CN201598494U - Intelligent clothes drying process fuzzy control device based on weighing method - Google Patents

Abstract

The utility model relates to an intelligent clothes drying process fuzzy control device based on a weighing method, which comprises a support mounted on the inner wall of a clothes drying machine case body. A clothes rack hanging rod or a clothes cylinder shaft is arranged on the support; a weighing sensor is arranged in the support; a hole is formed in the center of the weighing sensor; the clothes rack hanging rod or the clothes cylinder shaft is mounted in the hole of the weighing sensor; the weighing sensor is connected with a weighing measurement device; the weighing measurement device comprises a microcontroller; the microcontroller is connected with a weight measurement module, an operation and monitoring module, an output module and an input module; a weight control module comprises a weighing sensor, an amplifier filter and an AD converter; the operation and monitoring module comprises a temperature sensor, a cylinder door closing detector and a hot pump overcurrent detector; the output module adopts a liquid crystal display and has the function of controlling a fan and an electric heater or a refrigerating compressor; and the input module adopts a key. The intelligent clothes drying process fuzzy control device has the advantages of simple structure, energy conversation, environment protection, safety and reliability, convenient use and maintenance.

Description

Drying process Intelligent Fuzzy Control device based on weight method

Technical field:

The utility model relates to a kind of drying control appliance, particularly a kind of drying process Intelligent Fuzzy Control device based on weight method.

Background technology:

At present, dryer is to be the supporting electric product of washing machine, China's washing machine becomes basically universal in the city, 1.9 hundred million of recoverable amounts, 15,000,000 of annual annual productions, but the dryer market sales volume is more much lower than American-European countries, and all be the product of electric energy mode of heating, drying efficient is low, on the one hand, the drying Energy Efficiency Ratio is low, is lower than national standard A level≤0.59kWh/kg standard always; The commodity dryer has only the control of run timing control and exhaust steam moisture on the other hand, lacks suitable drying automatic control system, can not reliable detection clothes drying effect, use inconvenience, and aggravated power consumption.Adopt heat pump techniques exploitation dryer can reach the purpose that lowers power consumption, but also do not see the commercialization heat pump clothes-drying machine product of success at present, research and development are the active demands in market based on the dryer control device of weighing measurement and the energy-saving heat pump formula dryer of this device of employing.

Summary of the invention:

The purpose of this utility model is in order to overcome above deficiency, and a kind of simple in structure, energy-conserving and environment-protective, the drying process Intelligent Fuzzy Control device based on weight method safe and reliable, easy to use are provided.

The purpose of this utility model is achieved through the following technical solutions: a kind of drying process Intelligent Fuzzy Control device based on weight method, comprise the bearing that is provided with on the inwall that is installed on the dryer casing, bearing is provided with clothes hanger peg or clothing bucket axle, be provided with LOAD CELLS in the bearing, the center of LOAD CELLS is provided with the hole, clothes hanger peg or clothing bucket axle are installed in the hole of described LOAD CELLS, and LOAD CELLS is connected with the weighing measurement device.

Further improvement of the utility model is: the weighing measurement device comprises microcontroller, be connected with the weight measurement module on the microcontroller, the operational monitoring module, output module, input module, intelligent fuzzy handling procedure to the weighing measurement signal is installed on the microcontroller, can get rid of the influence of interfering signal to weighing of weighing process, the weight measurement module of weighing comprises LOAD CELLS, amplifilter and AD converter, the operational monitoring module comprises temperature sensor, hatch door is closed detector and heat pump over-current detector, output module is liquid crystal display and comprises fan, the control function of electric heater or refrigeration compressor, input module are button.

The utility model compared with prior art has the following advantages:

(1) long service life:

General 1.5 years of the humidity sensor life-span (shelf life), and performance will be degenerated with use; The short of long-time carrying row that surpasses of LOAD CELLS generally need not to change.

(2) easy to maintenance:

Humidity sensor needs annual calibration, increases cost, safeguards loaded down with trivial details; Adopt weight method, need not annual calibration, safeguard more convenient.

(3) economy:

Humidity sensor costs an arm and a leg; LOAD CELLS uses wide, low price.

(4) reliable:

Humidity sensor precision temperature influence can produce drift; LOAD CELLS is not subjected to Temperature Influence, and the life-span is long, does not need to safeguard.

Description of drawings:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of A-A among Fig. 1;

Fig. 3 is the structural representation of weighing measurement device;

Number in the figure: 1-inwall, 2-bearing, 3-clothes hanger peg, 4-LOAD CELLS, 5-weighing measurement device, 6-microcontroller, 7-weight measurement module, 8-operational monitoring module, 9-output module, 10-input module, 11-operation control indicating module, 12-amplifilter, 13-AD converter, 14-temperature sensor, 15-hatch door detector, 16-heat pump over-current detector, 17-compressor, 18-fan, 19-positioning indicator.

The specific embodiment:

In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used to explain the utility model, does not constitute the qualification to the utility model protection domain.

Show a kind of embodiment of the utility model as Fig. 1 and Fig. 2 based on the drying process Intelligent Fuzzy Control device of weight method, comprise the bearing 2 that is provided with on the inwall 1 that is installed on the dryer casing, bearing 2 is provided with clothes hanger peg or clothing bucket axle 3, be provided with LOAD CELLS 4 in the bearing 2, the center of LOAD CELLS 4 is provided with the hole, clothes hanger peg or clothing bucket axle 3 are installed in the hole of LOAD CELLS 4, and LOAD CELLS 4 is connected with weighing measurement device 5; Adopt the micro computer fuzzy control technology of weighing in the drying process, the weighing results that changes is carried out signal handle, obtain actual dress material weight and drying curve.

The dryer duty that has this device detects and shows, the drying time prediction, clothes-drying mode, functions such as input of indexs such as drying degree of drying and selection input, as shown in Figure 3, intelligent fuzzy weighing device system is weighing measurement measuring and controlling 5, comprising microcontroller 6, be connected with weight measurement module 7 on the microcontroller 6, operational monitoring module 8, output module 9, input module 10 and operation control indicating module 11, intelligent fuzzy handling procedure to the weighing measurement signal is installed on the microcontroller, can get rid of the influence of interfering signal to weighing of weighing process, weight measurement module 7 comprises LOAD CELLS 4, amplifilter 12 and AD converter 13, the LOAD CELLS 4 that is installed in the clothes hanger end is with the signal of telecommunication process amplification filtering circuit 12 and the A/D convertor circuit 13 that detect, offer microcontroller 6, monitor the changes in weight of clothes in the dry run in real time, according to actual measurement weight-loss curve and FUZZY ALGORITHMS FOR CONTROL, accurately obtain the cloth drying degree, finish control: if not oven dry of clothes to dry run, fan 18 so, electric heater or refrigeration compressor 17 just continue operation, if after the drying effect hit the target, fan 18 and electric heater or refrigeration compressor 17 are just out of service so, and send light signal and voice signal.

Operational monitoring module 8 comprises temperature sensor 14, hatch door detector 15 and heat pump over-current detector 16.Temperature sensor can be passed to microcontroller 6 with the temperature signal that measures, and demonstrates temperature in the dryer by output module 9, and whether the hatch door that hatch door detector 15 can detect dryer shuts, and shows by output module 9 and status displays 19.Output module 9 can be liquid crystal display or display, and microprocessor output module 11 comprises the control function to fan, electric heater or refrigeration compressor.Input module 10 is a button, and button comprises input dress material kind, clothes-drying mode, parameters such as drying requirement, running status device indicating module 19 comprises fan 18, electric heater/refrigeration compressor 17 and running status indicator 19, running status indicator 19 specifically is meant light and audible indicator.Adopt the weight detecting technology to monitor the weight of dryer dress material in real time; and testing result is blured algorithm software by computer handle; obtain the drying curve of actual dress material; smooth or reach when specifying the drying requirement when curve, shut down, and notify the user by the state indication; avoid dryer long or not enough running time; realize drying overall process control and optimal control automatically, be user-friendly to, reach the purpose of saving electric energy.

The utility model adopts earlier and then reliable weighing measurement technology, add intelligent fuzzy algorithmic approach, existing employing humidity sensor technology on the contrast market, the similar controller of clothes drier of capacitive sensing techniques, have: control is in time reliable, anti-interference is good, life-span is long, and maintainability is good, can import the dress material type, and according to the clothes drying process weight changing curve, the automatic Prediction drying time, Measurement accuracy drying effect, and automatically prompting user, automatically the advantage that electric flux consumes is lowered in control dryer start-stop operation. Existing electrothermal dryer can be used for, the energy-saving heat pump dryer of following exploitation can be used for again.

Claims (2)

1. drying process Intelligent Fuzzy Control device based on weight method, comprise the last bearing (2) that is provided with of the inwall (1) that is installed on the dryer casing, bearing (2) is provided with clothes hanger peg or clothing bucket axle (3), it is characterized in that: be provided with LOAD CELLS (4) in the described bearing (2), the center of described LOAD CELLS (4) is provided with the hole, described clothes hanger peg or clothing bucket axle (3) are installed in the hole of described LOAD CELLS (4), and described LOAD CELLS (4) is connected with weighing measurement device (5).

2. according to the described drying process Intelligent Fuzzy Control device of claim 1 based on weight method, it is characterized in that: described weighing measurement device (5) comprises microcontroller (6), be connected with weight measurement module (7) on the described microcontroller (6), operational monitoring module (8), output module (9), input module (10), described weight measurement module (7) comprises LOAD CELLS (4), amplifilter (12) and AD converter (13), described operational monitoring module (8) comprises temperature sensor (14), hatch door is closed detector (15) and heat pump over-current detector (16), described output module (9) is liquid crystal display and comprises fan, the control function of electric heater or refrigeration compressor, described input module (10) is a button.

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