CN201495431U - Heat energy recovery closed type dryer - Google Patents
Heat energy recovery closed type dryer Download PDFInfo
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- CN201495431U CN201495431U CN2009202078679U CN200920207867U CN201495431U CN 201495431 U CN201495431 U CN 201495431U CN 2009202078679 U CN2009202078679 U CN 2009202078679U CN 200920207867 U CN200920207867 U CN 200920207867U CN 201495431 U CN201495431 U CN 201495431U
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- heat exchange
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- drying chamber
- radiating tube
- energy recovery
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Abstract
The utility model provides a heat energy recovery closed type dryer, relating to a clothes dryer and comprising a fan, a heater, a drying chamber, a drying chamber exhaust channel, a motor and a heat recovery system, wherein the fan, the heater, the drying chamber, the drying chamber exhaust channel and the motor are arranged in a shell; the heat recovery system comprises an airflow channel supplied for an airflow to flow through and a heat exchange mechanism; the airflow channel is enclosed by the shell, the lower part of the shell is communicated with the external, the upper part of the shell is sealed, and an air inlet of the fan is arranged at the upper part of the shell; the heat exchange mechanism is provided with an air inlet of the heat exchange mechanism and an air outlet of the heat exchange mechanism, the drying chamber exhaust channel is communicated with the air inlet of the heat exchange mechanism, and the air outlet of the heat exchange mechanism is communicated with the external; and a radiating pipe provided with cooling fins is arranged between the air inlet of the heat exchange mechanism and the air outlet of the heat exchange mechanism. For adopting a heat energy recovery technology, the utility model has the advantages of little energy consumption, fast drying speed and small occupied space. Components which are exposed outsides are reduced through reasonable arrangement, and therefore, the utility model is convenient to transport and place.
Description
Technical field
The utility model relates to a kind of drying plant, relates in particular to a kind of industrial drying machine.
Background technology
Industrial drying machine has little, the fireballing characteristics of drying that take up room.Be widely used in places such as laundromat, foreign-going ship, for people's life brings great convenience.
Existing dryer mainly contains two classes.A kind of is open dryer, and a kind of is enclosed dryer.Open dryer is provided with a thermal source, by thermal source air is heated, and utilizes blower fan to impel the clothing of thermal air current through being dried again, and the hot-air that has moisture enters ambient atmosphere, and then takes away by the moisture in the drying article.Adopt the dryer of this structure, it is bigger to consume energy, and drying rate is slower.Most heat energy is discharged to extraneous hot-air and takes away.Thermal source need be to reheating from extraneous inhaled air, and programming rate is slower.Therefore also caused the slow problem of drying rate.Because need carry out the high speed air draft,, be not easy to lay again so it is bigger to take up room.
Another enclosed dryer no longer directly is discharged to the external world with hot-air, but has installed a condenser system additional.Flow through by the hot-air of drying article, take away, carried out condensation, after steam becomes water, flow to the external world through a condenser by behind the moisture in the drying article.Through condensed hot-air, still have higher temperature with respect to outside air, flow back into thermal source again and heat once more, can effectively shorten the heat time heating time of air like this, improve rate of energy.Because do not need to carry out the high speed air draft,, be convenient to lay in addition so it is less to take up room to the external world.But owing to will increase by a cover condenser system, both increased cost, brought new energy loss again.In addition importantly, still carry a large amount of steam, be unfavorable for very much improving drying rate through in the condensed hot-air.
According to foregoing as seen, existing dryer is faced with problems such as drying speed is slow, power consumption is high, bulky.Owing to structure is comparatively complicated, a lot of assemblies are exposed to the outside in addition, give and transport and lay and all brought inconvenience.
The utility model content
The purpose of this utility model is, provides a kind of energy recovery closed dryer, has adopted a kind of energy recovery technology, have power consumption less, drying rate is fast, little characteristics take up room.Reduce the assembly that is exposed to the outside by rational deployment, and then be convenient to transport and lay.
The technical problem that the utility model solved can realize by the following technical solutions:
The closed dryer of energy recovery, comprise blower fan, heater, drying chamber, the drying chamber exhaust passage that is arranged in the housing, the motor that drives the drying chamber rotation, it is characterized in that, also comprise a heat recovery system, described heat recovery system comprises gas channel, a heat exchange mechanism that air feed stream circulates;
Described gas channel adopts the gas channel that is surrounded by described housing, described lower housing portion and extraneous UNICOM, and described housing top seal, the fan air inlet of described blower fan is positioned at described housing top;
Described heat exchange mechanism is provided with heat exchange mechanism air inlet and heat exchange mechanism gas outlet, and the drying chamber exhaust passage of described drying chamber is communicated with described heat exchange mechanism air inlet, and the heat exchange mechanism gas outlet is in communication with the outside;
Be provided with a radiating tube that fin is housed between described heat exchange mechanism air inlet and heat exchange mechanism gas outlet.
Air heat exchange by air and drying chamber discharge in the heat radiating fin structure realization gas channel.Described radiating tube adopts the radiating tube that fin is housed can effectively improve heat exchanger effectiveness.Heat exchange mechanism is positioned at gas channel inside, can improve heat exchanger effectiveness.
After opening the closed dryer of energy recovery, blower fan and heater operation.Blower fan impels extraneous air to enter enclosure interior from the gas channel air inlet, flow into heater again and heat, produce hot-air, hot-air is to being heated by drying article in the drying chamber, make by the moisture in the drying article to become steam, and then taken out of drying chamber by air-flow.Carry the hot-air of steam, enter blast pipe behind the outflow drying chamber, and then enter the radiating tube in the heat exchange mechanism.The heat of hot-air, is tentatively heated the air that enters in the housing to gas channel by fin conductive, has constituted energy recovery.
After adopting above-mentioned technology, the hot-air in the drying chamber no longer directly is discharged in the outside air, also no longer is that directly circulation enters drying chamber.But utilize the heat that carries that the air that will enter in the drying chamber is tentatively heated.Both utilized the heat in the hot-air that drying chamber discharges, and the steam in the hot-air can not brought in the drying chamber again again.Particularly because before the ambient air stream heater via, carried out preliminary heating, had certain initial temperature, thus when flowing through heater, can bring up to needed temperature rapidly, therefore the utlity model has power consumption less, drying rate is fast, little characteristics take up room.The results showed that the existing dryer drying rate of the utility model is doubled, energy conservation is more than one times.
The closed dryer of described energy recovery is provided with and prevents that heat is lost to extraneous insulation construction.Described insulation construction can adopt and be installed at the outside or inner heat-insulation layer of the closed dryer of energy recovery, and the material of heat-insulation layer and structure can adopt insulation material commonly used and structure, because this respect technology is comparatively ripe, so explanation no longer in detail.
Described radiating tube comprises the left radiating tube and the right radiating tube of vertical placement, and left radiating tube and right radiating tube top UNICOM constitute inverted U type structure; Described radiating tube is positioned at described drying chamber rear.Help reducing volume like this and improve radiating effect.
Described left radiating tube is positioned at the left side of the rotating shaft of described drying chamber, and described right radiating tube is positioned at the right side of the rotating shaft of described drying chamber, and described motor and is positioned at described rotating shaft below between left radiating tube and right radiating tube.Below described left radiating tube and the right radiating tube, be respectively equipped with the opening of described lower housing portion and extraneous UNICOM, the opening top is provided with the kuppe that air-flow is directed to described left radiating tube and right radiating tube.
In the above-mentioned design mechanisms such as motor, drying chamber rotating shaft, radiating tube all have been set to enclosure interior, have rationally reduced the assembly that is exposed to the housing outside, and then made equipment be convenient to transport and lay.By kuppe more air is fully contacted with right radiating tube with left radiating tube, to improve heat exchange effect.
The closed dryer of described energy recovery also comprises an intelligent control module, and described intelligent control module is provided with a signals collecting end and a wind control signal output part, and described signals collecting end connects one and is used to detect the temperature sensor of drying indoor temperature;
Described blower fan is the controlled blower fan of a wind-force, and blower fan is provided with the wind control end, and described wind control end connects described wind control signal output part.
Adopt said structure to realize cooperatively interacting between wind-force and oven dry indoor temperature.Improve wind-force when temperature is high, increase throughput, reduce temperature, in order to avoid damage the clothing of being dried.Temperature reduces wind speed when low, reduces throughput, to improve temperature, improves drying effect.
Described blower fan can adopt the variable frequency control blower fan.The variable frequency control blower fan has the advantages that the wind-force excursion is wide, the wind-force pace of change is fast.
Described fan air inlet is provided with the guide housing that is used for the specific region air is produced suction, described guide housing comprises air inlet guiding port, one port of giving vent to anger, the described port of giving vent to anger is connected with described fan air inlet, and described air inlet guiding port is towards described housing upper area.So that suck the air of heat of housing top.
Described intelligent control module also is provided with one and is used for control heater heating circumstances heater control signal output, and described heater control signal output connects the heater power source input.By the heater control signal output, intelligent control module not only can also be controlled the temperature in the drying chamber by the heating situation control of direct control heater by the temperature in the control wind control drying chamber, it is fast to have temperature-responsive speed, saves the characteristics of the energy.
Be provided with metal grill in the radiating tube of described heat exchange mechanism.Contact area with gas and metal in the increase radiating tube improves heat energy recovery rate.
Description of drawings
Fig. 1 is a Facad structure schematic diagram of the present utility model;
Fig. 2 is an electrical block diagram of the present utility model;
Fig. 3 is an another kind of electrical block diagram of the present utility model;
Fig. 4 is a structure schematic diagram of the present utility model.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose with effect is easy to understand, below in conjunction with the further elaboration the utility model of concrete diagram.
With reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, the closed dryer of energy recovery comprises the blower fan 1, heater 2, drying chamber 3, the drying chamber exhaust passage that connect successively, and said structure also often uses in more existing dryers.
The utility model also comprises a heat recovery system.Heat recovery system is provided with a gas channel 51, a heat exchange mechanism, and gas channel 51 adopts the gas channel 51 that is surrounded by housing 8, housing 8 bottoms and extraneous UNICOM, and housing 8 top seals, the fan air inlet of blower fan 1 is positioned at housing 8 tops.Fan air inlet is provided with the guide housing 11 that is used for the specific region air is produced suction, guide housing 11 comprises air inlet guiding port 12, one port of giving vent to anger, the port of giving vent to anger is connected with fan air inlet, air inlet guiding port is towards housing 8 upper areas, but not necessarily up, such as also can level towards.So that suck the air of heat of housing 8 tops.
Heat exchange mechanism is arranged on gas channel 51 inside.Gas channel 51 is provided with gas channel air inlet 511, and gas channel air inlet 511 is in communication with the outside.Heat exchange mechanism is to be used for the heat exchange mechanism that the air to air in the gas channel 51 and drying chamber 3 discharges carries out heat exchange.Heat exchange mechanism is provided with heat exchange mechanism air inlet 521 and heat exchange mechanism gas outlet 522, and heat exchange mechanism air inlet 521 is communicated with drying chamber exhaust passage 4, and heat exchange mechanism gas outlet 522 is in communication with the outside.With reference to Fig. 1, what heat exchange mechanism adopted is the heat exchange mechanism of heat radiation type.The heat exchange mechanism middle part is a radiating tube, and fin 523 is equipped with in the radiating tube outside, connects heat exchange mechanism air inlet 521 and heat exchange mechanism gas outlet 522 with the radiating tube openings at two ends.Radiating tube comprises the left radiating tube 53 and the right radiating tube 54 of vertical placement, and left radiating tube 53 and right radiating tube 54 top UNICOMs constitute inverted U type structure.Radiating tube is positioned at drying chamber 3 rears.In order to make air-flow unimpeded, and improve heat exchange effect, fin 523 is vertically placed.Be provided with metal grill in the radiating tube.Contact area with gas and metal in the increase radiating tube improves heat energy recovery rate.Help reducing volume like this and improve radiating effect.The closed dryer of energy recovery is provided with and prevents that heat is lost to extraneous insulation construction 56, reduces thermal loss.
Left side radiating tube 53 is positioned at the left side of the rotating shaft of drying chamber 3, and right radiating tube 54 is positioned at the right side of the rotating shaft of drying chamber 3, and motor 55 and is positioned at the rotating shaft below between left radiating tube 53 and right radiating tube 54.A left side radiating tube 53 and right radiating tube 54 belows are respectively equipped with the gas channel air inlet 511 of housing 8 bottoms and extraneous UNICOM, and gas channel air inlet 511 tops are provided with the kuppe that air-flow is directed to left radiating tube 53 and right radiating tube 54.In the above-mentioned design mechanisms such as the rotating shaft of motor 55, drying chamber 3, radiating tube all have been set to housing 8 inside, have rationally reduced the assembly that is exposed to housing 8 outsides, and then made equipment be convenient to transportation and lay.
After opening the closed dryer of energy recovery, blower fan 1 and heater 2 operations.Blower fan 1 impels extraneous air to enter gas channel 51 inside from gas channel air inlet 511, flow into blower fan 1 by gas channel 51 again, and then inflow heater 2 heats, produce hot-air, hot-air is to being heated by drying article in the drying chamber 3, become steam by the moisture in the drying article, and then taken out of drying chamber 3 by air-flow.Carry the hot-air of steam, flow out drying chamber 3, and then enter the radiating tube in the heat exchange mechanism.The heat of hot-air is conducted in the gas channel 51 by fin 523.The air that enters in the gas channel 51 tentatively heats, and has constituted energy recovery.By kuppe more air is fully contacted with right radiating tube 54 with left radiating tube 53, to improve heat exchange effect.
After adopting above-mentioned technology, the hot-air in the drying chamber 3 no longer directly is discharged in the outside air, also no longer is that directly circulation enters drying chamber 3.But utilize the heat that carries that the air that will enter in the drying chamber 3 is tentatively heated.Promptly utilized the heat in the hot-air that drying chamber 3 discharges, the steam in the hot-air can not brought in the drying chamber 3 again again.Particularly because before ambient air stream heater via 2, carried out preliminary heating, had certain initial temperature, thus when flowing through heater 2, can bring up to needed temperature rapidly, therefore the utlity model has power consumption less, drying rate is fast, little characteristics take up room.The results showed that the existing dryer drying rate of the utility model is doubled, energy conservation is more than one times.
With reference to Fig. 2, the closed dryer of energy recovery, also comprise an intelligent control module 6, intelligent control module 6 is provided with a signals collecting end, a wind control signal output part, a heater control signal output, and described signals collecting end connects one and is used to detect the temperature sensor 7 of drying indoor temperature.In temperature sensor 7 settings and the drying chamber 3.
The wind control signal output part of intelligent control module 6 connects the wind control end of blower fan 1, and the wind-force of blower fan 1 is controlled.Blower fan 1 can adopt the variable frequency control blower fan.The variable frequency control blower fan has the advantages that the wind-force excursion is wide, the wind-force pace of change is fast.Adopt said structure to realize cooperatively interacting between temperature in wind-force and the drying chamber 3.Improve wind-force when temperature is higher than setting value, increase throughput, reduce temperature, in order to avoid damage the clothing of being dried.Reduce wind speed when temperature is lower than setting value, reduce throughput,, improve drying effect to improve temperature.
The heater control signal output of intelligent control module 6 directly connects the power input of heater 2, perhaps connects the power input of heater 2 by an energy supply control module, the heating situation of control heater 2.By the heater control signal output, intelligent control module 6 not only can also be controlled the temperature in the drying chamber 3 by the heating situation control of direct control heater 2 by the temperature in the control wind control drying chamber 3, it is fast to have temperature-responsive speed, saves the characteristics of the energy.
Certainly intelligent control module 6 also can only be selected one in blower fan 1 and the heater 2 is controlled separately.
As seen from the above technical solution, the utility model is except that having power consumption less, fast, the little characteristics that take up room of drying rate, also have the control flexible characteristic.
With reference to Fig. 3, operating temperature sensor 91 and insurance temperature sensor 92 during work provide signal for respectively intelligent control module 6, the reflection temperature information.When the demonstration of operating temperature sensor 91 feedacks, when temperature value departed from setting value, intelligent control module 6 control blower fans 1, heater 2 were adjusted temperature.When insurance temperature sensor 92 feedacks show that when temperature value was higher than the peak of setting, there was catastrophe failure in proof system; for protection system and clothing; intelligent control module 6 shutdown systems quit work the closed dryer of energy recovery, to play a protective role.4 belows, drying chamber exhaust passage also are provided with one and are used for measuring the hot-air vapour content air humidity sensor of discharge.Vapour content is thought to quit work clothing drying seldom the time in hot-air.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (9)
1. the closed dryer of energy recovery, comprise blower fan, heater, drying chamber, the drying chamber exhaust passage that is arranged in the housing, the motor that drives the drying chamber rotation, it is characterized in that, also comprise a heat recovery system, described heat recovery system comprises gas channel, a heat exchange mechanism that air feed stream circulates;
Described gas channel adopts the gas channel that is surrounded by described housing, described lower housing portion and extraneous UNICOM, and described housing top seal, the fan air inlet of described blower fan is positioned at described housing top;
Described heat exchange mechanism is provided with heat exchange mechanism air inlet and heat exchange mechanism gas outlet, and the drying chamber exhaust passage of described drying chamber is communicated with described heat exchange mechanism air inlet, and the heat exchange mechanism gas outlet is in communication with the outside;
Described heat exchange mechanism air inlet and heat exchange mechanism gas outlet are provided with a radiating tube that fin is housed.
2. the closed dryer of energy recovery according to claim 1 is characterized in that, described radiating tube comprises the left radiating tube and the right radiating tube of vertical placement, and left radiating tube and right radiating tube top UNICOM constitute inverted U type structure; Described radiating tube is positioned at described drying chamber rear.
3. the closed dryer of energy recovery according to claim 2 is characterized in that, the closed dryer of described energy recovery is provided with and prevents that heat is lost to extraneous insulation construction.
4. according to claim 1, the closed dryer of 2 or 3 described energy recovery, it is characterized in that, described fan air inlet is provided with the guide housing that is used for the specific region air is produced suction, described guide housing comprises air inlet guiding port, one port of giving vent to anger, the described port of giving vent to anger is connected with described fan air inlet, and described air inlet guiding port is towards described housing upper area.So that suck the air of heat of housing top.
5. the closed dryer of energy recovery according to claim 4 is characterized in that, is provided with metal grill in the radiating tube of described heat exchange mechanism.
6. the closed dryer of energy recovery according to claim 4, it is characterized in that, described left radiating tube is positioned at the left side of the rotating shaft of described drying chamber, described right radiating tube is positioned at the right side of the rotating shaft of described drying chamber, described motor and is positioned at described rotating shaft below between left radiating tube and right radiating tube.
7. the closed dryer of energy recovery according to claim 6, it is characterized in that, the closed dryer of described energy recovery, also comprise an intelligent control module, described intelligent control module, be provided with a signals collecting end and a wind control signal output part, described signals collecting end connects one and is used to detect the temperature sensor of drying indoor temperature;
Described blower fan is the controlled blower fan of a wind-force, and blower fan is provided with the wind control end, and described wind control end connects described wind control signal output part.
8. the closed dryer of energy recovery according to claim 7 is characterized in that described blower fan can adopt the variable frequency control blower fan.
9. the closed dryer of energy recovery according to claim 8, it is characterized in that, described intelligent control module also is provided with one and is used for control heater heating circumstances heater control signal output, and described heater control signal output connects the heater power source input.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202078679U CN201495431U (en) | 2009-08-14 | 2009-08-14 | Heat energy recovery closed type dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202078679U CN201495431U (en) | 2009-08-14 | 2009-08-14 | Heat energy recovery closed type dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201495431U true CN201495431U (en) | 2010-06-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202078679U Expired - Fee Related CN201495431U (en) | 2009-08-14 | 2009-08-14 | Heat energy recovery closed type dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201495431U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215794A (en) * | 2013-03-27 | 2013-07-24 | 无锡小天鹅股份有限公司 | Clothes dryer |
| CN109846060A (en) * | 2019-03-27 | 2019-06-07 | 曹江涛 | A kind of air hot-fluid heating equipment |
-
2009
- 2009-08-14 CN CN2009202078679U patent/CN201495431U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103215794A (en) * | 2013-03-27 | 2013-07-24 | 无锡小天鹅股份有限公司 | Clothes dryer |
| CN109846060A (en) * | 2019-03-27 | 2019-06-07 | 曹江涛 | A kind of air hot-fluid heating equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100602 Termination date: 20110814 |