CN209862264U

CN209862264U - Electric heating vegetable drying oven

Info

Publication number: CN209862264U
Application number: CN201920452146.8U
Authority: CN
Inventors: 吴洋; 宋广鑫; 郭荣利; 谢军
Original assignee: Sichuan University Engineering Design Research Institute Co Ltd
Current assignee: Sichuan University Engineering Design Research Institute Co Ltd
Priority date: 2019-04-03
Filing date: 2019-04-03
Publication date: 2019-12-31
Anticipated expiration: 2029-04-03

Abstract

The utility model relates to an electric heat vegetables drying furnace belongs to vegetables stoving technical field, and it includes furnace body and electrothermal tube, the furnace body includes frame, casing, landing leg and two port tuber pipes, the frame comprises the stoving support that is located the top and the charging tray bracket that is located the bottom, the electrothermal tube is fixed on the stoving support, and the fan is installed to one side of electrothermal tube, install a plurality of blowing dishes on the charging tray bracket, the casing parcel is around the frame, installs the air door on the casing, and air regulation apparatus is installed to one side of air door, the bottom at the frame is installed to the landing leg, two port tuber pipes set up at the top of casing and are linked together with the casing. The utility model discloses can realize the function of heated air inner loop and moisture removal conversion, the effect with adjustable the amount of wind has among the drying process.

Description

Electric heating vegetable drying oven

Technical Field

The utility model belongs to the technical field of the vegetables stoving technique and specifically relates to an electric heat vegetables drying furnace is related to.

Background

At present, common vegetable drying equipment in the market has high integration degree, large equipment, high heat consumption and large corresponding manufacturing cost, hundreds of millions of RMB are spent frequently, but the common vegetable drying equipment cannot be born by small and numerous vegetable growers or fruit growers, and the investment is not economic.

Chinese patent with publication number CN207894136U discloses a vegetable drying device, it includes stoving case etc, place the inside at the stoving case, two fans are at the top of stoving case, two air-supply lines connect the fan in one side of stoving case, two play tuber pipes are located the opposite side of stoving case, wherein the rack is including placing case etc, a plurality of baffles are located and place the incasement, a plurality of draw-in grooves are connected on the baffle, a plurality of boards of placing are located the draw-in groove, the gyro wheel is connected in the bottom of placing the case, it includes stainless steel layer etc. to place the case, the resin layer is below the stainless steel layer, the bamboo charcoal layer is below the resin layer, the heat sensitive layer is below the bamboo charcoal layer, the waterproof layer is below the heat sensitive layer, the antioxidation layer is below the waterproof layer.

However, the vegetable drying device has the disadvantages that the internal circulation of hot air and the moisture removal gas phase conversion cannot be realized, and the air volume cannot be adjusted in the drying process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric heat vegetables drying oven has the advantage that can realize hot-blast inner loop and moisture extraction conversion.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides an electric heat vegetables drying furnace, includes furnace body and electrothermal tube, the furnace body includes frame, casing, landing leg and two port tuber pipes, the frame comprises the stoving support that is located the top and the charging tray bracket that is located the bottom, the electrothermal tube is fixed on the stoving support, and the fan is installed to one side of electrothermal tube, install a plurality of blowing dishes on the charging tray bracket, the casing parcel is around the frame, installs the air door on the casing, and air regulation device is installed to one side of air door, the bottom at the frame is installed to the landing leg, two port tuber pipes set up at the top of casing and are linked together with the casing.

According to the technical scheme, the vegetables are placed in the electric heating vegetable drying furnace, the air door is closed, the electric heating pipe and the fan are opened, and heat is circulated and reciprocated in the drying furnace under the driving and guiding of the fan. In the drying process, the air quantity entering the drying furnace can be adjusted through the air quantity adjusting device, and after the drying is finished, damp and hot air generated in the drying furnace is discharged through the double-opening air pipe.

Further, the casing comprises a plurality of wallboards, the wallboard is double-layer board, and the inlayer of wallboard is the rock wool layer.

Implement above-mentioned technical scheme, the good thermal insulation performance of rock wool board has reduced the heat loss in the drying furnace, realizes low energy consumption stoving vegetables.

Furthermore, the air door is hinged to one of the surfaces of the shell, and sealing rubber strips are arranged on the periphery of the air door.

Implement above-mentioned technical scheme, joint strip makes the gap between air door and the casing reduce by a wide margin, makes the air door difficult after closing rock simultaneously.

Furthermore, the electric heating tube is a wavy tube, and a U-shaped shell is arranged outside the electric heating tube.

By implementing the technical scheme, the electric heating pipe is wave-shaped, the heating area is large, and the U-shaped shell covers the electric heating pipe to protect the electric heating pipe.

Further, the double-opening air pipe comprises a ventilation pipe and an exhaust pipe, and an isolation plate is arranged between the ventilation pipe and the exhaust pipe.

Implement above-mentioned technical scheme, through setting up isolated board, be divided into two with two mouthful tuber pipes, originally need two tuber pipes, only need a tuber pipe earlier can reach required purpose, practiced thrift the material.

Furthermore, an air duct partition plate is arranged on the drying support and is positioned below the double-opening air pipe.

By implementing the technical scheme, after the drying is finished, the damp and hot air in the drying furnace is communicated to the double-port air pipe through the air duct partition plate so as to guide the air direction.

Furthermore, a ventilation opening is formed in the air duct partition plate, and a conversion door is installed on the ventilation opening.

By implementing the technical scheme, when the switching door is closed, heat circularly reciprocates in the drying furnace; when the conversion door is opened, the damp and hot air is discharged from the ventilation opening, so that the conversion between the hot air internal circulation and the moisture discharge is realized.

Further, the blowing dish includes the frame and inlays the wire net at the inside wire net of frame.

Implement above-mentioned technical scheme, place vegetables on the wire net during the stoving, can make vegetables receive the hot side increase, avoid vegetables bottom ponding simultaneously.

Further, air regulation device includes fixed plate and a plurality of fly leaf, the upper and lower both ends of fixed plate are all fixed on the frame, and the both sides of fixed plate are equipped with the bracing piece, install a plurality of T shape strips along the length direction of perpendicular to bracing piece on the bracing piece, the fly leaf is installed between two adjacent T shape strips and with T shape strip sliding fit.

Implement above-mentioned technical scheme, through the relative position of adjusting fly leaf and fixed plate, adjust the hot-blast amount of wind that the fan got into in the charging tray. The movable plates are arranged in a plurality of ways, so that the air inlet volume in the material trays in different layers is different and does not interfere with each other.

To sum up, the utility model discloses following beneficial effect has:

firstly, the fan and the electric heating tube are placed in the drying furnace, so that the heat energy utilization efficiency is improved, and the attractiveness of the drying furnace is enhanced;

secondly, the conversion of hot air internal circulation and moisture exhaust is realized by installing a conversion air door on the exhaust pipe;

and thirdly, the air inlet volume in the adjusting material tray can be adjusted through the air volume adjusting device.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a frame structure according to an embodiment of the present invention;

FIG. 3 is a schematic structural view for showing the positional relationship between the fan and the electric heating tube in the embodiment of the present invention;

FIG. 4 is a schematic view of the embodiment of the present invention for showing the internal structure of the dual-port air duct;

FIG. 5 is a schematic structural view of a dual-port air duct according to an embodiment of the present invention;

FIG. 6 is a schematic structural view of an air duct partition plate according to an embodiment of the present invention;

fig. 7 is a schematic structural view of an air volume adjusting device in an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a material placing tray in an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a U-shaped housing according to an embodiment of the present invention.

Reference numerals: 1. a furnace body; 11. a frame; 111. drying the bracket; 112. a tray bracket; 113. placing a tray; 1131. an outer frame; 1132. steel wire mesh; 12. a housing; 121. a damper; 122. wall plates; 123. sealing rubber strips; 13. a support leg; 14. a double-port air pipe; 141. a vent pipe; 142. an exhaust pipe; 143. an insulating panel; 144. an air duct partition plate; 145. a switching gate; 2. an electric heating tube; 21. a U-shaped housing; 3. a fan; 4. an air volume adjusting device; 41. a fixing plate; 42. a movable plate; 43. a support bar; 44. t-shaped strips.

Detailed Description

The technical solution of the embodiment of the present invention will be described below with reference to the accompanying drawings.

As shown in fig. 1 and 2, an electric heating vegetable drying oven comprises an oven body 1 and an electric heating tube 2, wherein the oven body 1 comprises a frame 11, a shell 12, support legs 13 and a double-opening air pipe 14, the frame 11 is composed of a drying support 111 at the top and a tray bracket 112 at the bottom, the electric heating tube 2 is a wave-shaped tube, the electric heating tube 2 is fixed on the drying support 111, a U-shaped shell 21 as shown in fig. 9 is installed outside the electric heating tube 2, and the electric heating tube 2 is covered by the U-shaped shell 21 to protect the electric heating tube 2. Referring to fig. 3, a fan 3 is installed at one side of the electric heating tube 2, a plurality of material trays 113 are installed on the tray bracket 112, the casing 12 is wrapped around the frame 11, an air door 121 is installed on the casing 12, the air door 121 is hinged to one surface of the casing 12, and sealing rubber strips 123 are arranged around the air door 121. The sealing rubber strips 123 greatly reduce the gap between the air door 121 and the shell 12, and meanwhile, the air door 121 is not prone to shaking after being closed. The air quantity adjusting device 4 is installed on one side of the air door 121, the supporting legs 13 are installed at the bottom of the frame 11, and the double-opening air pipe 14 is arranged at the top of the shell 12 and communicated with the shell 12.

The shell 12 is composed of a plurality of wall plates 122, the wall plates 122 are double-layer plates, and the inner layers of the wall plates 122 are rock wool layers. The excellent heat preservation performance of rock wool board has reduced the heat loss in the drying furnace, realizes the low energy consumption vegetables of drying.

As shown in fig. 7, the air volume adjusting device 4 includes a fixed plate 41 and a plurality of movable plates 42, through holes are respectively formed on the fixed plate 41 and the movable plates 42, the upper end and the lower end of the fixed plate 41 are respectively fixed on the frame 11, support rods 43 are respectively arranged on two sides of the fixed plate 41, a plurality of T-shaped bars 44 are arranged on the support rods 43 along a length direction perpendicular to the support rods 43, and the movable plates 42 are arranged between two adjacent T-shaped bars 44 and are in sliding fit with the T-shaped bars 44. The relative position of the movable plate 42 and the fixed plate 41 is adjusted, so that the amount of hot air introduced into the tray 113 by the fan 3 is adjusted.

As shown in fig. 5, the dual-port air duct 14 includes a ventilation duct 141 and an exhaust duct 142, an isolation plate 143 is disposed between the ventilation duct 141 and the exhaust duct 142, and the isolation plate 143 divides the dual-port air duct 14 into two parts. An air duct partition plate 144 is arranged on the drying bracket 111, the air duct partition plate 144 is positioned below the double-opening air duct 14, and the damp and hot air in the drying furnace is communicated to the double-opening air duct 14 through the air duct partition plate 144. As shown in fig. 4 and 6, the air duct partition 144 is provided with a vent, the vent is provided with a switching door 145, and when the switching door 145 is closed, heat circulates in the drying oven; when the switching door 145 is opened, the damp and hot wind is discharged through the vent.

As shown in fig. 8, the tray 113 includes an outer frame 1131 and a steel wire mesh 1132 embedded inside the outer frame 1131. Placing the vegetables on the wire mesh 1132 during the stoving can make the vegetables receive the hot side increase, avoids vegetables bottom ponding simultaneously.

The specific working process is as follows: firstly, putting the vegetables into an electric heating vegetable drying furnace, closing an air door 121, opening an electric heating pipe 2 and a fan 3, and circularly reciprocating heat in the drying furnace under the driving of the fan 3. During the drying process, the switching door 145 is closed, and heat circulates in the drying oven. By adjusting the relative positions of the movable plate 42 and the fixed plate 41, the relative positions of the through holes on the movable plate 42 and the fixed plate 41 are changed, and the amount of hot air entering the tray 113 is further adjusted. After the drying is finished, the switching door 145 is opened, and the damp and hot air generated in the vegetable drying furnace is exhausted from the ventilation opening of the double-opening air pipe 14.

Claims

1. An electric heating vegetable drying oven, which comprises an oven body (1) and an electric heating tube (2), the method is characterized in that: the furnace body (1) comprises a frame (11), a shell (12), supporting legs (13) and a double-opening air pipe (14), the frame (11) is composed of a drying bracket (111) positioned at the top and a tray bracket (112) positioned at the bottom, the electric heating pipe (2) is fixed on the drying bracket (111), one side of the electric heating pipe (2) is provided with a fan (3), a plurality of material placing discs (113) are arranged on the material disc bracket (112), the shell (12) is wrapped around the frame (11), an air door (121) is arranged on the shell (12), an air volume adjusting device (4) is arranged on one side of the air door (121), the supporting legs (13) are mounted at the bottom of the frame (11), and the double-opening air pipe (14) is arranged at the top of the shell (12) and communicated with the shell (12).

2. The electric vegetable drying oven of claim 1, wherein: the shell (12) is composed of a plurality of wall plates (122), the wall plates (122) are double-layer plates, and the inner layers of the wall plates (122) are rock wool layers.

3. The electric vegetable drying oven of claim 1, wherein: the air door (121) is hinged to one surface of the shell (12), and sealing rubber strips (123) are arranged on the periphery of the air door (121).

4. The electric vegetable drying oven of claim 1, wherein: the electric heating tube (2) is a wave-shaped tube, and a U-shaped shell (21) is arranged outside the electric heating tube (2).

5. The electric vegetable drying oven of claim 1, wherein: the double-opening air pipe (14) comprises a ventilation pipe (141) and an exhaust pipe (142), and an isolation plate (143) is arranged between the ventilation pipe (141) and the exhaust pipe (142).

6. The electric vegetable drying oven of claim 5, wherein: an air duct partition plate (144) is arranged on the drying support (111), and the air duct partition plate (144) is located below the double-opening air pipe (14).

7. The electric vegetable drying oven of claim 6, wherein: the air duct partition plate (144) is provided with a ventilation opening, and the ventilation opening is provided with a conversion door (145).

8. The electric vegetable drying oven of claim 1, wherein: the emptying disc (113) comprises an outer frame (1131) and a steel wire mesh (1132) embedded in the outer frame (1131).

9. The electric vegetable drying oven of claim 1, wherein: air regulation apparatus (4) are including fixed plate (41) and a plurality of fly leaf (42), the upper and lower both ends of fixed plate (41) are all fixed on frame (11), and the both sides of fixed plate (41) are equipped with bracing piece (43), a plurality of T shape strips (44) are installed along the length direction of perpendicular to bracing piece (43) on bracing piece (43), fly leaf (42) install between adjacent two T shape strips (44) and with T shape strip (44) sliding fit.