CN212778260U - Fruit and vegetable dryer - Google Patents
Fruit and vegetable dryer Download PDFInfo
- Publication number
- CN212778260U CN212778260U CN202020886614.5U CN202020886614U CN212778260U CN 212778260 U CN212778260 U CN 212778260U CN 202020886614 U CN202020886614 U CN 202020886614U CN 212778260 U CN212778260 U CN 212778260U
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- Prior art keywords
- wind shield
- fruit
- cold air
- air door
- drying chamber
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- 235000012055 fruits and vegetables Nutrition 0.000 title claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 41
- 238000001035 drying Methods 0.000 claims abstract description 34
- 238000005192 partition Methods 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 235000013399 edible fruits Nutrition 0.000 abstract description 4
- 235000013311 vegetables Nutrition 0.000 abstract description 4
- 239000011324 bead Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a fruit and vegetable dryer, which comprises two adjacent heating chambers and a drying chamber, wherein the heating chambers are separated from the drying chamber by a partition door, a dry-bulb temperature sensor and a wet-bulb temperature sensor are arranged in the drying chamber, and the outer wall of the drying chamber is provided with a moisture-removing window; the heating chamber is internally provided with a compressor and an electric auxiliary heating device, the outer wall of the heating chamber is provided with a cold air door and a controller, the dry-bulb temperature sensor, the wet-bulb temperature sensor, the compressor, the electric auxiliary heating device and the cold air door are all connected to the controller, and the controller controls the start and stop of the compressor and the electric auxiliary heating device and the opening angle of the cold air door. The utility model discloses fruit vegetables drying-machine, simple and practical, compact structure, it is effectual to hydrofuge, and temperature controllability is good, and the temperature deviation is little, convenient to use.
Description
Technical Field
The utility model relates to a drying-machine technical field specifically is a fruit vegetables drying-machine.
Background
With the increasing environmental protection requirements of China, the fruit and vegetable dryer adopting the coal type at the early stage is gradually replaced by the air energy heat pump fruit and vegetable dryer. For a fruit and vegetable dryer, the fruit and vegetable dryer is mainly used for drying fruits and vegetables to reach moisture capable of being stored for a long time, and the color and luster are required to be good. The method is mainly determined by the drying process of the fruits and vegetables, the temperature is increased to the target temperature within a certain time range, and the humidity cannot be ultrahigh at a certain stage.
At present, the moisture removal of a heat pump fruit and vegetable dryer on the market achieves the purpose of moisture removal by controlling the opening and closing of a cold air door through the temperature of a dry bulb, and the temperature cannot be controlled within 2 ℃ due to the control mode, so that the heat pump fruit and vegetable dryer is not suitable for fruits and vegetables with higher temperature requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: provides a fruit and vegetable dryer to solve the defects.
In order to achieve the above object, the present invention provides the following technical solutions:
a fruit and vegetable dryer comprises two adjacent heating chambers and a drying chamber, wherein the heating chambers and the drying chamber are separated by a partition door, a dry bulb temperature sensor and a wet bulb temperature sensor are arranged in the drying chamber, and a moisture exhaust window is arranged on the outer wall of the drying chamber; the heating chamber is internally provided with a compressor and an electric auxiliary heating device, the outer wall of the heating chamber is provided with a cold air door and a controller, the dry-bulb temperature sensor, the wet-bulb temperature sensor, the compressor, the electric auxiliary heating device and the cold air door are all connected to the controller, and the controller controls the start and stop of the compressor and the electric auxiliary heating device and the opening angle of the cold air door.
Preferably, a plurality of louver blades arranged in parallel are arranged in the dehumidifying window, rotating shaft pins are arranged at two ends of the upper edge of each louver blade, and the rotating shaft pins are arranged in bearings arranged in the outer wall of the drying chamber at the edge of the dehumidifying window.
Preferably, be provided with the deep bead subassembly of power gear and a plurality of parallel arrangement's rectangular shape in the cold blast gate, the deep bead subassembly includes the aerofoil pivot and installs upper wind-break piece, lower wind-break piece in aerofoil pivot upper and lower side respectively, aerofoil pivot both ends are all fixed in the heating chamber outer wall of cold blast gate both sides through the bearing, aerofoil pivot one end is provided with the running gear, be connected through the chain between power gear and a plurality of running gear.
Preferably, the auxiliary tensioning gear is arranged on the outer side of the chain between two adjacent rotating gears.
Preferably, a bottom side baffle is arranged at the inner bottom of the cold air door, a top baffle is arranged at the inner top of the cold air door, the bottom side baffle is clamped with a lower wind deflector of the wind deflector assembly at the bottommost part, and the top baffle is clamped with an upper wind deflector of the wind deflector assembly at the topmost part; the upper wind shield piece and the lower wind shield piece of the wind shield assembly which is not the topmost part and is also not the bottommost part are respectively clamped with the lower wind shield piece of the wind shield assembly above and the upper wind shield piece of the wind shield assembly below.
Preferably, the power gear is controlled to move by a stepping motor.
Preferably, an air circulation pipeline is arranged on the partition door, and a single-phase circulation valve is arranged in the air circulation pipeline.
Preferably, an access door is arranged on the outer wall of the heating chamber.
Preferably, one end of the drying chamber is provided with a material inlet and outlet door.
Preferably, the inner side of the cold air door is provided with a fan and is controlled by a controller.
The beneficial effects of the utility model reside in that:
the utility model controls the start and stop of the compressor and the electric auxiliary heating device by the temperature measured by the dry-bulb temperature sensor and the controller; the temperature measured by the wet bulb temperature sensor is controlled by the controller to control the opening angle of the cold air door, so that the moisture discharging capacity is realized, and the condition that the temperature in the drying chamber is not deviated too much can be ensured. The utility model discloses fruit vegetables drying-machine, simple and practical, compact structure, it is effectual to hydrofuge, and temperature controllability is good, and the temperature deviation is little, convenient to use.
Drawings
FIG. 1: the utility model has a schematic structure;
FIG. 2: the utility model discloses cold wind door structure schematic diagram.
Detailed Description
The following description of the embodiments of the present invention is made with reference to the accompanying drawings 1-2:
as shown in fig. 1 and 2, the fruit and vegetable dryer comprises two adjacent heating chambers 1 and drying chambers 2, the heating chambers 1 and the drying chambers 2 are separated by a partition door 3, an air circulation pipeline is arranged on the partition door 3, a single-way circulation valve is arranged in the air circulation pipeline, and the air in the heating chambers 1 can be controlled to circulate in the drying chambers 2 in a single direction through the single-way circulation valve.
Be provided with dry bulb temperature sensor and wet bulb temperature sensor in the drying chamber 2, 2 one end in drying chamber is provided with the material and goes out 22 of going into, is provided with hydrofuge window 21 on the 2 outer walls in drying chamber, is provided with a plurality of parallel arrangement's shutter plate in the hydrofuge window 21, and the border both ends all are provided with rotatory pivot on the shutter plate, and rotatory pivot is installed in the bearing that sets up in the 2 outer walls in drying chamber of hydrofuge window 21 border department. By utilizing the pressure difference between the inside of the drying chamber 2 and the outside, the louver blades of the moisture exhausting window 21 are freely opened under the action of the pressure difference, so that the air communication with the outside is realized, and the moisture exhausting purpose is achieved.
A compressor and an electric auxiliary heating device are arranged in the heating chamber 1, and an access door 11, a cold air door 4 and a controller 12 are arranged on the outer wall of the heating chamber 1. The inner side of the cold air door 4 is provided with a fan and is controlled by a controller 12. The dry bulb temperature sensor, the wet bulb temperature sensor, the compressor, the electric auxiliary heating device, the cold air door 4 and the fan are all connected to the controller 12, the start and stop of the compressor and the electric auxiliary heating device can be controlled through the controller 12, the start and stop of the fan are controlled according to the wind power, and the opening angle of the cold air door 4 is controlled.
Be provided with power gear 41 in the cold air door 4, and the deep bead subassembly 42 of a plurality of parallel arrangement's rectangular shape, deep bead subassembly 42 is including the aerofoil pivot, and install last deep bead 421 in the aerofoil pivot upper and lower side respectively, deep bead 422 down, aerofoil pivot both ends are all fixed in 1 outer wall of heating chamber at cold air door 4 both sides through the bearing, aerofoil pivot one end is provided with rotating gear 423, be connected through chain 43 between power gear 41 and a plurality of rotating gear 423, power gear 41 moves through step motor control. The auxiliary tension gears 44 are provided on the outer sides of the chains 43 between the adjacent two rotation gears 423.
A bottom baffle 45 is arranged at the bottom in the cold air door 4, a top baffle 46 is arranged at the top in the cold air door 4, the bottom baffle 45 is clamped with a lower wind shield 422 of the wind shield assembly 42 at the bottommost, and the top baffle 46 is clamped with an upper wind shield 421 of the wind shield assembly 42 at the topmost; the upper and lower wind deflector pieces 421 and 422 of one wind deflector assembly 42 which is not the topmost or bottommost wind deflector assembly are engaged with the lower wind deflector piece 422 of the wind deflector assembly 42 above and the upper wind deflector piece 421 of the wind deflector assembly 42 below, respectively.
In the utility model, the dry bulb temperature and the wet bulb temperature in the drying chamber 2 are measured in real time by utilizing the dry bulb temperature sensor and the wet bulb temperature sensor, when the difference between the real-time temperature of the dry bulb and the set target temperature of the dry bulb exceeds a certain value, the controller controls the compressor and the electric auxiliary heating device in the heating chamber 1 to start and heat, and the hot air in the heating chamber 1 is circulated into the drying chamber 2 through the air circulation pipeline on the partition door 3; when the humidity in the drying chamber 2 is too high, the difference between the real-time temperature of the wet bulb and the set target temperature of the wet bulb exceeds a certain value, and the controller controls the opening of the cold air door 4 at the moment. The real-time temperature of the wet bulb and the set target temperature difference of the wet bulb are in direct proportion to the humidity in the drying chamber 2, the rotation angles of the upper wind shield 421 and the lower wind shield 422 of the cold air door 4 are controlled according to the real-time temperature of the wet bulb and the set target temperature difference of the wet bulb, the amount of air flowing into the heating chamber 1 is realized through the fan, and the air flows through the heating chamber 1 and the drying chamber 2, so that the drying chamber 2 is promoted to discharge wet air to the outside through the moisture exhaust window 21, and the aim of reducing the air humidity in the drying chamber 2 is fulfilled.
The utility model discloses fruit vegetables drying-machine, simple and practical, compact structure, it is effectual to hydrofuge, and temperature controllability is good, and the temperature deviation is little, convenient to use.
The above description of the present invention is made in conjunction with the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and the method and the technical solution of the present invention are not substantially improved or directly applied to other occasions without improvement, and are all within the protection scope of the present invention.
Claims (10)
1. A fruit and vegetable dryer is characterized by comprising two adjacent heating chambers (1) and a drying chamber (2), wherein the heating chambers (1) and the drying chamber (2) are separated by a partition door (3), a dry bulb temperature sensor and a wet bulb temperature sensor are arranged in the drying chamber (2), and a moisture exhaust window (21) is arranged on the outer wall of the drying chamber (2); the heating device is characterized in that a compressor and an electric auxiliary heating device are arranged in the heating chamber (1), a cold air door (4) and a controller (12) are arranged on the outer wall of the heating chamber (1), a dry-bulb temperature sensor, a wet-bulb temperature sensor, the compressor, the electric auxiliary heating device and the cold air door (4) are all connected to the controller (12), and the start and stop of the compressor and the electric auxiliary heating device and the opening angle of the cold air door (4) are controlled through the controller (12).
2. The fruit and vegetable dryer according to claim 1, characterized in that a plurality of parallel louvers are provided in the moisture exhausting window (21), and rotating shaft pins are provided at both ends of the upper edge of the louvers and are installed in bearings provided in the outer wall of the drying chamber (2) at the edge of the moisture exhausting window (21).
3. The fruit and vegetable dryer according to claim 1, characterized in that a power gear (41) and a plurality of elongated wind shield assemblies (42) arranged in parallel are arranged in the cold air door (4), each wind shield assembly (42) comprises a wind shield rotating shaft, and an upper wind shield sheet (421) and a lower wind shield sheet (422) which are respectively mounted on the upper side and the lower side of the wind shield rotating shaft, both ends of the wind shield rotating shaft are fixed in the outer walls of the heating chambers (1) on both sides of the cold air door (4) through bearings, one end of the wind shield rotating shaft is provided with a rotating gear (423), and the power gear (41) is connected with the plurality of rotating gears (423) through a chain (43).
4. The fruit and vegetable dryer according to claim 3, wherein the auxiliary tension gear (44) is provided at the outer side of the chain (43) between two adjacent rotating gears (423).
5. The fruit and vegetable dryer according to claim 3, characterized in that a bottom baffle (45) is arranged at the inner bottom of the cold air door (4), a top baffle (46) is arranged at the inner top of the cold air door (4), the bottom baffle (45) is clamped with a lower wind deflector (422) of the bottommost wind deflector assembly (42), and the top baffle (46) is clamped with an upper wind deflector (421) of the topmost wind deflector assembly (42); the upper wind shield sheet (421) and the lower wind shield sheet (422) of one wind shield assembly (42) which is not the topmost part and the bottommost part are respectively clamped with the lower wind shield sheet (422) of the wind shield assembly (42) above and the upper wind shield sheet (421) of the wind shield assembly (42) below.
6. The fruit and vegetable dryer according to claim 3, wherein the power gear (41) is controlled to move by a step motor.
7. The fruit and vegetable dryer according to claim 1, characterized in that the door (3) is provided with an air circulation duct, and a single circulation valve is arranged in the air circulation duct.
8. The fruit and vegetable dryer according to claim 1, characterized in that the outer wall of the heating chamber (1) is provided with an access door (11).
9. The fruit and vegetable dryer according to claim 1, characterized in that the drying chamber (2) is provided with a material inlet and outlet door (22) at one end.
10. The fruit and vegetable dryer according to claim 1, characterized in that a fan is arranged inside the cold air door (4) and is controlled by the controller (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020886614.5U CN212778260U (en) | 2020-05-25 | 2020-05-25 | Fruit and vegetable dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020886614.5U CN212778260U (en) | 2020-05-25 | 2020-05-25 | Fruit and vegetable dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212778260U true CN212778260U (en) | 2021-03-23 |
Family
ID=75069555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020886614.5U Active CN212778260U (en) | 2020-05-25 | 2020-05-25 | Fruit and vegetable dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212778260U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113455688A (en) * | 2021-07-22 | 2021-10-01 | 安徽中科自动化股份有限公司 | Control method for controlling cold air door to be opened through wet bulb temperature |
-
2020
- 2020-05-25 CN CN202020886614.5U patent/CN212778260U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113455688A (en) * | 2021-07-22 | 2021-10-01 | 安徽中科自动化股份有限公司 | Control method for controlling cold air door to be opened through wet bulb temperature |
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