CN107345760B - Air heat source heat pump desiccator helping hand system - Google Patents
Air heat source heat pump desiccator helping hand system Download PDFInfo
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- CN107345760B CN107345760B CN201710496262.5A CN201710496262A CN107345760B CN 107345760 B CN107345760 B CN 107345760B CN 201710496262 A CN201710496262 A CN 201710496262A CN 107345760 B CN107345760 B CN 107345760B
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- shaft
- force limiting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/001—Heating arrangements using waste heat
- F26B23/002—Heating arrangements using waste heat recovered from dryer exhaust gases
- F26B23/005—Heating arrangements using waste heat recovered from dryer exhaust gases using a closed cycle heat pump system ; using a heat pipe system
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B30/00—Heat pumps
- F25B30/06—Heat pumps characterised by the source of low potential heat
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Thermal Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses an air heat source heat pump dryer power-assisted system, which comprises a dryer with an inner cavity and a heat pump system, wherein the inner cavity of the dryer is divided into a condensation cavity, a drying cavity and a hot air cavity which are communicated with each other from top to bottom; the heat pump system is provided with a refrigerant compressor with a refrigerant outlet and a refrigerant inlet, and the refrigerant outlet and the refrigerant inlet are sequentially connected with one another: a heating condenser with a flow promoting fan, a liquid storage device, a filter, a power assisting unit, an outer evaporator with a ventilation fan and an inner evaporator; the heat pump system further comprises an electrically controlled valve. Through opening and close of control electric control valve, the operating condition of evaporimeter in can controlling, when interior evaporimeter during operation, can let the interior evaporimeter of damp and hot air go up the dewfall to realize the function of dehumidification, the heat can get back to in the heating condenser in addition, realizes the recovery of heat energy, unusual energy-conserving high-efficient. The invention is used for the drying power-assisted system of the air heat source heat pump.
Description
Technical Field
The invention relates to a power assisting system of an air heat source heat pump dryer.
Background
The existing heat drying system has low efficiency and often needs passive dehumidification, and the passive dehumidification is to discharge moist hot air out of the dryer, so that the loss of heat energy is caused.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the energy-saving air heat source heat pump drying power-assisting system is provided.
The solution of the invention for solving the technical problem is as follows:
an air heat source heat pump dryer power-assisted system comprises a dryer with an inner cavity and a heat pump system, wherein the inner cavity of the dryer is divided into a condensation cavity, a drying cavity and a hot air cavity which are communicated with one another from top to bottom;
the heat pump system is provided with a refrigerant compressor with a refrigerant outlet and a refrigerant inlet, and the refrigerant outlet and the refrigerant inlet are sequentially connected with one another: the system comprises a heating condenser with a flow promoting fan, a liquid storage device, a filter, a power assisting unit, an outer evaporator with a ventilating fan and an inner evaporator;
the heat pump system also comprises an electric control valve, and the electric control valve is connected with the inlet and the outlet of the inner evaporator, so that the electric control valve can be in short circuit with the inner evaporator;
the flow promoting fan and the heating condenser are arranged in the hot air cavity, the air outlet side of the flow promoting fan is upward, the outer evaporator is arranged outside the dryer, and the inner evaporator is arranged in the condensation cavity; the boosting unit comprises a throttling jet pipe and a steam turbine which are sequentially connected between a refrigerant outlet and a refrigerant inlet;
the steam turbine is provided with a power rotating shaft for transmitting compression power, the steam turbine is provided with a power output shaft, the power rotating shaft is connected with the power output shaft through a gear set, the gear set comprises a force limiting gear, the power output shaft/power rotating shaft connected with the force limiting gear is called a force limiting shaft, a plurality of shaft pits are arranged on the surface of the force limiting shaft in a circular array with the axis of the force limiting shaft as a base point, a plurality of wheel pits are arranged on the hole wall of the shaft hole of the force limiting gear in a circular array with the axis of the shaft hole as a base point, the number of the wheel pits is the same as that of the shaft pits, a gap is arranged between the shaft hole and the force limiting shaft, a force limiting ring is arranged in the gap, the force limiting ring is an elastic thin-wall member, the force limiting ring is provided with a plurality of protruding portions and recessed portions, the two sides of each protruding portion are provided with recessed portions, the force limiting ring is made into a star-shaped member, the recessed portions extend into the shaft pits, and the protruding portions extend into the wheel pits.
As a further improvement of the technical scheme, the lower cavity wall of the condensation cavity is provided with a groove, the inner evaporator is arranged above the groove, and the groove is provided with a water guide hole.
As a further improvement of the technical scheme, the heating condenser, the inner evaporator and the outer evaporator respectively comprise a plurality of heat conducting fins arranged side by side at intervals, a plurality of micropores with the diameter smaller than 1mm are uniformly distributed on the heat conducting fins, and silicon dioxide crystal grains are arranged in the micropores.
The invention has the beneficial effects that: an air heat source heat pump dryer power-assisted system comprises a dryer with an inner cavity and a heat pump system, wherein the inner cavity of the dryer is divided into a condensation cavity, a drying cavity and a hot air cavity which are communicated with each other from top to bottom; the heat pump system is provided with a refrigerant compressor with a refrigerant outlet and a refrigerant inlet, and the refrigerant outlet and the refrigerant inlet are connected in sequence: the system comprises a heating condenser with a flow promoting fan, a liquid storage device, a filter, a power assisting unit, an outer evaporator with a ventilating fan and an inner evaporator; the heat pump system also comprises an electric control valve, and the electric control valve is connected with the inlet and the outlet of the inner evaporator, so that the electric control valve can be in short circuit with the inner evaporator; the flow promoting fan and the heating condenser are arranged in the hot air cavity, the air outlet side of the flow promoting fan is upward, the outer evaporator is arranged outside the dryer, and the inner evaporator is arranged in the condensation cavity. Through opening and close of control electric control valve, the operating condition of evaporimeter in can controlling, when interior evaporimeter during operation, can let the interior evaporimeter of damp and hot air go up the dewfall to realize the function of dehumidification, the heat can get back to in the heating condenser in addition, realizes the recovery of heat energy, unusual energy-conserving high-efficient. The boosting unit comprises a throttling jet pipe and a steam turbine which are sequentially connected between a refrigerant outlet and a refrigerant inlet; the refrigerant compressor is internally provided with a power rotating shaft for transmitting compression power, the steam turbine is provided with a power output shaft, the power rotating shaft is connected with the power output shaft through a gear set, the gear set comprises a force limiting gear, the power output shaft/power rotating shaft connected with the force limiting gear is called a force limiting shaft, the surface of the force limiting shaft is provided with a plurality of shaft pits by taking the axis of the force limiting shaft as a base point circular array, the hole wall of the shaft hole of the force limiting gear is provided with a plurality of wheel pits by taking the axis of the shaft hole as a base point circular array, the number of the wheel pits is the same as that of the shaft pits, a gap is arranged between the shaft hole and the force limiting shaft, a force limiting ring is arranged in the gap and is an elastic thin-wall component, the force limiting ring is provided with a plurality of protruding portions and recessed portions which are the same in number, the two sides of each protruding portion are provided with recessed portions, so that the force limiting ring is a star-shaped component, the recessed portions extend into the shaft pits, and the protruding portions extend into the wheel pits. Except the temperature that can reduce the working medium through the steam turbine like this to improve heat exchange efficiency, also can become mechanical energy with the internal energy of working medium, thereby reduce refrigerant compressor's power consumption, and the limit force ring can let and skid when surpassing certain effort between power output shaft and the power pivot, thereby protection steam turbine and refrigerant compressor. The invention is used for the drying power-assisted system of the air heat source heat pump.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from them without inventive effort.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of a heat pump configuration according to an embodiment of the present invention;
FIG. 3 is a schematic view of the refrigerant compression and turbine connection according to an embodiment of the present invention;
FIG. 4 is a schematic illustration of the coupling of the gear sets of the embodiment of the present invention;
fig. 5 is a schematic view of a connection structure of a force limiting ring of the gear set, a wheel pit and a shaft pit according to the embodiment of the invention.
Detailed Description
The conception, the specific structure, and the technical effects produced by the present invention will be clearly and completely described below in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the features, and the effects of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and those skilled in the art can obtain other embodiments without inventive effort based on the embodiments of the present invention, and all embodiments are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. All technical characteristics in the invention can be interactively combined on the premise of not conflicting with each other.
Referring to fig. 1 to 5, this is an embodiment of the present invention:
an air heat source heat pump dryer power-assisted system comprises a dryer 1 with an inner cavity and a heat pump system, wherein the inner cavity of the dryer 1 is divided into a condensation cavity 101, a drying cavity 102 and a hot air cavity 103 which are communicated with each other from top to bottom; the heat pump system has a refrigerant compressor 11 having a refrigerant outlet 111 and a refrigerant inlet 112, and between the refrigerant outlet 111 and the refrigerant inlet 112, there are sequentially connected: a heating condenser 31 with a flow promoting fan 32, an accumulator 51, a filter 61, a booster unit, an outer evaporator 72 with a ventilation fan 74, an inner evaporator 71; the heat pump system further comprises an electrically controlled valve 73, wherein the electrically controlled valve 73 is connected with the inlet and the outlet of the inner evaporator 71, so that the electrically controlled valve 73 can be in short circuit with the inner evaporator 71; the flow promoting fan 32 and the heating condenser 31 are arranged in the hot air cavity 103, the air outlet side of the flow promoting fan 32 is upward, the outer evaporator 72 is arranged outside the dryer 1, and the inner evaporator 71 is arranged in the condensation cavity 101. Through opening and close of control electric control valve, the operating condition of evaporimeter in can controlling, when interior evaporimeter during operation, can let the interior evaporimeter of damp and hot air go up the dewfall to realize the function of dehumidification, the heat can get back to in the heating condenser in addition, realizes the recovery of heat energy, unusual energy-conserving high-efficient.
The boosting unit comprises a throttling jet pipe 81 and a steam turbine 82 which are sequentially connected between a refrigerant outlet 111 and a refrigerant inlet 112; the refrigerant compressor 11 is internally provided with a power rotating shaft 201 for transmitting compression power, the steam turbine 82 is provided with a power-assisted output shaft 821, the power rotating shaft 201 is connected with the power-assisted output shaft 821 through a gear set, the gear set comprises a force limiting gear 91, the power-assisted output shaft 821/the power rotating shaft 201 connected with the force limiting gear 91 are called force limiting shafts, a plurality of shaft pits 92 are arranged on the surface of each force limiting shaft in a circular array with the axis of the force limiting shaft as a base point, a plurality of wheel pits 93 are arranged on the hole wall of the shaft hole of the force limiting gear 91 in a circular array with the axis of the shaft hole as a base point, the number of the wheel pits 93 is the same as that of the shaft pits 92, a gap is arranged between the shaft hole and the force limiting shaft, a force limiting ring 94 is arranged in the gap, the force limiting ring 94 is an elastic thin-wall member, the force limiting ring 94 is provided with a plurality of protruding portions and recessed portions, the number of the protruding portions are the protruding portions and the recessed portions are arranged on two sides of each protruding portion, so that the force limiting ring 94 is a star-like member, the recessed portion extends into the shaft pit 92, and the protruding portion extends into the wheel pit 93. Except the temperature that can reduce the working medium through the steam turbine like this to improve heat exchange efficiency, also can become mechanical energy with the internal energy of working medium, thereby reduce refrigerant compressor's power consumption, and the limit for force ring can let and skid when exceeding certain effort between power output shaft and the power pivot, thereby protection steam turbine and refrigerant compressor.
In order to facilitate the derivation of dew, the lower cavity wall of the condensation cavity 101 is provided with a groove, the inner evaporator 71 is arranged above the groove, and the groove is provided with a water guide hole.
In order to improve the heat exchange efficiency, the heating condenser 31, the inner evaporator 71 and the outer evaporator 72 all comprise a plurality of heat conducting fins arranged side by side at intervals, a plurality of micropores with the diameter smaller than 1mm are uniformly distributed on the heat conducting fins, and silicon dioxide crystal grains are arranged in the micropores. The silicon dioxide crystal grains are formed by soaking the heat conducting sheet in liquid silicon oxide and then crystallizing the heat conducting sheet on micropores on the heat conducting sheet.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.
Claims (2)
1. An air heat source heat pump dryer helping hand system, includes desiccator (1) that has the inner chamber, its characterized in that: the drying machine is characterized by also comprising a heat pump system, wherein the inner cavity of the drying machine (1) is divided into a condensation cavity (101), a drying cavity (102) and a hot air cavity (103) which are communicated with each other from top to bottom; the heat pump system is provided with a refrigerant compressor (11) with a refrigerant outlet (111) and a refrigerant inlet (112), and the refrigerant outlet (111) and the refrigerant inlet (112) are sequentially connected with one another: a heating condenser (31) with a flow promoting fan (32), an accumulator (51), a filter (61), a power assisting unit, an outer evaporator (72) with a ventilation fan (74), an inner evaporator (71);
the heat pump system further comprises an electric control valve (73), wherein the electric control valve (73) is connected with the inlet and the outlet of the inner evaporator (71), so that the electric control valve (73) can be in short circuit with the inner evaporator (71); the flow promoting fan (32) and the heating condenser (31) are arranged in the hot air cavity (103), the air outlet side of the flow promoting fan (32) is upward, the outer evaporator (72) is arranged outside the dryer (1), and the inner evaporator (71) is arranged in the condensation cavity (101); the boosting unit comprises a throttling jet pipe (81) and a steam turbine (82) which are sequentially connected between a refrigerant outlet (111) and a refrigerant inlet (112);
a power rotating shaft (201) for transmitting compression power is arranged in the refrigerant compressor (11), a power output shaft (821) is arranged on the steam turbine (82), the power rotating shaft (201) is connected with the power output shaft (821) through a gear set, the gear set comprises a force limiting gear (91), the power output shaft (821)/the power rotating shaft (201) connected with the force limiting gear (91) is called a force limiting shaft, a plurality of shaft pits (92) are circularly arrayed on the surface of the force limiting shaft by taking the axis of the force limiting shaft as a base point, a plurality of wheel pits (93) are circularly arrayed on the hole wall of the shaft hole of the force limiting gear (91) by taking the axis of the shaft hole as a base point, the number of the wheel pits (93) is the same as that of the shaft pits (92), a gap is arranged between the shaft hole and the force limiting shaft, a force limiting ring (94) is arranged in the gap, the force limiting ring (94) is an elastic thin-wall member, the force limiting ring (94) is provided with a plurality of protruding portions and recessed portions, two sides of each protruding portion are respectively arranged on the two sides of each protruding portion, so that the force limiting ring (94) is in a star-shaped member, the protruding portion, and the protruding portion extends into the inner portion of the shaft pit (93);
the heating condenser (31), the inner evaporator (71) and the outer evaporator (72) all comprise a plurality of heat conducting sheets arranged side by side at intervals, a plurality of micropores with the diameter smaller than 1mm are uniformly distributed on the heat conducting sheets, and silicon dioxide crystal grains are arranged in the micropores.
2. The air heat source heat pump dryer power-assisted system of claim 1, characterized in that: the lower cavity wall of the condensation cavity (101) is provided with a groove, the inner evaporator (71) is arranged above the groove, and the groove is provided with a water guide hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496262.5A CN107345760B (en) | 2017-06-26 | 2017-06-26 | Air heat source heat pump desiccator helping hand system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710496262.5A CN107345760B (en) | 2017-06-26 | 2017-06-26 | Air heat source heat pump desiccator helping hand system |
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| Publication Number | Publication Date |
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| CN107345760A CN107345760A (en) | 2017-11-14 |
| CN107345760B true CN107345760B (en) | 2023-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710496262.5A Active CN107345760B (en) | 2017-06-26 | 2017-06-26 | Air heat source heat pump desiccator helping hand system |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322735A (en) * | 2011-09-23 | 2012-01-18 | 宁建付 | Energy-saving heat pump dehumidification drying device |
| CN104110943A (en) * | 2014-07-09 | 2014-10-22 | 广州凯能电器科技有限公司 | Air energy secondary waste heat recovery drying and dehumidification system |
| CN104964525A (en) * | 2015-07-01 | 2015-10-07 | 天津市傲绿农副产品集团股份有限公司 | Heat pump type fruit and vegetable drying machine |
| CN206974124U (en) * | 2017-06-26 | 2018-02-06 | 佛山市南海聚腾环保设备有限公司 | A kind of air heat source and thermal pump drying machine force aid system |
-
2017
- 2017-06-26 CN CN201710496262.5A patent/CN107345760B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102322735A (en) * | 2011-09-23 | 2012-01-18 | 宁建付 | Energy-saving heat pump dehumidification drying device |
| CN104110943A (en) * | 2014-07-09 | 2014-10-22 | 广州凯能电器科技有限公司 | Air energy secondary waste heat recovery drying and dehumidification system |
| CN104964525A (en) * | 2015-07-01 | 2015-10-07 | 天津市傲绿农副产品集团股份有限公司 | Heat pump type fruit and vegetable drying machine |
| CN206974124U (en) * | 2017-06-26 | 2018-02-06 | 佛山市南海聚腾环保设备有限公司 | A kind of air heat source and thermal pump drying machine force aid system |
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| Publication number | Publication date |
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| CN107345760A (en) | 2017-11-14 |
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Effective date of registration: 20230323 Address after: 517373 Shenzhen Nanshan (Longchuan) industrial transfer park, Dengyun Town, Longchuan County, Heyuan City, Guangdong Province Applicant after: GUANGDONG JUTENG ENVIRONMENTAL PROTECTION EQUIPMENT CO.,LTD. Address before: No. 1, Hengsi Road, Desheng Industrial Zone, Lishui Town, Nanhai District, Foshan City, Guangdong Province, 528000 Applicant before: FOSHAN NANHAI JUTENG ENVIRONMENTAL PROTECTION EQUIPMENT Co.,Ltd. |
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