CN217383694U - System for be used for improving closed drying-machine dehumidification volume - Google Patents
System for be used for improving closed drying-machine dehumidification volume Download PDFInfo
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- CN217383694U CN217383694U CN202220739125.6U CN202220739125U CN217383694U CN 217383694 U CN217383694 U CN 217383694U CN 202220739125 U CN202220739125 U CN 202220739125U CN 217383694 U CN217383694 U CN 217383694U
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- 238000007791 dehumidification Methods 0.000 title claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims abstract description 32
- 239000000463 material Substances 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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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Abstract
The utility model relates to a drying-machine equipment technical field especially relates to a system for be used for improving closed drying-machine dehumidification volume. The system comprises a compressor, a four-way valve, a condenser, an economizer, a first throttling valve, a second throttling valve, an evaporator and a heat exchanger; the four-way valve comprises a control valve port C, a control valve port D, a control valve port E and a control valve port S. In the refrigerant circuit of the system, the economizer is added, refrigerant is exhausted by the compressor and enters the condenser through the four-way valve to release heat, then the refrigerant is discharged out of the condenser and divides the main path and the auxiliary path, the auxiliary path enters the economizer through the second throttle valve to supercool the refrigerant in the main path, and therefore the enthalpy value and the dryness of the main path are reduced.
Description
Technical Field
The utility model relates to a drying-machine equipment technical field especially relates to a system for be used for improving closed drying-machine dehumidification volume.
Background
The closed heat pump dryer mainly has the function of removing water vapor in internal circulating air, so that the air can continuously absorb moisture of materials to dry the materials. At present, a closed heat pump dryer adopts an internal heat exchanger to increase the relative humidity of air at an inlet of an evaporator so as to improve the dehumidification capacity, and the method does not consider the influence of a refrigeration system and the air volume on the dehumidification capacity, so that the dehumidification needs to be increased, and the power consumption of a unit is increased.
Disclosure of Invention
In order to solve the problem, the utility model aims to provide a system for improving closed drying-machine dehumidification volume can improve the dehumidification volume in the closed drying-machine through refrigerating system to increase condenser heating capacity, improve condenser outlet air temperature.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the system comprises a compressor, a four-way valve, a condenser, an economizer, a first throttling valve, a second throttling valve, an evaporator and a heat exchanger; wherein,
the four-way valve comprises a control valve port C, a control valve port D, a control valve port E and a control valve port S; wherein,
the control valve port D is communicated with an outlet of the compressor, the control valve port C is communicated with a first inlet end of the condenser, the control valve port S is communicated with a first inlet of the compressor, and the control valve port E is communicated with a first outlet end of the evaporator;
the outlet end of the condenser is connected with a first branch and a second branch, the economizer is provided with a first economizer inlet end, a second economizer inlet end, a first economizer outlet end and a second economizer outlet end, the other ends of the first branch and the second branch are respectively communicated with the first inlet end of the economizer and the second inlet end of the economizer, the first outlet end of the economizer is communicated with the first inlet end of the evaporator through a third branch, and the second outlet end of the economizer is communicated with the second inlet end of the compressor;
the second throttle valve is arranged on the second branch, and the first throttle valve is arranged on the third branch;
the heat exchanger is provided with a first inlet of the heat exchanger, a second inlet of the heat exchanger, a first outlet of the heat exchanger and a second outlet of the heat exchanger, the first outlet of the heat exchanger is communicated with the second inlet end of the condenser, the second outlet of the heat exchanger is communicated with the second inlet end of the evaporator, the first inlet of the heat exchanger is communicated with outside air, and the second inlet of the heat exchanger is communicated with the second outlet of the evaporator.
Preferably, the system comprises a refrigerant loop, when the system for dehumidifying the closed dryer uses the refrigerant, the control valve port D is communicated with the control valve port C, the control valve port E is communicated with the control valve port S, and the first throttle valve and the second throttle valve are both opened; at the moment, the refrigerant of the system of the dehumidification amount of the closed dryer sequentially passes through the compressor, the control valve port D, the control valve port C and the condenser, and after passing through the condenser, the refrigerant is divided into a main path and an auxiliary path, and the auxiliary path sequentially passes through the second throttle valve and the economizer and finally flows back to the compressor; the main path sequentially passes through the economizer, the first throttle valve, the evaporator, the control valve port E and the control valve port S and finally flows back to the compressor.
Preferably, the system further comprises a gas flow path, and when the system for dehumidifying the closed type dryer uses the gas flow path, the gas of the system for dehumidifying the closed type dryer passes through the heat exchanger and the condenser in sequence.
Preferably, the system also comprises a gas loop, and when the system for dehumidifying the closed type dryer uses the gas loop, the gas of the system for dehumidifying the closed type dryer passes through the heat exchanger, the evaporator and then returns to the heat exchanger in sequence.
The above technical scheme is adopted in the utility model, in the refrigerant return circuit, the economizer has been increased, the refrigerant goes out the condenser branch main road and auxiliary road after the heat is released in getting into the condenser by the cross valve through the compressor exhaust, the auxiliary road gets into the refrigerant subcooling in the main road in the economizer through the second choke valve, thereby reduce the enthalpy value and the quality of main road, because the refrigerant becomes dry and cold, the heat absorption capacity of refrigerant in the evaporimeter increases, do benefit to the vapor condensation, increase the dehumidification volume, thereby refrigerating capacity and dehumidification volume have been increased.
Because the heat absorbed by the refrigerant in the evaporator is increased, when the refrigerant steam coming out of the evaporator returns to the compressor and passes through the condenser again, the heat release of the condenser is increased, the air temperature at the outlet of the condenser is increased, and the dehumidification efficiency of the unit is improved.
This scheme has effectively solved closed drying-machine air dehumidification process refrigerant throttle loss big, causes the refrigeration capacity loss, and the insufficient problem of dehumidification volume, this scheme not only increases the dehumidification portion, increases the heating capacity simultaneously, reduces the unit energy consumption.
Drawings
Fig. 1 is a diagram of a system for increasing the moisture removal capacity of a closed dryer.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
A system for increasing the dehumidification capacity of a closed type dryer as shown in fig. 1 includes a compressor 1, a four-way valve 2, a condenser 3, an economizer 4, a first throttle valve 5, a second throttle valve 6, an evaporator 7, and a heat exchanger 8; wherein,
the four-way valve 2 comprises a control valve port C, a control valve port D, a control valve port E and a control valve port S; wherein,
the control valve port D is communicated with the outlet of the compressor 1, the control valve port C is communicated with the first inlet end 9 of the condenser, the control valve port S is communicated with the first inlet 10 of the compressor, and the control valve port E is communicated with the first outlet end 40 of the evaporator;
the outlet end 11 of the condenser is connected with a first branch 12 and a second branch 13, the economizer 4 is provided with a first economizer inlet end 14, a second economizer inlet end 15, a first economizer outlet end 16 and a second economizer outlet end 30, the other ends of the first branch 12 and the second branch 13 are respectively communicated with the first economizer inlet end 14 and the second economizer inlet end 15, the first economizer outlet end 16 is communicated with the first evaporator inlet end 18 through a third branch 17, and the second economizer outlet end 30 is communicated with the second compressor inlet end 100;
the second throttle 6 is arranged on the second branch 13 and the first throttle 5 is arranged on the third branch 17;
the heat exchanger 8 is provided with a first heat exchanger inlet 23, a second heat exchanger inlet 24, a first heat exchanger outlet 19 and a second heat exchanger outlet 21, the first heat exchanger outlet 19 is communicated with the second inlet end 20 of the condenser, the second heat exchanger outlet 21 is communicated with the second inlet end 22 of the evaporator, the first heat exchanger inlet 23 is communicated with the outside air, and the second heat exchanger inlet 24 is communicated with the second evaporator outlet 25.
Further, the system comprises a refrigerant loop, when the system for dehumidifying the closed dryer uses the refrigerant, the control valve port D is communicated with the control valve port C, the control valve port E is communicated with the control valve port S, and the first throttle valve 5 and the second throttle valve 6 are both opened; at the moment, the refrigerant of the system of the dehumidification capacity of the closed dryer sequentially passes through the compressor 1, the control valve port D, the control valve port C and the condenser 3, and after passing through the condenser 3, the refrigerant is divided into a main path and an auxiliary path, and the auxiliary path sequentially passes through the second throttle valve 6 and the economizer 4 and finally flows back into the compressor 1; the main path passes through the economizer 4, the first throttle valve 5, the evaporator 7, the control valve port E and the control valve port S in sequence and finally returns to the compressor 1.
Further, the system also comprises a gas flow path, when the system for the closed type dryer dehumidification uses the gas flow path, the gas of the system for the closed type dryer dehumidification amount passes through the heat exchanger 8 and the condenser 3 in sequence.
Furthermore, the system also comprises a gas loop, when the system for dehumidifying the closed type dryer uses the gas loop, the gas of the system for dehumidifying the closed type dryer passes through the heat exchanger 8, the evaporator 7 and then returns to the heat exchanger 8 in sequence.
In the specific embodiment, in the refrigerant loop, the economizer 4 is additionally arranged, the refrigerant is exhausted through the compressor 1, enters the condenser 3 through the four-way valve 2 to release heat and then exits the condenser 3 to form a main path and an auxiliary path, the auxiliary path enters the economizer 4 through the second throttle valve 6 to supercool the refrigerant in the main path, so that the enthalpy value and the dryness of the main path are reduced, as the refrigerant becomes dry and cold, the heat absorption capacity of the refrigerant in the evaporator 7 is increased, the condensation of water vapor is facilitated, the dehumidification capacity is increased, and the refrigeration capacity and the dehumidification capacity are increased.
As the heat absorbed by the refrigerant in the evaporator 7 is increased, when the refrigerant steam coming out of the evaporator 7 returns to the compressor 1 and passes through the condenser 3 again, the heat release of the condenser 3 is increased, the temperature of the air at the outlet of the condenser 3 is increased, and the dehumidification efficiency of the unit is improved.
This scheme has effectively solved closed drying-machine air dehumidification process refrigerant throttle loss big, causes the refrigeration capacity loss, and the insufficient problem of dehumidification volume, this scheme not only increases the dehumidification portion, increases the heating capacity simultaneously, reduces the unit energy consumption.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention.
Claims (4)
1. A system for increasing the dehumidification capacity of a closed dryer, comprising: the system comprises a compressor (1), a four-way valve (2), a condenser (3), an economizer (4), a first throttle valve (5), a second throttle valve (6), an evaporator (7) and a heat exchanger (8); wherein,
the four-way valve (2) comprises a control valve port C, a control valve port D, a control valve port E and a control valve port S; wherein,
the control valve port D is communicated with an outlet of the compressor (1), the control valve port C is communicated with a first inlet end (9) of the condenser, the control valve port S is communicated with a first inlet (10) of the compressor, and the control valve port E is communicated with a first outlet end (40) of the evaporator;
a first branch (12) and a second branch (13) are connected to an outlet end (11) of the condenser, a first economizer inlet end (14), a second economizer inlet end (15), a first economizer outlet end (16) and a second economizer outlet end (30) are arranged on the economizer (4), the other ends of the first branch (12) and the second branch (13) are respectively communicated with the first economizer inlet end (14) and the second economizer inlet end (15), the first economizer outlet end (16) is communicated with the first evaporator inlet end (18) through a third branch (17), and the second economizer outlet end (30) is communicated with a second compressor inlet end (100);
the second throttle (6) is arranged on the second branch (13), and the first throttle (5) is arranged on the third branch (17);
the heat exchanger (8) is provided with a first heat exchanger inlet (23), a second heat exchanger inlet (24), a first heat exchanger outlet (19) and a second heat exchanger outlet (21), the first heat exchanger outlet (19) is communicated with the second inlet end (20) of the condenser, the second heat exchanger outlet (21) is communicated with the second inlet end (22) of the evaporator, the first heat exchanger inlet (23) is communicated with the outside air, and the second heat exchanger inlet (24) is communicated with the second evaporator outlet (25).
2. A system for increasing the moisture removal capacity of a closed dryer as defined in claim 1, wherein: the system comprises a refrigerant loop, when a closed dryer dehumidification system uses the refrigerant, a control valve port D is communicated with a control valve port C, a control valve port E is communicated with a control valve port S, and a first throttle valve (5) and a second throttle valve (6) are both opened; at the moment, the refrigerant of the system of the dehumidification amount of the closed dryer sequentially passes through the compressor (1), the control valve port D, the control valve port C and the condenser (3), after passing through the condenser (3), the refrigerant is divided into a main path and an auxiliary path, the auxiliary path sequentially passes through the second throttle valve (6) and the economizer (4), and finally flows back into the compressor (1); the main path sequentially passes through the economizer (4), the first throttle valve (5), the evaporator (7), the control valve port E and the control valve port S and finally flows back to the compressor (1).
3. A system for increasing the moisture removal capacity of a closed dryer as claimed in claim 1 or claim 2, wherein: the system also comprises a gas flow path, and when the system for dehumidifying the closed type dryer uses the gas flow path, the gas of the system for dehumidifying the closed type dryer passes through the heat exchanger (8) and the condenser (3) in sequence.
4. A system for increasing the moisture removal capacity of a closed dryer as set forth in claim 2, wherein: the system also comprises a gas loop, and when the system for dehumidifying the closed type dryer uses the gas loop, the gas of the system for dehumidifying the closed type dryer passes through the heat exchanger (8) and the evaporator (7) in sequence and then returns to the heat exchanger (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220739125.6U CN217383694U (en) | 2022-03-31 | 2022-03-31 | System for be used for improving closed drying-machine dehumidification volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220739125.6U CN217383694U (en) | 2022-03-31 | 2022-03-31 | System for be used for improving closed drying-machine dehumidification volume |
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| Publication Number | Publication Date |
|---|---|
| CN217383694U true CN217383694U (en) | 2022-09-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220739125.6U Active CN217383694U (en) | 2022-03-31 | 2022-03-31 | System for be used for improving closed drying-machine dehumidification volume |
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| CN (1) | CN217383694U (en) |
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- 2022-03-31 CN CN202220739125.6U patent/CN217383694U/en active Active
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