CN-121995069-A - Sampling method of intelligent sampling integrated machine

CN121995069ACN 121995069 ACN121995069 ACN 121995069ACN-121995069-A

Abstract

The invention relates to the technical field of automatic sampling equipment, and discloses a sampling method of an intelligent sampling integrated machine, which sequentially completes sampling through the steps of identity verification, double-loop static discharge, multi-channel safety interlocking detection, sampling bottle taking and placing, material sampling, sampling bottle returning, operation recording and the like, and integrates a controller, an identity verification module, a static discharge device, a safety interlocking device, a storage barrel with an unlocking driving mechanism and the like of the intelligent sampling integrated machine, and realizes the whole-course automatic control of sampling by matching with a limit switch; the invention solves the problems of easy loss and damage of the sampling bottle, no standardization of the process and high safety risk in the traditional manual sampling, has the advantages of controllable operation standard, comprehensive safety protection, accurate control of the sampling bottle, adaptation to an explosion-proof scene and the like, is suitable for industrial scenes such as tank car material sampling and the like, can obviously reduce consumable cost and potential safety hazard, and improves sampling efficiency and quality traceability.

Inventors

WAN WENFENG
PAN CHENFEI
CHEN BIXIN

Assignees

深圳市奥图威尔科技有限公司

Dates

Publication Date: 20260508
Application Date: 20251205

Claims (10)

1. The sampling method of the intelligent sampling integrated machine is characterized by comprising the following steps of: S1, after the tank truck is parked to a designated sampling area, an operator performs identity verification through an identity verification module of the intelligent sampling integrated machine; the intelligent sampling integrated machine comprises a controller, an identity verification module, an electrostatic discharge device, a safety interlocking device and a storage barrel, wherein an unlocking driving mechanism is arranged on the storage barrel; S2, after the identity verification is passed, an operator starts an electrostatic discharge program, and electrostatic discharge of human body and equipment is carried out through the electrostatic discharge device; S3, after the static electricity is released, the intelligent sampling integrated machine executes a preset plurality of safety chain detection procedures, and each safety condition is confirmed to be met; S4, after the safety interlocking detection is passed, controlling an unlocking driving mechanism to unlock a door cover plate used for sealing a taking and placing opening on the storage barrel through the controller, and extracting a sampling bottle body from the taking and placing opening by an operator; s5, carrying the sampling bottle body to a sampling port of the tank truck by an operator to sample materials; s6, after sampling is completed, the sampling bottle body is put back into a storage barrel, and an operator verifies the identity again through the identity verification module; and S7, after the identity verification is passed, the unlocking driving mechanism drives to close and lock the door cover plate, and the intelligent sampling integrated machine records the complete operation information of the sampling, so as to complete the sampling and bottle returning process.
2. The sampling method of the intelligent sampling integrated machine according to claim 1, wherein the identity verification modules in the step S1 and the step S6 adopt a card swiping verification mode, and an operator finishes identity information input and verification by swiping a pre-authorized identity card.
3. The sampling method of an intelligent sampling integrated machine according to claim 1, wherein in step S2, the electrostatic discharge device comprises a human body electrostatic discharge ball and an electrostatic grounding clip, so as to form a double-loop electrostatic discharge structure, and respectively discharge human body static electricity and static electricity between equipment and a tank truck.
4. The sampling method of an intelligent sampling integrated machine according to claim 3, wherein in step S3, the number of safety-interlock detection procedures is 7, including equipment grounding detection, static discharge state detection, machine door closing state detection, sampling bottle storage state detection, explosion-proof environment compliance detection, overload protection state detection and emergency stop button reset detection, and after all detection items are qualified, step S4 can be entered.
5. The sampling method of an intelligent sampling integrated machine according to claim 4, wherein the operation processes of steps S1 to S7 are all controlled by an explosion-proof operation panel of the intelligent sampling integrated machine; In the process from step S3 to step S7, if the equipment detects an abnormal condition, the emergency stop button and the overload protection device are immediately triggered, the power supply of the equipment is cut off, and an audible and visual alarm signal is sent out.
6. The sampling method of the intelligent sampling integrated machine according to any one of claims 1 to 5, wherein in the step S4, an internal cavity is provided in the storage barrel, an isolation barrel for storing sampling bottles is provided in the internal cavity, a first limit switch for monitoring whether the sampling bottles are stored is installed on the inner side wall of the internal cavity, and a monitoring end of the first limit switch penetrates through the side wall of the isolation barrel and is exposed in the isolation barrel for contact monitoring with the sampling bottles; the top of the isolation barrel penetrates through the top of the storage barrel and is exposed outside the storage barrel, an independent taking and placing opening is formed in the top of the isolation barrel, and the door cover plate is in transmission connection with the unlocking driving mechanism; In step S6, the sampling bottle is put back into the isolation barrel in the storage barrel, the isolation barrel positions and guides the sampling bottle, and after the first limit switch detects the in-place signal of the sampling bottle, the identity verification in step S7 can be performed.
7. The sampling method of the intelligent sampling integrated machine according to claim 6, wherein the unlocking driving mechanism comprises a door shaft and a driver, one end of the door shaft is connected with a door cover plate, and the other end of the door shaft vertically penetrates through the storage barrel and is exposed out of the bottom of the storage barrel; The door shaft arm is provided with a guide groove for the touch rod to penetrate through, and the guide groove extends and is arranged along the length direction of the door shaft arm.
8. The sampling method of the intelligent sampling integrated machine according to claim 7, wherein a second limit switch and a third limit switch are arranged on the bottom of the storage barrel, the second limit switch and the third limit switch are respectively positioned on two sides of the touch rod, and the second limit switch and the third limit switch are respectively electrically connected with the controller; When the driver receives an opening signal, the driver drives the touch rod to retract through the telescopic push rod, the touch rod is separated from the second limit switch until the touch rod touches the third limit switch, the second limit switch and the third limit switch respectively transmit signals to the controller, the touch rod drives the door shaft to rotate through the door shaft arm, and the door shaft drives the door cover plate to be far away from the picking and placing opening so as to open the isolation barrel.
9. The sampling method of the intelligent sampling integrated machine according to claim 8, wherein a limiting ring is arranged on the top of the storage barrel in an upward extending and protruding mode, the limiting ring is arranged in a surrounding mode along the circumferential direction of the taking and placing opening, the height of the limiting ring is higher than that of the taking and placing opening, an arc-shaped notch for the door cover plate to move is formed in one side of the limiting ring, the arc-shaped notch transversely penetrates through one side of the limiting ring, the bottom surface of the arc-shaped notch is arranged in a flush mode with the end face of the taking and placing opening, an elastically deformed sealing layer is arranged at the bottom of the door cover plate, the shape of the sealing layer is corresponding to that of the taking and placing opening, an outer sealing ring is formed by outwards extending away from the door cover plate, the outer sealing ring is arranged in a surrounding mode along the circumferential direction of the sealing layer, and the outer sealing ring is arranged in an upward bent arc shape; When the door cover plate covers the taking and placing opening, the sealing layer seals the taking and placing opening to form an inner sealing structure, and the door cover plate forms an outer sealing structure with the inner side wall of the limiting ring through the outer sealing ring.
10. The sampling method of the intelligent sampling integrated machine according to claim 6, wherein a plurality of buffer isolation strips are convexly arranged on the inner wall of the isolation barrel, the buffer isolation strips are arranged in an extending mode along the height direction of the isolation barrel, the buffer isolation strips are arranged at intervals along the circumferential direction of the isolation barrel, and the circumferential directions of the outer surfaces of the buffer isolation strips are all arc-shaped; The outer wall of the isolation barrel is provided with a side wall opening for the first limit switch to penetrate, the inner wall of the isolation barrel is provided with an elastically deformed film, the side wall opening is covered and arranged by the film, and the monitoring pressure of the monitoring end of the first limit switch is larger than the deformation force of the elastic deformation of the film.

Description

Sampling method of intelligent sampling integrated machine Technical Field The invention relates to the technical field of automatic sampling equipment, in particular to a sampling method of an intelligent sampling integrated machine. Background In the material quality detection link of the unloading operation of the tank truck, material sampling is a key pre-step for ensuring the compliance of subsequent unloading and the standard of material quality. At present, the sampling link generally depends on a traditional manual operation mode, namely an operator manually searches and takes a sampling bottle after stopping a tank truck, and then performs on-site sampling, the whole process lacks standardized and automatic equipment support, so that various obvious defects exist in practical application, such as the sampling bottle does not have a special centralized storage carrier and a management and control mechanism in the existing mode, is stored in a temporary storage area or a tool box in a scattered manner, the problems of losing, colliding, damaging and the like are easy to occur due to improper management, the use state (whether the sampling bottle is returned or not is intact) of the sampling bottle cannot be tracked in real time, and the sampling bottle which is partially recycled is idle due to losing or unknown state is caused, so that the purchasing cost and resource waste of sampling consumable materials are increased. Disclosure of Invention The invention aims to provide a sampling method of an intelligent sampling integrated machine, and aims to solve the problems that a sampling bottle is easy to lose and damage in the prior art. The invention discloses a sampling method of an intelligent sampling integrated machine, which comprises the following steps: S1, after the tank truck is parked to a designated sampling area, an operator performs identity verification through an identity verification module of the intelligent sampling integrated machine; the intelligent sampling integrated machine comprises a controller, an identity verification module, an electrostatic discharge device, a safety interlocking device and a storage barrel, wherein an unlocking driving mechanism is arranged on the storage barrel; S2, after the identity verification is passed, an operator starts an electrostatic discharge program, and electrostatic discharge of human body and equipment is carried out through the electrostatic discharge device; S3, after the static electricity is released, the intelligent sampling integrated machine executes a preset plurality of safety chain detection procedures, and each safety condition is confirmed to be met; S4, after the safety interlocking detection is passed, controlling an unlocking driving mechanism to unlock a door cover plate used for sealing a taking and placing opening on the storage barrel through the controller, and extracting a sampling bottle body from the taking and placing opening by an operator; s5, carrying the sampling bottle body to a sampling port of the tank truck by an operator to sample materials; s6, after sampling is completed, the sampling bottle body is put back into a storage barrel, and an operator verifies the identity again through the identity verification module; and S7, after the identity verification is passed, the unlocking driving mechanism drives to close and lock the door cover plate, and the intelligent sampling integrated machine records the complete operation information of the sampling, so as to complete the sampling and bottle returning process. Further, the identity verification modules in the step S1 and the step S6 adopt a card swiping verification mode, and an operator finishes identity information input and verification by swiping a pre-authorized identity card. Further, in step S2, the electrostatic discharge device includes a human body electrostatic discharge ball and an electrostatic grounding clip, so as to form a dual-loop electrostatic discharge structure, and respectively discharge human body static electricity and static electricity between the device and the tank truck. Further, in step S3, the number of the safety chain detection procedures is 7, including equipment grounding detection, static discharge state detection, machine door closing state detection, sampling bottle storage state detection, explosion-proof environment compliance detection, overload protection state detection and emergency stop button reset detection, and after all detection items are qualified, step S4 can be entered. Further, the operation processes of the steps S1 to S7 are controlled through an explosion-proof operation panel of the intelligent sampling integrated machine; In the process from step S3 to step S7, if the equipment detects an abnormal condition, the emergency stop button and the overload protection device are immediately triggered, the power supply of the equipment is cut off, and an audible and visual alarm signal is sent out. Further,