CN219083537U - Electrothermal blowing constant temperature drying oven - Google Patents
Electrothermal blowing constant temperature drying oven Download PDFInfo
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- CN219083537U CN219083537U CN202222570263.9U CN202222570263U CN219083537U CN 219083537 U CN219083537 U CN 219083537U CN 202222570263 U CN202222570263 U CN 202222570263U CN 219083537 U CN219083537 U CN 219083537U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model discloses an electrothermal blowing constant temperature drying oven, which relates to the technical field of drying ovens, and in particular relates to an electrothermal blowing constant temperature drying oven. Through the cooperation setting of top board, exhaust bottom plate, exhaust temperature sensor and the temperature sensor of breathing in, make this electrothermal blowing constant temperature drying cabinet possess the effect that the temperature is convenient for control and temperature are even, through drying cabinet casing, heating sleeve pipe and the sheathed tube cooperation setting of blowing, make this electrothermal blowing constant temperature drying cabinet possess the effect that blowing structure and heating structure are convenient for dismouting and then realize being convenient for maintain.
Description
Technical Field
The utility model relates to the technical field of drying boxes, in particular to an electrothermal blowing constant-temperature drying box.
Background
The electric heating forced air drying box is also called an oven, and the forced air circulation drying test is carried out by adopting an electric heating mode, namely, hot air is blown out by a circulating fan, so that the temperature balance in the box is ensured, and the electric heating forced air drying box is a common instrument and equipment and is mainly used for drying samples and can also provide a temperature environment required by the test.
But the current electric heat blast drying cabinet has some defects in the use, and on the one hand heating pipe direct mount is at the inner wall in baking chamber and the internal circulation is poor to lead to baking intracavity temperature inhomogeneous and temperature inconvenient control, and on the other hand blast structure and heating structure inconvenient dismouting lead to inconvenient maintenance.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides an electrothermal blowing constant temperature drying oven, which solves the problems in the background art.
(II) technical scheme
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an electric heat blast air constant temperature drying cabinet, includes the drying cabinet casing, the baking chamber has been seted up in the place ahead of drying cabinet casing, the heating notch has been seted up at the rear of baking chamber diagonal angle to the drying cabinet casing, the last roof fixedly connected with roof that breathes in of baking chamber, the lower bottom surface fixedly connected with exhaust bottom plate of baking chamber, the bottom surface fixedly connected with base that admits air of heating notch, one side fixedly connected with base blast pipe of base blast pipe, the pipe wall threaded connection of base blast pipe has exhaust temperature sensor, the top fixedly connected with heating sleeve of base admits air, heating sleeve's inside is provided with spiral heating pipe, heating sleeve's surface parcel has thermal-insulated cotton, the top grafting of heating sleeve has the blast sleeve, the side fixedly connected with blast air breathing pipe of blast sleeve top, the pipe wall threaded connection of blast air breathing pipe has temperature sensor that breathes in, blast sleeve's top fixedly connected with speed motor, speed motor's outer surface fixedly connected with flabellum.
Preferably, the air suction top plate and the air discharge bottom plate are hollow metal plates, the length and width dimensions of the air suction top plate and the air discharge bottom plate are the same as those of the baking cavity, a plurality of air suction holes are uniformly formed in the lower part of the air suction top plate, and a plurality of air discharge holes are uniformly formed in the upper part of the air discharge bottom plate.
Preferably, the inner cavity of the air suction top plate is communicated with the air blowing and sucking pipe through a pipeline, and the inner cavity of the air discharging bottom plate is communicated with the base exhaust pipe through a pipeline.
Preferably, the spiral heating pipe is in clearance fit with the heating sleeve, a through hole is formed in the middle of the spiral heating pipe, the lower end of the spiral heating pipe is higher than the lower end of the heat insulation cotton, and the upper end of the spiral heating pipe is lower than the upper end of the heat insulation cotton.
Preferably, the lower part of the heating sleeve is fixedly connected with a sleeve lower flange with the outer diameter same as the outer diameter of the air inlet base in a welding mode, the heating sleeve is fixedly connected with the air inlet base through a sleeve lower flange matching screw, and the inner diameter of a sleeve lower flange middle hole is the same as the inner diameter of a spiral heating pipe middle through hole.
Preferably, the lower end of the air blasting sleeve is inserted into the heating sleeve, the air blasting sleeve is fixedly connected with the heating sleeve through a screw, the outer diameter of the fan blade is slightly smaller than the inner diameter of the air blasting sleeve, and the height of the fan blade is lower than that of the air blasting suction pipe.
(III) beneficial effects
The utility model provides an electrothermal blowing constant temperature drying oven, which has the following beneficial effects:
1. this electrothermal blowing constant temperature drying cabinet sets up through the cooperation of breathing in roof, exhaust bottom plate, exhaust temperature sensor and breathing in temperature sensor, makes this electrothermal blowing constant temperature drying cabinet possess the temperature and be convenient for control and the even effect of temperature, and the heating pipe of this drying cabinet is not directly fixed in toasting the intracavity, and the heat passes through two pipeline business turn over toasting the chamber of installing temperature sensor and then realizes being convenient for control and control temperature, and the heat is through breathing in roof and exhaust bottom plate and form the upper and lower convection current of large tracts of land in toasting the intracavity and make the temperature even.
2. This electrothermal blowing constant temperature drying cabinet sets up through drying cabinet casing, heating sleeve pipe and the sheathed tube cooperation of blasting, makes this electrothermal blowing constant temperature drying cabinet possess the effect that blast structure and heating structure are convenient for dismouting and then realize being convenient for maintain, and the heating notch is offered out at the rear alone to the drying cabinet casing and is used for installing blast structure and heating structure, and wherein blast structure and heating structure comprise interconnect's tubular structure's heating sleeve pipe and blast sleeve pipe, not only compact structure and with the junction of drying cabinet very few and then convenient to detach and then realize being convenient for maintain.
Drawings
FIG. 1 is a schematic view of a first overall perspective view of the present utility model;
FIG. 2 is a schematic structural view of a second overall perspective view of the present utility model;
FIG. 3 is a schematic view of a partial perspective view of the present utility model;
fig. 4 is a schematic view of a partial cross-sectional view of the present utility model.
In the figure: 1. a drying oven housing; 101. a baking chamber; 102. a heating slot; 2. a suction top plate; 3. an exhaust floor; 4. an air inlet base; 401. a base exhaust pipe; 5. an exhaust gas temperature sensor; 6. heating the sleeve; 7. a spiral heating pipe; 8. thermal insulation cotton; 9. a blast sleeve; 901. blowing and sucking pipe; 10. an intake air temperature sensor; 11. a speed regulating motor; 12. and (3) a fan blade.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1 to 4, the present utility model provides a technical solution: an electrothermal blowing constant temperature drying oven comprises a drying oven shell 1, a baking cavity 101 is arranged in front of the drying oven shell 1, a heating notch 102 is arranged behind an oblique angle between the drying oven shell 1 and the baking cavity 101, an air suction top plate 2 is fixedly connected to an upper top wall of the baking cavity 101, an air discharge bottom plate 3 is fixedly connected to a lower bottom surface of the baking cavity 101, the air suction top plate 2 and the air discharge bottom plate 3 are hollow metal plates, the length and width dimensions of the air suction top plate 2 and the air discharge bottom plate 3 are the same as those of the baking cavity 101, a plurality of air suction holes are uniformly arranged below the air suction top plate 2, a plurality of exhaust holes are uniformly arranged above the air discharge bottom plate 3, an air inlet base 4 is fixedly connected to the bottom surface of the heating notch 102, a base exhaust pipe 401 is fixedly connected to one side of the air inlet base 4, and the inner cavity of the air discharge bottom plate 3 is communicated with the base exhaust pipe 401 through a pipeline, the pipe wall of the base exhaust pipe 401 is connected with an exhaust temperature sensor 5 in a threaded manner, a heating sleeve 6 is fixedly connected above the air inlet base 4, a spiral heating pipe 7 is arranged inside the heating sleeve 6, a sleeve lower flange with the outer diameter identical to the outer diameter of the air inlet base 4 is fixedly connected below the heating sleeve 6 in a welding manner, the heating sleeve 6 is fixedly connected with the air inlet base 4 through a sleeve lower flange matching screw, the inner diameter of a sleeve lower flange middle hole is identical to the inner diameter of a middle through hole of the spiral heating pipe 7, the outer surface of the heating sleeve 6 is wrapped with heat insulation cotton 8, the spiral heating pipe 7 is in clearance fit with the heating sleeve 6, a through hole is arranged in the middle of the spiral heating pipe 7, the lower end of the spiral heating pipe 7 is higher than the lower end of the heat insulation cotton 8, the upper end of the spiral heating pipe 7 is lower than the upper end of the heat insulation cotton 8, a blast sleeve 9 is inserted above the heating sleeve 6, the side fixedly connected with blast air breathing pipe 901 of blast air sleeve pipe 9 top, the inner chamber of breathing in roof 2 communicates with blast air breathing pipe 901 through the pipeline, the pipe wall threaded connection of blast air breathing pipe 901 has temperature sensor 10 that breathes in, the top fixedly connected with speed governing motor 11 of blast air sleeve pipe 9, the surface fixedly connected with flabellum 12 of the pivot of speed governing motor 11, the inside of heating sleeve pipe 6 is pegged graft to the lower extreme of blast air sleeve pipe 9, blast air sleeve pipe 9 passes through screw fixed connection with heating sleeve pipe 6, the external diameter size of flabellum 12 is slightly less than the internal diameter size of blast air sleeve pipe 9, the height of flabellum 12 is less than blast air breathing pipe 901.
When in use, firstly, the speed regulating motor 11 is powered, the motor rotating shaft rotates after the speed regulating motor 11 is powered, the fan blades 12 are driven to drive the fan blades 12 to drive the air in the air blowing sleeve 9 to flow from top to bottom, the air blowing sleeve 9 sucks air from the air blowing suction pipe 901 and exhausts the air from the base exhaust pipe 401, the base exhaust pipe 401 is communicated with the exhaust bottom plate 3 at the bottom of the baking cavity 101, the air blowing suction pipe 901 is communicated with the air suction top plate 2 at the top of the baking cavity 101, the air suction top plate 2 and the air suction bottom plate 3 already cover the top surface and the bottom surface of the whole baking cavity 101, convection covering the whole baking cavity 101 from bottom to top is formed in the baking cavity 101, so that the air in the baking cavity 101 flows uniformly, the spiral heating pipe 7 further works to generate heat, and then the air flow continuously supplies heat uniformly into the baking cavity 101, when the temperature detected by the air suction temperature sensor 10 is smaller than the set temperature, the heat productivity of the spiral heating pipe 7 is increased, whereas when the temperature detected by the air suction temperature sensor 10 is larger than the set temperature, the heat productivity of the spiral heating pipe 7 is reduced, and the difference between the temperature value detected by the air discharge temperature sensor 5 and the temperature value detected by the air suction temperature sensor 10 cannot exceed the set value, if the set value is exceeded, the heat productivity of the spiral heating pipe 7 is reduced and the rotation speed of the speed regulating motor 11 is increased, the temperature in the drying oven can be well controlled by coordinating the heat productivity of the spiral heating pipe 7 and the rotation speed of the speed regulating motor 11 through the temperature values detected by the air discharge temperature sensor 5 and the air suction temperature sensor 10, and the detection is facilitated because the air blast structure and the heating structure are intensively installed in the heating notch 102, and the heating structure and the air blast structure are fixed into a whole through screws and installed on the air intake base 4 through four screws, the blower structure and the heating structure can be detached basically by detaching the four screws, and the rest connecting parts are the circuits and the pipelines which are convenient to disconnect, for example, the circuits are connected quickly by connectors, the pipelines are connected by high-temperature-resistant hoses, and the heating structure and the blower structure can be detached independently easily, so that the blower structure is convenient to maintain.
To sum up, this electrothermal blowing constant temperature drying cabinet, through the cooperation setting of breathing in roof 2, exhaust bottom plate 3, exhaust temperature sensor 5 and breathing in temperature sensor 10, make this electrothermal blowing constant temperature drying cabinet possess the effect that the temperature is convenient for control and temperature is even, the heating pipe of this drying cabinet is not directly fixed in toasting chamber 101, the heat passes through two pipelines business turn over toasting chamber 101 that install temperature sensor and then realizes being convenient for control and temperature, the heat passes through the upper and lower convection current that the roof 2 and exhaust bottom plate 3 form the large tracts of land in toasting chamber 101 makes the temperature even, cooperation setting through drying cabinet casing 1, heating sleeve 6 and blasting sleeve 9 makes this electrothermal blowing constant temperature drying cabinet possess blast structure and heating structure and be convenient for dismouting and then realize the effect of being convenient for maintain, heating notch 102 is offered alone at the rear to be used for installing blast structure and heating structure, wherein blast structure and heating structure comprise interconnect's heating sleeve 6 and blast sleeve 9, compact structure and junction with the drying cabinet are little and then be convenient for dismantlement and then realize being convenient for maintain.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (6)
1. The utility model provides an electric heat blast constant temperature drying cabinet, includes drying cabinet casing (1), its characterized in that: the utility model discloses a drying cabinet, including drying cabinet casing (1), baking chamber (101) have been seted up in the place ahead of drying cabinet casing (1), heating notch (102) have been seted up at the rear of baking chamber (101) diagonal angle, the last roof fixedly connected with roof (2) of breathing in of baking chamber (101), the lower bottom surface fixedly connected with exhaust bottom plate (3) of baking chamber (101), the bottom surface fixedly connected with base (4) of admitting air of heating notch (102), one side fixedly connected with base blast pipe (401) of base (4) of admitting air, the pipe wall threaded connection of base blast pipe (401) has exhaust temperature sensor (5), the top fixedly connected with heating sleeve (6) of base (4) of admitting air, the inside of heating sleeve (6) is provided with spiral heating pipe (7), the surface parcel of heating sleeve (6) has thermal-insulated cotton (8), the top grafting of heating sleeve (6) has blast sleeve (9), the side fixedly connected with blast breathing pipe (901) of blast sleeve (9) top, the pipe threaded connection of blast breathing pipe (901) has temperature sensor (10) of admitting air, one side fixedly connected with of blast sleeve (9) top speed motor (11), the top fixedly connected with (11) of blast sleeve (9) fan blade (11).
2. The electrothermal blowing thermostatic drying oven according to claim 1, wherein: the air suction top plate (2) and the air discharge bottom plate (3) are hollow metal plates, the length and width dimensions of the air suction top plate (2) and the air discharge bottom plate (3) are the same as those of the baking cavity (101), a plurality of air suction holes are uniformly formed in the lower part of the air suction top plate (2), and a plurality of air discharge holes are uniformly formed in the upper part of the air discharge bottom plate (3).
3. The electrothermal blowing thermostatic drying oven according to claim 1, wherein: the inner cavity of the air suction top plate (2) is communicated with the air blowing and sucking pipe (901) through a pipeline, and the inner cavity of the air discharging bottom plate (3) is communicated with the base exhaust pipe (401) through a pipeline.
4. The electrothermal blowing thermostatic drying oven according to claim 1, wherein: the spiral heating pipe (7) is in clearance fit with the heating sleeve (6), a through hole is formed in the middle of the spiral heating pipe (7), the lower end of the spiral heating pipe (7) is higher than the lower end of the heat insulation cotton (8), and the upper end of the spiral heating pipe (7) is lower than the upper end of the heat insulation cotton (8).
5. The electrothermal blowing thermostatic drying oven according to claim 1, wherein: the lower part of the heating sleeve (6) is fixedly connected with a sleeve lower flange with the outer diameter same as that of the air inlet base (4) in a welding mode, the heating sleeve (6) is fixedly connected with the air inlet base (4) through a sleeve lower flange matching screw, and the inner diameter size of a sleeve lower flange middle hole is the same as that of a spiral heating pipe (7) middle through hole.
6. The electrothermal blowing thermostatic drying oven according to claim 1, wherein: the lower end of the air blasting sleeve (9) is inserted into the heating sleeve (6), the air blasting sleeve (9) is fixedly connected with the heating sleeve (6) through a screw, the outer diameter size of the fan blade (12) is slightly smaller than the inner diameter size of the air blasting sleeve (9), and the height of the fan blade (12) is lower than that of the air blasting suction pipe (901).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222570263.9U CN219083537U (en) | 2022-09-27 | 2022-09-27 | Electrothermal blowing constant temperature drying oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222570263.9U CN219083537U (en) | 2022-09-27 | 2022-09-27 | Electrothermal blowing constant temperature drying oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219083537U true CN219083537U (en) | 2023-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222570263.9U Active CN219083537U (en) | 2022-09-27 | 2022-09-27 | Electrothermal blowing constant temperature drying oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219083537U (en) |
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2022
- 2022-09-27 CN CN202222570263.9U patent/CN219083537U/en active Active
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