CN210922082U - Hot air circulation's dry oven of sieve formula sample - Google Patents
Hot air circulation's dry oven of sieve formula sample Download PDFInfo
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- CN210922082U CN210922082U CN201922069543.XU CN201922069543U CN210922082U CN 210922082 U CN210922082 U CN 210922082U CN 201922069543 U CN201922069543 U CN 201922069543U CN 210922082 U CN210922082 U CN 210922082U
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Abstract
The utility model provides a pair of heated air circulation's dry oven of sieve formula sample, including the box, the base is connected to the bottom half, establishes stoving cavity, bottom air-supply line, side air-supply line and the pipeline of giving vent to anger in it, establishes heating cavity and admission line in the base, and the stoving tray is born by rotatory bracket to control is rotatory, the utility model discloses simple structure, reasonable in design, hot-blast bottom air-out and the side direction air-out that adopts combines together, carries out the drying to the sample, and in the drying process, hot-blast circulated, the energy saving consumes, also helps improving drying efficiency, and simultaneously, the rotatory bracket of stoving tray accessible rotates, helps improving the drying uniformity of sample, improves drying effect.
Description
Technical Field
The utility model relates to a system appearance equipment technical field, especially a heated air circulation's sieve formula sample drying oven.
Background
For the sampling and analyzing work of materials (such as ores and coal materials), each country has a mandatory standard, and the sampling and analyzing work must be carried out according to the standard.
During the sample preparation process, the sample needs to be dried for the subsequent analysis. Conventional sample drying equipment often has certain defect, and its hot-blast air-out position is unified, and the direction is single, and sample drying uniformity is relatively poor, and drying efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model is directed to the above-mentioned problem to a heated air circulation's sieve formula sample drying oven is proposed.
The specific technical scheme is as follows:
a screen type sample drying oven with hot air circulation comprises a box body and is characterized in that the bottom of the box body is connected with a base, a drying chamber, a bottom air inlet pipeline, a side air inlet pipeline and an air outlet pipeline are arranged in the base, and a heating chamber and an air inlet pipeline are arranged in the base;
the bottom air inlet pipeline is positioned at the lower end of the drying cavity, one end of the bottom air inlet pipeline is communicated with the heating cavity, the other end of the bottom air inlet pipeline is communicated with the drying cavity, one end of the side air inlet pipeline is communicated with the heating cavity, the other end of the side air inlet pipeline is provided with a plurality of outlets and is communicated with the drying cavity at intervals, the air outlet pipeline is positioned at the upper end of the drying cavity, the lower end of the air outlet pipeline is communicated with the drying; one end of the air inlet pipeline is communicated with the outside, the other end of the air inlet pipeline is communicated with the heating chamber, and a dryer is arranged in the middle of the air inlet pipeline;
a circulating pipeline is arranged on the air outlet pipeline, one end of the circulating pipeline is communicated with the middle section of the air outlet pipeline, and the other end of the circulating pipeline is communicated with the dryer;
a plurality of drying trays are arranged in the drying chamber, each drying tray comprises an outer plate and an inner plate, the outer plates are circular, and the inner plates are fixedly arranged in the circular rings formed by the outer plates and are fixedly connected with the outer plates;
the outer plate and the inner plate are both provided with ventilation holes which are uniformly distributed, a plurality of drying trays are stacked up and down, the drying tray positioned at the uppermost layer is covered with a cover plate, and the ventilation holes are also uniformly distributed on the cover plate;
furthermore, the drying tray is supported by a rotary bracket and is controlled to rotate, a guide air duct is arranged in the drying chamber, the guide air duct is positioned at the upper end of the air inlet pipeline at the bottom, a bearing is fixedly arranged at the upper end of the air inlet pipeline, the rotary bracket comprises a tray bracket and a motor, the lower end of the tray bracket is fixedly connected with the bearing and is rotatably connected with the guide air duct through the bearing, a circle of tooth openings are arranged on the side surface of the tray bracket downwards, the motor is fixedly arranged on the side wall of the drying chamber and is positioned below the tooth openings, a transmission shaft of the motor is fixedly provided with a gear, the gear is meshed with the tooth openings, and the motor controls the tray bracket and the drying tray to rotate through the;
further, a sealing box door is arranged on the front side of the box body;
further, heaters are uniformly arranged in the heating chamber, and the heaters are electric heaters;
further, fans are arranged in the bottom air inlet pipeline, the side air inlet pipeline and the circulating pipeline;
furthermore, electric valves are arranged on the air outlet pipeline, the air inlet pipeline and the circulating pipeline.
The utility model has the advantages that:
the utility model provides a pair of heated air circulation's dry oven of sieve formula sample, including the box, the base is connected to the bottom half, establishes stoving cavity, bottom air-supply line, side air-supply line and the pipeline of giving vent to anger in it, establishes heating cavity and admission line in the base, and the stoving tray is born by rotatory bracket to control is rotatory, the utility model discloses simple structure, reasonable in design, hot-blast bottom air-out and the side direction air-out that adopts combines together, carries out the drying to the sample, and in the drying process, hot-blast circulated, the energy saving consumes, also helps improving drying efficiency, and simultaneously, the rotatory bracket of stoving tray accessible rotates, helps improving the drying uniformity of sample, improves drying effect.
Drawings
Fig. 1 is a schematic view of the utility model.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a schematic view of a drying tray.
Fig. 4 is a sectional view of the drying tray and the cover plate.
Fig. 5 is a cross-sectional view of the rotating bracket.
Detailed Description
For making the technical scheme of the utility model clear more clearly and definitely, it is right to combine the embodiment below the utility model discloses it is further described, any right the utility model discloses technical scheme's technical characteristic carries out the scheme that equivalent replacement and conventional reasoning reachs and all falls into the utility model discloses protection scope.
The screen type sample drying oven with the hot air circulation comprises a box body 1 and is characterized in that the bottom of the box body 1 is connected with a base 2, a drying chamber 3, a bottom air inlet pipeline 4, a side air inlet pipeline 5 and an air outlet pipeline 6 are arranged in the base, and a heating chamber 7 and an air inlet pipeline 8 are arranged in the base 2;
the bottom air inlet pipeline 4 is positioned at the lower end of the drying chamber 3, one end of the bottom air inlet pipeline is communicated with the heating chamber 7, the other end of the bottom air inlet pipeline is communicated with the drying chamber 3, one end of the side air inlet pipeline 5 is communicated with the heating chamber 7, the other end of the side air inlet pipeline is provided with a plurality of outlets and is communicated with the drying chamber 3 at intervals, the air outlet pipeline 6 is positioned at the upper end of the drying chamber 3, the lower end of the air outlet pipeline is communicated with the drying chamber 3; one end of the air inlet pipeline 8 is communicated with the outside, the other end of the air inlet pipeline is communicated with the heating chamber 7, and the middle part of the air inlet pipeline 8 is provided with a dryer 9;
a circulating pipeline 10 is arranged on the air outlet pipeline 6, one end of the circulating pipeline 10 is communicated with the middle section of the air outlet pipeline 6, and the other end of the circulating pipeline 10 is communicated with the dryer 9;
a plurality of drying trays 11 are arranged in the drying chamber 3, each drying tray 11 comprises an outer plate 12 and an inner plate 13, each outer plate 12 is in a circular ring shape, and each inner plate 13 is fixedly arranged in the circular ring shape formed by the outer plate 12 and is fixedly connected with the outer plate 12;
the outer plate 12 and the inner plate 13 are both provided with ventilation holes which are uniformly distributed, the plurality of drying trays 11 are stacked up and down, the drying tray 11 positioned at the uppermost layer is covered with a cover plate 14, and the cover plate 14 is also uniformly distributed with ventilation holes;
further, the drying tray 11 is supported by a rotary bracket 15 and is controlled to rotate, a guide air duct 16 is arranged in the drying chamber 3, the guide air duct 16 is positioned at the upper end of the air inlet pipeline 4 at the bottom, a bearing 17 is fixedly arranged at the upper end of the guide air duct 16, the rotary bracket 15 comprises a tray bracket 18 and a motor 19, the lower end of the tray bracket 18 is fixedly connected with the bearing 17 and is rotatably connected with the guide air duct 16 through the bearing 17, a circle of tooth openings 20 are arranged on the side surface of the tray bracket 18 facing downwards, the motor 19 is fixedly arranged on the side wall of the drying chamber 3 and is positioned below the tooth openings 20, a gear 21 is fixedly arranged on a transmission shaft of the motor, the gear 21 is meshed with the tooth openings 20, and the motor 19 controls the tray bracket 18 and the drying tray 11 to rotate through;
further, a sealing box door 22 is arranged on the front surface of the box body 1;
further, heaters 23 are uniformly arranged in the heating chamber 7, and the heaters 23 are electric heaters;
further, fans 25 are arranged in the bottom air inlet pipeline 4, the side air inlet pipeline 5 and the circulating pipeline 10;
further, electric valves 24 are arranged on the air outlet pipeline 6, the air inlet pipeline 8 and the circulating pipeline 10.
The utility model is used for the sample is dry, and its theory of operation as follows:
before a sample is dried, uniformly paving sample powder in a drying tray (the diameter of the sample powder needs to be larger than that of a ventilation hole, when the sample powder is contained, the drying tray needs to be selected according to the diameter of the sample powder), sequentially stacking the sample powder, covering a cover plate, and conveying the sample powder to a rotary bracket;
closing a sealing box door, opening electric valves on an air outlet pipeline and an air inlet pipeline, closing an electric valve on a circulating pipeline, starting a heater, allowing external air to enter a dryer from the air inlet pipeline under the action of a fan, drying and then heating the air in a heating chamber, allowing hot air to enter the drying chamber from the bottom and the side of the drying chamber respectively through a bottom air inlet pipeline and a side air inlet pipeline, performing hot air drying on sample powder uniformly laid in a drying tray, and discharging a large amount of water vapor carried by the dried hot air from the air outlet pipeline; when most of moisture in the sample powder is dried, the electric valves on the air outlet pipeline and the air inlet pipeline are closed, the electric valves on the circulating pipeline are opened, the air outlet pipeline and the air inlet pipeline are circulated end to end, the heat is recycled, and the dryer dries and filters the residual water vapor in the sample powder after the residual water vapor is evaporated;
in the drying process of the sample powder, the motor works to enable the tray bracket and the drying tray to continuously rotate, so that the drying uniformity is improved;
to sum up, the utility model discloses simple structure, reasonable in design, hot-blast bottom air-out and the side direction air-out that adopts combines together carry out the drying to the sample, and in the drying process, hot-blast circulated, practice thrift the energy consumption, also help improving drying efficiency, simultaneously, the rotatory bracket of stoving tray accessible rotates, helps improving the dry uniformity of sample, improves drying effect.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A screen type sample drying oven with hot air circulation comprises a box body and is characterized in that the bottom of the box body is connected with a base, a drying chamber, a bottom air inlet pipeline, a side air inlet pipeline and an air outlet pipeline are arranged in the base, and a heating chamber and an air inlet pipeline are arranged in the base;
the bottom air inlet pipeline is positioned at the lower end of the drying cavity, one end of the bottom air inlet pipeline is communicated with the heating cavity, the other end of the bottom air inlet pipeline is communicated with the drying cavity, one end of the side air inlet pipeline is communicated with the heating cavity, the other end of the side air inlet pipeline is provided with a plurality of outlets and is communicated with the drying cavity at intervals, the air outlet pipeline is positioned at the upper end of the drying cavity, the lower end of the air outlet pipeline is communicated with the drying; one end of the air inlet pipeline is communicated with the outside, the other end of the air inlet pipeline is communicated with the heating chamber, and a dryer is arranged in the middle of the air inlet pipeline;
a circulating pipeline is arranged on the air outlet pipeline, one end of the circulating pipeline is communicated with the middle section of the air outlet pipeline, and the other end of the circulating pipeline is communicated with the dryer;
a plurality of drying trays are arranged in the drying chamber, each drying tray comprises an outer plate and an inner plate, the outer plates are circular, and the inner plates are fixedly arranged in the circular rings formed by the outer plates and are fixedly connected with the outer plates;
the outer plate and the inner plate are both provided with ventilation holes which are uniformly distributed, the drying trays are stacked up and down, the drying tray on the uppermost layer is covered with a cover plate, and the ventilation holes are also uniformly distributed on the cover plate.
2. The screen type sample drying oven with hot air circulation according to claim 1, wherein the drying tray is supported and controlled to rotate by a rotary bracket, a guiding air duct is arranged in the drying chamber, the guiding air duct is arranged at the upper end of the bottom air inlet pipe, a bearing is fixedly arranged at the upper end of the bottom air inlet pipe, the rotary bracket comprises a tray bracket and a motor, the lower end of the tray bracket is fixedly connected with the bearing and is rotatably connected with the guiding air duct through the bearing, a circle of tooth openings are arranged on the side surface of the tray bracket facing downwards, the motor is fixedly arranged on the side wall of the drying chamber and is arranged below the tooth openings, a gear is fixedly arranged on a transmission shaft of the motor, the gear is meshed with the tooth openings, and the motor is controlled to rotate with the drying tray through the gear and the tooth openings.
3. The hot air circulating screen sample drying oven of claim 2, wherein the front face of the box is provided with a sealed box door.
4. The screen type sample drying oven with hot air circulation as claimed in claim 1 or 3, wherein the heating chamber is uniformly provided with heaters, and the heaters are electric heaters.
5. The screen sample drying oven with heated air circulation of claim 4, wherein fans are disposed in the bottom air inlet duct, the side air inlet duct and the circulation duct.
6. The screen sample drying oven with hot air circulation according to claim 5, wherein the air outlet pipe, the air inlet pipe and the circulation pipe are provided with electric valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069543.XU CN210922082U (en) | 2019-11-26 | 2019-11-26 | Hot air circulation's dry oven of sieve formula sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922069543.XU CN210922082U (en) | 2019-11-26 | 2019-11-26 | Hot air circulation's dry oven of sieve formula sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210922082U true CN210922082U (en) | 2020-07-03 |
Family
ID=71365105
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922069543.XU Active CN210922082U (en) | 2019-11-26 | 2019-11-26 | Hot air circulation's dry oven of sieve formula sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210922082U (en) |
-
2019
- 2019-11-26 CN CN201922069543.XU patent/CN210922082U/en active Active
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