CN202452797U - Intelligent drying and dewatering electric oven - Google Patents
Intelligent drying and dewatering electric oven Download PDFInfo
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- CN202452797U CN202452797U CN201220005929XU CN201220005929U CN202452797U CN 202452797 U CN202452797 U CN 202452797U CN 201220005929X U CN201220005929X U CN 201220005929XU CN 201220005929 U CN201220005929 U CN 201220005929U CN 202452797 U CN202452797 U CN 202452797U
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Abstract
The utility model relates to drying and dewatering electric ovens, and particularly relates to an intelligent drying and dewatering electric oven which comprises an oven box body, a circulating fan, a fan for removing humidity, an electrical heating part, a humidity removing window, a tray, a dry-wet ball temperature sensor and a temperature-humidity autocontrol instrument, wherein the dry-wet ball temperature sensor comprises a DS18B20 temperature sensor, the temperature-humidity autocontrol instrument comprises an aftercurrent action breaker, a metal shell of the oven body is connected with a ground wire of the temperature-humidity autocontrol instrument so as to be grounded, the fan for removing the humidity is arranged in a negative pressure area of the circulating fan, and cool air containing relatively low water content is sucked into the oven by the fan for removing the humidity, and then is directly sent to the circulating fan for circulation. A wireless communication module is also can be equipped for man-machine communication, so that the baking condition can be mastered conveniently. The intelligent drying and dewatering electric oven has completer protection function, and has the characteristics of improved drying quality, energy saving, consumption reduction and reduced labor cost.
Description
Affiliated technical field
The utility model relates to a kind of drying and dewatering equipment, especially a kind of drying and dewatering equipment that adopts the electric heating tube heat supply.
Background technology
At present more common drying and dewatering equipment mainly by: Temperature and Humidity Control equipment, heating equipment, ventilation dewetting equipment etc. are formed.Storeroom humiture and target humiture difference according to actual measurement; Drive the work of heating equipment and ventilation dewetting equipment, wherein heating equipment generally adopts coal stove, the general mode that adopts the start and stop of control air blast of temperature control; Control coal stove firepower size, control the temperature in the storeroom indirectly.This type of drying and dewatering equipment is that user real time control bake process has played positive role, but its automaticity is low, need frequent hand firing, and coal smoke is contaminated environment not only, and has the risk of leaking the smoke pollution material.This type of drying and dewatering equipment is generally unit work, and the user must arrive the scene just can know the baking state, need be equipped with baking personnel for this reason, and labour cost is higher.This type of drying and dewatering equipment is not equipped with earth leakage protective device, the risk that exists electric leakage to hurt sb.'s feelings.
Summary of the invention
Low for the drying and dewatering automation degree of equipment that solves common coal stove heat supply, need problems such as frequent hand firing, soot pollution of the environment; The utility model proposes a kind of employing electrical heating heat supply, is equipped with the kinds of protect measure, and wireless communication module carries out man-machine communication's intelligent drying and dewatering electric oven.
The utility model is achieved in that
A kind of intelligent drying and dewatering electric oven; Comprise baking box casing 1, circulating fan 2, be used for fan 3, electric heating element 4, moistureproof window 5, pallet 6, wet and dry bulb temperature sensor 7, the humiture auto-controlling apparatus 8 of hydrofuge, said wet and dry bulb temperature sensor 7 comprises the DS18B20 temperature sensor; Described humiture auto-controlling apparatus 8 comprises residual current action breaker; The metal shell of described baking box casing 1 is connected with the ground wire of humiture auto-controlling apparatus 8, is used to insert the earth; The described fan 3 that is used for hydrofuge is installed in the negative pressuren zone that circulating fan 2 is just changeing; The fan 3 that is used for hydrofuge and circulating fan 2 distances are in 0.45m; Fan 3 cold air that shell moisture content is lower that is used for hydrofuge sucks heating clamber 10, directly sends into circulating fan 2 then and circulates.
Described baking box casing 1 comprises guide rail 12 and side plate 17, and guide rail 12 cross sections are inverted L shape, and it simultaneously is in level, is used to support pallet 6, and another side is downward, is lower than the horizontal plane that is used to support pallet 6, is connected with baking box side plate 17 usefulness rivets 19.
Described baking box casing 1 inside is divided into storeroom 11 and heating clamber 10 by the metallic plate bending part; Maintain the circulation of air through hot-air mouth 14 and return air inlet 9; Described metal folding spare is done reinforcement 34 at hot-air mouth 14 with return air inlet 9 places; Be used to improve the mechanical strength of metal folding spare, the reinforcement of being done 34 is in storeroom 11.
Described baking box casing 1 comprises door 16, side plate 17 and die mould spare 20; In door 16 and side plate 17 and die mould spare 20 contact portions; On side plate 17 and die mould spare 20, paste sealing strip 18; Or on door 16, paste sealing strip 18, or on side plate 17, die mould spare 20 and door 16, paste sealing strip 18, sealing strip 18 materials are EPDM.
Described baking box casing 1 comprises door 16, in door 16 and pallet 6 contacts site, on door 16 or pallet 6, pastes sealing strip 18, and sealing strip 18 materials are EPDM, are used to reduce the gap of door 16 and pallet 6.
Described electric heating element 4 comprises the nonmetal fixed head of the nonmetal fixed head of electric heating tube 21, first 24, metal fixed head 25, second 26, securing member, with securing member the first nonmetal fixed head 24, metal fixed head 25, the second nonmetal fixed head 26 is fixed as one successively side by side; On three fixed heads, open concentric circle holes, three opening diameters are all fixed greater than electric heating tube 21 and are used screw diameter, and more than all big 4mm of opening diameter of metal fixed head 25 opening diameters than the first nonmetal fixed head 24 and the second nonmetal fixed head 26; Electric heating tube 21 passes the concentric circle holes of being opened; With securing member itself and three fixed heads are connected as a single entity; Guaranteed electric heating tube 21 and the 25 not conductings of metal fixed head, prevented, caused metal fixed head 25 and 1 electric leakage of baking box casing because of leak current fault appears in electric heating tube 21.
Described intelligent drying and dewatering electric oven length is 3.0～3.3m, and width is 1.1～1.4m, highly is 1.1～1.5m.
Described intelligent drying and dewatering electric oven casing 1 comprises base plate 13, and base plate 13 width are 0.9～1.2m, and thickness is 0.045～0.055m.
It is the outer rotor shaft flow fan of 300mm that described circulating fan 2 adopts impeller diameter.
Described moistureproof window 5 comprises framework 29 and blade 30, and described framework 29 materials are L type angle bar or angle aluminium; Blade 30 is an aluminum alloy materials, can be around rotating shaft 31 swing, and its shaft 31 diameters are 2～4mm, other position thickness of blade are 0.2～0.8mm.
Described humiture auto-controlling apparatus 8 comprises the circulating fan positive and reverse rotation control circuit, is used to control circulating fan 2 forward or reverse.
Described humiture auto-controlling apparatus 8 comprises wireless communication module, and described wireless communication module comprises GSM MODEM or GPRSMODEM or gsm module or GPSR module; Described humiture auto-controlling apparatus 8 is given the sending short message by mobile phone of setting, or is called regularly or according to intelligent drying and dewatering electric oven ruuning situation, also can with the communication of after-sale service center, and can receive, carry out the instruction at after-sale service center.
After adopting technique scheme, the utility model compared with prior art has following beneficial effect:
The described intelligent drying and dewatering electric oven of the utility model adopts residual current action breaker (earth leakage protective device),, can cut off the electricity supply protection user personal safety immediately when humiture auto-controlling apparatus 8, circulating fan 2, when being used for the generation electric leakages such as fan 3 of hydrofuge.
The described intelligent drying and dewatering electric oven of the utility model; Fixedly during electric heating tube 21; Fixing through first nonmetal fixed head 24, the second nonmetal fixed head 26 with metal fixed head 25; Make electric heating tube 21 and the 25 not conductings of metal fixed head,, can guarantee that also metal fixed head 25 and baking box casing 1 are not charged even the electric leakage problem takes place electric heating tube 21.
Between pallet 6 and door 16, installation sealing strip 18 on door 16, the gap of reducing pallet 6 and door 16 prevents the not material through drying of hot blast, directly from the gap of pallet 6 and door 16, passes, and directly by moistureproof window 5 discharges, causes energy waste.Avoided the waste of the energy like this.
The fan 3 that is used for hydrofuge is installed in the negative pressuren zone that circulating fan 2 is just changeing, and compares with the zone of positive pressure that the fan that is used for hydrofuge 3 is installed in circulating fan 2 and is just changeing, and during hydrofuge, the air of heating is not difficult for leaking.Avoided the waste of the energy like this.
The described intelligent drying and dewatering electric oven of the utility model has been equipped with wireless communication module and has carried out the man-machine communication, can let the user when baking, is engaged in other work or rest, has reduced labour cost.
Experiment shows, adopts the described intelligent drying and dewatering electric oven of the utility model, according to different oven dry materials, can save for 10%～25% time, reduces by 5%～30% energy consumption, obviously reduces labour cost.
Be described in further detail below in conjunction with the specific embodiment of accompanying drawing the utility model.
Description of drawings
Fig. 1 is the described intelligent drying and dewatering electric oven air-flow sketch map of the utility model (hydrofuge state);
Fig. 2 is the air-flow sketch map (hydrofuge state) that is used for hydrofuge fan axis direction in the described heating clamber of the utility model;
Fig. 3 is the described intelligent drying and dewatering electric oven air-flow sketch map of the utility model (not hydrofuge state);
Fig. 4 is the described intelligent drying and dewatering electric oven overall structure sketch map of the utility model;
Fig. 5 is the B-B cross-sectional schematic of Fig. 4;
Fig. 6 is that the C-C of Fig. 5 partly cuts open sketch map;
Fig. 7 is the local enlarged diagram of Fig. 4;
Fig. 8 is the local enlarged diagram of Fig. 5;
Fig. 9 is the local enlarged diagram of Fig. 6;
Figure 10 is the described electric heating element overall structure of a utility model sketch map;
Figure 11 is that sketch map is looked on the left side of Figure 10;
Figure 12 is the local enlarged diagram of Figure 10;
Figure 13 is the described moistureproof window overall structure of a utility model sketch map;
Figure 14 is the A-A cross-sectional schematic of Figure 13;
Figure 15 is the described circulating fan positive and reverse rotation control circuit of a utility model sketch map.
The specific embodiment
Can find out from Fig. 1～Figure 12; Intelligence drying and dewatering electric oven comprises baking box casing 1, circulating fan 2, is used for fan 3, electric heating element 4, moistureproof window 5, pallet 6, wet and dry bulb temperature sensor 7, the humiture auto-controlling apparatus 8 of hydrofuge; The material of drying is placed on the pallet 6, is placed in the storeroom 11.Intelligence drying and dewatering electric oven can have 2 storerooms.Wet and dry bulb temperature sensor 7 is totally two groups in the storeroom 11; Measure hot-air mouth 14 wet and dry bulb temperatures and return air inlet 9 wet and dry bulb temperatures respectively; Hot-air mouth 14 wet and dry bulb temperatures are represented after heating; The temperature that gets into storeroom 11 is higher, than the humiture of dry air, return air inlet 9 humitures are represented to absorb heat through material, and are the temperature after the water vapor is lower, than the humiture of humid air.With hot-air mouth 14 wet and dry bulb temperatures is the master control value, is used for temperature control and hydrofuge, is reference value with return air inlet 9 wet and dry bulb temperatures, as assist control.Dry-bulb temperature sensor DS18B20 measured value is as master control dry-bulb temperature value near promptly being contained in hot-air mouth 14; The wet bulb temperature sensor DS18B20 measured value of using immersion absorbent cotton parcel is as master control wet-bulb temperature value; Through humiture value actual in the master control wet and dry bulb temperature value representation storeroom 11, its output signal is directly sent into humiture auto-controlling apparatus 8, and the target humiture of importing with the user compares; When master control dry-bulb temperature is lower than desired value, increase the dutycycle of electric heating tube 21 heating; When master control dry-bulb temperature is lower than desired value, reduce the dutycycle of electric heating tube 21 heating; When master control wet-bulb temperature is higher than desired value; Be used for fan 3 operations of hydrofuge,, suck the lower cold air of shell moisture content like Fig. 1, shown in Figure 2; Get into heating clamber 10; Directly send into circulating fan 2 then and circulate, this moment, storeroom 11 internal gas pressures were higher than external pressure, automatically the damp-heat air in the storeroom 11 were discharged by moistureproof window 5; When master control wet-bulb temperature was lower than desired value, as shown in Figure 3, the fan 3 that is used for hydrofuge was shut down, and air carries out interior circulation in the baking box.The fan 3 that is used for hydrofuge and circulating fan 2 distances are in the negative pressuren zone that circulating fan 2 is just changeing owing to be used for the fan 3 of hydrofuge in 0.45m, the hot-air after electric heating tube 21 heating is bound to pass material, by the material heat absorption, can not cause the waste of heat energy.
The metal shell of described baking box casing 1 is connected with the ground wire of humiture auto-controlling apparatus 8; Be used to insert the earth; Described humiture auto-controlling apparatus 8 comprises residual current action breaker; When humiture auto-controlling apparatus 8, circulating fan 2, when being used for the generation electric leakages such as fan 3 of hydrofuge, can cut off the electricity supply protection user personal safety immediately.Residual current action breaker can be selected DZ47LE-32/4P for use.
As shown in Figure 9, described baking box casing 1 comprises guide rail 12 and side plate 17, and guide rail 12 cross sections are inverted L shape, and it simultaneously is in level, is used to support pallet 6, and another side is downward, is lower than the horizontal plane that is used to support pallet 6, is connected with baking box side plate 17 usefulness rivets 19.Guide rail 12 can adopt the galvanized sheet of thick 0.6mm.
Described baking box casing 1 inside is divided into storeroom 11 and heating clamber 10 by the metallic plate bending part; Maintain the circulation of air through hot-air mouth 14 and return air inlet 9; Described metal folding spare can be divided into three parts, is respectively circulating fan fixed head 32, electric heating tube access panel 15, circulating fan access panel 33, and described metal folding spare is done reinforcement 34 at hot-air mouth 14 with return air inlet 9 places; Be used to improve the mechanical strength of metal folding spare, the reinforcement of being done 34 is in storeroom 11.Metal folding spare can adopt the galvanized sheet of thick 0.6mm.
Like Fig. 7, shown in Figure 8; Described baking box casing 1 comprises door 16, side plate 17 and die mould spare 20; In door 16 and side plate 17 and die mould spare 20 contact portions, on side plate 17 and die mould spare 20, paste sealing strip 18, or on door 16, paste sealing strip 18; Or on side plate 17, die mould spare 20 and door 16, paste sealing strip 18, sealing strip 18 materials are EPDM.Prevent that hot blast from directly passing from the gap of door, causes energy waste.Sealing strip 18 can be a self-adhering-type.
As shown in Figure 7, described baking box casing 1 comprises door 16, in door 16 and pallet 6 contacts site, on door 16 or pallet 6, pastes sealing strip 18, and sealing strip 18 materials are EPDM, are used to reduce the gap of door 16 and pallet 6.Prevent not material of hot blast, directly from the gap of pallet 6 and door 16, pass, directly discharge, cause energy waste by moistureproof window 5 through drying.Sealing strip 18 can be a self-adhering-type.
As shown in Figure 4, described electric heating element 4 is fixed on circulating fan fixed head 32 and the electric heating tube access panel 15, and circulating fan fixed head 32 and electric heating tube access panel 15 all are fixed on the baking box side plate 17.Like Figure 10, Figure 11, shown in Figure 12; Described electric heating element 4 comprises the nonmetal fixed head of the nonmetal fixed head of electric heating tube 21, first 24, metal fixed head 25, second 26, securing member; With securing member the first nonmetal fixed head 24, metal fixed head 25, the second nonmetal fixed head 26 are fixed as one successively side by side, used securing member can be screw, nut of M4 etc.According to electric heating tube quantity; On three fixed heads, open the equivalent concentric circle holes; Three fixed head opening diameters are all greater than the electric heating tube 21 fixing screw diameters of using; And more than all big 4mm of opening diameter of metal fixed head 25 opening diameters than the first nonmetal fixed head 24 and the second nonmetal fixed head 26; Electric heating tube 21 passes the nonmetal fixed head of the nonmetal fixed head of first nut 22, first pad 23, first 24, metal fixed head 25, second 26, second pad 27, second nut 28 successively; With first nut 22 and second nut 28 the nonmetal fixed head of electric heating tube 21, first 24, metal fixed head 25, the second nonmetal fixed head 26 are fixed together, electric heating tube 21 through the first nonmetal fixed head 24 and the second nonmetal fixed head 26, is fixed together with metal fixed head 25 and baking box casing 1; Electric heating tube 21 and metal fixed head 25 and the 1 not conducting of baking box casing have been guaranteed; Prevent that because of leak current fault appears in electric heating tube 21 cause 1 electric leakage of baking box casing, used securing member can be nut and the pad of M22; The first nonmetal fixed head 24 and second nonmetal fixed head 26 perforates can be Φ 24mm, and 25 perforates of metal fixed head can be Φ 32mm.
Described electric heating element 4 can also adopt resistance wire or PTC thermal sensitive ceramics as electric heating material.
As shown in Figure 4, the long 3.0～3.3m of described intelligent drying and dewatering electric oven, wide 1.1～1.4m, high 1.1～1.5m.Intelligence drying and dewatering electric oven length size can be 3m, 1.1m, 1.1m, and the length size also can be 3.3m, 1.4m, 1.5m, and preferred length is of a size of 3.2m, 1.12m, 1.4m.
As shown in Figure 4, the base plate 13 wide 0.9～1.2m of described intelligent drying and dewatering electric oven, thick 0.045～0.055m.Base plate 13 width, the thickness of intelligence drying and dewatering electric oven can be 0.9m, 0.045m, and width, thickness also can be 1.2m, 0.055m, and preferred width is 0.97m, and thickness is 0.05m.
As shown in Figure 4, described circulating fan 2 adopts the outer rotor shaft flow fan of impeller diameter 300mm.Preferred axes flow fan power 80W, electric current 0.4A, rotating speed 1300R/min, air quantity 22M
3/ min.
Like Figure 13, shown in Figure 14, described moistureproof window 5 fronts are seen as rectangle, comprise framework 29 and blade 30, and described framework 29 materials are L type angle bar or angle aluminium; Blade 30 is an aluminum alloy materials, can be around rotating shaft 31 swing, and its shaft 31 diameters are 2～4mm, and preferred diameter is 2mm, 3mm or 4mm, and other position thickness of blade are 0.2～0.8mm, and preferred thickness 0.6mm also can be 0.2mm or 0.8mm.Cross section perpendicular to rotating shaft 31 is the spoon type, and its length is 30～50mm.Blade 30 quantity can be 4.
When but intelligent drying and dewatering electric oven was equipped with the rotating circulating fan, humiture auto-controlling apparatus 8 was equipped with the circulating fan positive and reverse rotation control circuit, is used to control circulating fan 2 forward or reverse.Generally speaking, circulating fan 2 is just changeing, and according to the baking process requirement, also can control circulating fan 2 counter-rotatings, impels storeroom 11 humitures more even, reduces the temperature difference, shortens stoving time.The preferential embodiment of the utility model is following: shown in figure 15; Described circulating fan positive and reverse rotation control circuit comprises that the first normally closed electromagnetic relay K1, the second normally closed electromagnetic relay K2, first often open electromagnetic relay K3, second and often open electromagnetic relay K4; First coil pin of the first normally closed electromagnetic relay K1 meets the second control signal S2; Second coil pin of the first normally closed electromagnetic relay K1 meets the first dc source V+; First coil pin of the second normally closed electromagnetic relay K2 meets the first control signal S1; Second coil pin of the second normally closed electromagnetic relay K2 meets the first dc source V+; The normally-closed contact of the first normally closed electromagnetic relay K1 and movable contact connect first coil pin that the first control signal S1 and first often opens electromagnetic relay K3 respectively; The normally-closed contact of the second normally closed electromagnetic relay K2 and movable contact connect first coil pin that the second control signal S2 and second often opens electromagnetic relay K4 respectively; First often open electromagnetic relay K3 second coil pin meet the first dc source V+; Second often open electromagnetic relay K4 second coil pin meet the first dc source V+; But the first AC power cord L1, the second AC power cord L2, the 3rd AC power cord L3 respectively through first often open the blower fan M3 that electromagnetic relay K3 movable contact and normally opened contact connect rotating～first power line, second source line, the 3rd power line, but the first AC power cord L1, the second AC power cord L2, the 3rd AC power cord L3 respectively through second often open the blower fan M3 that electromagnetic relay K4 movable contact and normally opened contact connect rotating～the 3rd power line, second source line, first power line.Often open blower fan M3～power supply that electromagnetic relay K4 adhesive all can be rotating but first often opens electromagnetic relay K3 or second, but but first often open electromagnetic relay K3 adhesive and second and often open blower fan M3～switched in opposite that the difference of electromagnetic relay K4 adhesive is rotating.The first diode D1 positive pole meets the second control signal S2; The first diode D1 negative pole meets the first dc source V+; The second diode D2 positive pole meets the first control signal S1; The second diode D2 negative pole meets the first dc source V+, the 3rd diode D3 positive pole connect first often open electromagnetic relay K3 first coil pin, the 3rd diode D3 negative pole meets the first dc source V+; The 4th diode D4 positive pole connect second often open electromagnetic relay K4 first coil pin, the 4th diode D4 negative pole meets the first dc source V+.The described first dc source V+ is+12V or+5V.
Here we only set first and often open electromagnetic relay K3 adhesive, second and often open not adhesive of electromagnetic relay K4, but the blower fan M3 of rotating～just change; First often opens not adhesive of electromagnetic relay K3, second often opens electromagnetic relay K4 adhesive, but the blower fan of rotating M3～counter-rotating.When the microcontroller of humiture auto-controlling apparatus 8 and peripheral circuit provide the first control signal S1 low level, the second control signal S2 high level signal; First often opens electromagnetic relay K3 adhesive, second often opens electromagnetic relay K4 disconnection, but the blower fan M3 of rotating～just change; When the microcontroller of humiture auto-controlling apparatus 8 and peripheral circuit provide the second control signal S2 low level, the first control signal S1 high level signal; Second often opens electromagnetic relay K4 adhesive, first often opens electromagnetic relay K3 disconnection, but the blower fan of rotating M3～counter-rotating; When the microcontroller of humiture auto-controlling apparatus 8 and peripheral circuit provide the first control signal S1 high level, the second control signal S2 high level signal; First often opens electromagnetic relay K3, second often opens electromagnetic relay K4 and all breaks off, but the blower fan M3 of rotating～do not change; When the microcontroller of humiture auto-controlling apparatus 8 and peripheral circuit provide the first control signal S1 low level, the second control signal S2 low level signal; First often opens electromagnetic relay K3, second often opens electromagnetic relay K4 and all breaks off, but the blower fan M3 of rotating～do not change; But so promptly guaranteed the blower fan M3 of rotating～realize forward or reverse by the control signal requirement; Effectively avoided again sending false command because of the microcontroller and the peripheral circuit of humiture auto-controlling apparatus 8; Cause first often to open electromagnetic relay K3, second and often open electromagnetic relay K4 adhesive simultaneously, the fault of different live wire short circuits.
In the drying and dewatering process, it is extremely important in time to grasp equipment running status, but should be not sacrificing user's time of having a rest, or influencing the user, to be engaged in other work be cost.For addressing this problem; Described humiture auto-controlling apparatus 8 has been equipped with GSM MODEM or GPRS MODEM or wireless communication modules such as gsm module or GPRS module; Can setting-up time at interval, regularly the baking state is sent note to user mobile phone, the user goes to the field and works, goes out, during night's rest; Also can conveniently grasp the baking state, the time interval of setting can be 60 minutes.Serious problems in bake process, occur, shut down like power failure, circulating fan, humiture auto-controlling apparatus 8 can send the fault note to user mobile phone immediately, dial subscriber phone then, and the prompting user in time handles.The user can set phone number through humiture auto-controlling apparatus 8.In order better after-sale service to be provided for the user; Humiture auto-controlling apparatus 8 also can with the communication of after-sale service center; Send work state information and device diagnostic information, help the after-sale service center to understand equipment state, humiture auto-controlling apparatus 8 also can receive, carry out the instruction at after-sale service center.
This intelligent drying and dewatering electric oven can be provided with the humiture change curve of whole bake process in advance; Accomplish the automation control of whole bake process according to curve, and can regularly report baking information, be completely free of manually-operated; For improving China's crops baking automatization level; Labor savings improves the crops baking quality and all has an important significance, and its social and economic significance is fairly obvious.
Said structure and data parameters only are that the preferred embodiment of the utility model is described; Be not that design and scope to the utility model limits; Under the prerequisite that does not break away from the utility model design philosophy; The various changes and modifications that those skilled in the art make the utility model technical scheme all belong to the protection domain of the utility model.
Claims (12)
1. intelligent drying and dewatering electric oven; Comprise baking box casing (1), circulating fan (2), be used for fan (3), electric heating element (4), moistureproof window (5), pallet (6), wet and dry bulb temperature sensor (7), the humiture auto-controlling apparatus (8) of hydrofuge; It is characterized in that said wet and dry bulb temperature sensor (7) comprises the DS18B20 temperature sensor; Described humiture auto-controlling apparatus (8) comprises residual current action breaker; The metal shell of described baking box casing (1) is connected with the ground wire of humiture auto-controlling apparatus (8), is used to insert the earth; The described fan (3) that is used for hydrofuge is installed in the negative pressuren zone that circulating fan (2) is just changeing; The fan (3) that is used for hydrofuge and circulating fan (2) distance are in 0.45m; Fan (3) cold air that shell moisture content is lower that is used for hydrofuge sucks heating clamber (10), directly sends into circulating fan (2) then and circulates.
2. intelligent drying and dewatering electric oven according to claim 1 is characterized in that, described baking box casing (1) comprises guide rail (12) and side plate (17); Guide rail (12) cross section is an inverted L shape; It simultaneously is in level, is used to support pallet (6), and another side is downward; Be lower than the horizontal plane that is used to support pallet (6), be connected with rivet (19) with baking box side plate (17).
3. intelligent drying and dewatering electric oven according to claim 2; It is characterized in that; Described baking box casing (1) is inner to be divided into storeroom (11) and heating clamber (10) by the metallic plate bending part, maintains the circulation of air through hot-air mouth (14) and return air inlet (9), and described metal folding spare locates to do reinforcement (34) at hot-air mouth (14) and return air inlet (9); Be used to improve the mechanical strength of metal folding spare, the reinforcement of being done (34) is in storeroom (11).
4. intelligent drying and dewatering electric oven according to claim 3; It is characterized in that described baking box casing (1) comprises door (16), side plate (17) and die mould spare (20), in door (16) and side plate (17) and die mould spare (20) contact portion; Go up stickup sealing strip (18) at side plate (17) and die mould spare (20); Or go up to paste sealing strip (18) at door (16), or go up at side plate (17), die mould spare (20) and door (16) and to paste sealing strip (18), sealing strip (18) material is an EPDM.
5. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4; It is characterized in that; Described baking box casing (1) comprises door (16), in door (16) and pallet (6) contact site, goes up stickup sealing strip (18) at door (16) or pallet (6); Sealing strip (18) material is an EPDM, is used for reducing the gap of door (16) and pallet (6).
6. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4; It is characterized in that; Described electric heating element (4) comprises electric heating tube (21), the first nonmetal fixed head (24), metal fixed head (25), the second nonmetal fixed head (26), securing member, with securing member the first nonmetal fixed head (24), metal fixed head (25), the second nonmetal fixed head (26) is fixed as one successively side by side; On three fixed heads, open concentric circle holes; Three opening diameters are all used screw diameter greater than electric heating tube (21) is fixing, and more than all big 4mm of opening diameter of metal fixed head (25) opening diameter than the first nonmetal fixed head (24) and the second nonmetal fixed head (26); Electric heating tube (21) passes the concentric circle holes of being opened; With securing member itself and three fixed heads are connected as a single entity; Guaranteed electric heating tube (21) and not conducting of metal fixed head (25), prevented, caused the electric leakage of metal fixed head (25) and baking box casing (1) because of leak current fault appears in electric heating tube (21).
7. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4, it is characterized in that described intelligent drying and dewatering electric oven length is 3.0～3.3m, width is 1.1～1.4m, highly is 1.1～1.5m.
8. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4, it is characterized in that described intelligent drying and dewatering electric oven casing (1) comprises base plate (13), base plate (13) width is 0.9～1.2m, and thickness is 0.045～0.055m.
9. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4, it is characterized in that it is the outer rotor shaft flow fan of 300mm that described circulating fan (2) adopts impeller diameter.
10. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4, it is characterized in that described moistureproof window (5) comprises framework (29) and blade (30), described framework (29) material is L type angle bar or angle aluminium; Blade (30) is an aluminum alloy materials, can center on rotating shaft (31) swing, and its shaft (31) diameter is 2～4mm, and other position thickness of blade are 0.2～0.8mm.
11. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4, it is characterized in that described humiture auto-controlling apparatus (8) comprises the circulating fan positive and reverse rotation control circuit, be used to control circulating fan (2) forward or reverse.
12. according to the described intelligent drying and dewatering electric oven of arbitrary claim in the claim 1 to 4; It is characterized in that; Described humiture auto-controlling apparatus (8) comprises wireless communication module, and described wireless communication module comprises GSM MODEM or GPRS MODEM or gsm module or GPRS module; Described humiture auto-controlling apparatus (8) is given the sending short message by mobile phone of setting, or is called regularly or according to intelligent drying and dewatering electric oven ruuning situation, also can with the communication of after-sale service center, and can receive, carry out the instruction at after-sale service center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220005929XU CN202452797U (en) | 2012-01-09 | 2012-01-09 | Intelligent drying and dewatering electric oven |
Applications Claiming Priority (1)
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102914138A (en) * | 2012-11-08 | 2013-02-06 | 中国农业大学 | Internally-arranged air blower oast based on humidity control |
| CN103090646A (en) * | 2012-10-31 | 2013-05-08 | 吴江市宏达探伤器材有限公司 | Film drying machine |
| CN104567295A (en) * | 2015-01-28 | 2015-04-29 | 杭州华丹农产品有限公司 | Efficient vacuum low-temperature hot air drying device |
| CN104824128A (en) * | 2015-04-13 | 2015-08-12 | 李秋红 | Control circuit of miniature vegetable dehydrator |
| CN104994741A (en) * | 2012-11-15 | 2015-10-21 | W.C.布拉德利公司 | Electric roaster and smoker |
| CN107557502A (en) * | 2017-08-30 | 2018-01-09 | 孙梦 | A kind of energy-saving leatherware dryer |
| CN112129053A (en) * | 2020-08-19 | 2020-12-25 | 安徽中电环保材料股份有限公司 | Material drying automatic monitoring and dehumidifying device |
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2012
- 2012-01-09 CN CN201220005929XU patent/CN202452797U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103090646A (en) * | 2012-10-31 | 2013-05-08 | 吴江市宏达探伤器材有限公司 | Film drying machine |
| CN102914138A (en) * | 2012-11-08 | 2013-02-06 | 中国农业大学 | Internally-arranged air blower oast based on humidity control |
| CN104994741A (en) * | 2012-11-15 | 2015-10-21 | W.C.布拉德利公司 | Electric roaster and smoker |
| CN104994741B (en) * | 2012-11-15 | 2021-04-13 | W.C.布拉德利公司 | Electric oven and fumigator |
| CN104567295A (en) * | 2015-01-28 | 2015-04-29 | 杭州华丹农产品有限公司 | Efficient vacuum low-temperature hot air drying device |
| CN104824128A (en) * | 2015-04-13 | 2015-08-12 | 李秋红 | Control circuit of miniature vegetable dehydrator |
| CN104824128B (en) * | 2015-04-13 | 2022-08-12 | 李秋红 | Control circuit of miniature vegetable dehydrator |
| CN107557502A (en) * | 2017-08-30 | 2018-01-09 | 孙梦 | A kind of energy-saving leatherware dryer |
| CN112129053A (en) * | 2020-08-19 | 2020-12-25 | 安徽中电环保材料股份有限公司 | Material drying automatic monitoring and dehumidifying device |
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