CN212058194U - Multistage dehumidification heating switching ring integrated heat pump unit - Google Patents
Multistage dehumidification heating switching ring integrated heat pump unit Download PDFInfo
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- CN212058194U CN212058194U CN202020377072.9U CN202020377072U CN212058194U CN 212058194 U CN212058194 U CN 212058194U CN 202020377072 U CN202020377072 U CN 202020377072U CN 212058194 U CN212058194 U CN 212058194U
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Abstract
The utility model discloses a multistage dehumidification heating switching ring integrated heat pump unit, which relates to the technical field of drying equipment, and comprises a machine body, wherein an air inlet and a hot air outlet are arranged on the machine body, and a first fan and a second fan are arranged at the top of the machine body; a first fresh air inlet is formed in the side part of the machine body; a plurality of evaporators and condensers which are connected in series are arranged in the machine body; a third fan is arranged between the channels at the two sides of the tail end of the machine body; a second fresh air inlet is formed in the tail of the air outlet channel of the machine body; a fourth fan is arranged at the head part of the air outlet channel, which is close to the hot air outlet, and a plurality of groups of compressors which are arranged in a matched mode are arranged at the bottom of the machine body. The utility model discloses a unit is energy-efficient, utilizes multistage dehumidification and heating, lets the heat energy of hydrofuge air eaten to press cleanly futilely, and can fall to the air moisture content minimum again, reaches the stoving demand.
Description
Technical Field
The utility model relates to a drying equipment technical field, more specifically say, relate to an air source heat pump drying-machine who has two kinds of stoving functional modes of open and multistage dehumidification heating of closed concurrently as stoving heat source equipment.
Background
Drying is an important process in the production process of agricultural and sideline products, food processing industry and the like, the drying process is a high-energy consumption process, and the control of a drying device and the drying process thereof is closely related to the quality of dried and processed products, the production efficiency, the cost, the energy consumption and the like.
The heat pump is a device which consumes a part of electric energy and transfers heat energy from a low-temperature heat source to a high-temperature heat source, compared with the traditional drying mode, the heating coefficient of performance (COP) value of the heat pump can reach more than 4.0, and the heat pump drying has the characteristics of high efficiency, energy conservation, low cost and no environmental pollution. And the heat pump has obvious dehumidification effect, and can quickly dry the materials at normal temperature, thereby ensuring the quality and color of the dried materials and producing high-quality products. It can be seen from the research on the research conditions at home and abroad that in the prior art, a single-machine (compressor) open-close type air source heat pump dryer is generally adopted, the waste heat utilization is insufficient, the moisture single-machine refrigeration and dehumidification of the dehumidified air cannot reach saturated air, the moisture is not removed or the removed moisture cannot meet the requirements, the multi-stage dehumidification and heating, namely, the waste heat is fully utilized, the heat energy of the dehumidified air is used for drying and squeezing, the moisture content of the air can be reduced to the lowest point, and the drying requirement is met.
SUMMERY OF THE UTILITY MODEL
To the problem among the prior art, the utility model provides an integrative heat pump set of multistage dehumidification heating switching ring.
In order to achieve the purpose, the utility model discloses a following technical scheme realizes:
a multi-stage dehumidification heating opening-closing ring integrated heat pump unit comprises a machine body, wherein a U-shaped channel is arranged in the machine body, an air inlet and a hot air outlet are formed in two sides of the head of the machine body, a first fan is arranged at the top of the machine body close to a filter, and a first air valve is arranged below the first fan; a second air valve is arranged in the air direction channel below the first air valve; a third air valve is arranged between the channels at the two sides of the head of the machine body; a first fresh air inlet is formed in the side part of the machine body in the downwind direction of the second air valve, and a fourth air valve is arranged at the position, in the machine body, of the first fresh air inlet; a plurality of evaporators connected in series are arranged in the machine body; a second fan is arranged at the top of the tail end of the machine body, and a fifth air valve is arranged below the second fan; a sixth air valve and a third fan are arranged between the channels at the two sides of the tail end of the machine body; a second fresh air inlet is formed in the tail of the air outlet channel of the machine body, and a seventh air valve is arranged at the position, in the machine body, of the second fresh air inlet; the machine body is internally provided with a plurality of condensers which are connected in series, a fourth fan is arranged at the head part of the air outlet channel, which is close to the hot air outlet, and a plurality of groups of compressors which are arranged in a matched mode are arranged at the bottom of the machine body.
As the utility model discloses structural optimization, states and be equipped with the filter in the organism of air intake.
As the utility model discloses structural optimization, the position that first fresh air import is in the organism inside is equipped with first fresh air filter.
As an optimization of the structure of the utility model, 3 evaporators connected in series are arranged in the machine body, and the evaporators are arranged in the air inlet channel section; the machine body is internally provided with 3 condensers which are connected in series and are arranged on the air outlet channel section.
As the utility model discloses structural optimization, the position that the second new trend import is in organism inside is equipped with second new trend filter.
As the utility model discloses structural optimization, the organism lateral part is equipped with the electric cabinet, sets up the overall arrangement in the electric cabinet and has PLC control system, its with first fan, second fan, third fan, fourth fan, first blast gate, second blast gate, third blast gate, fourth blast gate, fifth blast gate, sixth blast gate, seventh blast gate, evaporimeter, condenser and compressor all each other be electric connection.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model has simple structure, low manufacturing cost, high efficiency and energy saving, and the exhausted air is drier and more refrigerated, in particular, the heat energy of the exhausted air is completely squeezed by eating and drying by utilizing multi-stage dehumidification and heating (namely, the waste heat is fully utilized), and the moisture content of the air can be reduced to the lowest point to achieve the drying requirement; the utility model discloses a unit installation is convenient, and the outer tube is neat pleasing to the eye, easy operation and maintenance.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic perspective view of the heat pump unit of the present invention;
FIG. 2 is a schematic view of the internal structure of the heat pump unit of the present invention (in a top view);
labeled as: 1. a body; 2. an air inlet; 3. a filter; 4. a first air valve; 5. a first fan; 6. a second air valve; 7. a third air valve; 8. a first fresh air inlet; 9. a first fresh air filter; 10. a fourth air valve; 11. an evaporator; 12. a second fan; 13. a fifth air valve; 14. a sixth air valve; 15. a third fan; 16. a second fresh air inlet; 17. a second fresh air filter; 18. a seventh air valve; 19. a condenser; 20. a fourth fan; 21. a hot air outlet; 22. a compressor; 23. an electric cabinet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying 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 thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; the connection can be mechanical connection or circuit connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
A multi-stage dehumidification heating open-closed loop integrated heat pump unit is shown in reference to fig. 1 and fig. 2, and has the following structure:
the air purifier comprises a machine body 1, wherein a U-shaped channel is arranged in the machine body 1, an air inlet 2 and a hot air outlet 21 are arranged on two sides of the head of the machine body 1, a filter 3 is arranged in the machine body 1 at the air inlet 2, a first fan 5 is arranged at the top of the machine body 1 close to the filter 3, a first air valve 4 is arranged below the first fan 5, and the first air valve 4 is used for controlling air in the channel to be discharged outwards; a second air valve 6 is arranged in the air direction channel below the first air valve 4, and the second air valve 6 is used for controlling air in the channel to flow downwards; a third air valve 7 is arranged between the channels at the two sides of the head of the machine body 1, and the third air valve 7 is used for controlling the circulation of air in the channels at the two sides of the head of the machine body 1;
a first fresh air inlet 8 is formed in the side portion of the machine body 1 in the downwind direction of the second air valve 6, a first fresh air filter 9 and a fourth air valve 10 are installed at the position, located inside the machine body 1, of the first fresh air inlet 8, and the fourth air valve 10 is used for controlling the circulation of external air to a channel in the machine body 1;
3 evaporators 11 connected in series are arranged in the machine body 1, and the evaporators 11 are specifically installed on an air inlet channel section; a second fan 12 is arranged at the top of the tail end of the machine body 1, a fifth air valve 13 is arranged below the second fan 12, and the fifth air valve 13 is used for controlling air in the channel to be discharged outwards;
a sixth air valve 14 and a third fan 15 are arranged between the channels at the two sides of the tail end of the machine body 1; the sixth air valve 14 is used for controlling the circulation of air of channels at two sides of the tail end of the machine body 1;
a second fresh air inlet 16 is formed in the tail of the air outlet channel of the machine body 1, a second fresh air filter 17 and a seventh air valve 18 are installed at the position, located inside the machine body 1, of the second fresh air inlet 16, and the seventh air valve 18 is used for controlling the circulation of external air to the channel in the machine body 1;
the air conditioner is characterized in that 3 condensers 19 connected in series are arranged in the machine body 1, the condensers 19 are specifically installed at an air outlet channel section, a fourth fan 20 is installed at the head of the air outlet channel section, the head of the air outlet channel section is close to a hot air outlet 21, in addition, as shown in fig. 1, a plurality of groups of compressors 22 arranged in a matched mode are installed at the bottom of the machine body 1, an electric cabinet 23 is arranged on the side portion of the machine body 1, and a Programmable Logic Controller (PLC) system (not shown) is arranged in the electric cabinet 23 and is electrically connected with the first fan 5, the second fan 12, the third fan 15, the fourth fan 20, the first air valve 4, the second air valve 6, the third air valve 7, the fourth air valve 10, the fifth air valve 13, the sixth air valve 14, the seventh air valve 18, the evaporator 11, the condensers 19 and the.
The compressor 22 corresponds to the evaporator 11 and the condenser 19, and the number of the three is 1-3, specifically, 2, 3, 4 stages of compression, dehumidification and heating can be set according to the correlation values of the processing air volume, the air humidity and the like; the compressor 22 can automatically adjust the starting number according to the requirements of dehumidification capacity and heating capacity, so as to achieve the energy-saving effect and meet the requirements of working conditions in different seasons.
According to the requirements of temperature and humidity of different air inlet and outlet, the PLC in the electric cabinet 23 adjusts the opening and closing states of each fan and each air valve, adjusts the trend of air inlet and outlet, achieves multiple wind direction operation tracks such as full-closed operation, semi-closed operation and open operation, and is free and convenient to adjust.
Brief description of the operating conditions:
(1) the full-closed operation is carried out, under the control of a PLC in an electric cabinet 23, a first fan 5 and a second fan 12 are closed, a third fan 15 and a fourth fan 20 are operated, a first air valve 4, a third air valve 7, a fourth air valve 10, a fifth air valve 13 and a seventh air valve 18 are closed, a second air valve 6 and a sixth air valve 14 are opened, a certain number of compressors 22 are opened according to the temperature and humidity requirements for work, high-temperature and high-humidity exhaust air of the drying room passes through a filter 3 from an air inlet 2 of a heat pump unit, after entering the unit, the temperature is gradually reduced and the humidity is dehumidified through a plurality of groups of evaporators 11, the moisture in the air is condensed into condensed water to be discharged out of the unit, cold air enters a channel 19 of a condenser under the action of the third fan 15, is heated step by a condenser 19 to become high-temperature dry hot air, and the hot air enters the drying room through a hot air outlet 21 under, the air inlet and the air exhaust of the drying room are operated in a totally closed way.
(2) The drying room is in open operation, the third fan 15 is closed, the first fan 5, the second fan 12 and the fourth fan 20 are operated, the second air valve 6, the third air valve 7 and the sixth air valve 14 are closed, the first air valve 4, the fourth air valve 10, the fifth air valve 13 and the seventh air valve 18 are opened, a certain number of compressors 22 are opened to work according to the temperature and humidity requirements, high-temperature and high-humidity exhaust air of the drying room enters the unit from an air inlet 2 of a heat pump unit through a filter 3 and is directly exhausted under the action of the first fan 5, outdoor fresh air enters a channel of an evaporator 11 through a first fresh air inlet 8, a first fresh air filter 9 and an opened fourth air valve 10, moisture in the air is subjected to multistage dehumidification to become dry cold air, and the dry cold air is exhausted out of the unit through the opened fifth air valve 13 under the action of the second fan 12; outdoor fresh air enters a condenser 19 channel through a second fresh air inlet 16 and a second fresh air filter 17 under the action of a fourth fan 20, and hot air enters a drying room through a hot air outlet 21 to dry articles after being heated in multiple stages.
(3) In the waste heat utilization mode, under the control of PPLC in the electric cabinet 23, the first fan 5 and the third fan 15 are closed, the second fan 12 and the fourth fan 20 are operated, the first air valve 4, the third air valve 7, the fourth air valve 10 and the sixth air valve 14 are closed, the second air valve 6, the fifth air valve 13 and the seventh air valve 18 are opened, a certain number of compressors 22 are opened to work according to the temperature and humidity requirements, high-temperature and high-humidity exhaust air of the drying room enters the unit through the filter 3 from the air inlet 2 of the heat pump unit, enters the channel of the evaporator 11 under the action of the second fan 12, high-temperature and high-humidity gas exhausts condensed water through multi-stage dehumidification, and the gas is exhausted out of the unit through the opened fifth air valve 13 after heat is released; outdoor fresh air enters a condenser 19 channel through a second fresh air inlet 16 and a second fresh air filter 17 under the action of a fourth fan 20, and hot air enters a drying room through a hot air outlet 21 to dry articles after being heated in multiple stages.
(4) In the hot air circulation mode, due to special needs, other fans are all closed except the fourth fan 20 through the control of the PLC in the electric cabinet 23; except that the third air valve 7 is opened, other air valves are closed, the compressor 22 is not started, and air coming out of the drying room directly returns to the drying room through the opened third air valve 7 under the action of the fourth fan 20 for recycling.
(5) Other operation modes, according to the adjustment needs of baking house humiture, through opening and closing of different blast gates of PLC control adjustment and fan in the electric cabinet 23, realize the different circulation mode in wind channel, realize the humiture adjustment, convenient adjustment plays the stoving effect that other units can not reach.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A multi-stage dehumidification heating opening-closing ring integrated heat pump unit comprises a machine body and is characterized in that a U-shaped channel is arranged in the machine body, an air inlet and a hot air outlet are formed in two sides of the head of the machine body, a first fan is arranged at the top of the machine body close to a filter, and a first air valve is arranged below the first fan; a second air valve is arranged in the air direction channel below the first air valve; a third air valve is arranged between the channels at the two sides of the head of the machine body; a first fresh air inlet is formed in the side part of the machine body in the downwind direction of the second air valve, and a fourth air valve is arranged at the position, in the machine body, of the first fresh air inlet; a plurality of evaporators connected in series are arranged in the machine body; a second fan is arranged at the top of the tail end of the machine body, and a fifth air valve is arranged below the second fan; a sixth air valve and a third fan are arranged between the channels at the two sides of the tail end of the machine body; a second fresh air inlet is formed in the tail of the air outlet channel of the machine body, and a seventh air valve is arranged at the position, in the machine body, of the second fresh air inlet; the machine body is internally provided with a plurality of condensers which are connected in series, a fourth fan is arranged at the head part of the air outlet channel, which is close to the hot air outlet, and a plurality of groups of compressors which are arranged in a matched mode are arranged at the bottom of the machine body.
2. The multi-stage dehumidification heating open-close loop integrated heat pump unit according to claim 1, wherein a filter is arranged in the unit body of the air inlet.
3. The multi-stage dehumidification heating open-close loop integrated heat pump unit according to claim 1, wherein a first fresh air filter is arranged at a position where the first fresh air inlet is positioned inside the machine body.
4. The multi-stage dehumidification heating open-close loop integrated heat pump unit according to claim 1, wherein 3 evaporators connected in series are arranged in the machine body, and the evaporators are arranged in an air inlet channel section; the machine body is internally provided with 3 condensers which are connected in series and are arranged on the air outlet channel section.
5. The multi-stage dehumidification heating open-close loop integrated heat pump unit according to claim 1, wherein a second fresh air filter is disposed at a position of the second fresh air inlet inside the machine body.
6. The multi-stage dehumidification heating open-close loop integrated heat pump unit according to claim 5, wherein an electric cabinet is arranged on a side portion of the machine body, a PLC control system is arranged in the electric cabinet, and the PLC control system is electrically connected with the first fan, the second fan, the third fan, the fourth fan, the first air valve, the second air valve, the third air valve, the fourth air valve, the fifth air valve, the sixth air valve, the seventh air valve, the evaporator, the condenser and the compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020377072.9U CN212058194U (en) | 2020-03-23 | 2020-03-23 | Multistage dehumidification heating switching ring integrated heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020377072.9U CN212058194U (en) | 2020-03-23 | 2020-03-23 | Multistage dehumidification heating switching ring integrated heat pump unit |
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| Publication Number | Publication Date |
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| CN212058194U true CN212058194U (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020377072.9U Expired - Fee Related CN212058194U (en) | 2020-03-23 | 2020-03-23 | Multistage dehumidification heating switching ring integrated heat pump unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111288784A (en) * | 2020-03-23 | 2020-06-16 | 河南海弗星换热科技有限公司 | Multistage dehumidification heating switching ring integrated heat pump unit |
-
2020
- 2020-03-23 CN CN202020377072.9U patent/CN212058194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111288784A (en) * | 2020-03-23 | 2020-06-16 | 河南海弗星换热科技有限公司 | Multistage dehumidification heating switching ring integrated heat pump unit |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201201 Termination date: 20210323 |
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| CF01 | Termination of patent right due to non-payment of annual fee |