CN101605936A - Hot-air generates equipment and has the drier that this hot-air generates equipment - Google Patents
Hot-air generates equipment and has the drier that this hot-air generates equipment Download PDFInfo
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- CN101605936A CN101605936A CNA2008800045734A CN200880004573A CN101605936A CN 101605936 A CN101605936 A CN 101605936A CN A2008800045734 A CNA2008800045734 A CN A2008800045734A CN 200880004573 A CN200880004573 A CN 200880004573A CN 101605936 A CN101605936 A CN 101605936A
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/26—Heating arrangements, e.g. gas heating equipment
- D06F58/263—Gas heating equipment
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
- D06F34/14—Arrangements for detecting or measuring specific parameters
- D06F34/26—Condition of the drying air, e.g. air humidity or temperature
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F58/00—Domestic laundry dryers
- D06F58/20—General details of domestic laundry dryers
- D06F58/24—Condensing arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
- D06F2103/28—Air properties
- D06F2103/32—Temperature
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/16—Air properties
- D06F2105/20—Temperature
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
- D06F2105/30—Blowers
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The present invention relates to a kind of hot-air generates equipment and has the drier that this hot-air generates equipment.This hot-air generation equipment comprises temperature detecting unit and gas supply unit, this gas supply unit is controlled the flow for the treatment of supply gas according to the temperature of the hot-air that is detected by temperature detecting unit, wherein when the temperature of the hot-air that detects by temperature detecting unit during near predetermined threshold value, reduce to treat the flow of supply gas gradually, thereby can not supply hot-air continuously under the situation of opening/closing hot-air generation equipment continually.
Description
Technical field
The present invention relates to a kind of drier, more specifically, relating to a kind of hot-air generates equipment and has the drier that this hot-air generates equipment, by using thermistor to detect the temperature and the volume of air of hot-air, use linear valve to control the flow of gas to be supplied according to temperature that is detected and volume of air then, this hot-air generates equipment can supply hot-air continuously.
Background technology
Usually, clothes dryer is by being blown into by the hot-air that heater generates in the cylinder to absorb the equipment that moisture comes this object is carried out drying process from the object to be dried such as wet wash that is arranged in this cylinder.According to handling the method that humid air adopted that produces during drying objects when by absorption moisture from object, drier can be divided into discharge type drier and condensing type drier.
In the discharge type drier, the humid air of discharging from cylinder is discharged to the drier outside.Yet, because the product such as burnings such as carbon monoxide is discharged with moisture, so need blast pipe that the moisture that evaporates in the object from cylinder is discharged to the outside of drier, this blast pipe extends to the outside of house or building with should being installed as long distance particularly.
Simultaneously, in the condensing type drier, the moisture in the humid air of discharging from cylinder, and is recycled back into the air of drying in the cylinder removing moisture wherein in the heat exchange unit condensation.Yet, because because mobile can formation of dry air closes circulation, so the condensing type drier is not easy to using gases as heating source.
In tube-free dryer, can improve these shortcomings of discharge type and condensing type drier.That is to say that although tube-free dryer need have additional blast pipe, this blast pipe extends to the outside in house with being installed as long distance, tube-free dryer energy using gases is as its heating source, so it can keep cheap.
In tube-free dryer,,, be used to prevent that drier is overheated so safety device need be provided because gas is used as heating source.This safety device comprises: thermostat, it detects the temperature of the hot-air that produces by use flame heat extraneous air, and this flame produces by lighting gas, and air valve, according to the temperature of the hot-air that detects by this thermostat, control the flow for the treatment of supply gas by this air valve.This air valve is embodied as open/closed valve.
In relevant tube-free dryer, when the firing point firearm, air valve is opened, and flame is lighted.At run duration, when the temperature of thermostat reached certain threshold level, system considered to be in labile state, so air valve is closed.
Yet what take place continually is: the temperature of thermostat increases at the run duration of drier, then the air valve opening/closing.Thereby the drying efficiency of drier descends.In addition, energy consumption is owing to frequent on/off operation increases.
Summary of the invention
Technical problem
Therefore, the purpose of this invention is to provide a kind of hot-air generates equipment and has the drier that this hot-air generates equipment, by using linear valve to control the flow for the treatment of supply gas, this hot-air generates equipment and can supply hot-air continuously and reduce energy consumption.
In addition, another object of the present invention provides a kind of hot-air and generates equipment and have the drier that this hot-air generates equipment, and this hot-air generates equipment can handle the variation of useful load and the obstruction of cotton linters filter.
Technical scheme
For realizing these purposes, provide a kind of hot-air to generate equipment, this hot-air generation equipment comprises temperature detecting unit and the gas supply unit of controlling the flow for the treatment of supply gas according to the temperature of the hot-air that is detected by this temperature detecting unit, wherein, reduce to treat the flow of supply gas gradually when the temperature of the hot-air that detects by temperature detecting unit during near predetermined threshold value.
Utilize this structure, do not take place continually, therefore can supply hot-air continuously by the on/off operation of gas supply unit to the gas supply.
Temperature detecting unit can be installed in the air funnel place of an end that surrounds mixing tube, and by this mixing tube is connected to gas supply unit, the gas of being supplied mixes in mixing tube with air.Temperature detecting unit can be installed in the air funnel place, thus with the contiguous igniter that is connected to an end of mixing tube.Owing in air funnel, produces flame and supply hot-air, and the temperature of hot-air is the highest at the place, periphery of igniter, so in hot-air generation equipment, temperature detecting unit should be installed in above-mentioned position so that accurately detect the temperature of hot-air.
Temperature detecting unit can be embodied as thermistor.When temperature reaches particular value, the thermistor disconnecting circuit that forms by bimetallic.Yet thermistor utilizes the variation of resistance value to control temperature according to variation of temperature, so the accidental interruption of circuit can not take place continually.
In fact, gas supply unit can be embodied as the linear valve of adjustments of gas supply continuously, and this linear valve can be embodied as solenoid.Move the passage that is used for supply gas and the linear valve of switch can be gradually and supply gas is treated in control continuously flow by linearity, therefore even when by the temperature of temperature detecting unit detection during near threshold value, the gas supply can not stop yet, but the flow of gas reduces, thereby can prevent locking system opening/closing continually.
Hot-air generates equipment also can comprise microcomputer, and this microcomputer receives the temperature of the hot-air that is detected by temperature detecting unit, and when this temperature during near threshold value, and the flow of the gas supplied from gas supply unit is treated in control.
Simultaneously, according to one embodiment of present invention, a kind of drier is provided, this drier comprises main body, be rotatably installed in the cylinder at this main body place, be used for providing the hot-air of hot-air to generate equipment to this cylinder, be used for removing the heat exchange unit that is included in the airborne moisture of discharging from cylinder and will be along the back exhaust unit of discharging of main body to the air dispersion ground that flows out from heat exchange unit, wherein hot-air generation equipment can comprise gas supply unit, when the temperature of the hot-air that is detected by temperature detecting unit during near threshold value, this gas supply unit reduces to treat the flow of supply gas gradually.Temperature detecting unit can be installed in the air funnel place of an end that surrounds mixing tube, by this mixing tube is connected to gas supply unit, the gas of being supplied mixes in mixing tube with air, and perhaps temperature detecting unit can be installed in the connecting portion place that the hot-air feed line is linked to each other with cylinder.
In addition, according to another embodiment of the present invention, a kind of drier is provided, this drier comprises main body, be rotatably installed in the cylinder at this main body place, be used for providing the hot-air of hot-air to generate equipment to this cylinder, be used for removing the heat exchange unit that is included in the airborne moisture of discharging from cylinder and will be along the back exhaust unit of discharging of main body to the air dispersion ground that flows out from heat exchange unit, wherein hot-air generation equipment can comprise gas supply unit, when the volume of air that is detected by the volume of air detecting unit during near threshold value, this gas supply unit reduces to treat the flow of supply gas gradually.The volume of air detecting unit can be installed in the connecting portion place that the hot-air feed line is linked to each other with cylinder.
Description of drawings
Fig. 1 is the profile that shows condensing type drier according to an embodiment of the invention;
Fig. 2 is the plane of inside that shows the drier of Fig. 1;
Fig. 3 is the exhaust unit of drier of Fig. 1 and the extraction view of hot-air supply equipment;
Fig. 4 is the profile that shows the discharge type drier that has the hot-air supply equipment according to another embodiment of the present invention;
Fig. 5 shows the profile of condensing type drier according to another embodiment of the present invention;
Fig. 6 is the profile that shows the condensing type drier that has the volume of air detecting unit according to another embodiment of the present invention.
The specific embodiment
To the details of the preferred embodiments of the present invention be described now, the example of the preferred embodiment is shown in the drawings.
Fig. 1 is the profile that shows condensing type drier according to an embodiment of the invention, Fig. 2 is the plane of inside that shows the drier of Fig. 1, Fig. 3 is the exhaust unit of drier of Fig. 1 and the extraction view of hot-air supply equipment, and Fig. 4 is the profile that shows the discharge type drier that has the hot-air supply equipment according to another embodiment of the present invention.
As shown in Fig. 1 and Fig. 2, the condensing type drier comprises main body 110, is rotatably installed in the cylinder 120 at main body 110 places, provides the hot-air of hot-air to generate equipment 140 in cylinder 120, is used for removing the heat exchange unit 150 that is included in the airborne moisture of discharging from cylinder and will be along the back exhaust unit 160 of discharging to the air dispersion ground that flows out from heat exchange unit 150 of main body 110 according to an embodiment of the invention.
Be used for the door 111 that clothes is put into cylinder 120 is installed in the front sides place of main body 110.In addition, the pin 113 of support body 110 is installed in the downside place of main body 110.Main body 110 has the inner space, and this inner space is provided with the conveyer belt 131 that makes cylinder 120 rotations; Be installed in the circulation conduit 114, be used to air in the tube-free dryer that the fan 133 of the power of blowing and the motor 135 that driving force is provided for conveyer belt 131 and fan 133 are provided.
Here, motor 135 can be configured to more than one, so that be respectively conveyer belt 131 and fan 133 provides driving force.In addition, circulation conduit 114 is provided with and is used to filter velveteen, such as the fine hair in the damp-heat air that is included in outflow from cylinder 120 and the cotton linters filter (not shown) of scrap wire.
Fin 151 is embodied as a plurality of thin plates, and described thin plate piles up each other with minim gap therebetween, passes this damp-heat air so that contact to earth with the damp-heat air vertical junction.Here, thin plate is made by having good conductive metal material.
Low temperature (22 ℃) water circulates in pipe 153.In addition, pipe 223 is penetratingly formed at fin 221 places in a reciprocal manner.Pipe 153 has two lateral ends that are connected to the water pipe (not shown), and water at low temperature is by this water pipe supply and collection.The water receptacle (not shown) of the condensed water that is used to be collected in the condensation process generation and drips is arranged on the place, bottom of heat exchange unit 150.
One end of exhaust unit 160 is connected to heat exchange unit 150, and the other end is provided with towards the bonnet 163 of the rear side of main body 110 blast pipe 161 that exposes and the blast pipe 161 that covers this exposure, is used for by the side surface combustion gas.
A plurality of grooves (sleet) 163a is formed on the side surface place of bonnet 163.Groove 163a forms by passing bonnet 163 borings, and air is discharged along side direction (direction of arrow) by groove 163a.If necessary, except side surface, groove 163a also can be formed on upper surface, rear surface or lower surface place.
Be not exposed to outside blast pipe owing to there be extra passing through to be connected to bonnet 163, so drier according to the present invention is a tube-free dryer.In addition, owing to after dry run, use heat exchange unit 150 to come humid air is handled, so drier according to the present invention is the condensing type tube-free dryer.
As detailed structure, because the air that flows out from exhaust unit 160 is discharged dispersedly along side direction (direction of arrow), even be installed on the wall (W) so work as drier, the exhaust unit 160 at rear side place that is installed in drier thus is during in the face of this wall (W), air is not also over against this wall (W), so the exhaust resistance of air reduces.
Therefore, air is convenient to flow in whole drier, thereby has strengthened drying property.In addition, because drier is installed on the wall (W), the exhaust unit 160 that is installed in the rear side place of drier is thus faced this wall (W), thus can reduce installing space, thus improve utilization of space.
In addition, in the drier of the heat exchange unit that the mode of heat exchange is moved between being provided with by air and water, waste gas is controlled to have about 30 ℃ temperature.Waste gas is discharged along the side direction of drier, so waste gas is distributed to the rear side of drier equably.Therefore, carry out cooling down operation at the large tracts of land place of the rear side of drier, thereby promptly carry out whole cooling down operation for drier.
Simultaneously, as shown in Figure 3, hot-air generates equipment 140 and comprises: gas supply unit 141, and the flow of supply gas is treated in its control; Mixing tube 142, the gas of supplying from gas supply unit 141 mixes this mixing tube 142 with extraneous air; Igniter 144, it lights in mixing tube 142 gas that mixes and air so that produce flame; And air funnel 143, it is formed for producing the space of hot-air.
To generate equipment 140 to hot-air is described in detail.
Hot-air generates equipment 140 and comprises: mixing tube 142, and by the one end is connected to gas supply unit 141, the gas of discharging from gas supply unit 141 mixes in this mixing tube 142 with extraneous air; Igniter 144 is lighted the mist of discharging by the outlet of mixing tube 142 by the other end place that it is installed in mixing tube 142; And air funnel 143, be used for will being fed to hot-air feed line 145 by the hot-air that burning of gas produces by the inlet that it is arranged in the exit of mixing tube 142 and is connected to hot-air feed line 145.
Here, the nozzle 147 that is used for gas jet is installed in gas supply unit 141 places.In addition, the suction portion of mixing tube 142 is connected to nozzle 147, and the discharge portion of mixing tube 142 has the end in the suction portion that inserts air funnel 143.
Generate in the equipment 140 at the hot-air that is connected to gas supply unit 141, mixes with extraneous air and lighted from the gas of gas supply unit 141 supplies, therefore generation is hot.In addition, this heat is used to add hot-air.The hot-air that produces by heating process supplies to cylinder 120 by hot-air feed line 145.
Here, a side that wherein is mixed with gas, fuel and Air mixing pipe 142 is provided with nozzle 147, be used for and be ejected into mixing tube 142 from the gas of gas supply unit 141 supplies, and the opposite side of mixing tube 142 is provided with flame retainer (not shown), is used for controlling the discharge from the flame of mixing tube 142 generations.
Simultaneously, hot-air generates equipment 140 can be provided with the flame rod (not shown), and this flame rod is extended thus with the flame detection electric current and measured the amount of carbon monoxide (CO) by the value of flame current indirectly from the edge part of flame.
Hot-air generates equipment 140 and is provided with safety device.This safety device comprise control wait to be fed to mixing tube 142 gas flow gas supply unit 141 and at the attached temperature detecting unit 146 in air funnel 143 places, this air funnel 143 surrounds the mixing tube 142 that is connected to gas supply unit 141.
Here, preferred, the linear valve of adjustments of gas supply is used for gas supply unit 141 continuously, and is implemented as electromagnetic valve.This electromagnetic valve is operated by electromagnetic principle, and the linear motor that linearity is reciprocal is applied to this electromagnetic valve, thereby can reduce to be used for area and this passage of opening/closing of the passage of gas gradually.
Because this linear valve is embodied as electromagnetic valve, thus the aperture of control valve suitably of the current strength by being fed to electromagnetic valve, thus can prevent the unexpected opening/closing of gas supply.
In addition, temperature detecting unit 146 is installed in the air funnel 143, in fact the highest position of temperature of the hot-air that produces in air funnel 143.The outlet of mixing tube 142 and the igniter 144 that is installed in this exit are arranged in the air funnel 143.Preferably, temperature detecting unit 146 neighbor point firearms 144 are installed, because at the place, periphery of igniter 144, the temperature of hot-air is high relatively.
In addition, temperature detecting unit can be installed in the connecting portion 145a place that hot-air feed line 145 is linked to each other with cylinder 120.
Here, thermistor, the semiconductor device that is used for detected temperatures are used for temperature detecting unit 146.This thermistor has negative temperature coefficient, means that temperature is high more, and resistance value is low more.
Use has rapid variable-resistance thermistor, even when temperature owing to little thermal capacity minor variations takes place, also can measure temperature more accurately as temperature detecting unit 146.
The microcomputer (not shown) is installed in addition.By the temperature based on the hot-air that is detected by temperature detecting unit 146 control signal is transferred to gas supply unit 141, this microcomputer is used to control the flow of gas.Preferably, microcomputer is installed in the main body 110.
Simultaneously, hot-air generates equipment 140 and can be applicable to discharge type drier and condensing type drier.Fig. 4 has shown the discharge type drier that has hot-air generation equipment 240 according to of the present invention, and this drier comprises: hot-air feed line 245, and it is installed in order to hot-air is fed in the cylinder 211; Gas supply unit 241, the flow of the gas that its continuous control is to be supplied; And hot-air generation equipment 240, it is fed to conduit by lighting the gas of discharging from gas supply unit 241 with hot-air.
Here, cylinder 211 is rotatably installed in the main body 215.Driver element is installed and is used so that cylinder 211 rotations.This driver element comprises motor 216 that produces driving force and the conveyer belt 217 that makes cylinder 211 rotations by the driving force that receives motor 216 mainly by indirect type of drive operation.
Generating hot-air that equipment 240 generates by hot-air introduces in the cylinders 211 by blast pipe 212 and the moisture in being included in wet wash is discharged to the outside.Because moisture is discharged from, so blast pipe 212 need not to have the other heat exchanger that is used for collecting from hot-air moisture.
The structure of the hot-air generation equipment 240 shown in Fig. 4 is identical with Fig. 1's.That is to say that hot-air generates equipment 240 and comprises: mixing tube 242, by the one end is connected to gas supply unit 241, the gas of discharging from gas supply unit 241 mixes in this mixing tube 242 with extraneous air; Igniter 244 is lighted the mist of discharging by the outlet of mixing tube 242 by the other end place that it is installed in mixing tube 242; And air funnel 243, be used for will being fed to hot-air feed line 245 by the hot-air that burning of gas produces by the inlet that it is arranged in the exit of mixing tube 242 and is connected to hot-air feed line 245.
Here, the nozzle 247 that is used for gas jet is installed in gas supply unit 241 places.In addition, the suction portion of mixing tube 242 is connected to nozzle 247, and the discharge portion of mixing tube 242 has the end in the suction portion that inserts air funnel 243.
Generate in the equipment 240 at the hot-air that is connected to gas supply unit 241, mixes with extraneous air and lighted from the gas of gas supply unit 241 supplies, therefore generation is hot.In addition, this heat is used to add hot-air.The hot-air that produces by heating process supplies to cylinder 211 by hot-air feed line 245.
Here, in fact, the linear valve that can reduce the sectional area of gas passage and open or close gas passage is applied to gas supply unit 241, and this linear valve is embodied as electromagnetic valve by the electromagnetic principle operation.
In addition, temperature detecting unit 246 is installed in the air funnel 243, so that neighbor point firearm 244.Thermistor is used for temperature detecting unit 246.
Hereinafter, will be described having the operation that hot-air generates the drier of equipment according to an embodiment of the invention.
In hot-air generates equipment 143, mix with extraneous air and lighted from the gas of gas supply unit 141 supplies, thus the generation hot-air.This hot-air is fed in the cylinder 120 by hot-air feed line 145.The hot-air of being supplied is used for dry object to be dried, such as the clothes in the cylinder 120.
Owing to after in being fed to cylinder 120 object is carried out drying, wets so the air heating becomes.In addition, damp-heat air is discharged by circulation conduit 114.Velveteen is collected and removes by passing the cotton linters filter (not shown) that is installed on the circulation conduit 114 such as the fine hair and the scrap wire that are included in the damp-heat air of discharging from cylinder 120.In addition, the damp-heat air that does not comprise velveteen is forced to be recycled to heat exchange unit 150.
Damp-heat air passes this fin 151 by contacting to earth with fin 151 vertical junction of heat exchange unit 150, thereby this damp-heat air is condensed also thereby becomes dry air.Condensation process produce and the condensation water collection of drippage in the water receptacle (not shown).
In this process,, threshold temperature value is input to the microcomputer (not shown) in advance in order to make system safety operation.This threshold temperature value is 85+5 ℃.Using mixing air to produce in the process of hot-air by the gas of lighting hot-air and generating in the equipment 140, the temperature of the hot-air that will be detected by temperature detecting unit 146 is transferred to microcomputer.
When the temperature that is transferred to microcomputer during near 85 ± 5 ℃ threshold value, signal is transferred to gas supply unit 141 from microcomputer, thus the flow of control gas.Be embodied as in the situation of linear valve at gas supply unit 141, this linear valve moves by the signal from microcomputer transmission, so the area of gas passage reduces, thereby reduces the flow for the treatment of supply gas.
Therefore, can prevent that hot-air from generating equipment 140 opening/closing continually during the arid cycle of drier.
Prevent that at as shown in Figure 5 another hot-air from generating among the embodiment of the frequent opening/closing of equipment, temperature detecting unit 346 is installed in the connecting portion 145a place that hot-air feed line 145 is linked to each other with cylinder 120.
Volume of air in drier reduces (interrupting flowing of air such as the velveteen that is captured in the filter), air owing to clothing too many in the cylinder is not easy to flow, and in the situation that reduces owing to the obstruction that is connected to outside pipeline of the volume of air in the drier, because the temperature of the air in the introducing cylinder 120 that the temperature detecting unit 364 by Fig. 5 is measured surpasses reference range of temperature (promptly, be suitable for preventing laundry damage or the temperature of lighting), so clothing may be damaged.
For preventing the problems referred to above, hot air supplying unit 140 is regulated air valve and is controlled the gas flow of waiting to be fed to gas combustion chamber according to volume of air.That is to say that if surpass reference range of temperature owing to volume of air reduces to cause the temperature by temperature detecting unit 364 is measured, then air valve 141 is closed gradually so that reduce the gas flow of introducing in the gas combustion chamber 143.In order to carry out this, preferably air valve is embodied as electromagnetic valve, can control the injected gas amount subtly by this electromagnetic valve.
Therefore, under the situation that does not stop gas combustion continually, can reduce being fed to the heat of introducing the air in the cylinder 120, thereby can reduce the temperature of air.Therefore, can prevent the damage of clothing and the stability of enhancing drier.
In another embodiment, as shown in Figure 6, volume of air detecting unit 164 is installed in the connecting portion 145a place that hot-air feed line 145 is linked to each other with cylinder 120, thus to measure the volume of air of introducing in the cylinder 120.When air is not easy in drier to flow, thereby the volume of air in the drier is when being lower than reference value, and air valve is closed gradually so that reduce the gas flow of introducing in the gas combustion chamber gradually.
Therefore, under the situation that does not stop gas combustion continually, can reduce being fed to the heat of introducing the air in the cylinder 120, thereby can reduce the temperature of air.Therefore, can prevent the damage of clothing and the stability of enhancing drier.
Generate in equipment and the drier at hot-air according to the present invention, detect the temperature of hot-air and use linear valve to control the flow of gas to be supplied, so can supply hot-air continuously, thereby be suitable for industrial based on the temperature that is detected.
In addition, will be apparent that under the situation that does not depart from the spirit or scope of the present invention, and can make various modifications and distortion in the present invention those of skill in the art.Thereby, be contemplated that the present invention covers the interior modification and the distortion of scope of subsidiary claim of dropping on of this invention and equivalent thereof.
Claims (12)
1. a hot-air generates equipment, comprising:
Temperature detecting unit; And
Gas supply unit, this gas supply unit is controlled the flow for the treatment of supply gas according to the temperature of the hot-air that is detected by described temperature detecting unit,
Wherein, when the temperature of the described hot-air that detects by described temperature detecting unit during, treat that the described flow of supply gas reduces gradually near predetermined threshold value.
2. equipment according to claim 1, wherein, described temperature detecting unit is installed in the air funnel place of an end that surrounds mixing tube, and by described mixing tube is connected to described gas supply unit, thereby the gas of being supplied mixes in described mixing tube with air.
3. equipment according to claim 2, wherein, described temperature detecting unit is installed in described air funnel place, with adjacent with the igniter of an end that is connected to described mixing tube.
4. according to a described equipment in the claim 1 to 3, wherein, described temperature detecting unit is embodied as thermistor.
5. equipment according to claim 4, wherein, described gas supply unit is embodied as can regulate the linear valve of described gas supply continuously.
6. equipment according to claim 5, wherein, described linear valve is embodied as solenoid.
7. equipment according to claim 4, further comprise microcomputer, described microcomputer receives the temperature of the described hot-air that is detected by described temperature detecting unit, and when described temperature when the described threshold value, this microcomputer control is treated from the described flow of the gas of described gas supply unit supply.
8. drier comprises:
Main body;
Cylinder, it is rotatably installed in described main body place;
Hot-air generates equipment, and it is used for providing hot-air to described cylinder;
Heat exchange unit, it is used for removing and is contained in the airborne moisture of discharging from described cylinder; And
Exhaust unit, it will be discharged to the described air dispersion ground that flows out from described heat exchange unit along the back of described main body,
Wherein, described hot-air generation equipment comprises gas supply unit, and when the temperature of the detected described hot-air of temperature detecting unit during near threshold value, described gas supply unit reduces to treat the flow of supply gas gradually.
9. drier according to claim 8, wherein, described temperature detecting unit is installed in the air funnel place of an end that surrounds mixing tube, and by described mixing tube is connected to described gas supply unit, thereby the gas of being supplied mixes in described mixing tube with air.
10. drier according to claim 8, wherein, described temperature detecting unit is installed in the connecting portion place that the hot-air feed line is linked to each other with described cylinder.
11. a drier comprises:
Main body;
Cylinder, it is rotatably installed in described main body place;
Hot-air generates equipment, and it is used for providing hot-air to described cylinder;
Heat exchange unit, it is used for removing and is included in the described airborne moisture of discharging from described cylinder; And
Exhaust unit, it will be discharged to the described air dispersion ground that flows out from described heat exchange unit along the back of described main body,
Wherein, described hot-air generation equipment comprises gas supply unit, and when the detected volume of air of volume of air detecting unit during near threshold value, described gas supply unit reduces to treat the flow of supply gas gradually.
12. drier according to claim 11, wherein, described volume of air detecting unit is installed in the connecting portion place that the hot-air feed line is linked to each other with described cylinder.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070013387A KR20080074380A (en) | 2007-02-08 | 2007-02-08 | Hot air generating apparatus and dryer having the same |
| KR1020070013387 | 2007-02-08 | ||
| KR1020070015003 | 2007-02-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101605936A true CN101605936A (en) | 2009-12-16 |
Family
ID=39883716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008800045734A Pending CN101605936A (en) | 2007-02-08 | 2008-02-05 | Hot-air generates equipment and has the drier that this hot-air generates equipment |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR20080074380A (en) |
| CN (1) | CN101605936A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103080410A (en) * | 2010-08-19 | 2013-05-01 | Lg电子株式会社 | Laundry machine having a drying function, and method for controlling same |
| CN107883695A (en) * | 2017-12-17 | 2018-04-06 | 郴州五森服饰文化科技有限公司 | Simple weave drying unit |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101741736B1 (en) | 2015-09-14 | 2017-05-31 | 주식회사 동성이엔지 | Drier for a laundry using radiation |
| KR101741737B1 (en) | 2015-09-14 | 2017-05-31 | 주식회사 동성이엔지 | Drier for a laundry using yellow earth hot plate |
-
2007
- 2007-02-08 KR KR1020070013387A patent/KR20080074380A/en not_active Application Discontinuation
-
2008
- 2008-02-05 CN CNA2008800045734A patent/CN101605936A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103080410A (en) * | 2010-08-19 | 2013-05-01 | Lg电子株式会社 | Laundry machine having a drying function, and method for controlling same |
| CN103080410B (en) * | 2010-08-19 | 2015-10-14 | Lg电子株式会社 | There is device for clothing processing and the control method thereof of functions/drying |
| CN107883695A (en) * | 2017-12-17 | 2018-04-06 | 郴州五森服饰文化科技有限公司 | Simple weave drying unit |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20080074380A (en) | 2008-08-13 |
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Open date: 20091216 |