CN213020642U

CN213020642U - Hot air circulation oven

Info

Publication number: CN213020642U
Application number: CN202022081657.9U
Authority: CN
Inventors: 陈庆磊
Original assignee: Kunshan Nuobaid Instrument Equipment Co ltd
Current assignee: Kunshan Nuobaid Instrument Equipment Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-04-20
Anticipated expiration: 2030-09-21

Abstract

The utility model discloses a heated air circulation oven, including outer box and interior box, interior box is located the outer box and is connected with the outer box, it has two-way vertical hinged door to articulate on the outer box, be provided with the thermal cycle subassembly in the interior box, be provided with the extrinsic cycle subassembly on the interior box, the extrinsic cycle subassembly runs through the outer box and is connected with gas treatment equipment, can effectively toast the product that the composition is complicated, can produce volatility toxic gas.

Description

Hot air circulation oven

Technical Field

The utility model relates to a toast technical field, especially relate to heated air circulation oven.

Background

An oven is a sealed electric appliance for baking food or drying products, and is classified into a home electric appliance and an industrial oven. The industrial oven is a universal drying device, consists of a steel plate box body and fiber fillers, and is matched with a hot air circulating system for use. Industrial ovens are used for drying various industrial materials and are commonly used in the industrial production field.

The mode that industry oven passes through heated air circulation heats, compare with ordinary heat dissipation heating methods, there is better gas mobility, can accelerate the drying rate of material in the industry oven, but current industry oven is in order to let the box cooling after toasting the completion, can be directly with hot-blast emission to the air in, when the oven is complicated to the composition, can produce the product of volatility toxic gas and toast, the gas that discharges will the polluted environment, produce harm to operating personnel's health.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a hot air circulating oven which can effectively bake the product with complex components and volatile toxic gas.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the utility model provides a heated air circulation oven, includes outer box and interior box, interior box is located the outer box and is connected with the outer box, it has two-way vertical hinged door to articulate on the outer box, be provided with the thermal cycle subassembly in the interior box, be provided with the extrinsic cycle subassembly on the interior box, the extrinsic cycle subassembly runs through the outer box and is connected with gas treatment equipment.

The utility model provides a heated air circulation oven, its beneficial effect is: through articulated two-way vertical hinged door on outer box, the staff of avoiding getting into in the outer box can't open the door from outer box inside, leads to taking place the production accident, is provided with the thermal cycle subassembly in the box including for toast the product, be provided with the extrinsic cycle subassembly of being connected with gas treatment equipment on the box including, be used for handling the volatility toxic gas that toasts the product production, avoid gaseous polluted environment in the direct air of discharging.

Further, the thermal cycle subassembly includes circulation room, heating pipe and a plurality of circulation air exhauster, the circulation room have with the opening of two-way vertical hinged door intercommunication and be provided with a plurality of curb plates of through-hole, a determining deviation has and forms the heating space between curb plate and the interior box inner wall, the heating pipe sets up in the heating space, interior box top is provided with the air inlet box body, air inlet box body and heating space intercommunication, the circulation air exhauster sets up in circulation room top and the air intake of circulation air exhauster all towards the heating space, the extrinsic cycle subassembly set up in circulation room top and with circulation room intercommunication, air inlet box body intake back, gaseous through circulation air exhauster extraction it flows to circulation room one side after the heating space internal heating to toast the product after getting into the circulation room.

Further, curb plate quantity is three and includes two filters and a circulation board, circulation board and two filter tops and bottom are connected with mounting panel and interior box respectively, two one side of filter is connected with circulation board both sides respectively, the opposite side with the mounting panel forms the opening, be provided with a plurality of filtration through-holes on the filter, be provided with a plurality of circulation through-holes on the circulation board, make gaseous effect that realizes the circulation through filtering through-hole and circulation through-hole.

Further, the heating space is including the circulation heating space that is located between filter and the interior box and the air inlet heating space that is located between circulation board and the interior box, the heating pipe is including setting up the circulation heating wire in the circulation heating space and setting up the air inlet heating wire in the air inlet heating space, heats gas, toasts the product through hot-blast.

Further, the extrinsic cycle subassembly includes the suction line way, handles air exhauster and treatment tube way, suction line way one end and circulation room intercommunication, the other end with the air intake connection of handling the air exhauster, the air outlet and the treatment tube way of handling the air exhauster are connected, the treatment tube way is connected with gas treatment equipment, handles toxic gas through gas treatment equipment, avoids gaseous polluted environment in directly discharging into the air.

Furthermore, a water drainage device is arranged on the processing pipeline, and a ball valve is arranged in the water drainage device, so that gas is prevented from being changed into liquid to flow back into the oven after entering the gas processing equipment.

Further, the air inlet box body is including the portion of ventilating and the connecting portion that are connected, the junction of portion of ventilating and connecting portion is provided with the connecting plate and is connected with outer box through the connecting plate, connecting portion are located the outer box and are connected with interior box, connecting portion and air inlet heating space intercommunication, the portion of ventilating is located and is provided with a plurality of ventilation holes on outer box top and the portion of ventilating lateral wall, through setting up the ventilation hole air inlet on the lateral wall, can effectively avoid the dust to get into in the box.

Furthermore, a plurality of wire boxes are arranged on the outer box body and communicated with each other, any one of the wire boxes is connected with the electric box, and the electric box is arranged on one side of the outer box body and used for protecting the electric wires.

Furthermore, the bottom of the inner box body is provided with a placing channel in parallel, so that a trolley for placing products can be pushed into the inner box body conveniently.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the inner box;

FIG. 3 is a top view and a flow diagram of the inner box;

fig. 4 is a schematic structural view of an external circulation assembly.

In the figure:

1-outer box body; 2-an inner box body; 3-a bidirectional vertical hinged door; 4-air intake box body; 41-a ventilation part; 42-a connecting portion; 43-a vent hole; 5-an air draft pipeline; 6-circulating exhaust fan; 7-a filter plate; 71-a filter through hole; 8-a circulation plate; 81-circulation through holes; 9-mounting a plate; 10-circulating the heating wire; 11-air intake electric heating wire; 12-treating the exhaust fan; 13-treating the pipeline; 14-routing box; 15-an electric box; 16-placing a channel; 17-a circulation chamber; 18-a cyclic heating space; 19-air intake heating space.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to the attached drawings 1-4, a heated air circulation oven comprises an outer box body 1 and an inner box body 2, wherein the inner box body 2 is positioned in the outer box body 1 and is connected with the outer box body 1, a placing channel 16 is arranged at the bottom of the inner box body 2 in parallel and is convenient for pushing a cart with a product, a bidirectional vertical hinged door 3 is hinged on the outer box body 1 to prevent workers entering the outer box body 1 from being trapped in the outer box body 1 to cause production accidents, a plurality of wire routing boxes 14 are arranged on the outer box body 1 and are communicated with each other, any wire routing box 14 is connected with an electric box 15 to protect electric wires, and the electric box 15 is arranged on one side of the outer box body 1;

the inner box body 2 is internally provided with a thermal circulation component, the thermal circulation component comprises a circulation chamber 17, a heating pipe and a plurality of circulation exhaust fans 6, the circulation chamber 17 is provided with an opening communicated with the bidirectional vertical hinged door 3 and a plurality of side plates provided with through holes, the number of the side plates is three and comprises two filter plates 7 and a circulation plate 8, the tops and bottoms of the circulation plate 8 and the two filter plates 7 are respectively connected with the mounting plate 9 and the inner box body 2, one sides of the two filter plates 7 are respectively connected with two sides of the circulation plate 8, the other sides of the two filter plates 7 form openings with the mounting plate 9, the filter plates 7 are provided with a plurality of filtering through holes 71, the circulation plate 8 is provided with a plurality of circulation through holes 81, a certain distance is reserved between the filter plates 7 and the circulation plate 8 and the inner wall of the inner box body 2 to form a heating space, the heating space comprises a circulation heating space 18 positioned between, a circulating heating wire 10 is arranged in the circulating heating space 18, an air inlet heating wire 11 is arranged in the air inlet heating space 19, an air inlet box body 4 is arranged at the top of the inner box body 2, the air inlet box body 4 comprises a ventilation part 41 and a connecting part 42 which are connected, a connecting plate is arranged at the joint of the ventilation part 41 and the connecting part 42 and is connected with the outer box body 1 through the connecting plate, the connecting part 42 is positioned in the outer box body 1 and is connected with the inner box body 2, the connecting part 42 is communicated with the air inlet heating space 19, the ventilation part 41 is positioned at the top of the outer box body 1, a plurality of ventilation holes 43 are arranged on the side wall of the ventilation part 41, dust can be effectively prevented from entering by arranging the air inlet on the side surface, the circulating exhaust fan 6 is arranged at the top of the circulating chamber 17, the air inlet of the circulating exhaust fan 6, one end of the air pumping pipeline 5 is communicated with the circulating chamber 17, the other end of the air pumping pipeline is connected with an air inlet of the treatment exhaust fan 12, an air outlet of the treatment exhaust fan 12 is connected with the treatment pipeline 13, the treatment pipeline 13 is connected with the gas treatment equipment, a drainage device is arranged on the treatment pipeline 13, and a ball valve is arranged in the drainage device to prevent gas from becoming liquid and flowing back into the oven after entering the gas treatment equipment.

The specific working process is as follows: the gas enters the air inlet heating space 19 from the vent hole 43, part of the gas is extracted by the circulating exhaust fan 6 and enters the circulating heating space 18 from the air inlet heating space 19, the other part of the gas is heated by the air inlet heating wire 11 and then directly enters the circulating chamber 17 through the circulating through hole 81 to bake the product, the gas entering the circulating heating space 18 is heated by the circulating heating wire 10 to be changed into hot air, the hot air enters the circulating chamber 17 through the filtering through hole 71 on the filter plate 7 to bake the product in the circulating chamber 17, part of the hot air enters the air inlet heating space 19 from the circulating through hole 81 of the circulating plate 8 to circulate, the product is baked again, the other part of the hot air is sucked into the exhaust pipeline 5 by the processing exhaust fan 23 and enters the gas processing equipment through the processing pipeline 13 to process the toxic and harmful waste gas, so that the product which is easy to generate volatile and toxic gas can be baked effectively, the pollution of the environment is avoided.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a heated air circulation oven, includes outer box (1) and interior box (2), interior box (2) are located outer box (1) and are connected its characterized in that with outer box (1): the gas treatment device is characterized in that the outer box body (1) is hinged with a bidirectional vertical hinged door (3), a thermal circulation assembly is arranged in the inner box body (2), an outer circulation assembly is arranged on the inner box body (2), and the outer circulation assembly penetrates through the outer box body (1) and is connected with a gas treatment device.

2. The heated air circulation oven of claim 1, wherein: the thermal cycle subassembly includes circulation room (17), heating pipe and a plurality of circulation air exhauster (6), circulation room (17) have with the opening of two-way vertical hinged door (3) intercommunication and be provided with a plurality of curb plates of through-hole, a determining deviation and formation heating space have between curb plate and interior box (2) inner wall, the heating pipe sets up in heating space, interior box (2) top is provided with air inlet box body (4), air inlet box body (4) and heating space intercommunication, circulation air exhauster (6) set up in circulation room (17) top and the air intake of circulation air exhauster (6) all towards heating space, the extrinsic cycle subassembly sets up in circulation room (17) top and communicates with circulation room (17).

3. The heated air circulation oven of claim 2, wherein: curb plate quantity is three and includes two filter (7) and one circulation board (8), circulation board (8) and two filter (7) tops and bottom are connected with mounting panel (9) and interior box (2) respectively, two one side of filter (7) is connected with circulation board (8) both sides respectively, the opposite side with mounting panel (9) form the opening, be provided with a plurality of filter through-holes (71) on filter (7), be provided with a plurality of circulation through-holes (81) on circulation board (8).

4. The heated air circulation oven of claim 3, wherein: the heating space comprises a circulating heating space (18) between the filter plate (7) and the inner box body (2) and an air inlet heating space (19) between the circulating plate (8) and the inner box body (2), and the heating pipe comprises a circulating heating wire (10) arranged in the circulating heating space (18) and an air inlet heating wire (11) arranged in the air inlet heating space (19).

5. The heated air circulation oven of claim 1, wherein: the extrinsic cycle subassembly includes air suction pipeline (5), handles air exhauster (12) and processing pipeline (13), air suction pipeline (5) one end and circulation room (17) intercommunication, the other end with handle the air intake connection of air exhauster (12), the air outlet and the processing pipeline (13) of handling air exhauster (12) are connected, processing pipeline (13) are connected with gas treatment equipment.

6. The heated air circulation oven of claim 5, wherein: and a drainage device is arranged on the treatment pipeline (13), and a ball valve is arranged in the drainage device.

7. The heated air circulation oven of claim 4, wherein: the air inlet box body (4) is including ventilation portion (41) and connecting portion (42) that are connected, the junction of ventilation portion (41) and connecting portion (42) is provided with the connecting plate and is connected with outer box (1) through the connecting plate, connecting portion (42) are located outer box (1) and are connected with interior box (2), connecting portion (42) and air inlet heating space (19) intercommunication, ventilation portion (41) are located outer box (1) top and are provided with a plurality of ventilation holes (43) on ventilation portion (41) lateral wall.

8. The heated air circulation oven of claim 1, wherein: the outer box body (1) is provided with a plurality of wire walking boxes (14) which are communicated with one another, any one of the wire walking boxes (14) is connected with the electric box (15), and the electric box (15) is arranged on one side of the outer box body (1).

9. The heated air circulation oven of claim 1, wherein: the bottom of the inner box body (2) is provided with a placing channel (16) in parallel.