials, in particular to an unattended loading system. Background Art

[0002] The application scenarios of bulk material loading mainly include coal, sand and gravel aggregates, clinker, grain, etc. Most of the existing loading operations adopt three methods, namely manual on-site operation, remote centralized operation, and automatic quantitative loading. No matter which of the above methods is adopted, manual participation in some links is required, especially after the vehicle enters the parking area. Therefore, there is a large randomness in loading and low loading efficiency. Utility Model Content

[0003] The main purpose of the utility model is to provide an unattended loading system, aiming at improving the loading efficiency.

[0004] To achieve the above purpose, the unattended loading system proposed by the utility model comprises:

[0005] A guidance module, configured to guide the vehicle to drive and park;

[0006] a detection module, comprising a first detection device installed in front of the parking area, a second detection device arranged on the left side of the parking area, a third detection device arranged on the right side of the parking area, and a fourth detection device arranged on the side of the parking area; and

[0007] Metering module, used to weigh materials on the vehicle.

[0008] Optionally, the unattended loading system further comprises a control terminal, which is communicatively connected with the guiding module, the detecting module and the metering module respectively.

[0009] Optionally, the unattended loading system further comprises a material level detection device, which is communicatively connected to the control terminal and is disposed in a compartment of the vehicle to detect a loading height in the compartment.

[0010] Optionally, the unmanned loading system further comprises a position detection device disposed on the unloading chute, the position detection device being communicatively connected to the control terminal, and the position detection device comprising a distance sensor, an upper position switch and a lower position switch.

[0011] Optionally, the guidance module includes a vehicle number recognition device, and the vehicle number recognition device is arranged at the entrance side of the parking area.

[0012] Optionally, the guidance module further includes a first signal light and a second signal light, wherein the first signal light is arranged at an entrance side of the parking area, and the second signal light is arranged at an exit side of the parking area.

[0013] Optionally, the guidance module further includes a display device and a voice prompt device, wherein the display device is arranged at the exit side of the parking area, and the voice prompt device is arranged at one side of the parking area.

[0014] Optionally, the guiding module further includes a monitoring device, which is disposed above the parking area and is communicatively connected with the control terminal.

[0015] Optionally, the unattended loading system further includes a host computer, which is communicatively connected to the control terminal.

[0016] In the technical solution of the utility model, the unattended loading system includes a guiding module and a detecting module. The guiding module is arranged around the parking area to guide the driving and parking of the vehicle, so that the vehicle can enter the parking area from outside the parking area and stop in the parking area for loading, and then guide the driver to drive out of the parking area after the loading is completed, so as to guide the driver's parking position, driving position and moving distance throughout the whole process without human intervention, with high accuracy and higher efficiency. The detecting module includes a first detecting device, a second detecting device, a third detecting device and a fourth detecting device, wherein the first detecting device is installed in front of the parking area to detect the distance between the first detecting device and the rear of the vehicle, and calculate the moving distance of the vehicle and the parking position of the vehicle; the second detecting device is installed on the left side of the parking area and needs to be displaced along the length direction of the vehicle to detect the distance between the second detecting device and the left side of the vehicle; the third detecting device The measuring device is arranged on the right side of the parking area, and is used to detect the distance between the third detecting device and the right side of the vehicle. By measuring the distance between the left and right sides of the vehicle, it is possible to calculate whether the parking position of the vehicle is offset, and according to the value of the measured distance, the driver is guided to adjust the parking position through the guidance module. The fourth detecting device is arranged above the side of the parking area, and can measure the height of the car body. By measuring the height data of the car body, it is convenient for the system to set the loading height. In addition, the unattended loading system also includes a metering module, which is installed above the parking area or below the parking area to weigh the bulk material in the vehicle to realize the loading vehicle control. When the loading is completed, the vehicle drives out. Through the cooperation of the guidance module, the detection module and the metering module, the vehicle position is identified in real time, the loading amount is automatically identified, and the vehicle is guided out of the parking area after the discharge is completed, realizing unattended operation of the entire process, reducing personnel participation, saving personnel costs, and improving loading efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0018] Figure 1 This is a schematic diagram of the structure of the unattended loading system of the utility model;

[0019] Figure 2 It is a schematic diagram of the system architecture of the unattended loading system of the utility model.

[0020] Description of Figure Numbers:

[0021]

[0022] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the various components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0025] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or a scheme that satisfies both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0027] The application scenarios of bulk material loading mainly include coal, sand and gravel aggregates, clinker, grain, etc. Most of the existing loading operations adopt three methods, namely manual on-site operation, remote centralized operation, and automatic quantitative loading. No matter which of the above methods is adopted, manual participation in some links is required, especially after the vehicle enters the parking area. Therefore, there is a large randomness in loading and low loading efficiency.

[0028] In order to solve the above technical problems, the utility model provides an unattended loading system. Through the cooperation of the guidance module 100, the detection module 200 and the metering module 300, the vehicle position is identified in real time, the loading amount is automatically identified, and the vehicle is guided out of the parking area after the discharge is completed, thereby realizing unattended operation of the entire process, reducing personnel participation, saving personnel costs, and improving loading efficiency.

[0029] In an embodiment of the utility model, the unattended loading system comprises:

[0030] The guidance module 100 is configured to guide the vehicle to drive and park;

[0031] The detection module 200 includes a first detection device 210 installed in front of the parking area, a second detection device 220 arranged on the left side of the parking area, a third detection device 230 arranged on the right side of the parking area, and a fourth detection device 240 arranged on the side of the parking area; and

[0032] The metering module 300 is used to weigh the materials on the vehicle.

[0033] In the technical solution of the utility model, the unattended loading system includes a guiding module 100 and a detecting module 200. The guiding module 100 is arranged around the parking area to guide the driving and parking of the vehicle, so that the vehicle can enter the parking area from outside the parking area and stop in the parking area for loading, and then guide the driver to drive out of the parking area after the loading is completed, so as to guide the driver's parking position, driving position and moving distance throughout the whole process without human intervention, with high accuracy and higher efficiency. The detecting module 200 includes a first detecting device 210, a second detecting device 220, a third detecting device 230 and a fourth detecting device 240, wherein the first detecting device 210 is installed in front of the parking area to detect the distance between the first detecting device 210 and the rear of the vehicle, and calculate the moving distance and the parking position of the vehicle. The second detecting device 220 is installed on the left side of the parking area and needs to be displaced along the length direction of the vehicle to detect the distance between the second detecting device 220 and the left side of the vehicle. The detection device 230 is arranged on the right side of the parking area to detect the distance between the third detection device 230 and the right side of the vehicle. By measuring the distance between the left and right sides of the vehicle, it is possible to calculate whether the parking position of the vehicle is offset, and according to the value of the measured distance, the driver is guided to adjust the parking position through the guidance module 100. The fourth detection device 240 is arranged above the side of the parking area to measure the height of the carriage. By measuring the height data of the carriage, it is convenient for the system to set the loading height. In addition, the unmanned loading system also includes a metering module 300. The metering module 300 is installed above the parking area or below the parking area to weigh the bulk material in the vehicle to realize the loading vehicle control. When the loading is completed, the vehicle is driven out. Through the cooperation of the guidance module 100, the detection module 200 and the metering module 300, the vehicle position is identified in real time, the loading amount is automatically identified, and the vehicle is guided out of the parking area after the discharge is completed, realizing the unmanned operation of the entire process, reducing personnel participation, saving personnel costs, and improving loading efficiency.

[0034] Specifically, a discharge gate and a discharge chute are provided below the silo, bulk materials are placed in the silo, and a parking area is provided below the discharge chute. The bulk materials leave the silo through the discharge chute and enter the vehicle compartment. The size data of the vehicle compartment is obtained through the first detection device 210, the second detection device 220, the third detection device 230 and the fourth detection device 240, and the loading amount of the compartment can be obtained. The weight of the bulk materials in the compartment is weighed through the metering module 300. When the loading is completed, the driver is guided to drive the vehicle out of the parking area. Among them, the first detection device 210 The second detection device 220 and the third detection device 230 can use sensors to detect distance, and the fourth detection device 240 can use a reflected light grating; in addition, the metering module 300 can be a truck scale, a belt scale, a screw feeder or a rotor scale. The truck scale is installed above the parking area to measure the net weight of the vehicle and the weight after loading the bulk material, so as to calculate the bulk material weight and realize the loading weight control. The belt scale, screw feeder or rotor scale is installed below the unloading gate, which can measure the net weight of the bulk material out of the unloading gate to realize vehicle control.

[0035] Furthermore, the unattended loading system further includes a control terminal 400 , which is communicatively connected to the guiding module 100 , the detecting module 200 and the metering module 300 , respectively.

[0036] Specifically, the input end of the control terminal 400 is communicatively connected with the metering module 300 and the detection module 200, and the output end is communicatively connected with the guidance module 100. The control terminal 400 receives the data detected by the metering module 300 and the detection module 200, and converts it into an electrical signal to control the guidance module 100 to guide the driver to park the vehicle, adjust the vehicle position or drive out of the parking area, thereby realizing automatic process control and automatically uploading data. Specifically, the guidance module 100 is connected to the control terminal 400 through a signal interface, and the detection module 200 is connected to the control terminal 400 through an RS485 communication method. In addition, the control terminal 400 also provides power for the metering module 300, the detection module 200 and the guidance module 100.

[0037] Furthermore, the unattended loading system further includes a material level detection device 500, which is in communication connection with the control terminal 400, and the material level detection device 500 is arranged in the compartment of the vehicle to detect the loading height in the compartment.

[0038] Specifically, the material level detection device 500 is communicatively connected to the input end of the control terminal 400. The material level detection device 500 can be a contact detection device or a non-contact detection device. The material level detection device 500 is arranged inside the carriage to detect whether the loading height reaches the preset height of the carriage loading. The preset height is less than the carriage height. The material level detection device 500 communicates with the control terminal 400 via RS485, analog quantity, and network communication.

[0039] Furthermore, the unmanned loading system also includes a position detection device 600 arranged on the unloading chute, the position detection device 600 is communicatively connected with the control terminal 400, and the position detection device 600 includes a distance sensor 610, an upper position switch 620 and a lower position switch 630.

[0040] Specifically, a position detection device 600 is arranged on the unloading chute. Specifically, the position detection device 600 includes a distance sensor 610, an upper position switch 620 and a lower position switch 630. The distance sensor 610 is arranged on the unloading chute to detect the up and down moving distance of the unloading chute, and communicates with the control terminal 400 through RS485 or analog communication. The upper position switch 620 and the lower position switch 630 are arranged on the unloading chute to detect whether the unloading chute is lifted or lowered into place, and communicate with the control terminal 400 through switch input signals.

[0041] Optionally, the guiding module 100 includes a vehicle number recognition device 110 , and the vehicle number recognition device 110 is disposed at the entrance side of the parking area.

[0042] Specifically, the parking area has an entrance side and an exit side. The guidance module 100 includes a vehicle number recognition device 110. The vehicle number recognition device 110 is arranged on the entrance side. When the vehicle arrives at the entrance side of the parking area, the vehicle number is recognized by the vehicle number recognition device 110. The control terminal 400 compares the vehicle number, confirms that the loading type and material port number and other information are correct, and then verifies that the vehicle enters the parking area. The driver swipes the card at the card swiping module, and the control terminal obtains the vehicle information and the pre-loaded amount, and compares them with the vehicle number recognition device 110. After the comparison is successful, the material is loaded. Specifically, the vehicle number recognition device 110 communicates with the control terminal 400 through the network port.

[0043] Optionally, the guiding module 100 further includes a first signal light 120 and a second signal light 130 , wherein the first signal light 120 is disposed at an entrance side of the parking area, and the second signal light 130 is disposed at an exit side of the parking area.

[0044] Specifically, the guidance module 100 also includes a first signal light 120 and a second signal light 130. The first signal light 120 is arranged at the entrance side of the parking area. When the vehicle number recognition device 110 recognizes the vehicle number and the control terminal 400 passes the verification, the first signal light 120 displays a green light to guide the driver to enter the parking area. The second signal light 130 is arranged at the exit side of the parking area. When the vehicle completes loading in the parking area, the second signal light 130 displays a green light, indicating that the driver can leave the parking area. Specifically, the first signal light 120 and the second signal light 130 communicate with the control terminal 400 through switch output signals.

[0045] Optionally, the guidance module 100 further includes a display device 140 and a voice prompt device 150 , wherein the display device 140 is disposed at the exit side of the parking area, and the voice prompt device 150 is disposed at one side of the parking area.

[0046] Specifically, the display device 140 is arranged at the exit side of the parking area. The display device 140 can use a display screen to prompt the driver. It can display information such as the moving direction, moving distance, moving instructions, parking instructions, and please leave. The voice prompt device 150 is installed on one side of the parking area. Specifically, a player or a speaker can be used to voice prompt the driver to park, move, leave, and operate abnormally. The display device 140 and the voice prompt device 150 communicate with the control terminal 400 through the network port respectively.

[0047] Optionally, the guiding module 100 further includes a monitoring device 160 , which is disposed above the parking area and is in communication connection with the control terminal 400 .

[0048] Specifically, the monitoring device 160 is set above the parking area, which can perform video monitoring of the vehicle loading process, record the loading video in real time, and enable remote supervisors to monitor the on-site loading situation in real time. Specifically, the monitoring device 160 communicates with the control terminal 400 through the network port.

[0049] Furthermore, the unattended loading system also includes a host computer, which is communicatively connected to the control terminal 400 .

[0050] Specifically, the host computer is installed on either side of the parking area, or in a remote location. The host computer can be a device with a control screen, or a computer or other device with manual operation. The host computer has an automatic supervision interface and a manual operation interface, which can realize automatic loading process supervision and manual operation in abnormal situations.

[0051] The specific working process of the utility model is as follows: before the vehicle drives to the parking area, the vehicle number recognition device 110 performs vehicle number recognition. After successful recognition, the system performs comparison, and the verification can be passed only after confirming that the loading type, material port number and other information are correct. After passing, the first signal light 120 displays a green light, and the vehicle enters the parking area. The first detection device 210 detects the vehicle's driving position, the second detection device 220 and the third detection device 230 detect whether the vehicle is offset to the left or right. When driving to the designated position, the voice prompt device 150 and the display device 140 prompt the driver to stop, and the fourth detection device 240 detects the height of the car. After parking, the driver gets off the car and swipes the card at the card swiping module. The system obtains the vehicle information and the pre-loaded quantity, and compares them with the vehicle number recognition device 110. If the comparison is correct, After that, the metering module 300 performs tare weight measurement. After the measurement is completed, the unloading chute descends to the specified position, the unloading valve opens, and loading begins. During the loading process, the material level detection device 500 detects the material level in real time. After reaching the predetermined position, the unloading valve closes, and the voice prompt device 150 and the display device 140 prompt the driver to move the vehicle forward. After reaching the specified position, the unloading valve opens to continue loading. The above loading process is repeated in a cycle until the metering module 300 reaches the specified weight or the first detection device 210 detects that the vehicle has reached the specified position, the unloading valve closes, the unloading chute rises, the driver gets off the vehicle and swipes the card at the card swiping module, and the metering module 300 measures the gross weight. After the measurement is completed, the voice prompt device 150 and the display device 140 prompt the driver to leave the parking area, and the loading process is completed.

[0052] The above description is only an optional embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An unattended loading system, characterized in that: include: A guidance module, configured to guide the vehicle to drive and park; The detection module includes a first detection device installed in front of the parking area, a second detection device arranged on the left side of the parking area, a third detection device arranged on the right side of the parking area, and a fourth detection device arranged on the side of the parking area; as well as Metering module, used to weigh materials on the vehicle.

2. The unattended loading system according to claim 1, characterized in that: The unattended loading system further comprises a control terminal, which is respectively communicatively connected with the guiding module, the detecting module and the metering module.

3. The unattended loading system according to claim 2, characterized in that: The unattended loading system further comprises a material level detection device, which is communicatively connected to the control terminal and is arranged in the compartment of the vehicle to detect the loading height in the compartment.

4. The unattended loading system according to claim 3, characterized in that: The unmanned loading system further comprises a position detection device disposed on the unloading chute, the position detection device being communicatively connected with the control terminal, and the position detection device comprising a distance sensor, an upper position switch and a lower position switch.

5. The unattended loading system according to claim 2, characterized in that: The guiding module comprises a vehicle number recognition device, and the vehicle number recognition device is arranged at the entrance side of the parking area.

6. The unattended loading system according to claim 5, characterized in that: The guide module further includes a first signal light and a second signal light, wherein the first signal light is disposed at an entrance side of the parking area, and the second signal light is disposed at an exit side of the parking area.

7. The unattended loading system according to claim 6, characterized in that: The guidance module further includes a display device and a voice prompt device. The display device is arranged at the exit side of the parking area, and the voice prompt device is arranged at one side of the parking area.

8. The unattended loading system according to claim 7, characterized in that: The guiding module further comprises a monitoring device, which is arranged above the parking area and is in communication connection with the control terminal.

9. The unattended loading system according to any one of claims 2 to 8, characterized in that: The unattended loading system further comprises a host computer, which is communicatively connected with the control terminal.

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