CN204535355U - A kind of high-temperature baking dehydrating unit - Google Patents
A kind of high-temperature baking dehydrating unit Download PDFInfo
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- CN204535355U CN204535355U CN201520184823.4U CN201520184823U CN204535355U CN 204535355 U CN204535355 U CN 204535355U CN 201520184823 U CN201520184823 U CN 201520184823U CN 204535355 U CN204535355 U CN 204535355U
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- condenser
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- drying room
- dehydrating unit
- temperature baking
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Abstract
The utility model discloses a kind of high-temperature baking dehydrating unit, comprise the compressor be arranged on respectively in drying room, choke valve, dehumidifying evaporimeter, utilize drying room air to inner cold-producing medium carry out condensation the first condenser and utilize through dehumidifying evaporimeter cold air or utilize, through the dehumidifying cold air of evaporimeter and drying room air, the second cold condenser carried out to inner cold-producing medium, compressor, first condenser, second condenser, choke valve and dehumidifying evaporimeter are connected successively respectively by refrigerant tubing thus form closed circuit, dehumidifying evaporimeter and the second condenser are oppositely arranged, the side of the first condenser and the second condenser is equiped with heat exchange blower fan respectively.The utility model adopts cooling medium in drying room to reduce condensation temperature, externally can not dispel the heat, heat more fast, more efficiently, high-temperature baking environment can be maintained and can efficiently dehumidify again, the utility model overcomes conventional high-temperature dehydrating unit and must reject heat to outside drying room, just can run the deficiency of high-temperature dehumidification.
Description
Technical field
The utility model relates to desiccant dehumidification field, more particularly, relates to a kind of high-temperature baking dehydrating unit.
Background technology
Common dehydrating unit uses during cold-producing medium R22 and is suitable for less than 32 DEG C environment, and when exceeding this temperature, compressor may occur HTHP, and this is also that GB GB/T 19411 pairs of dehydrating units are suitable for the reason that EAT is defined in less than 32 DEG C.In order to adapt to environmental dehumidification at higher temperature, avoiding compressor over-temp and over-pressure to run, just needing to avoid high condensation temperature and high evaporation temperature.Many technical staff are to this has been exploration.
At present, market has occurred a kind of high-temperature dehumidification device, it is when hot room environment, with the second condenser externally function of environment heat emission avoid high condensation temperature, second condenser must constantly heat dissipation useful for indoor to outdoor, for the formation of lower condensation temperature.When drying room temperature is higher, drying room heat dissipation capacity also increases, in drying room, a condenser institute quantity of heat production ensures baking temperature not, have to adopt electric heating to assist to ensure the temperature of drying room, which decrease energy-saving effect, to be thus partial to dehumidifying more important than maintaining high-temperature baking environment for this high-temperature dehumidification device.
In fact in the baking of many materials, maintain high-temperature baking environment more important than dehumidifying, as in the baking desiccant dehumidification of rubber tube, maintain high-temperature baking environment and be only primary by rubber slaking, dehumidifying is then deputy.This just needs to overcome conventional high-temperature dehumidifier and must reject heat to outside drying room, just can run the deficiency of high-temperature dehumidification.
Utility model content
The purpose of this utility model is to overcome deficiency of the prior art, provide a kind of and to adopt in drying room cooling medium to reduce condensation temperature, realize condensation of refrigerant and excessivelys cold, externally do not dispel the heat, heat more fast, more efficiently, not only Nutrison Fibre maintenance high-temperature baking environment but also the high-temperature baking dehumidifier that can efficiently dehumidify.
For achieving the above object, the technical scheme that the utility model provides is as follows: a kind of high-temperature baking dehydrating unit, comprise the compressor be arranged on respectively in drying room, choke valve, dehumidifying evaporimeter, utilize drying room air to inner cold-producing medium carry out condensation the first condenser and utilize through described dehumidifying evaporimeter cold air or utilize, through the cold air of described dehumidifying evaporimeter and drying room air, the second cold condenser carried out to inner cold-producing medium, described compressor, described first condenser, described second condenser, described choke valve and described dehumidifying evaporimeter are connected successively respectively by refrigerant tubing thus form closed circuit, described dehumidifying evaporimeter and described second condenser are oppositely arranged, the side of described first condenser and described second condenser is equiped with heat exchange blower fan respectively.
As preferred embodiment, this high-temperature baking dehydrating unit also comprises the auxiliary refrigeration device be arranged in drying room, described auxiliary refrigeration device is provided with auxiliary evaporator, described auxiliary evaporator and described first condenser are oppositely arranged, and make the cold-producing medium of cold air to described first condenser inside through described auxiliary evaporator carry out condensation.
As preferred embodiment, the air quantity of the heat exchange blower fan of described first condenser side is associated with the condensation temperature of described first condenser inner refrigerant, and preferred air quantity can make condensation temperature be down to the level of only higher than drying room temperature 2 ~ 10 DEG C.
As preferred embodiment, the air quantity of the heat exchange blower fan of described second condenser side matches mutually with the load of described dehumidifying evaporimeter and the degree of superheat.
As preferred embodiment, described choke valve is heating power expansion valve or electric expansion valve.
As preferred embodiment, described first condenser and described second condenser are respectively tube-fin condenser.
As preferred embodiment, described dehumidifying evaporimeter and described auxiliary evaporator are respectively pipe type evaporimeter.
As preferred embodiment, this high-temperature baking dehydrating unit also comprises controller, and described controller is electrically connected with described compressor, described heat exchange blower fan, described choke valve.
Compared with prior art, the beneficial effects of the utility model are:
1, the utility model adopts cooling medium in drying room to reduce condensation temperature, cold-producing medium can obtain abundant condensation and excessively cold by two condensers, and condensation heat is not discharged to outdoor, therefore quicker than existing high-temperature dehumidification device heating, more efficient, have with the similar toasting performance of baking heat pump; Because cold-producing medium had realized cold, be thus conducive to evaporimeter and efficiently dehumidify.
2, the utility model controls the air quantity flowing through dehumidifying evaporimeter by controlling heat exchange blower fan, its load with the evaporimeter that dehumidifies and the degree of superheat is matched mutually, therefore has high-efficiency dehumidification function in high-temperature baking environment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the first the high-temperature baking dehydrating unit described in the utility model embodiment one;
Fig. 2 is the structural representation of the second high-temperature baking dehydrating unit described in the utility model embodiment one;
Fig. 3 is the structural representation of the high-temperature baking dehydrating unit described in the utility model embodiment two.
Below in conjunction with drawings and Examples, high-temperature baking dehydrating unit described in the utility model is described further.
Detailed description of the invention
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment one
Please refer to Fig. 1, there is shown a kind of high-temperature baking dehydrating unit, it comprises the compressor 1 be arranged on respectively in drying room, choke valve 2, dehumidifying evaporimeter 3, first condenser 4 and the second condenser 5, wherein, the output of compressor 1 is connected by refrigerant tubing with the input of the first condenser 4, the output of the first condenser 4 is connected by refrigerant tubing with the input of the second condenser 5, choke valve 2 is connected between the output of the second condenser 5 and the input of dehumidifying evaporimeter 3, the output of dehumidifying evaporimeter 3 is connected by refrigerant tubing with the input of compressor 1, thus form a refrigeration cycle, dehumidifying evaporimeter 3 and the second condenser 5 are oppositely arranged, the side of the first condenser 4 and the second condenser 5 is equiped with heat exchange blower fan 6 respectively.
In this enforcement, choke valve 2 is preferably set to heating power expansion valve or electric expansion valve, and can certainly be set to other can play reducing pressure by regulating flow effect throttling arrangement to cold-producing medium, non-enforcement is limited.
In this enforcement, the first condenser 4 and the second condenser 5 are preferably set to tube-fin condenser respectively, and can certainly be set to other condensing units, non-enforcement is limited.Wherein, first condenser 4 and the second condenser 5 have the structure by indoor different grade medium cooling, first condenser 4 can utilize drying room air to carry out condensation to inner cold-producing medium, and the second condenser 5 can utilize the cold air through the evaporimeter 3 that dehumidifies to carry out cold to inner cold-producing medium.As shown in Figure 2, the cooling medium of the second condenser 5, except flowing through the cold air after dehumidifying evaporimeter 3, can also have a large amount of drying room air entered from upper and lower gap.
In this enforcement, dehumidifying evaporimeter 3 is preferably set to pipe type evaporimeter, and can certainly be set to other vaporising devices, non-enforcement is limited.
In addition, the air quantity of the heat exchange blower fan 6 of the first condenser 4 side is relevant to the first condenser 4 inner refrigerant condensation temperature, and preferred air quantity can make condensation temperature be down to the level of only higher than drying room temperature 2 ~ 10 DEG C.The air quantity of the heat exchange blower fan 6 of the second condenser 5 side matches mutually with the load of dehumidifying evaporimeter 3 and the degree of superheat.As preferred embodiment, the air quantity flowing through dehumidifying evaporimeter 3 is controlled, suitable evaporating temperature can be guaranteed, be conducive to avoiding dehumidifying evaporimeter 3 overheated, be conducive to improving moisture removal.
In another embodiment, as shown in Figure 2, this high-temperature baking dehumidifier also comprises controller 9, and controller 9 is electrically connected with compressor 1, heat exchange blower fan 6, choke valve 2, for controlling compressor 1, the unlatching of heat exchange blower fan 6 or closedown, for regulating choke valve 2.
When drying room humidity is too high, high-temperature baking dehydrating unit starts, and compressor 1 runs, and is inhaled into compressor 1 (the drying room air themperature simultaneously flowing through dehumidifying evaporimeter 3 turns cold) after the liquid refrigerant heat absorption vaporization of dehumidifying evaporimeter 3 inside; Then, the cold-producing medium being compressed into HTHP through compressor 1 enters the first condenser 4, and now the cold-producing medium of HTHP is liquefied by the drying room air cooling-down that flows through, becomes the cold-producing medium a little more than drying room air themperature; After this, cold-producing medium enters the second condenser 5 again by the further condensation of cold air flowed through after dehumidifying evaporimeter 3, and refrigerant temperature can be reduced under drying room air themperature, achieves cold; Finally, high pressure liquid refrigerant, through choke valve 2 throttling, enters heat absorption vaporization in dehumidifying evaporimeter 3, completes a cyclic process.
When temperature is too high in drying room, the methods such as the heat radiation of drying room constant temperature, outer hydrofuge air can be adopted to realize constant temperature dehumidification.When temperature is too low in drying room, the quantity of dehumidifier can be increased again.
Embodiment two
Please refer to Fig. 3, there is shown a kind of high-temperature baking dehydrating unit, is the improvement carried out on the basis of embodiment one.The difference of the high-temperature baking dehydrating unit of the utility model embodiment and the high-temperature baking dehydrating unit of above-described embodiment one is, also comprise the auxiliary refrigeration device 7 be arranged in drying room, auxiliary refrigeration device 7 is provided with auxiliary evaporator 8, auxiliary evaporator 8 and the first condenser 4 are oppositely arranged, wherein, cold air through auxiliary evaporator 8 can carry out cold, to obtain lower condensation temperature to the cold-producing medium of the first condenser 4 inside.
In sum, use the utility model under hot and humid condition, efficiently can toast dehumidifying, it is not to outdoor discharges heat, economize energy, therefore quicker than existing high-temperature dehumidification device heating, more efficiently.Experiment proves, when using R134a cold-producing medium, uses the utility model can run by efficient stable in 75 DEG C of drying rooms.Along with the appearance of New Low Voltage high-efficiency environment friendly cold-producing medium, use the utility model in the drying room of higher temperature, efficient stable operation can will become a kind of possibility.
Above-described embodiment is the utility model preferably embodiment, but embodiment of the present utility model is not restricted to the described embodiments.It should be noted that; for the person of ordinary skill of the art; some distortion and improvement can also be made; as increased condenser quantity, for choke valve bypass or serial connection magnetic valve, inserting another heat pump components and former baking dehumidifying part still meets claim, newly-increased parts and do not change cooling medium character between evaporimeter and condenser; all situations like this; as long as without departing from the concept of the premise utility, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (8)
1. a high-temperature baking dehydrating unit, it is characterized in that: comprise the compressor (1) be arranged on respectively in drying room, choke valve (2), dehumidifying evaporimeter (3), utilize drying room air to inner cold-producing medium carry out condensation the first condenser (4) and utilize through described dehumidifying evaporimeter (3) cold air or utilize, through the cold air of described dehumidifying evaporimeter (3) and drying room air, cold the second condenser (5) carried out to inner cold-producing medium, described compressor (1), described first condenser (4), described second condenser (5), described choke valve (2) and described dehumidifying evaporimeter (3) are connected successively respectively by refrigerant tubing thus form closed circuit, described dehumidifying evaporimeter (3) and described second condenser (5) are oppositely arranged, the side of described first condenser (4) and described second condenser (5) is equiped with heat exchange blower fan (6) respectively.
2. high-temperature baking dehydrating unit according to claim 1, it is characterized in that: also comprise the auxiliary refrigeration device (7) be arranged in drying room, described auxiliary refrigeration device (7) is provided with auxiliary evaporator (8), described auxiliary evaporator (8) and described first condenser (4) are oppositely arranged, and make the cold-producing medium through the cold air of described auxiliary evaporator (8) is inner to described first condenser (4) carry out condensation.
3. high-temperature baking dehydrating unit according to claim 1, is characterized in that: the air quantity of the heat exchange blower fan (6) of described first condenser (4) side is associated with the condensation temperature of described first condenser (4) inner refrigerant.
4. high-temperature baking dehydrating unit according to claim 1, is characterized in that: the air quantity of the heat exchange blower fan (6) of described second condenser (5) side matches mutually with the load of described dehumidifying evaporimeter (3) and the degree of superheat.
5. high-temperature baking dehydrating unit according to claim 1, is characterized in that: described choke valve (2) is heating power expansion valve or electric expansion valve.
6. high-temperature baking dehydrating unit according to claim 1, is characterized in that: described first condenser (4) and described second condenser (5) are respectively tube-fin condenser.
7. high-temperature baking dehydrating unit according to claim 2, is characterized in that: described dehumidifying evaporimeter (3) and described auxiliary evaporator (8) are respectively pipe type evaporimeter.
8. high-temperature baking dehydrating unit according to claim 1, it is characterized in that: also comprise controller (9), described controller (9) is electrically connected with described compressor (1), described heat exchange blower fan (6), described choke valve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184823.4U CN204535355U (en) | 2015-03-30 | 2015-03-30 | A kind of high-temperature baking dehydrating unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520184823.4U CN204535355U (en) | 2015-03-30 | 2015-03-30 | A kind of high-temperature baking dehydrating unit |
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| Publication Number | Publication Date |
|---|---|
| CN204535355U true CN204535355U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520184823.4U Expired - Fee Related CN204535355U (en) | 2015-03-30 | 2015-03-30 | A kind of high-temperature baking dehydrating unit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546937A (en) * | 2016-02-23 | 2016-05-04 | 中山市丰申电器有限公司 | Dehumidifier |
| CN105698338A (en) * | 2016-02-23 | 2016-06-22 | 中山市丰申电器有限公司 | Drying machine |
| CN107525351A (en) * | 2016-02-22 | 2017-12-29 | 中山市丰申电器有限公司 | A kind of drying machine |
-
2015
- 2015-03-30 CN CN201520184823.4U patent/CN204535355U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525351A (en) * | 2016-02-22 | 2017-12-29 | 中山市丰申电器有限公司 | A kind of drying machine |
| CN105546937A (en) * | 2016-02-23 | 2016-05-04 | 中山市丰申电器有限公司 | Dehumidifier |
| CN105698338A (en) * | 2016-02-23 | 2016-06-22 | 中山市丰申电器有限公司 | Drying machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 Termination date: 20200330 |