WO2023000451A1

WO2023000451A1 - Internet of things centralized control system for drying equipment blow heaters

Info

Publication number: WO2023000451A1
Application number: PCT/CN2021/116685
Authority: WO
Inventors: 严祥杰; 李松; 郑先军
Original assignee: 浙江岭工电器股份有限公司
Priority date: 2021-07-19
Filing date: 2021-09-06
Publication date: 2023-01-26

Abstract

An Internet of things centralized control system for drying equipment blow heaters, comprising blow heaters, a temperature acquisition module, a display module, a first communication module, a second communication module, and a controller. Several blow heaters are connected in parallel to the controller in a drying equipment; the temperature acquisition module is mounted in the drying equipment to correspondingly acquire the temperature of each blow heater and simultaneously acquire the temperature in the drying equipment; the temperature acquisition module is connected to the controller by means of the first communication module; the display module is connected to the controller by means of the second communication module; the controller is used for adjusting opening or closing of each blow heater in the drying equipment by means of feedback of the temperature acquisition module. By means of combination of the controller and the temperature acquisition module, networking control to several blow heaters is achieved, and remote adjustment and control can be achieved for the number of blow heaters opened and the time of opening; in addition, the use of the blow heater as a drying device allows the temperature in the drying equipment to get uniform quickly, thereby improving energy efficiency and the drying effect and increasing the drying speed.

Description

An IoT centralized control system for heaters in drying rooms

technical field

The utility model relates to the field of agricultural machinery, in particular to an Internet of Things centralized control system for a heater in a drying room.

Background technique

The production of dry agricultural and sideline products is inseparable from the drying process. Since agricultural and sideline products contain a lot of water, the drying process of agricultural and sideline products will last for a long time, and there are strict requirements on the temperature when drying agricultural and sideline products.

The traditional drying of agricultural and sideline products is to use the combustion furnace to heat, and the screen plate is placed above the combustion furnace, so that the hot air is sent out to dry the agricultural and sideline products. If it is not controlled, it is easy to scorch the agricultural and sideline products, reducing the added value of the agricultural and sideline products; causing economic losses.

Utility model content

The purpose of this utility model is to provide a centralized control system for drying room heaters in a drying room Internet of Things, which can solve one or more of the above technical problems.

In order to achieve the above object, the technical scheme proposed by the utility model is as follows:

An Internet of Things centralized control system for a heater in a drying room, comprising a heater, a temperature acquisition module, a display module, a first communication module, a second communication module, and a controller.

Several heaters are connected in parallel to the controller in the drying room;

The temperature collection module is installed in the drying room to collect the temperature of each heater and simultaneously collect the temperature in the drying room; the temperature collection module is connected to the controller through the first communication module;

The display module is connected to the controller through a second communication module;

The controller is used to adjust the opening or closing of each heater in the drying room through feedback from the temperature acquisition module.

Preferably: the controller is a PLC controller.

Preferably: the first communication module is an RS23 chip or an RS485 chip.

Preferably: the second communication module is a 4G network module.

Preferably: there are at least two heaters.

Preferably: the temperature acquisition module is a temperature sensor.

Preferably: the display module is an integrated embedded 4G network card touch screen.

Preferably: a main power switch is also included, the main power switch is connected in series with the heater circuit connected in parallel, and the main power switch is connected to the controller.

Preferably: each heater is correspondingly equipped with a relay switch.

The technical effect of the utility model is:

In the utility model, through the mutual combination of the controller and the temperature acquisition module, the network control of several heaters is realized, and the opening, number and opening time of the heaters can be remotely controlled; in addition, the utility model adopts the heater as a dryer Drying equipment can quickly balance the temperature in the drying room, reduce energy efficiency and improve drying effect and speed.

Description of drawings

The accompanying drawings constituting a part of this application are used to provide a further understanding of the utility model, and the schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute improper limitations to the utility model.

In the attached picture:

Fig. 1 is the overall structural representation of the utility model.

detailed description

The utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments, wherein the schematic embodiments and descriptions are only used to explain the utility model, but not as an improper limitation to the utility model.

It should be noted that, in the case of no conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The utility model will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It should be noted that the terminology used here is only for describing specific implementations, and is not intended to limit the exemplary implementations according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural, and it should also be understood that when the terms "comprising" and/or "comprising" are used in this specification, they mean There are features, steps, operations, means, components and/or combinations thereof.

It should be noted that the terms "first" and "second" in the description and claims of the present application and the above drawings are used to distinguish similar objects, but not necessarily used to describe a specific sequence or sequence. It is to be understood that the data so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein, for example, can be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprising" and "having", as well as any variations thereof, are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a sequence of steps or elements is not necessarily limited to the expressly listed instead, may include other steps or elements not explicitly listed or inherent to the process, method, product or apparatus.

For the convenience of description, spatially relative terms may be used here, such as "on ...", "over ...", "on the surface of ...", "above", etc., to describe the The spatial positional relationship between one device or feature shown and other devices or features. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, devices described as "above" or "above" other devices or configurations would then be oriented "beneath" or "above" the other devices or configurations. under other devices or configurations”. Thus, the exemplary term "above" can encompass both an orientation of "above" and "beneath". The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptions used herein interpreted accordingly.

As shown in Figure 1, an Internet of Things centralized control system for a drying room heater in a drying room includes a heater, a temperature acquisition module, a display module, a first communication module, a second communication module, and a controller. Several heaters are connected in parallel to the controller in the drying room; the controller is a PLC controller. Here, the installation position of the heater in the drying room is not limited, and it is adjusted according to the actual area and structure of the drying room.

The temperature collection module is installed in the drying room to collect the temperature of each heater and the temperature in the drying room at the same time; the temperature collection module is connected to the controller through the first communication module; the second A communication module is an RS23 chip or an RS485 chip. Here, the temperature acquisition module is a temperature sensor. The number is variable, and the temperature collected by each temperature sensor will be displayed on the display module; so as to adjust the heater.

The display module is connected to the controller through a second communication module; the second communication module is a 4G network module. The display module is an integrated embedded 4G network card touch screen. The temperature of the drying room can be adjusted remotely.

Preferably: a main power switch is also included, the main power switch is connected in series with the heater circuit connected in parallel, and the main power switch is connected to the controller. While controlling each heater, the controller also controls the power on or off of all heaters.

In some embodiments, preferably: each of the heaters is correspondingly equipped with a relay switch. In this way, the opening time of the heater can be set directly through the relay control switch, and then the heater is automatically turned off.

This control system realizes the online monitoring of the ambient temperature in the drying room. For example, in the process of setting the target temperature to 70 degrees (can be set) and setting the holding time to 30 minutes (can be set), the actual holding time can be monitored to reach the set holding time. cycle. By sensing the change of temperature, one or more heaters are run to supplement the warmth, so as to save energy and reduce the failure rate of equipment, and at the same time achieve the effect of online monitoring; the 7-inch touch screen online display is more intuitive and accurate. Through monitoring, timely and effective adjustments can be made to the temperature, reducing the situation of high cost and low benefit.

The 4G network networking method is flexible, and the agricultural Internet of Things can change the traditional operation mode, effectively report the monitoring data to the cloud center, realize remote VNC function, remote monitoring, and penetration through mobile phones or computers, and realize remote operation and maintenance of equipment, achieving The purpose of efficiently and stably controlling the operation of the entire drying room equipment.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the present utility model can have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present utility model shall be included in the protection scope of the present utility model.

Claims

An Internet of Things centralized control system for a drying room heater in a drying room, characterized in that it includes a heater, a temperature acquisition module, a display module, a first communication module, a second communication module, and a controller;

Several heaters are connected in parallel to the controller in the drying room;

The temperature collection module is installed in the drying room to collect the temperature of each heater and simultaneously collect the temperature in the drying room; the temperature collection module is connected to the controller through the first communication module;

The display module is connected to the controller through a second communication module;

The controller is used to adjust the opening or closing of each heater in the drying room through feedback from the temperature acquisition module.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein the controller is a PLC controller.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein the first communication module is an RS23 chip or an RS485 chip.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein the second communication module is a 4G network module.
The internet of things centralized control system for heaters in drying rooms according to claim 1, wherein the number of said heaters is at least two.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein the temperature acquisition module is a temperature sensor.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein the display module is an integrated embedded 4G network card touch screen.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1 is characterized in that: it also includes a main power switch, the main power switch is connected in series to the heater line connected in parallel, and the main power switch is connected to into the controller.
The Internet of Things centralized control system for heaters in drying rooms according to claim 1, wherein each heater is correspondingly equipped with a relay switch.