CN204006908U - The two refrigeration systems of a kind of alternate run with interlock air door - Google Patents
The two refrigeration systems of a kind of alternate run with interlock air door Download PDFInfo
- Publication number
- CN204006908U CN204006908U CN201420246617.7U CN201420246617U CN204006908U CN 204006908 U CN204006908 U CN 204006908U CN 201420246617 U CN201420246617 U CN 201420246617U CN 204006908 U CN204006908 U CN 204006908U
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- Prior art keywords
- air door
- evaporimeter
- air
- turning cylinder
- cooling chamber
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Abstract
The utility model discloses the two refrigeration systems of a kind of alternate run with interlock air door, the two refrigeration systems of a kind of alternate run with interlock air door, comprise a set of blower fan, the evaporimeter of two cover alternate runs, a set of air door driving mechanism for opening or closing and two cover throttle settings, wherein every cover throttle setting comprises: for opening and closing the air door in evaporimeter air channel, the air door turning cylinder affixed with described air door, and the eccentric connector affixed with described air door turning cylinder; Described in two, the doorframe of air door is parallel relatively, and described in two, air door is mutually vertical; Described air door driving mechanism for opening or closing comprises: the connecting rod hinged with eccentric connector described in two respectively, and drive described connecting rod to come and go mobile driving push rod along the line direction in air door turning cylinder axle center described in two.The utility model make to flow through cold air passage of operating evaporimeter is open-minded; The flow through cold air passage of the evaporimeter in standby of cut-out, has avoided flow through evaporimeter in standby and carry out idle circulation of cold wind.
Description
Technical field
The utility model relates to a kind of refrigeration system, particularly the two refrigeration systems of a kind of alternate run with interlock air door.
Background technology
At present, most of cooling chamber inside is provided with evaporimeter, in order to strengthen cold-producing medium in evaporimeter and the heat exchange of cooling room air, blower fan is generally installed on evaporimeter, forms the forced convertion circulation of air, improves cooling chamber cooling-down effect.When storing important goods, in the higher situation of the reliability requirement of cooling chamber refrigeration, two cover refrigerating plants can be set, with one for one.Conventionally at cooling chamber, two cover refrigeration compressor set (off-premises station) are set outward, two cover evaporimeters (indoor set) are set in cooling chamber, form respectively two cover independent cooling EGR, wherein a set of running refrigeratings, another set of stand-by, timing automatic switching.
If cooling chamber temperature, below-70 ℃, there will be some technical barriers:
Because storehouse temperature is below-70 ℃, lubricating oil in the electronic running devices such as blower fan that evaporimeter is used will solidify, cause running device to work, therefore the motor that forms blower fan need to be arranged on to the outside normal temperature environment of cooling chamber, its electric fan is arranged in cooling chamber.Electric fan is blown into successively shelf, base of evaporator, evaporimeter top, air door etc. by cold wind and is then blown into again shelf, forms cyclic process.Now operating evaporimeter increases evaporimeter resistance because low temperature will have frosting, the standby evaporimeter that resistance is little so cold wind may be flowed through and carry out idle circulation.
Summary of the invention
The utility model provides a kind of alternate run with interlock air door two refrigeration systems for solving the technical problem existing in known technology.
The technical scheme that the utility model is taked for the technical problem existing in solution known technology is: the two refrigeration systems of a kind of alternate run with interlock air door, comprise a set of blower fan, the evaporimeter of two cover alternate runs, a set of air door driving mechanism for opening or closing and two cover throttle settings, wherein every cover throttle setting comprises: for opening and closing the air door in evaporimeter air channel, the air door turning cylinder affixed with described air door, and the eccentric connector affixed with described air door turning cylinder; Described in two, the doorframe of air door is parallel relatively, and described in two, air door is mutually vertical; Described air door driving mechanism for opening or closing comprises: the connecting rod hinged with eccentric connector described in two respectively, and drive described connecting rod to come and go mobile driving push rod along the line direction in air door turning cylinder axle center described in two.
The utility model can also adopt following technical scheme:
Described driving push rod is electric pushrod.
Described driving push rod is air-leg.
Described connecting rod and described driving push rod are hinged.
Described in each, in the doorframe of air door, all inlay triangular shape high-molecular polythene sealing strip.
Described two air doors are positioned at cooling chamber, and described in two, air door turning cylinder is through cooling chamber body of wall, and described in two, eccentric connector and described air door driving mechanism for opening or closing are positioned at outside cooling chamber.
Described in each, air door turning cylinder sectional is the outer section of cooling chamber axle, passes through cooling chamber body of wall section axle and cooling chamber inner segment axle, described in pass through cooling chamber body of wall section axle and be high-molecular polythene axle.
The advantage the utlity model has with good effect is: the doorframe of the doorframe of described the first air door and described the second air door is parallel relatively, and described the first air door is mutually vertical with described the second air door; Adopt and drive push rod to come and go mobile drive link, connecting rod drives described the first air door and described the second air door simultaneously, and described the first air door is mutually vertical with described the second air door, and action is contrary, two air doors one are opened one and are closed, and the cold air passage of the operating evaporimeter that makes to flow through is open-minded; The flow through cold air passage of the evaporimeter in standby of cut-out, has avoided flow through evaporimeter in standby and carry out idle circulation of cold wind; Also avoided causing temperature fluctuation because standby evaporimeter electrical heating defrost heats up; Described connecting rod is hinged with described the first eccentric connector, described the second eccentric connector and described electric pushrod respectively, and this mode of being articulated and connected has realized the conversion driving between the rotatablely moving of the rectilinear motion of push rod and axle; At air door, close in the doorframe at place, inlay triangular shape high-molecular polythene sealing strip, when air door forms line with triangular shape high-molecular polythene sealing strip when closing, contact, reduced contact-making surface, avoided like this because of frosting, causing the hidden danger of air door and doorway adhesion under condition of ultralow temperature; Air door turning cylinder is passing through the part of cooling chamber body of wall, adopts high-molecular polythene axle, and its thermal conductivity factor is little more than steel material axle.
Accompanying drawing explanation
Fig. 1 is operation principle schematic diagram of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is air door driving mechanism for opening or closing structural representation of the present utility model.
In figure: 1, cooling chamber body of wall; 2, the first evaporimeter; 3, air duct board; 4, cold wind air channel; 5, the first air door; 6, blower fan; 7, the first air door turning cylinder; 8, the second air door; 9, blower fan leaf; 10, the second evaporimeter; 11, shelf; 12, connecting rod; 13, the first eccentric connector; 14, electric pushrod; 15, fixture; 17, the second air door turning cylinder; 18, the second eccentric connector; 20, jackscrew.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby exemplify following examples, and coordinate accompanying drawing to be described in detail as follows:
Refer to Fig. 1～Fig. 3, the two refrigeration systems of a kind of alternate run with interlock air door, comprise a set of blower fan, the evaporimeter of two cover alternate runs, a set of air door driving mechanism for opening or closing and two cover throttle settings, wherein every cover throttle setting comprises: for opening and closing the air door in evaporimeter air channel, the air door turning cylinder affixed with described air door, and the eccentric connector affixed with described air door turning cylinder; Described in two, the doorframe of air door is parallel relatively, and described in two, air door is mutually vertical; Described air door driving mechanism for opening or closing comprises: the connecting rod 12 hinged with eccentric connector described in two respectively, and drive described connecting rod 12 to come and go mobile driving push rod 14 along the line direction in air door turning cylinder axle center described in two.
As shown in FIG. 1 to 3, two air doors are respectively the first air door 5 and the first air door 8, two air door turning cylinders are respectively the first air door turning cylinder 7 and the second air door turning cylinder 17, two eccentric connectors are respectively the first eccentric connector 13 and the second eccentric connector 18, the doorframe of the first air door 5 and the first air door 8 is parallel relatively, the first air door 5 is mutually vertical with the first air door 8, connecting rod 12 is connected with the second eccentric connector 18 with the first eccentric connector 13 respectively, under described driving push rod 14 promotes, described connecting rod 12 comes and goes mobile along the line direction in the axle center of the first air door turning cylinder 7 and the axle center of the second air door turning cylinder 17.
Wherein, described driving push rod 14 can be electric pushrod.Described driving push rod 14 also can be air-leg, hydraulic push rod etc.
Described connecting rod 12 is hinged with eccentric connector described in each respectively, and described connecting rod 12 can be hinged with described driving push rod 14.This mode that is articulated and connected has realized the conversion between rotatablely moving of the rectilinear motion of electric pushrod and axle smoothly.
Described in each, eccentric connector and described air door turning cylinder are affixed, can in described eccentric connector, have hole, and the spindle nose of described air door turning cylinder is inserted in this hole, and described eccentric connector is affixed by jackscrew 20 and described air door turning cylinder; Described eccentric connector also can be affixed etc. with the welding of described air door turning cylinder.
Described in each, in the doorframe of air door, all can inlay triangular shape high-molecular polythene sealing strip.When air door when closing and triangular shape high-molecular polythene sealing strip form
line contact, reduced contact-making surface, avoided like this because of frosting, causing the hidden danger of air door and doorway adhesion under condition of ultralow temperature.
Described in each, air door all can be aluminium alloy air door.Two air door aluminium alloy materials, avoid carbon steel, stainless steel material-70 ℃ of following material sex change of temperature, because linear expansion coefficient is out of shape greatly large defect.
Described two air doors can be positioned at cooling chamber, and described in two, air door turning cylinder can be positioned at outside cooling chamber through eccentric connector described in cooling chamber body of wall 1, two and described air door driving mechanism for opening or closing.
Described in each, air door turning cylinder sectional is the outer section of cooling chamber axle, passes through cooling chamber body of wall section axle and cooling chamber inner segment axle, described in pass through cooling chamber body of wall section axle and all can be high-molecular polythene axle.The thermal conductivity factor of high-molecular polythene is little more than steel material, can avoid by the outer conductive heat loss cold energy of axial cooling chamber.In axle and the axle sleeve gap of passing through the part of cooling chamber body of wall 1, smear temperature lower than the ultralow temperature special grease of 70 degree, play sealing function and avoid the freezing problem of common lubricating grease under condition of ultralow temperature.
Operation principle of the present utility model:
Two refrigeration systems, be furnished with two evaporimeters and a blower fan, each evaporimeter and blower fan all can form a refrigeration system, two evaporimeter alternate runs, each evaporimeter all has air channel separately, when blower fan is worked, air flows in air channel, form air flue, two evaporimeter air channels are respectively provided with air door, be respectively described the first air door 5 and described the second air door 8, air door is closed driving push rod 14 drive link 12 of driving mechanism, by the first eccentric connector 13, drive the first air door turning cylinder 7, by the second eccentric connector 18, drive described the second air door turning cylinder 17 simultaneously, make the first air door turning cylinder 7 and the second air door turning cylinder 17 interlocks, the first air door 5 rotates with the first air door turning cylinder 7, the second air door 8 rotates with the second air door turning cylinder 17, therefore described the first air door 5 and described the second air door 8 interlocks, because of the doorframe of described the first air door 5 and the doorframe of described the second air door 8 parallel relatively, and described the first air door 5 is mutually vertical with described the second air door 8, so the open and-shut mode of described the first air door 5 and described the second air door 8 is contrary, one opens one closes, and makes operating evaporimeter cold air passage open-minded, and standby evaporimeter cold air passage is cut off.Drive push rod 14 drive link 12 actions, make two air door interlocks, when one of them air door is opened, another air door is closed.For preventing driving push rod 14 at ultra-low temperature surroundings cisco unity malfunction, can described driving push rod 14 be fixedly mounted on to cooling chamber body of wall 1 outside by fixture 15, make it under normal temperature environment, at driving push rod, complete and push away, be pulled through in journey, two air door turning cylinder rotations of cooling chamber body of wall 1 are passed through in drive, the air door turning cylinder being connected with two air doors drives respectively two door openings or closes, thereby makes operating evaporimeter cold air passage open-minded, and standby evaporimeter cold air passage is cut off.
When the first evaporimeter 2 operation, the first air door 5 is opened, the second air door 8 is closed, air duct board 3 encloses and forms cold air duct 4, blower fan 6 is opened, then blower fan leaf 9 is blown into again shelf 11 by shelf 11, the first evaporimeter 2 bottoms, the first evaporimeter 2 tops, the first air door 5 etc. by cold wind air-flow successively along cold air duct 4, forms circulation.
When the second evaporimeter 10 operation, the second air door 8 is opened, the first air door 5 is closed, air duct board encloses formation cold air duct, blower fan 6 is opened, then blower fan leaf 9 is blown into again shelf 11 by shelf 11, the second evaporimeter 10 bottoms, the second evaporimeter 10 tops, the second air door 8 etc. by cold wind air-flow successively along cold air duct, forms circulation.
Claims (7)
1. two refrigeration systems of alternate run with interlock air door, it is characterized in that, comprise a set of blower fan, the evaporimeter of two cover alternate runs, a set of air door driving mechanism for opening or closing and two cover throttle settings, wherein every cover throttle setting comprises: for opening and closing the air door in evaporimeter air channel, the air door turning cylinder affixed with described air door, and the eccentric connector affixed with described air door turning cylinder; Described in two, the doorframe of air door is parallel relatively, and described in two, air door is mutually vertical; Described air door driving mechanism for opening or closing comprises: the connecting rod hinged with eccentric connector described in two respectively, and drive described connecting rod to come and go mobile driving push rod along the line direction in air door turning cylinder axle center described in two.
2. the two refrigeration systems of alternate run of band interlock air door according to claim 1, is characterized in that, described driving push rod is electric pushrod.
3. the two refrigeration systems of alternate run of band interlock air door according to claim 1, is characterized in that, described driving push rod is air-leg.
4. the two refrigeration systems of alternate run of band interlock air door according to claim 1, is characterized in that, described connecting rod and described driving push rod are hinged.
5. the two refrigeration systems of alternate run of band interlock air door according to claim 1, is characterized in that, all inlay triangular shape high-molecular polythene sealing strip described in each in the doorframe of air door.
6. two refrigeration systems of the alternate run of band according to claim 1 interlock air door, it is characterized in that, described two air doors are positioned at cooling chamber, and described in two, air door turning cylinder is through cooling chamber body of wall, and described in two, eccentric connector and described air door driving mechanism for opening or closing are positioned at outside cooling chamber.
7. two refrigeration systems of the alternate run of band according to claim 1 interlock air door, it is characterized in that, described in each, air door turning cylinder sectional is the outer section of cooling chamber axle, passes through cooling chamber body of wall section axle and cooling chamber inner segment axle, described in pass through cooling chamber body of wall section axle and be high-molecular polythene axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420246617.7U CN204006908U (en) | 2014-05-14 | 2014-05-14 | The two refrigeration systems of a kind of alternate run with interlock air door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420246617.7U CN204006908U (en) | 2014-05-14 | 2014-05-14 | The two refrigeration systems of a kind of alternate run with interlock air door |
Publications (1)
| Publication Number | Publication Date |
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| CN204006908U true CN204006908U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420246617.7U Expired - Fee Related CN204006908U (en) | 2014-05-14 | 2014-05-14 | The two refrigeration systems of a kind of alternate run with interlock air door |
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| CN (1) | CN204006908U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763941A (en) * | 2017-10-31 | 2018-03-06 | 青岛海尔股份有限公司 | The control method and control system of refrigerator with one drag two air door |
| CN108507265A (en) * | 2018-03-05 | 2018-09-07 | 合肥华凌股份有限公司 | The air-cooled component of refrigeration equipment and the refrigeration equipment with it |
| CN109539617A (en) * | 2018-11-02 | 2019-03-29 | 广东申菱环境系统股份有限公司 | A kind of nature defrosting cryogenic vaporization systems and its control method |
| CN112393453A (en) * | 2020-11-30 | 2021-02-23 | 珠海格力电器股份有限公司 | Multi-system air conditioning unit and anti-condensation control method |
-
2014
- 2014-05-14 CN CN201420246617.7U patent/CN204006908U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763941A (en) * | 2017-10-31 | 2018-03-06 | 青岛海尔股份有限公司 | The control method and control system of refrigerator with one drag two air door |
| WO2019085844A1 (en) * | 2017-10-31 | 2019-05-09 | 青岛海尔股份有限公司 | Control method and control system for refrigerator having two air doors driven by one source |
| CN108507265A (en) * | 2018-03-05 | 2018-09-07 | 合肥华凌股份有限公司 | The air-cooled component of refrigeration equipment and the refrigeration equipment with it |
| CN108507265B (en) * | 2018-03-05 | 2020-09-01 | 合肥华凌股份有限公司 | Air cooling assembly of refrigeration equipment and refrigeration equipment with air cooling assembly |
| CN109539617A (en) * | 2018-11-02 | 2019-03-29 | 广东申菱环境系统股份有限公司 | A kind of nature defrosting cryogenic vaporization systems and its control method |
| CN112393453A (en) * | 2020-11-30 | 2021-02-23 | 珠海格力电器股份有限公司 | Multi-system air conditioning unit and anti-condensation control method |
| CN112393453B (en) * | 2020-11-30 | 2023-11-07 | 珠海格力电器股份有限公司 | Multisystem air conditioning unit and condensation prevention control method |
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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 |
Granted publication date: 20141210 Termination date: 20210514 |
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| CF01 | Termination of patent right due to non-payment of annual fee |