Alcohol-based fuel filling electronic scale

Abstract

The utility model provides an alcohol-based fuel filling electronic scale which is characterized in that when alcohol-based fuel is filled and the weight of a steel cylinder weighed by a weighing sensor is smaller than a preset weight threshold value, a processor sends a conduction signal to a first electromagnetic valve and a second electromagnetic valve, the first electromagnetic valve responds to the conduction signal and is switched to a conduction state, and the second electromagnetic valve responds to the conduction signal and is switched to a conduction state; the alcohol group conveying assembly fills the bottom end of the steel cylinder with alcohol group fuel through the first electromagnetic valve till the target weight is reached, and meanwhile the second electromagnetic valve responds to the conduction signal to be switched into the conduction state to recycle nitrogen at the top end of the steel cylinder. Automatic nitrogen recovery in the alcohol-based fuel filling process is achieved, and the filling efficiency and accuracy are improved. The intelligent control system can monitor the filling weight in real time and control starting and stopping of linkage equipment, and the risk of manual operation errors is reduced. And through linkage operation of the nitrogen recovery pump, the problem of errors caused by manual switching on and off of the recovery pump is avoided, and the operation safety and accuracy are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of an alcohol-based fuel filling electronic scale, in particular to an alcohol-based fuel filling electronic scale. Background Art

[0002] Alcohol-based fuel is a green energy that can replace traditional fuels and is widely used in the fields of automobiles, power generation, etc. In the production process of alcohol-based fuel, it is necessary to fill the cylinder and inject an appropriate amount of nitrogen to maintain the vacuum state of the cylinder to ensure the quality and stability of the alcohol-based fuel. However, in the traditional filling process, the recovery of nitrogen often relies on manual operation, which has problems such as inaccurate operation and high operation risk, and also limits the filling efficiency and safety. Utility Model Content

[0003] The utility model aims to provide an alcohol-based fuel filling electronic scale to overcome the shortcomings and deficiencies in the prior art.

[0004] One embodiment of the utility model provides an alcohol-based fuel filling electronic scale, comprising: a weighing signal acquisition circuit, a processor and a nitrogen recovery pump; the weighing signal acquisition circuit comprises an output end, the processor comprises an input end and an output end, and the nitrogen recovery pump comprises a driving end and a gas inlet; the output end of the weighing signal acquisition circuit is connected to the input end of the processor, and the output end of the processor is connected to the driving end of the nitrogen recovery pump; the gas inlet of the nitrogen recovery pump is connected to a steel cylinder;

[0005] The weighing signal acquisition circuit is used to weigh the weight data when the steel cylinder is filled with alcohol-based fuel. The processor obtains the weight data from the weighing signal acquisition circuit. The processor drives the nitrogen recovery pump to enter a start-up state according to the weight data. The nitrogen recovery pump in the start-up state is used to recover the nitrogen injected during the process of filling the steel cylinder with alcohol-based fuel.

[0006] Furthermore, the alcohol-based fuel delivery assembly includes a compressor, and the compressor is provided with a linkage controller. The signal receiving end of the linkage controller is connected to different filling units, and the compressor is turned off when the filling units all stop filling.

[0007] Further, the No. 1 solenoid valve is located in the filling pipeline, and both upper and lower ends of the pipeline of the No. 1 solenoid valve are provided with check valves;

[0008] The No. 2 solenoid valve is located in the recovery pipeline, and check valves are provided at both upper and lower ends of the pipeline of the No. 2 solenoid valve.

[0009] Further, the recovery tank includes an input end, the nitrogen recovery pump includes an output end, the output end of the nitrogen recovery pump is connected to the input end of the recovery tank, and the recovery tank is used to store the nitrogen recovered by the nitrogen recovery pump;

[0010] Furthermore, the processor is a high-performance processor.

[0011] Furthermore, the weighing sensor is connected to a 24-bit analog signal acquisition circuit via a one-way photoelectric isolation, and the 24-bit analog signal acquisition circuit is connected to a high-performance processor.

[0012] Furthermore, it includes a signal acquisition unit, a high-performance processor, a human-computer interaction unit, an output unit and an Internet of Things unit.

[0013] Furthermore, the high-performance processor is connected to an interactive device, and the interactive device is used to display a human-computer interaction interface and control signal input.

[0014] Furthermore, the high-performance processor is connected to a local computer.

[0015] Furthermore, the high-performance processor is connected to a cloud server, and the cloud server is connected to a mobile terminal.

[0016] Compared with the existing technology, the automatic recovery of nitrogen during the filling process of alcohol-based fuel is realized, which improves the efficiency and accuracy of filling. The intelligent control system can monitor the filling weight in real time and control the start and stop of the linkage equipment, reducing the risk of human operation errors. The linkage operation of the nitrogen recovery pump avoids the problem of manual switching of the recovery pump, and improves the safety and accuracy of operation. It has multiple safety protection measures to ensure the safety of operators and equipment.

[0017] In order to more clearly understand the present invention, the specific implementation of the present invention will be described below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A schematic diagram of a processor according to an embodiment of the present invention.

[0019] Figure 2 It is a schematic diagram of an implementation scheme of the utility model. DETAILED DESCRIPTION

[0020] 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 in 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.

[0021] See also Figure 2 , Figure 2 This is a schematic diagram of an implementation scheme of the utility model, including: an alcohol-based fuel delivery component, a No. 1 solenoid valve, a No. 2 solenoid valve, a weighing sensor, a processor and a plurality of filling units; the No. 1 solenoid valve includes an input end and an output end; the No. 2 solenoid valve includes an input end and an output end; the weighing sensor includes a weighing data output end;

[0022] The output end of the alcohol-based fuel delivery assembly is connected to the input end of the No. 1 solenoid valve, and the output end of the No. 1 solenoid valve is connected to the air inlet of the cylinder;

[0023] The gas outlet of the steel cylinder is connected to the input end of the No. 2 solenoid valve, and the output end of the No. 2 solenoid valve is connected to the recovery device;

[0024] When filling alcohol-based fuel, when the weight of the steel cylinder weighed by the weighing sensor is less than a preset weight threshold, the processor sends a conduction signal to the No. 1 solenoid valve and the No. 2 solenoid valve, and the No. 1 solenoid valve switches to an on state in response to the conduction signal. The alcohol-based delivery component fills the alcohol-based fuel to the bottom of the steel cylinder via the No. 1 solenoid valve until the target weight is reached. At the same time, the No. 2 solenoid valve switches to an on state in response to the conduction signal to recover the nitrogen at the top of the steel cylinder.

[0025] In a feasible embodiment, the alcohol-based fuel delivery assembly includes a compressor, which is connected to a linkage controller. The signal receiving end of the linkage controller is connected to different filling units. When the filling units all stop filling, the compressor is turned off to save electricity used by the compressor, reduce pipeline pressure in time, and improve operational safety.

[0026] In a feasible embodiment, the No. 1 solenoid valve is located in the filling pipeline, and both upper and lower ends of the pipeline of the No. 1 solenoid valve are provided with check valves;

[0027] The No. 2 solenoid valve is located in the recovery pipeline, and check valves are provided at both upper and lower ends of the pipeline of the No. 2 solenoid valve.

[0028] In a feasible embodiment, the recovery tank includes an input end, the nitrogen recovery pump includes an output end, the output end of the nitrogen recovery pump is connected to the input end of the recovery tank, and the recovery tank is used to store nitrogen recovered by the nitrogen recovery pump.

[0029] In a feasible embodiment, the processor is a high-performance processor.

[0030] In a feasible embodiment, the weighing sensor is connected to a 24-bit analog signal acquisition circuit via a one-way photoelectric isolation, and the 24-bit analog signal acquisition circuit is connected to a high-performance processor.

[0031] See also Figure 1 In a feasible embodiment, the processor is a high-performance processor. Among them, the high-performance processor can be connected with a large-capacity data storage circuit and a precision clock circuit; the high-performance processor can be connected to a human-computer interaction device (such as an LCD screen) to realize human-computer interaction, and can also be connected to a PVC key panel (which can be used for parameter setting and operation control) through a 5x6 short-array keyboard control signal input circuit to realize human-computer interaction; the high-performance processor can be connected to a 24-bit analog signal acquisition circuit through 1-way photoelectric isolation, and the 24-bit analog signal acquisition circuit is connected to a weighing signal acquisition circuit (for detecting the weight of the alcohol-based fuel filled in the cylinder); the high-performance processor can also be connected to a local computer through a serial port to WIFI / Ethernet module, wherein the local computer can be connected to a cloud server, and the cloud server can be connected to a mobile terminal, and the high-performance processor can also be connected to a cloud server through a serial port to 4G module, and the cloud server can be connected to a mobile terminal; the high-performance processor can also be connected to a nitrogen recovery pump through a 1-way photoelectric isolation control signal output circuit to control the start and stop of the nitrogen recovery pump.

[0032] Compared with the prior art, the utility model can measure the weight data of a steel cylinder filled with alcohol-based fuel through a weighing signal acquisition circuit, and the processor drives the nitrogen recovery pump to enter a start-up state according to the weight data, so that the nitrogen recovery pump that enters the start-up state is used to recover the nitrogen injected during the process of filling the steel cylinder with the alcohol-based fuel, which can save manual operation and improve the efficiency and safety of filling the alcohol-based fuel.

[0033] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An alcohol-based fuel filling electronic scale, characterized in that: include: Alcohol-based fuel delivery assembly, No. 1 solenoid valve, No. 2 solenoid valve, weighing sensor, processor and several filling units; No. 1 solenoid valve includes an input end and an output end; No. 2 solenoid valve includes an input end and an output end; the weighing sensor includes a weighing data output end; The output end of the alcohol-based fuel delivery assembly is connected to the input end of the No. 1 solenoid valve, and the output end of the No. 1 solenoid valve is connected to the air inlet of the cylinder; The gas outlet of the steel cylinder is connected to the input end of the No. 2 solenoid valve, and the output end of the No. 2 solenoid valve is connected to the recovery device; When filling alcohol-based fuel, when the weight of the steel cylinder weighed by the weighing sensor is less than a preset weight threshold, the processor sends a conduction signal to the No. 1 solenoid valve and the No. 2 solenoid valve, and the No. 1 solenoid valve switches to an on state in response to the conduction signal. The alcohol-based delivery component fills the alcohol-based fuel to the bottom of the steel cylinder via the No. 1 solenoid valve until the target weight is reached. At the same time, the No. 2 solenoid valve switches to an on state in response to the conduction signal to recover the nitrogen at the top of the steel cylinder.

2. The alcohol-based fuel filling electronic scale according to claim 1, characterized in that: The alcohol-based fuel delivery assembly comprises a compressor, which is provided with a linkage controller. The signal receiving end of the linkage controller is connected to different filling units, and the compressor is turned off when the filling units all stop filling.

3. The alcohol-based fuel filling electronic scale according to claim 2, characterized in that: The No. 1 solenoid valve is located in the filling pipeline, and both upper and lower ends of the pipeline of the No. 1 solenoid valve are provided with check valves; The No. 2 solenoid valve is located in the recovery pipeline, and check valves are provided at both upper and lower ends of the pipeline of the No. 2 solenoid valve.

4. The alcohol-based fuel filling electronic scale according to claim 3, characterized in that: The recovery tank includes an input end, and the nitrogen recovery pump includes an output end. The output end of the nitrogen recovery pump is connected to the input end of the recovery tank. The recovery tank is used to store nitrogen recovered by the nitrogen recovery pump.

5. The alcohol-based fuel filling electronic scale according to claim 4, characterized in that: The processor is a high-performance processor.

6. The alcohol-based fuel filling electronic scale according to claim 4, characterized in that: The weighing sensor is connected to a 24-bit analog signal acquisition circuit via a one-way photoelectric isolation, and the 24-bit analog signal acquisition circuit is connected to a high-performance processor.

7. The alcohol-based fuel filling electronic scale according to claim 5, characterized in that: The high-performance processor is connected to an interactive device, and the interactive device is used to display a human-computer interaction interface and control signal input.

8. The alcohol-based fuel filling electronic scale according to claim 6, characterized in that: The high performance processor is connected to a local computer.

9. The alcohol-based fuel filling electronic scale according to claim 8, characterized in that: The high-performance processor is connected to a cloud server, and the cloud server is connected to a mobile terminal.

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