CN207751266U - Drum-type heat pump dryer - Google Patents
Drum-type heat pump dryer Download PDFInfo
- Publication number
- CN207751266U CN207751266U CN201721627717.4U CN201721627717U CN207751266U CN 207751266 U CN207751266 U CN 207751266U CN 201721627717 U CN201721627717 U CN 201721627717U CN 207751266 U CN207751266 U CN 207751266U
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- roller
- heat pump
- building enclosure
- vertical baffle
- evaporator
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Abstract
The utility model discloses a kind of drum-type heat pump dryer, including roller, building enclosure and heat pump system, heat pump system includes compressor, condenser, expansion valve and the evaporator being connected by circulation successively by refrigeration pipeline；Vertical baffle is equipped with along roller radial direction, the building enclosure of roller side；It is equipped with first level partition board in the middle part of upper and lower directions in building enclosure, first level partition board is connected with vertical baffle；The opening of charging or discharging is respectively provided in the building enclosure of roller axial direction both ends institute face；The furnace drying method using above-mentioned drum-type heat pump dryer is also disclosed in the utility model.The utility model can either be dried using the heat that condenser in heat pump system generates, the cold that again radiation air can be utilized to take away evaporator while being generated, also so that filter screen has double action, that is filtration and the windage using filter screen, new wind path is automatically formed in new door opening.
Description
Technical field
The utility model is related to dry field of mechanical technique.
Background technology
Currently, heat pump dryer is mostly chamber typed drying-machine, material is put into pallet, is carried out as tray rack is put into drying room
Drying, it is horizontal wind or vertically-supplying air mostly to pass wind form, and suitable for the material that should not be overturn, the dryer of this form is easy to make
It is uneven at material wind-engaging, often through drying time is extended material can just all dried, cause the waste of the energy.
Roller drying machine is widely used in the industries such as food, feed, chemical industry, medicine, mine, the owner will by revolving body,
Lifting blade, transmission device, support device and seals and other component composition.Revolving body be one with horizontal direction slightly at inclined circle
Cylinder, material is added from higher one end, and high warm flue gas and material cocurrent enter cylinder, with the rotation of cylinder, material due to
The effect of gravity runs to relatively low one end.Shovelling plate is housed on cylinder inner wall, material is taken up and spilt down, makes material and air-flow
Contact surface increases, to improve rate of drying and material is promoted to move ahead.Product after drying is from bottom end collective low.Tradition drying
Machine heat source is generally the non-renewable fuel such as coal, pollutes environment.
Utility model content
The purpose of this utility model is to provide a kind of drum-type heat pump dryers, can be dried using heat pump system
Dry, wind path structure can adapt to the ventilation requirement dried and dehumidified under two kinds of different conditions, and wind path structure is relatively simple, is
Energy consumption of uniting is relatively low.
To achieve the above object, the drum-type heat pump dryer of the utility model includes roller, building enclosure and heat pump system
System, heat pump system includes compressor, condenser, expansion valve and the evaporator being connected by circulation successively by refrigeration pipeline；
Vertical baffle is equipped with along roller radial direction, the building enclosure of roller side；In upper and lower directions in building enclosure
Middle part be equipped with first level partition board, first level partition board is connected with vertical baffle；Roller axial direction both ends institute's face is gone along with sb. to guard him
The opening of charging or discharging is respectively provided in structure；
The roller is arranged in the building enclosure above first level partition board, and the top of the higher axial end portion of roller is set
There are feeding gate, the lower part of the lower axial end portion of roller to be equipped with discharge door；It is respectively equipped at the center at the axial both ends of roller
Installation axle, installation axle are connected by bearing block with building enclosure, and one of installation axle stretches out building enclosure and is connected with ten thousand
Xiang Jie, universal joint are connected with decelerating motor；The peripheral surface of roller is evenly equipped with the mesh inside and outside perforation roller；The inner surface of roller
It is evenly equipped with the stir-fry plate for lifting；
One at two in bearing block is equipped with closed plate, closed plate and building enclosure and the first water between bearing block and roller
Flat partition board is tightly connected；One end far from closed plate of roller, roller peripheral surface, first level partition board and vertical baffle side
Connection chamber is surrounded between surface, and vertical cavity is surrounded between another side surface of vertical baffle and building enclosure, vertical cavity
Vertical middle part is equipped with the second horizontal baffle, under vertical cavity is divided into superposed wind turbine chamber and be located at by the second horizontal baffle
The heat pump chamber in portion；
First level partition board is to having hydrofuge door；The evaporator is equipped in building enclosure below hydrofuge door；It is described
Second horizontal baffle is equipped with circulating fan, and the vertical baffle at the air outlet face of circulating fan is equipped with upper ventilation opening, on
The middle and lower part of ventilation opening slidable；
The top of vertical baffle is equipped with filter screen, and filter screen is connected to vertical baffle both sides space；Wind turbine below filter screen
Intracavitary is equipped with the condenser, and condenser is located above circulating fan, and the top of the building enclosure above condenser is equipped with fresh air
Door；Compressor is located at heat pump intracavitary.
The evaporator side is adjacent with vertical baffle, and the building enclosure at the evaporator other side is equipped with air feed shutter
Window；The vertical baffle adjacent with evaporator is equipped with lower ventilation opening, and the heat pump intracavitary at lower ventilation opening is equipped with evaporation fan；Heat pump
Building enclosure at chamber is equipped with outlet air shutter；Evaporator one end adjacent with vertical baffle is higher than lower ventilation opening.
Section is equipped between the first level partition board and roller in the downward water receiving tank in arc top, water receiving tank is located at roller
Underface, water receiving tank are arranged along the length direction of roller and are connected with drainpipe, and drainpipe stretches out building enclosure；Roller radial one
The building enclosure of side is equipped with maintenance door.
Building enclosure at heat pump chamber is equipped with for controlling decelerating motor, heat pump system, new air door, hydrofuge door and cycle
The electric cabinet of wind turbine.
The roller circumferential exterior surface is equipped with the reinforcing rib of annular, and plane is perpendicular to drum shaft where annular reinforcing rib
Line.
The utility model has the following advantages：
The utility model will be divided into four cavitys in building enclosure（Cavity there are two having above and below first level partition board, second
There are two cavitys for tool up and down for horizontal baffle）, heat pump system, filter screen, evaporation fan, circulating fan, roller, new air door, hydrofuge
Door and water receiving tank are reasonably arranged at four cavitys so that the utility model can either utilize condenser in heat pump system to produce
Raw heat is dried, and the cold that radiation air can be utilized to take away evaporator while being generated, also so that filter screen is with double
Recast is used.First recast use is impurity and dust in filtration cycle wind, and circulating fan is protected simultaneously to have centainly clear to material
Clean effect；Dual function is the windage using filter screen, and more wind path structures need not be arranged in new door opening（As newly
Wind turbine and new air door and access）And new wind path can be formed without carrying out wind path switching, make the damp-heat air in roller
Wind turbine chamber is no longer entered by filter screen, but passes through connection chamber and is drained at evaporator through hydrofuge door.Evaporator and vertical baffle
Adjacent one end is higher than lower ventilation opening so that damp-heat air must could be discharged by evaporator, therefore improve Waste Heat Reuse
Rate.The setting of maintenance door and water receiving tank, drainpipe can easily clean roller and filter screen, and enable dirty water fast
Speed discharge, greatly facilitates the cleaning of the utility model.
For traditional dryer, drum-type heat pump dryer have it is reasonable for structure, perfect in workmanship, low energy consumption, fortune
The advantages that it is convenient to turn, energy conservation and environmental protection, can be widely applied to the industries such as food, feed, chemical industry, medicine, mine.
The furnace drying method of the utility model can in due course switch between cycle drying course and hydrofuge process, prevent humidity
Circulated air makees inefficient cycle when excessively high, improves drying efficiency.The furnace drying method of the utility model, takes full advantage of filter screen
Double action protects circulating fan and has certain cleaning action to material, and need not be arranged complicated while drying
Wind path structure（Such as new wind turbine and new air door and access）Damp-heat air in roller can be made in cycle drying course and
Automatically pass through different paths during hydrofuge, realize cycle drying function or hydrofuge function, simplify system structure, reduce
System unit, reduces control complexity, reduces cost.The cleaning method of the utility model is simple and easy to do, cleaning effect
Rate is higher.
Description of the drawings
Fig. 1 is the structural schematic diagram in the main view direction of the drum-type heat pump dryer of the utility model；
Fig. 2 is the structural schematic diagram in the left view direction of the drum-type heat pump dryer of the utility model.
Specific implementation mode
As depicted in figs. 1 and 2, the drum-type heat pump dryer of the utility model includes roller 5, building enclosure 1 and heat pump
System, heat pump system include compressor 2, condenser 2, the expansion valve being connected by circulation successively by refrigeration pipeline（That is throttle valve）With
Evaporator 19；Refrigerant pipe road before 2 import of compressor is equipped with gas-liquid separator and device for drying and filtering.Expansion valve, gas-liquid point
It is routine techniques from device and device for drying and filtering, it is not shown.
Vertical baffle 3 is equipped with along 5 radial direction of roller, the building enclosure 1 of 5 side of roller；In upper and lower in building enclosure 1
The middle part in direction is equipped with first level partition board 4, and first level partition board 4 is connected with vertical baffle 3；The axial both ends institute of roller 5 is just
To building enclosure 1 on be respectively provided with the opening of charging or discharging；The opening not shown.
The roller 5 is arranged in the building enclosure 1 above first level partition board 4,5 higher axial end portion of roller it is upper
Portion is equipped with feeding gate 6, and the lower part of 5 lower axial end portion of roller is equipped with discharge door 7；At the center at the axial both ends of roller 5
It is respectively equipped with installation axle 8, installation axle 8 is connected by bearing block 9 with building enclosure 1, and knot is gone along with sb. to guard him in the stretching of one of installation axle 8
Structure 1 is simultaneously connected with universal joint 10, and universal joint 10 is connected with decelerating motor 11；The peripheral surface of roller 5 is evenly equipped in perforation roller 5
Outer mesh；The inner surface of roller 5 is evenly equipped with the stir-fry plate 12 for lifting；Mesh is conventional structure, not shown.
A bearing block 9 in bearing block 9 and closed plate 13, closed plate 13 and building enclosure 1 are equipped between roller 5 at two
It is tightly connected with first level partition board 4；The one end far from closed plate 13 of roller 5,5 peripheral surface of roller, 4 and of first level partition board
Connection chamber 14 is surrounded between one side surface of vertical baffle 3, is surrounded between another side surface and building enclosure 1 of vertical baffle 3
The vertical middle part of vertical cavity, vertical cavity is equipped with the second horizontal baffle 15, and vertical cavity is divided by the second horizontal baffle 15
Superposed wind turbine chamber 16 and heat pump chamber 17 positioned at lower part；
First level partition board 4 is to having hydrofuge door 18；It is equipped with the evaporator in the building enclosure 1 of 18 lower section of hydrofuge door
19；Second horizontal baffle 15 is equipped with circulating fan 20, is set on the vertical baffle 3 at the air outlet face of circulating fan 20
There are upper ventilation opening, the middle and lower part of upper ventilation opening slidable 5；Upper ventilation opening not shown.
The top of vertical baffle 3 is equipped with filter screen 21, and filter screen 21 is connected to 3 both sides space of vertical baffle；Under filter screen 21
The condenser 2 is equipped in the wind turbine chamber 16 of side, condenser 2 is located at 20 top of circulating fan, the building enclosure of 2 top of condenser
1 top is equipped with new air door 22；Compressor 2 is located in heat pump chamber 17.
19 side of the evaporator is adjacent with vertical baffle 3, and the building enclosure 1 at 19 other side of evaporator is equipped with air inlet
Shutter 23；The vertical baffle 3 adjacent with evaporator 19 is equipped with lower ventilation opening, is equipped with and steams in the heat pump chamber 17 at lower ventilation opening
Send out wind turbine 25；Lower ventilation opening not shown.Building enclosure 1 at heat pump chamber 17 is equipped with outlet air shutter 24；Evaporator 19 with it is perpendicular
One end adjacent to partition board 3 is higher than lower ventilation opening, can ensure that the damp-heat air of moisture exhausting port outflow has to pass through evaporator in this way
It could be discharged by lower ventilation opening and outlet air shutter 24 after 19, improve waste heat utilization.
Section is equipped between the first level partition board 4 and roller 5 in the downward water receiving tank 26 in arc top, water receiving tank 26 is located at
The underface of roller 5, water receiving tank 26 are arranged along the length direction of roller 5 and are connected with drainpipe 27, and the stretching of drainpipe 27 is gone along with sb. to guard him
Structure 1；The building enclosure 1 of the radial side of roller 5 is equipped with maintenance door 28.
Building enclosure 1 at heat pump chamber 17 is equipped with for controlling decelerating motor 11, heat pump system, new air door 22, hydrofuge
The electric cabinet 30 of door 18 and circulating fan 20.
Wherein, the building enclosure 1 is stainless steel polyurethane laminboard.
5 circumferential exterior surface of the roller is equipped with the reinforcing rib 29 of annular, and annular 29 place plane of reinforcing rib is perpendicular to rolling
5 axis of cylinder.Reinforcing rib 29 can reinforce the intensity of roller 5.
The invention also discloses the furnace drying methods for using preceding claim drum-type heat pump dryer, successively press with
Lower step carries out：
Material is put into from feeding gate 6, then fastens feeding gate 6；Start decelerating motor 11, circulating fan by electric cabinet 30
20 and compressor 2, the output shaft of decelerating motor 11 drives roller 5 to rotate by universal joint 10, and material is overturn in roller 5, fries
Plate 12 drives material and falls material after material lifting to the middle and upper part of roller 5 again；
After compressor 2 starts, 19 temperature of evaporator reduces, and 2 temperature of condenser increases, and evaporation wind is controlled by electric cabinet 30
Machine 25 starts, and radiation air is pumped into building enclosure 1 by evaporation fan 25 by air feed shutter window 23, and radiation air enters heat by lower ventilation opening
Pump chamber 17 simultaneously sends out building enclosure 1 from outlet air shutter 24, and evaporator 19 is made to radiate；
The circulated air that circulating fan 20 generates carries out cycle drying course, and circulated air is by 5 middle and lower part of upper ventilation opening and roller
Mesh enter roller 5, with roller 5 in roll material-heat-exchanging after by 5 top of roller mesh flow out roller 5；Circulated air by
After roller 5 flows out, enters wind turbine chamber 16 by filter screen 21, then reenter circulating fan 20 by condenser 2 downwards, it is complete
At a complete cycle；The heat that absorptive condenser 2 distributes when circulated air passes through condenser 2 is to form hot wind；Hot wind exists
By heating the material in roller 5 when roller 5, play the role of drying to material；When circulated air passes through filter screen 21, circulated air
In impurity in entrained material and dust be blocked at filter screen 21, prevent impurity and dust from damaging circulating fan 20；
During the continuous service of cycle drying, the moisture in material constantly evaporates, and the humidity of circulated air is made gradually to increase
Greatly；The humidity of circulated air is more than default maximal humidity at circulating fan 20（Default maximal humidity is the material variety by drying
And target is dried accordingly to determine, on the basis of the utility model disclosure, different preset is set for different material
Maximal humidity is the conventional capability of those skilled in the art）When, carry out hydrofuge process；
It keeps circulating fan 20 in operating status during hydrofuge, new air door 22 and hydrofuge door is opened by electric cabinet 30
18, the fresh air of extraneous relatively dry enters wind turbine chamber 16 under the swabbing action of circulating fan 20, under the action of wind turbine with follow
Ring wind enters 5 middle and lower part of roller by upper ventilation opening together, to reduce the humidity in roller 5；Since filter screen 21 is to air
With resistance, therefore new windage between air door 22 and circulating fan 20 is less than the wind between filter screen 21 and circulating fan 20
Resistance；After the damp-heat air in roller 5 is by the mesh outflow of 5 peripheral surface of roller at this time, filter screen 21 is not entered back into and returns to cycle
Wind turbine 20, but be discharged by hydrofuge door 18 under after being connected to chamber 14；When damp-heat air passes through evaporator 19, evaporator 19 is inhaled
Heat in hygroscopic hot-air reduces the energy consumption of heat pump system to realize Waste Heat Reuse；Humidity at circulating fan 20 reduces
To the preset humidity for stopping hydrofuge（The ground that the preset humidity for stopping hydrofuge being sold by the material variety and dryer dried
It manages the factors such as position to determine, on the basis of the utility model disclosure, different preset stoppings is set for different material
The humidity of hydrofuge is the conventional capability of those skilled in the art）, new air door 22 and hydrofuge door 18 are closed by electric cabinet 30, continued
Recycle drying course；
Temperature increases after refrigerant suction waste heat at evaporator 19, to which pressure also accordingly increases；At evaporator 19
Enter compressor 2 by normal refrigeration cycle after refrigerant pressure raising, to improve the pressure of inspiration(Pi) of compressor 2, reduce pressure
Pressure difference between the pressure of inspiration(Pi) and pressure at expulsion of contracting machine 2 achievees the purpose that reduce the energy consumption of heat pump system, saves energy.
Persistently carry out cycle drying course, during cycle drying course carries out, according to the humidity at circulating fan 20 into
Stop hydrofuge process after entering, until material is oven-dried to predetermined extent, passes through electric cabinet 30 and close decelerating motor 11, circulated air
Machine 20 and compressor 2, are discharged by discharge door 7, this method end of run.
After drying course, maintenance door 28 is opened, roller 5 and filter screen 21 are rinsed using giant；In flushing
The dirty water of generation flows into water receiving tank 26, and is discharged by drainpipe 27.
Above example is only to illustrate and unrestricted the technical solution of the utility model, although with reference to above-described embodiment pair
The utility model is described in detail, it will be understood by those of ordinary skill in the art that：Still can to the utility model into
Row modification or equivalent replacement should all without departing from any modification or partial replacement of the spirit and scope of the utility model
Cover in the right of the utility model.
Claims (5)
1. drum-type heat pump dryer, it is characterised in that：Including roller, building enclosure and heat pump system, heat pump system includes logical
Cross compressor, condenser, expansion valve and evaporator that refrigeration pipeline is connected by circulation successively；
Vertical baffle is equipped with along roller radial direction, the building enclosure of roller side；In building enclosure in upper and lower directions
Portion is equipped with first level partition board, and first level partition board is connected with vertical baffle；The building enclosure of roller axial direction both ends institute face
On be respectively provided with the opening of charging or discharging；
The roller is arranged in the building enclosure above first level partition board, the top of the higher axial end portion of roller be equipped with into
The lower part of bin gate, the lower axial end portion of roller is equipped with discharge door；It is respectively equipped with installation at the center at the axial both ends of roller
Axis, installation axle are connected by bearing block with building enclosure, and one of installation axle stretches out building enclosure and is connected with universal joint,
Universal joint is connected with decelerating motor；The peripheral surface of roller is evenly equipped with the mesh inside and outside perforation roller；The inner surface of roller is uniformly distributed
It is useful for the stir-fry plate of lifting；
One at two in bearing block is equipped with closed plate between bearing block and roller, closed plate and building enclosure and first level every
Plate is tightly connected；One end far from closed plate of roller, roller peripheral surface, first level partition board and vertical baffle a side surface
Between surround connection chamber, surround vertical cavity between another side surface of vertical baffle and building enclosure, vertical cavity it is vertical
Middle part is equipped with the second horizontal baffle, and vertical cavity is divided into superposed wind turbine chamber and positioned at lower part by the second horizontal baffle
Heat pump chamber；
First level partition board is to having hydrofuge door；The evaporator is equipped in building enclosure below hydrofuge door；Described second
Horizontal baffle is equipped with circulating fan, and the vertical baffle at the air outlet face of circulating fan is equipped with upper ventilation opening, upper ventilation
The middle and lower part of mouth slidable；
The top of vertical baffle is equipped with filter screen, and filter screen is connected to vertical baffle both sides space；Wind turbine intracavitary below filter screen
Equipped with the condenser, condenser is located above circulating fan, and the top of the building enclosure above condenser is equipped with new air door；Pressure
Contracting machine is located at heat pump intracavitary.
2. drum-type heat pump dryer according to claim 1, it is characterised in that：The evaporator side and vertical baffle
Adjacent, the building enclosure at the evaporator other side is equipped with air feed shutter window；The vertical baffle adjacent with evaporator is equipped with down
Ventilation opening, the heat pump intracavitary at lower ventilation opening are equipped with evaporation fan；Building enclosure at heat pump chamber is equipped with outlet air shutter；It steams
It sends out device one end adjacent with vertical baffle and is higher than lower ventilation opening.
3. drum-type heat pump dryer according to claim 1 or 2, it is characterised in that：The first level partition board and rolling
Section is equipped between cylinder in the downward water receiving tank in arc top, water receiving tank is located at the underface of roller, and water receiving tank is along the length side of roller
To being arranged and being connected with drainpipe, drainpipe stretches out building enclosure；The building enclosure of roller radial direction side is equipped with maintenance door.
4. drum-type heat pump dryer according to claim 3, it is characterised in that：Building enclosure at heat pump chamber is equipped with
Electric cabinet for controlling decelerating motor, heat pump system, new air door, hydrofuge door and circulating fan.
5. drum-type heat pump dryer according to claim 4, it is characterised in that：The roller circumferential exterior surface is equipped with ring
The reinforcing rib of shape, plane is perpendicular to cylinder axis where annular reinforcing rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627717.4U CN207751266U (en) | 2017-11-29 | 2017-11-29 | Drum-type heat pump dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721627717.4U CN207751266U (en) | 2017-11-29 | 2017-11-29 | Drum-type heat pump dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207751266U true CN207751266U (en) | 2018-08-21 |
Family
ID=63148555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721627717.4U Active CN207751266U (en) | 2017-11-29 | 2017-11-29 | Drum-type heat pump dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207751266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976037A (en) * | 2017-11-29 | 2018-05-01 | 河南佰衡节能科技股份有限公司 | Drum-type heat pump dryer and its furnace drying method |
-
2017
- 2017-11-29 CN CN201721627717.4U patent/CN207751266U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107976037A (en) * | 2017-11-29 | 2018-05-01 | 河南佰衡节能科技股份有限公司 | Drum-type heat pump dryer and its furnace drying method |
| CN107976037B (en) * | 2017-11-29 | 2023-11-28 | 河南佰衡节能科技股份有限公司 | Drum-type heat pump dryer and drying method thereof |
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