CN106152709A - Heat-pump-type vacuum drying apparatus - Google Patents
Heat-pump-type vacuum drying apparatus Download PDFInfo
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- CN106152709A CN106152709A CN201510174685.6A CN201510174685A CN106152709A CN 106152709 A CN106152709 A CN 106152709A CN 201510174685 A CN201510174685 A CN 201510174685A CN 106152709 A CN106152709 A CN 106152709A
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Abstract
Heat-pump-type vacuum drying apparatus of the present invention is made up of dry vacuum container, source pump, condensation heat abstractor, vacuum pump set, conduit, airway；Source pump heat exchanger in condensation heat exchange device and the centre of dry vacuum container, condensation heat exchange device and dry vacuum container is connected by conduit, and source pump is connected with the heat exchanger in condensation heat exchange device, dry vacuum container respectively by conduit；Gas outlet on dryness storehouse is connected on the air inlet of heat exchange container by airway, has water discharging valve below heat exchange container, and the gas outlet on heat exchange container is connected to vacuum pump set by airway.The heat-pump-type condenser of heat-pump-type vacuum drying apparatus and thermal cycle use the application of technology, make material more save the energy in the vacuum drying course of processing, improve drying efficiency.After condensation at low temperature, gas volume reduces 75-85%, and the power of required vacuum pump set just reduces a lot.The waste heat of the little temperature difference is well obtained by by heat-pump-type condenser, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to a kind of dehydrator, specifically a kind of heat-pump-type vacuum drying apparatus.
Background technology
Heat-pump-type drying plant currently on the market is all the hot-air seasoning of normal pressure, heat energy single use, and high temperature is dried and made
The heat sensitive material quality that must have can not be guaranteed.In the processing fields such as grain, food, chemical industry, medicine, need
Under vacuum material is carried out cold drying process, to reach the material of necessary requirement water content standard；At vacuum state
Under, composite gas produced by vacuum dryer is that the condensable gas hydrone of 75-95%, impurity divide with other gas
The conjugate of son, steam is condensed by condenser, and the volume of composite gas reaches to reduce the effect of 3-20 times；Work
In industry, the heat energy to the little temperature difference cannot effectively utilize, and causes the heat energy of the little temperature difference to can not get recycling, causes the tight of heat energy
Heavily waste, it is impossible to enough implement the High-Interest Object of energy-saving and emission-reduction.
Patented product one heat-pump-type condenser (number of patent application: 2015201547186) of my application, it is by heat pump
Unit, condensation heat exchange device, heat radiation heat-exchanger rig, conduit form；Source pump is at condensation heat exchange device and heat radiation heat exchange dress
Putting centre, condensation heat exchange device and heat radiation heat-exchanger rig to be connected by conduit, source pump is filled with condensing heat-exchange respectively by conduit
Put, the heat-exchanger rig that dispels the heat connects.After using said structure composition, low under the liquefaction in the heat exchanger of condensation heat exchange device
In 20 DEG C of subzero coolant can absorb the gas in condensation heat exchange device heat exchange container, the heat energy of liquid and vaporize, reach low temperature
The effect of vaporization heat absorption.Coolant after vaporization is entered in source pump by conduit, and the work of source pump compressor improves
Refrigerant temperature after vaporization, the coolant condensation entered in heat radiation heat-exchanger rig heat exchanger is converted into liquefaction, converts in condensation
During discharge substantial amounts of heat, reach the UTILIZATION OF VESIDUAL HEAT IN high effect of the little temperature difference.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming prior art to exist, at the heat-pump-type condenser of my application
On the basis of the patent of (number of patent application: 2015201547186), R & D design goes out a kind of heat-pump-type vacuum drying apparatus,
Its application that can effectively accomplish material vacuum cold drying, heat-pump-type vacuum condensation and thermal cycle use technology, can make
The vacuum dehydrating at lower temperature course of processing is more saved the energy, improves drying efficiency.
The present invention is achieved through the following technical solutions, heat-pump-type vacuum drying apparatus by dry vacuum container, source pump,
Condensation heat abstractor, vacuum pump set, conduit, airway composition.
Described source pump is made up of compressor, expansion valve and the heat pump auxiliary equipment such as valve, electric control system.
Described source pump is in condensation heat exchange device and the centre of dry vacuum container.
Heat exchanger in described condensation heat exchange device and dry vacuum container is connected by conduit, and source pump is by conduit respectively
It is connected with the heat exchanger in condensation heat exchange device, dry vacuum container；Coolant is filled in the inside of source pump, conduit and heat exchanger.
Described dry vacuum container is made up of heat exchanger and dryness storehouse.
1, dryness storehouse is supported by support, and the upper and lower side of dryness storehouse has valve, and valve is for controlling turnover and the sealing of material
The effect of dryness storehouse.
2, the gas outlet on dryness storehouse is connected on the heat exchange container air inlet of condensation heat exchange device by airway, is dried
The gas outlet on storehouse dampness in pump drainage dryness storehouse.
3, the heat exchanger of dry vacuum container is arranged on the inside of dryness storehouse, and two mouths of heat exchanger extend at dryness storehouse
Outside, two mouths of heat exchanger are connected to condensation heat exchange device and source pump by conduit respectively.
Described condensation heat exchange device is made up of heat exchanger and heat exchange container.
1, air inlet, gas outlet and water discharging valve are had above the heat exchange container of condensation heat exchange device.Heat exchanger is arranged on
The inside of heat exchange container, two mouths of heat exchanger extend the outside at heat exchange container, and two mouths of heat exchanger are by conduit respectively
It is connected to dry vacuum container and source pump.
2, the air inlet on heat exchange container is connected on the gas outlet of dryness storehouse by airway, the air inlet on heat exchange container
Mouth dampness in pump drainage dryness storehouse.
3, the gas outlet on heat exchange container is connected to vacuum pump set by airway, and vacuum pump set is used for pump drainage heat exchange container
In condensed non-condensable gas, ganged up inside dry vacuum container by airway inside heat exchange container, such dry vacuum container and
Heat exchange container inner air pressure is the same, and dry vacuum container internal pressure just can reach required vacuum.
4, the condensed liquid of condensable gas in pump drainage heat exchange container of the water discharging valve on heat exchange container.
The present invention has the advantages that compared with existing condenser: heat-pump-type vacuum drying apparatus can effectively be accomplished thing
Material vacuum dehydrating at lower temperature, heat-pump-type vacuum condensation and thermal cycle use the application of technology, and vacuum dehydrating at lower temperature can be made processed
Journey is more saved the energy, improves drying efficiency.Coolant in the heat exchanger of heat radiation heat-exchanger rig is condensed into liquid from vapor state
Change state, discharges substantial amounts of heat in condensation conversion process, passes to the gas in heat-exchanger rig heat exchange container that dispels the heat,
Heat energy makes temperature of charge raise, and reaches the effect of UTILIZATION OF VESIDUAL HEAT IN, and after condensation at low temperature, gas volume reduces 75-85%, required
The power of vacuum pump set just reduce a lot.The waste heat of the little temperature difference is well obtained by by heat-pump-type condenser, energy-saving ring
Protect.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the heat-pump-type vacuum drying apparatus of the present invention；
Fig. 2 is the structural representation of the dry vacuum container of the heat-pump-type vacuum drying apparatus of the present invention；
Fig. 3 is the structural representation of the condensation heat exchange device of the heat-pump-type vacuum drying apparatus of the present invention.
Detailed description of the invention:
The present invention is described further with embodiment below in conjunction with the accompanying drawings.
Heat-pump-type vacuum drying apparatus as shown in Figure 1 is by dry vacuum container (1), source pump (2), condensation heat radiation dress
Put (3), vacuum pump set (6), conduit (9), airway (11) composition.
Described source pump (2) is by compressor, expansion valve and the heat pump auxiliary equipment group such as valve, electric control system
Become.
Described source pump (2) is in condensation heat exchange device (3) and the centre of dry vacuum container (1).
Heat exchanger (10) in described condensation heat exchange device (3) and dry vacuum container (1) is connected by conduit (9),
Source pump (2) by conduit (9) respectively with the heat exchanger (10) in condensation heat exchange device (3), dry vacuum container (1)
Connect；Coolant is filled in the inside of source pump (2), conduit (9) and heat exchanger (10).
Dry vacuum container (1) as shown in Figure 2 is made up of heat exchanger (10) and dryness storehouse (15).
1, dryness storehouse (15) is supported by support (4), and the upper and lower side in dry storehouse (15) has valve (5), valve (5)
For controlling turnover and the effect of hermetically drying storehouse (15) of material.
2, the gas outlet (7) on dryness storehouse (15) is connected to condensation heat exchange device (3) by airway (11)
On the air inlet (8) of heat exchange container (14), having gas outlet (7) on dry storehouse (15), gas outlet (7) are used for pump drainage
Dampness in dryness storehouse (15).
3, the heat exchanger (10) of dry vacuum container (1) is arranged on the inside of dryness storehouse (15), heat exchanger (10)
Two mouths extend in the outside of dryness storehouse (15), and two mouths of heat exchanger (10) are connected to cold by conduit (9) respectively
Solidifying heat-exchanger rig (3) and source pump (2).
Condensation heat exchange device (3) as shown in Figure 3 is made up of heat exchanger (10) and heat exchange container (14).
1, air inlet (8), gas outlet (7) and row are had above the heat exchange container (14) of condensation heat exchange device (3)
Penstock (12).Heat exchanger (10) is arranged on the inside of heat exchange container (14), and two mouths of heat exchanger (10) extend
Going out the outside in heat exchange container (14), two mouths of heat exchanger (10) be respectively connected dry vacuum container by conduit (9)
(1) inner heat exchanger (10) and source pump (2).
2, the air inlet (8) on the heat exchange container (14) of condensation heat exchange device (3) is connected by airway (11)
On the gas outlet (7) of dryness storehouse (15), gas outlet (7) dampness in pump drainage dryness storehouse (15).
3, the gas outlet (7) on the heat exchange container (14) of condensation heat exchange device (3) is connected to vacuum by airway (11)
Unit (6), vacuum pump set (6) is condensed non-condensable gas in pump drainage heat exchange container (14), makes vacuum drying
Air pressure in storehouse (1) reaches required vacuum.
4, the heat exchange container (14) of condensation heat exchange device (3) water discharging valve (12) below is used for pump drainage heat exchange container
(14) the condensed liquid of interior condensable gas.
The workflow of the heat driven heat pump formula vacuum drying apparatus of the present invention is as follows:
1, the coolant in the heat exchanger (10) of condensation heat exchange device (3) can absorb condensation heat exchange device (3) heat exchange container (14)
In the heat energy of steam and vaporize, gas temperature can be made significantly to reduce less than subzero 20 DEG C of coolant under liquefaction,
Reach the effect of low-temperature vaporization heat absorption.
2, after the internal carburation by evaporation of coolant heat exchanger (10) in condensation heat exchange device (3), by conduit (9)
Entering in source pump (2), the work of source pump (2) can improve the refrigerant temperature after vaporization.
3, in the coolant after heating vaporization enters the heat exchanger (10) of dry vacuum container (1) again by conduit (9),
Coolant in heat exchanger (10) is converted into liquefaction from vapor state condensation, discharges substantial amounts of in condensation conversion process
Heat passes to the material in dry vacuum container (1), and heat energy makes temperature of charge raise, and makes the moisture vacuum vaporization in material,
Reach the effect that vacuum and low temperature is dried.
4, steam produced by dry vacuum container (1) drying materials is entered by exhaustor (11) by air vent (7)
Enter in the heat exchange container (10) of condensation heat exchange device (3).Steam is condensed by the heat absorption of heat exchanger (10), and water steams
In gas, condensable gas condensation becomes liquid water, and liquid water discharges heat exchange container (14) by water discharging valve (12)；Water steams
In gas, condensable gas is not discharged heat exchange container (14), vacuum pump set (6) by exhaustor (11) by vacuum pump set (6) pump drainage
Pump drainage the air pressure in dry vacuum container (1) can be made to drop to be vacuum dried required vacuum.
5, in the heat exchanger (10) of dry vacuum container (1), condensation is converted into the coolant of liquid, is entered by conduit (9)
Enter heat absorption vaporization again in the heat exchanger (10) of condensation heat exchange device (3)；Go round and begin again and repeat heat absorption vaporization and dissipate
Heat condensation, the material in dry vacuum container (1) also reaches the effect of oven drying at low temperature.
It is above a kind of heat-pump-type vacuum drying apparatus provided by the present invention is described in detail, used herein
Structural principle and the embodiment of the present invention are set forth by specific case, and above example is only intended to help and understands this
Bright manufacture method and core concept thereof, be embodied as being not limited to above-mentioned specific embodiment, those skilled in the art
From above-mentioned design, without performing creative labour, done many variations, all fall within protection scope of the present invention.
Claims (4)
1. a heat-pump-type vacuum drying apparatus, it is characterised in that: heat-pump-type vacuum drying apparatus is by dry vacuum container (1), warm
Pump assembly (2), condensation heat abstractor (3), vacuum pump set (6), conduit (9), airway (11) composition；
Described source pump (2) is in condensation heat exchange device (3) and the centre of dry vacuum container (1)；Condensation heat exchange device (3)
Connecting by conduit (9) with the heat exchanger (10) in dry vacuum container (1), source pump (2) is by conduit (9) point
Heat exchanger (10) not and in condensation heat exchange device (3), dry vacuum container (1) connects, source pump (2), conduit
And coolant is filled in the inside of heat exchanger (10) (9)；
Described source pump (2) is made up of compressor, expansion valve and the heat pump auxiliary equipment such as valve, electric control system；
Described dry vacuum container (1) is made up of heat exchanger (10) and dryness storehouse (15)；Dryness storehouse (15) is by support (4)
Supporting, the upper and lower side of dryness storehouse (15) has valve (5)；Airway (11) is passed through in gas outlet (7) on dryness storehouse (15)
On the air inlet (8) of the heat exchange container (14) being connected to condensation heat exchange device (3)；
Described condensation heat exchange device (3) is made up of heat exchanger (10) and heat exchange container (14), under heat exchange container (14)
There is water discharging valve (12) in face.
A kind of heat-pump-type vacuum drying apparatus the most according to claim 1, it is characterised in that: changing of dry vacuum container (1)
Hot device (10) is arranged on the inside of dryness storehouse (15), and two mouths of heat exchanger (10) extend at dryness storehouse (15)
Outside, two mouths of heat exchanger (10) are connected to condensation heat exchange device (3) and source pump (2) by conduit (9) respectively.
A kind of heat-pump-type vacuum drying apparatus the most according to claim 1, it is characterised in that: condensation heat exchange device (3)
Heat exchanger (10) is arranged on the inside of heat exchange container (14), and two mouths of heat exchanger (10) extend in heat exchange container (14)
Outside, two mouths of heat exchanger (10) be respectively connected, by conduit (9), the heat exchanger (10) that dry vacuum container (1) is inner
With source pump (2).
A kind of heat-pump-type vacuum drying apparatus the most according to claim 1, it is characterised in that: condensation heat exchange device (3)
Air inlet (8) and gas outlet (7) are had above heat exchange container (14)；Air inlet (8) on heat exchange container (14) leads to
Cross airway (11) to be connected on the gas outlet (7) of dryness storehouse (15)；Gas outlet (7) on heat exchange container (14)
It is connected to vacuum pump set (6) by airway (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510174685.6A CN106152709A (en) | 2015-04-06 | 2015-04-06 | Heat-pump-type vacuum drying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510174685.6A CN106152709A (en) | 2015-04-06 | 2015-04-06 | Heat-pump-type vacuum drying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106152709A true CN106152709A (en) | 2016-11-23 |
Family
ID=57336083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510174685.6A Withdrawn CN106152709A (en) | 2015-04-06 | 2015-04-06 | Heat-pump-type vacuum drying apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106152709A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648800A (en) * | 2020-11-23 | 2021-04-13 | 朱拥民 | Low-temperature grain drying process for grain production line |
-
2015
- 2015-04-06 CN CN201510174685.6A patent/CN106152709A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112648800A (en) * | 2020-11-23 | 2021-04-13 | 朱拥民 | Low-temperature grain drying process for grain production line |
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| PB01 | Publication | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20161123 |
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| WW01 | Invention patent application withdrawn after publication |