CN214148596U

CN214148596U - Hot air oven for drying traditional Chinese medicine

Info

Publication number: CN214148596U
Application number: CN202022108958.6U
Authority: CN
Inventors: 王玉珍; 李玉娥
Original assignee: Henan Yushengtang Food And Nutrition Technology Co ltd
Current assignee: Henan Yushengtang Food And Nutrition Technology Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-09-07
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses a hot-blast oven is used in traditional chinese medicine drying, including shell, drying chamber, stoving frame, power, supporting legs, the shell side sets up air inlet and gas vent, the air inlet other end links to each other with the filter cartridge, the filter cartridge export is provided with the fan, fan and intake-tube connection, 2 coil pipes intercommunication at the intake pipe other end and the drying chamber back, the coil pipe encircles on the electric rod, the other end of coil pipe is gathered together and is linked to each other with the honeycomb duct of drying chamber bottom, the top of drying chamber links to each other with the entry of blast pipe, the blast pipe by the drying chamber top extends to the drying chamber bottom, upwards extends once more after with the intake pipe heat transfer, with the gas vent is connected. The utility model discloses an intake pipe and blast pipe carry out the heat transfer to novel air and waste gas, have improved energy utilization, adopt honeycomb duct and fan to promote the interior gas flow of drying chamber for the stoving speed.

Description

Hot air oven for drying traditional Chinese medicine

Technical Field

The utility model relates to a traditional chinese medicine draws technical field, specifically is a hot-blast oven is used in traditional chinese medicine drying.

Background

In the traditional Chinese medicine processing process, the plant medicines are often required to be dried for convenient storage and processing, in order to ensure the quality of the traditional Chinese medicines, the traditional Chinese medicines are required to be quickly dried at a lower temperature, a common device is a hot air oven, the existing oven is mostly a hot air circulation air box, hot air circulates in the box body, and under the airtight environment of the oven, water vapor generated in the drying process is continuously accumulated, so that the humidity in the oven is continuously increased, and the drying efficiency is reduced; although the semi-circulating hot air oven can discharge water vapor through the air outlet, the drying efficiency is ensured, a large amount of heat is lost, and the energy consumption is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a hot-blast oven is used in traditional chinese medicine drying to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a hot-blast oven is used in traditional chinese medicine drying, includes shell, drying chamber, stoving frame, power, supporting legs, the shell side sets up air inlet and gas vent, the air inlet other end links to each other with the filter cartridge, the filter cartridge export is provided with the fan, fan and intake-tube connection, the intake-tube other end communicates with 2 coil pipes at the drying chamber back, the coil pipe encircles on the electric rod, the other end of coil pipe gathers together and links to each other with the honeycomb duct of drying chamber bottom, the top of drying chamber links to each other with the entry of blast pipe, the blast pipe by the drying chamber top extends to drying chamber bottom, and with upwards extend once more after the intake-tube heat transfer, with the gas vent is connected, the fan the electric rod with power electric connection.

Preferably, the air inlet pipe and the exhaust pipe form a double-layer pipeline structure at the bottom of the drying chamber, the air inlet pipe is located at the outer layer, and the exhaust pipe is located at the inner layer.

Preferably, the filter cartridge is filled with a filter element.

Preferably, a thermocouple is arranged on the side wall of the upper part of the drying chamber and is electrically connected with the power supply.

Preferably, a temperature controller is arranged in the power supply and electrically connected with the thermocouple and the electric heating rod.

Compared with the prior art, the utility model has the advantages of as follows:

1. the utility model discloses a fan and intake pipe send the drying chamber into with the lower air suction of external humidity after heating, constantly discharge from the top through the blast pipe with the higher air of drying chamber upper portion humidity simultaneously, prevent that drying chamber steam from accumulating, have improved drying efficiency.

2. The utility model discloses a double-deck pipeline structure of blast pipe and intake pipe makes the low temperature air of fan suction intake pipe and the high temperature air of blast pipe carry out the heat transfer, collects the heat of blast pipe air, has effectively reduced the energy consumption.

3. The utility model discloses divide into two tunnel entering coil pipes with the intake pipe, then through 2 electrothermal tube heating, compare in single electrothermal tube heating methods, heating efficiency is higher.

Drawings

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

Fig. 2 is a partial structural plan view of the present invention.

Fig. 3 is a right side view of the partial structure of the present invention.

In the figure, 1, a housing; 2. an air inlet; 3. an exhaust port; 4. a filter box; 5. a fan; 6. an air inlet pipe; 7. an exhaust pipe; 8. a coil pipe; 9. an electric heating rod; 10. a flow guide pipe; 11. a power source; 12. supporting legs; 13. a drying chamber; 14. a filter element; 15. a thermocouple; 16. and (5) drying rack.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a hot-blast oven is used in traditional chinese medicine drying, which comprises an outer shell 1, drying chamber 13, stoving frame 16, power 11, supporting legs 12, 1 side of shell sets up air inlet 2 and gas vent 3, the 2 other ends of air inlet link to each other with filter cartridge 4, filter cartridge 4 export is provided with fan 5, fan 5 and intake pipe 6 are connected, 2 coil pipes 8 intercommunication at the 6 other ends of intake pipe and the drying chamber back, coil pipe 8 encircles on electric rod 9, coil pipe 8's the other end gathers together and links to each other with honeycomb duct 10 of drying chamber bottom, drying chamber 13's top links to each other with the entry of blast pipe 7, blast pipe 7 extends to drying chamber 13 bottom by drying chamber 13 top, and upwards extend once more after 6 heat transfer with the intake pipe, be connected with gas vent 3, fan 5, electric rod 9 and power 11 electric connection.

The air inlet pipe 6 and the exhaust pipe 7 form a double-layer pipeline structure at the bottom of the drying chamber 13, the air inlet pipe 6 is located at the outer layer, and the exhaust pipe 7 is located at the inner layer.

The filter cartridge 4 is filled with a filter element 14.

The side wall of the upper part of the drying chamber 13 is provided with a thermocouple 15, and the thermocouple 15 is electrically connected with the power supply 11.

The temperature controller 17 is arranged in the power supply, and the temperature controller 17 is electrically connected with the thermocouple 15 and the electric heating rod 9.

Specifically, the coil pipe 8 is made of red copper and has a pipe diameter of 10 mm.

Specifically, the type of the electric heating rod 9 is an internal leading-out single-head heating rod, the diameter phi is 20mm, and the input voltage is 380V.

Specifically, the thermocouple 15 is a K-type thermocouple.

The working principle of the utility model is as follows: during the use, put the traditional chinese medicine that needs to dry on stoving frame 16 uniformly, set for the stoving temperature through power 11, control electric rod 9 heats the air in coil pipe 8, drying chamber 13 bottom is sent into to the rethread honeycomb duct 10, hot-air gets into from drying chamber 13 bottom, because the effect hot-air of heat convection rises and takes away the moisture in the traditional chinese medicine, then gets into the air in blast pipe 7 and the intake pipe 6 and carry out the heat transfer, discharge by gas vent 3 after the cooling, finally make the traditional chinese medicine dry.

Claims

1. The utility model provides a hot-blast oven is used in drying of traditional chinese medicine, includes shell (1), drying chamber (13), stoving frame (16), power (11), supporting legs (12), its characterized in that: the side surface of the shell (1) is provided with an air inlet (2) and an air outlet (3), the other end of the air inlet (2) is connected with a filter box (4), a fan (5) is arranged at the outlet of the filter box (4), the fan (5) is connected with an air inlet pipe (6), the other end of the air inlet pipe (6) is communicated with 2 coil pipes (8) on the back of the drying chamber, the coil pipe (8) is surrounded on the electric heating rod (9), the other ends of the coil pipe (8) are gathered together and connected with a guide pipe (10) at the bottom of the drying chamber, the top end of the drying chamber (13) is connected with the inlet of an exhaust pipe (7), the exhaust pipe (7) extends from the top of the drying chamber (13) to the bottom of the drying chamber (13) and upwards extends again after exchanging heat with the air inlet pipe (6), the fan (5), the electric heating rod (9) and the power supply (11) are electrically connected.

2. The hot air oven for drying traditional Chinese medicine according to claim 1, characterized in that: the air inlet pipe (6) and the exhaust pipe (7) are arranged at the bottom of the drying chamber (13) to form a double-layer pipeline structure, the air inlet pipe (6) is located at the outer layer, and the exhaust pipe (7) is located at the inner layer.

3. The hot air oven for drying traditional Chinese medicine according to claim 1, characterized in that: the filter box (4) is filled with a filter element (14).

4. The hot air oven for drying traditional Chinese medicine according to claim 1, characterized in that: and a thermocouple (15) is arranged on the side wall of the upper part of the drying chamber (13), and the thermocouple (15) is electrically connected with the power supply (11).