CN221076883U - Humidification refrigerator and humidification control system thereof - Google Patents
Humidification refrigerator and humidification control system thereof Download PDFInfo
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- CN221076883U CN221076883U CN202322967930.1U CN202322967930U CN221076883U CN 221076883 U CN221076883 U CN 221076883U CN 202322967930 U CN202322967930 U CN 202322967930U CN 221076883 U CN221076883 U CN 221076883U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 217
- 238000010257 thawing Methods 0.000 claims abstract description 15
- 239000007788 liquid Substances 0.000 claims description 51
- 230000001502 supplementing effect Effects 0.000 claims description 16
- 238000001704 evaporation Methods 0.000 claims description 15
- 230000008020 evaporation Effects 0.000 claims description 15
- 239000008400 supply water Substances 0.000 claims description 2
- 230000005856 abnormality Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 238000002347 injection Methods 0.000 abstract description 4
- 239000007924 injection Substances 0.000 abstract description 4
- 239000002699 waste material Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000008014 freezing Effects 0.000 description 4
- 238000007710 freezing Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
Landscapes
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model discloses a humidifying refrigerator and a humidifying control system thereof, and relates to the technical field of refrigerators. The utility model can collect and recycle defrosting water, solves the problem of active humidification in the whole domain of the refrigerating space of the refrigerator by the accurate control of the control system, reduces the water source waste and the water injection times of the humidifying device of the refrigerator, prolongs the effective working time of the humidifying device of the refrigerator to the maximum extent, adapts to the complex using condition of the refrigerator, controls accurately and ensures the humidifying effect.
Description
Technical Field
The utility model relates to the technical field of refrigerators, in particular to a humidifying refrigerator and a humidifying control system thereof.
Background
Because a part of moisture in the refrigerator is condensed on an evaporator in the refrigerating process of the refrigerator and is discharged outside the refrigerator through a defrosting mode, the moisture content of air in the refrigerator is reduced, so that food is dehydrated and shrunken, and the fresh-keeping effect of the food is reduced; at present, a humidity control and fresh-keeping scheme of a refrigerator mostly uses a method for sealing and preserving humidity by a sealing box, the method can only preserve humidity and dehumidify, active humidification cannot be achieved, and the method cannot realize the whole humidity control of a refrigerating chamber.
The scheme of moisturizing only by using the sealing box has the defects that active humidification cannot be realized, passive humidification and dehumidification can be performed under some conditions, the fresh-keeping effect is not ideal under the condition of high humidity, and the scheme can only be used for locally controlling humidity and cannot realize the global fresh-keeping of the refrigerating chamber of the refrigerator; the existing scheme that can initiatively humidify is mostly direct to set up humidification device in the fridge, but when the moisture in the water box is not enough, can influence the humidification effect.
Disclosure of utility model
The utility model aims to provide a humidifying refrigerator and a humidifying control system thereof, which can collect and recycle defrosting water, solve the problem of active humidification in the whole domain of a refrigerating space of the refrigerator through the accurate control of the control system, reduce the water source waste, reduce the water injection times of a humidifying device of the refrigerator, furthest prolong the effective working time of the humidifying device of the refrigerator, adapt to the complex use condition of the refrigerator, control accurately and ensure the humidifying effect.
The utility model comprises a refrigerating chamber, a freezing chamber and a pressing chamber, wherein a humidity sensor and a humidifying device are arranged in the refrigerating chamber, an evaporator is arranged in the freezing chamber, a water receiving disc for receiving defrosting water generated by the evaporator is arranged at the bottom of the evaporator, a water treatment circulating device is arranged in the pressing chamber, the water receiving disc, the water treatment circulating device and the humidifying device are sequentially connected in series through connecting pipes, and the defrosting water generated by the evaporator is supplied to the humidifying device after being treated by the water treatment circulating device, so that the refrigerating chamber is humidified.
Preferably, the humidifying device comprises a humidifier, the humidifier is provided with a plurality of steam outlets, and the steam outlets are arranged at the air duct opening of the refrigerating chamber; the humidifier is provided with a first water storage box for supplying water to the humidifier, a first liquid level sensor is arranged at the lower part of the first water storage box, and a second liquid level sensor is arranged at the upper part of the first water storage box; the water inlet of the first water storage box is connected with a water treatment circulating device.
Preferably, the first water storage box is also connected with a water supplementing box, a third liquid level sensor is arranged in the water supplementing box, and a liquid level switch is arranged between the water supplementing box and the first water storage box.
Preferably, the water receiving disc is of an inverted umbrella-shaped structure with two high sides and a low middle, and the water outlet of the water receiving disc is positioned at the lowest point of the water receiving disc.
Preferably, the water treatment circulating device comprises a second water storage box, and a liquid level sensor IV is arranged in the second water storage box; the water inlet of the second water storage box is communicated with the water receiving disc, the second water storage box is provided with an upper water outlet and a lower water outlet, the upper water outlet is connected with an evaporation dish, a water evaporation pipe is arranged in the evaporation dish, and the lower water outlet is connected with a humidifying device through a circulating water pump; and a water purifying filter element is arranged in the second water storage box and is positioned below the upper water outlet.
The humidifying control system of the humidifying refrigerator comprises a main control board, wherein the input end of the main control board is connected with a liquid level sensor and a humidity sensor, the output end of the main control board is connected with a humidifier, the liquid level switch, a circulating water pump and an alarm, the main control board receives data signals transmitted by the humidity sensor and the liquid level sensor and sends out instructions to respectively control the humidifier, the liquid level switch and the circulating water pump to operate; when the data is abnormal, the alarm gives an alarm.
In summary, the utility model has the following beneficial effects:
1. the full-range humidification and dehumidification control of the refrigerating space of the refrigerator can be realized, the humidification range is wider, the humidification effect is good, the defrosting water is preferentially collected and utilized, the water source waste is reduced, the artificial water injection times are reduced, and the refrigerator can adapt to complex refrigerator use working conditions;
2. The water storage box II and the water supplementing box are placed in the refrigerating chamber, water is precooled to the temperature which is the same as the temperature of the refrigerating chamber, the temperature rise in the refrigerator caused by humidification is reduced, the temperature fluctuation is reduced, and the fresh-keeping effect of the refrigerator is better;
3. The data collected by the humidity sensor and the liquid level sensor are transmitted to the main control board, and the operation of each component is controlled through the main control board, so that the humidity is controlled more accurately.
Drawings
Fig. 1 is a schematic view of a humidifying refrigerator according to the present utility model;
Fig. 2 is a schematic block diagram of a humidification control system;
FIG. 3 is a control logic diagram of a humidifier;
FIG. 4 is a control logic diagram of the circulating water pump;
Fig. 5 is a logic diagram of the liquid level switch control.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
The orientations referred to in the present specification are all based on the orientations of the humidifying refrigerator and the humidifying control system thereof in normal operation, and are not limited to the orientations in storage and transportation, and represent only relative positional relationships and not absolute positional relationships.
As shown in fig. 1, a humidifying refrigerator comprises a refrigerating chamber 1, a freezing chamber 2 and a pressing chamber 3, wherein a humidity sensor 4 and a humidifying device are arranged in the refrigerating chamber 1, an evaporator 5 is arranged in the freezing chamber 2, a water receiving tray 6 for receiving defrosting water generated by the evaporator 5 is arranged at the bottom of the evaporator 5, a water treatment circulating device is arranged in the pressing chamber 3, the water receiving tray 6, the water treatment circulating device and the humidifying device are sequentially connected in series through connecting pipes, and after the defrosting water generated by the evaporator 5 is treated by the water treatment circulating device, the defrosting water is added by a circulating water pump 20 and is injected into a water storage box 10 of the humidifying device to supply water for the humidifying device, so that the refrigerating chamber 1 is humidified.
The humidifying device comprises a humidifier 7, the humidifier 7 is provided with a plurality of steam outlets 8, the steam outlets 8 are arranged at the air duct opening 9 of the refrigerating chamber 1, so that steam can be better diffused into the refrigerating chamber 1, and the refrigerating chamber 1 is uniformly humidified; the humidifier 7 is provided with a first water storage box 10 for supplying water to the humidifier, a first liquid level sensor 11 is arranged at the lower part of the first water storage box 10 and used for detecting the lowest water level of the first water storage box 10, and a second liquid level sensor 12 is arranged at the upper part of the first water storage box 10 and used for detecting the highest water level of the first water storage box 10; the water inlet of the first water storage box 10 is connected with a water treatment circulating device, and the water treatment circulating device provides a water source for the water treatment circulating device; the first water storage box 10 is also connected with a water supplementing box 13, a third liquid level sensor 15 is arranged in the water supplementing box 13, a liquid level switch 14 is arranged between the water supplementing box 13 and the first water storage box 10, when the water provided by the water treatment circulating device is insufficient, the liquid level switch 14 can be turned on, and the water supplementing box 13 is started to supplement water for the first water storage box 10.
Further, the water pan 6 is of an inverted umbrella-shaped structure with high sides and low middle, the water outlet of the water pan 6 is positioned at the lowest point of the water pan 6, so that defrosting water on the evaporator 5 can be better collected and conveyed to the water treatment circulating device, the water is reused after treatment, water source waste is reduced, the number of times of manual water injection is reduced, the water pan 6 can adapt to complex refrigerator use conditions, and the humidifying effect is good.
Further, the water treatment circulating device comprises a second water storage box 16, a water inlet of the second water storage box 16 is communicated with the water receiving disc 6, an upper water outlet and a lower water outlet are formed in the second water storage box 16, a water purifying filter element 21 and a liquid level sensor IV 17 are arranged in the second water storage box 16, and the water purifying filter element 21 is positioned at the upper part of the second water storage box 16 and below the upper water outlet; the upper water outlet is connected with the evaporation dish 18, when the water level in the second water storage box 16 exceeds the upper water outlet, the water level in the second water storage box 16 reaches a set value, the defrosting water is directly discharged into the evaporation dish 18 without purification, a water evaporation pipe 19 is usually arranged in the evaporation dish 18, the water evaporation pipe 19 is connected with a compressor exhaust pipe, the water evaporation pipe 19 is heated by high-temperature refrigerant steam discharged by the compressor, and the redundant defrosting water in the evaporation dish 18 is evaporated by the heating of the water evaporation pipe 19 and the natural evaporation effect; the lower water outlet is connected with a humidifying device through a circulating water pump 20, and the circulating water pump 20 pressurizes water in the second water storage box 16 and then conveys the water to the humidifying device to provide a water source for the humidifying device; the water purifying filter element 21 is used for filtering defrosting water, when the water level in the second water storage box 16 reaches a set value, the redundant water is directly discharged from the upper water outlet and does not pass through the filter element, so that the service life of the filter element is prolonged; meanwhile, the filter element is detachable and can be replaced periodically; the liquid level sensor IV 17 is used for detecting the water level in the water storage box II 16 and transmitting data to the main control board.
As shown in fig. 2 to 5 together, a humidification control system of a humidification refrigerator comprises a main control board, wherein an input end of the main control board is connected with a liquid level sensor and a humidity sensor 4, an output end of the main control board is connected with a humidifier 7, a liquid level switch 14, a circulating water pump 20 and an alarm 22, the main control board receives data transmitted by the humidity sensor 4 and the liquid level sensor and sends out instructions to respectively control the humidifier 7, the liquid level switch 14 and the circulating water pump 20 to operate, and when the data are abnormal, the alarm 22 can send out an alarm.
Specifically, the control process of the humidifier 7 is as follows: when the humidity sensor 4 in the refrigerating chamber 1 detects that the humidity value is smaller than the preset value 1, the liquid level in the first water storage box 10 is higher than the first liquid level sensor 11, the humidifier 7 starts to humidify, and steam is discharged into the refrigerating chamber 1 through the steam outlet 8 pipe, otherwise, the humidifier 7 is closed; when the humidity sensor 4 detects that the humidity value is greater than the preset value 2, the humidifier 7 is turned off, and when the humidity sensor 4 detects that the humidity value is greater than the preset value 1 and less than the preset value 2, the humidifier 7 maintains the current state.
Because the control of the humidifier 7 is judged based on the humidity acquired by the sensor, if the acquisition is wrong, the control of the humidifier 7 can jump, the humidifier 7 can be damaged, and the accuracy of the humidity value in the refrigerator can be influenced; in order to ensure the accuracy of humidity acquisition and reduce the influence on the service life of the humidifier 7, the main control board receives the humidity values sent by the humidity sensor 4 at intervals, the sent data are taken as a group by six humidity values, the first one in the group is taken as a standard value, the first one in the group is compared with the five humidity values at the back, and if the difference between three or more humidity values and the standard value is within 5%, the standard value is taken as a judgment basis to correspondingly control the humidifier 7; if the difference between the humidity values and the standard values of three or more than three humidity values is less than 5%, discarding the set of data, collecting the next set of humidity data, continuing to judge the standard values until the standard values are obtained, and controlling the humidifier 7 by taking the standard values as judgment basis; before the standard value is obtained, the humidifier 7 is controlled as it is.
The control process of the circulating water pump 20 is as follows: when the liquid level of the second water storage box 16 is higher than the liquid level sensor IV 17, redundant water exists in the second water storage box 16, whether the liquid level of the first water storage box 10 is higher than the liquid level sensor IV 12 is detected, if so, the first water storage box 10 is full, and the circulating water pump 20 is closed; if not, the first water storage box 10 has a space, and the circulating water pump 20 is started; when the liquid level of the second water storage box 16 is not higher than the liquid level sensor IV 17, the water amount of the second water storage box 16 is insufficient, and the circulating water pump 20 is turned off.
The control process of the liquid level switch 14 is as follows: when the liquid level of the water supplementing box 13 is higher than the liquid level sensor III 15, redundant water exists in the water supplementing box 13 at the moment, whether the liquid level in the water storing box II 16 is higher than the liquid level sensor IV 17 is detected, if so, the water in the water storing box II 16 is preferentially used, and the liquid level switch 14 is closed; if not, detecting whether the liquid level of the first water storage box 10 is higher than the first liquid level sensor 11, if so, preferentially using the water of the first water storage box 10, closing the liquid level switch 14, and if not, opening the liquid level switch 14 to supplement the water in the first water storage box 13 to the first water storage box 10; when the liquid level in the water supplementing box 13 is not higher than the liquid level sensor III 15, the water in the water supplementing box 13 is insufficient at the moment, and a user is prompted to add water.
Further, the water storage box can be expanded for use, and simultaneously, water is supplied to the humidifier 7 and the ice maker; the water supplementing box 13 is externally connected with a water pipe, so that the whole-course automatic control can be realized; a plurality of humidifiers 7 can be additionally arranged to respectively arrange the moisture outlet pipes at different air openings, so that the zoned humidity control in the refrigerating chamber 1 can be realized.
It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that the utility model is not limited to the particular embodiments disclosed, but is intended to cover modifications, adaptations, additions and alternatives falling within the spirit and scope of the utility model.
Claims (6)
1. A humidifying refrigerator, characterized in that: including walk-in (1), freezer (2) and press room (3), be equipped with humidity transducer (4) and humidification device in walk-in (1), be equipped with evaporimeter (5) in freezer (2), the bottom of evaporimeter (5) is equipped with water collector (6) that are used for receiving the produced defrosting water of evaporimeter (5), be equipped with water treatment circulating device in press room (3), water collector (6), water treatment circulating device and humidification device concatenate in proper order through the connecting pipe, after the defrosting water that evaporimeter (5) produced is handled through water treatment circulating device, supply water for humidification device to humidification for walk-in (1).
2. The humidifying refrigerator as claimed in claim 1, wherein: the humidifying device comprises a humidifier (7), wherein the humidifier (7) is provided with a plurality of steam outlets (8), and the steam outlets (8) are arranged at an air duct port (9) of the refrigerating chamber (1); the humidifier (7) is provided with a first water storage box (10) for supplying water to the humidifier, the lower part of the first water storage box (10) is provided with a first liquid level sensor (11), and the upper part of the first water storage box is provided with a second liquid level sensor (12); the water inlet of the first water storage box (10) is connected with a water treatment circulating device.
3. The humidifying refrigerator as claimed in claim 2, wherein: the water storage box I (10) is also connected with a water supplementing box (13), a liquid level sensor III (15) is arranged in the water supplementing box (13), and a liquid level switch (14) is arranged between the water supplementing box (13) and the water storage box I (10).
4. The humidifying refrigerator as claimed in claim 1, wherein: the water receiving disc (6) is of an inverted umbrella-shaped structure with two high sides and a low middle, and a water outlet of the water receiving disc (6) is positioned at the lowest point of the water receiving disc.
5. The humidifying refrigerator as claimed in claim 1, wherein: the water treatment circulating device comprises a second water storage box (16), and a fourth liquid level sensor (17) is arranged in the second water storage box (16); the water inlet of the second water storage box (16) is communicated with the water receiving disc (6), the second water storage box (16) is provided with an upper water outlet and a lower water outlet, the upper water outlet is connected with an evaporation dish (18), a water evaporation pipe (19) is arranged in the evaporation dish (18), and the lower water outlet is connected with a humidifying device through a circulating water pump (20); a water purifying filter element (21) is further arranged in the second water storage box (16), and the water purifying filter element (21) is positioned below the upper water outlet.
6. A humidification control system of a humidification refrigerator, applied to the humidification refrigerator of any one of claims 1 to 5, characterized in that: the humidifying control system comprises a main control board, wherein the input end of the main control board is connected with a liquid level sensor and a humidity sensor (4), the output end of the main control board is connected with a humidifier (7), a liquid level switch (14), a circulating water pump (20) and an alarm (22), and the main control board receives data signals transmitted by the humidity sensor (4) and the liquid level sensor and sends out instructions to respectively control the humidifier (7), the liquid level switch (14) and the circulating water pump (20) to operate; an alarm (22) sounds an alarm when an abnormality occurs in the data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322967930.1U CN221076883U (en) | 2023-11-03 | 2023-11-03 | Humidification refrigerator and humidification control system thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322967930.1U CN221076883U (en) | 2023-11-03 | 2023-11-03 | Humidification refrigerator and humidification control system thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221076883U true CN221076883U (en) | 2024-06-04 |
Family
ID=91270849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322967930.1U Active CN221076883U (en) | 2023-11-03 | 2023-11-03 | Humidification refrigerator and humidification control system thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221076883U (en) |
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2023
- 2023-11-03 CN CN202322967930.1U patent/CN221076883U/en active Active
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