CN206488517U - A kind of refrigeration system - Google Patents
A kind of refrigeration system Download PDFInfo
- Publication number
- CN206488517U CN206488517U CN201621452902.XU CN201621452902U CN206488517U CN 206488517 U CN206488517 U CN 206488517U CN 201621452902 U CN201621452902 U CN 201621452902U CN 206488517 U CN206488517 U CN 206488517U
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- CN
- China
- Prior art keywords
- refrigerator
- magnetic valve
- relay
- input
- cooling agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a kind of refrigeration system, including refrigeration system and electric control system, refrigeration system includes constant speed compressor, magnetic valve, refrigerator and throttling arrangement, electric control system includes magnetic valve, relay and temperature controller, have the refrigerator of different cooling agent demands is independently controlled one to drag many refrigeration to two or more using constant speed compressor, can be in the case where only driving the small refrigerator of cooling agent demand, meet the cooling agent supply requirement of the refrigerator small to cooling agent demand, and be not in that indoor evaporation not exclusively causes the frosting of constant speed compressor fuselage to reduce the situation in constant speed compressor life-span, simultaneously, return-air amount required during constant speed compressor operation can also be met, so as to give full play to the heat transfer effect of each evaporator, so that energy consumption is reduced, play a part of energy-conservation.
Description
Technical field
The utility model is related to field of refrigeration, is especially applicable the one of constant speed compressor and drags many refrigeration systems.
Background technology
In the market it is common one drag many refrigeration systems mainly all be using variable conpacitance compressor realize, there is no and adopt
Realize that one drags many refrigeration systems with constant speed compressor, using constant speed compressor realize routinely one drag many refrigeration systems when,
When indoor load demand is small, i.e., interior evaporation capacity is smaller, if refrigeration system ensures the feed flow needed for constant speed compressor operation
Amount, then can cause indoor evaporation incomplete so that constant speed compressor fuselage frosting, so that the freezing in constant speed compressor is glossy
Sliding effect is deteriorated, and influences the constant speed compressor life-span, if now carrying out feed flow according to the demand of indoor evaporation capacity, and it is fixed to cause
The return-air amount of fast compressor is too small, it is possible to cause the excessive discharge temperature of constant speed compressor or the back pressure of refrigeration system
It is too low, so as to cause the low-voltage variation of refrigeration system, therefore realize that routinely one drags many refrigeration systems using constant speed compressor
Power consumption can be caused excessive and uneconomical.
Utility model content
In order to overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of refrigeration system, utilizes constant speed pressure
There is contracting machine one that the refrigerator of different cooling agent demands is independently controlled to drag many refrigeration to two or more, can only open
In the case of the first small refrigerator of cooling agent demand, the cooling agent supply requirement to the first refrigerator is met, and will not
Indoor evaporation occur not exclusively causes the frosting of constant speed compressor fuselage to reduce the situation in constant speed compressor life-span, meanwhile,
Return-air amount required during constant speed compressor operation can also be met, so as to give full play to the heat transfer effect of each evaporator, is made
Energy consumption reduction is obtained, plays a part of energy-conservation.
The technical scheme that the invention for solving the technical problem is used is：
A kind of refrigeration system, including refrigeration system and electric control system, refrigeration system include being used to provide cooling agent
Outdoor host computer and the indoor refrigeration plant for realizing cooling refrigeration, outdoor host computer include constant speed compressor, indoor refrigeration plant
Including the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the first refrigerator, the second refrigerator, for being carried for the first refrigerator
For meeting the first throttle device of its desired cooling agent, meeting its desired cooling agent for common provided for the second refrigerator
Second throttling device and the 3rd throttling arrangement, the output end of outdoor host computer is connected to the first magnetic valve, the second magnetic valve
With the 3rd magnetic valve, the first magnetic valve is connected to the first refrigerator, the second magnetic valve and the 3rd electromagnetism by first throttle device
Valve is connected to the second refrigerator, the first refrigerator and the second refrigerator point by second throttling device and the 3rd throttling arrangement respectively
Input not with outdoor host computer is connected together, and the cooling agent demand of the first refrigerator is less than the cooling agent of the second refrigerator
Demand, first throttle device and the 3rd throttling arrangement have same cooling agent supply and both cooling agent supplys
The respectively less than cooling agent supply of second throttling device；
Electric control system includes the first magnetic valve, the second magnetic valve, the 3rd magnetic valve, the first relay, the second relay
Device, the first temperature controller being arranged in the first refrigerator and the second temperature controller being arranged in the second refrigerator, the first relay
The first contact and the second contact, the output end of the first temperature controller and the input of the first relay are provided with the second relay
It is connected together, the output end of the second temperature controller and the input of the second relay are connected together, the first of the first relay
Contact and the second contact are connected together with the first magnetic valve and the second magnetic valve respectively, the first contact of the second relay and
Two contacts are connected together with the 3rd magnetic valve and the second magnetic valve respectively, the input of the first temperature controller, the second temperature controller
Input, the input of the first contact of the first relay, the input of the first contact of the second relay, the first relay
The input of second contact of the input of the second contact and the second relay is connected together with live wire respectively, the first relay
Output end, the output end of the second relay, the output end of the first magnetic valve, the output end of the 3rd magnetic valve and the second magnetic valve
Output end be connected together respectively with zero line.
Further, outdoor host computer also includes input stop valve, output stop valve, condenser, reservoir and filter, input
The input of stop valve is connected to the first refrigerator and the second refrigerator, and the output end of output stop valve is connected to the
One magnetic valve, the second magnetic valve and the 3rd magnetic valve, input stop valve, constant speed compressor, condenser, reservoir, filter and
Output stop valve is sequentially connected to together.
Further, first throttle device, second throttling device and the 3rd throttling arrangement are electric expansion valve.
The beneficial effects of the utility model are：A kind of refrigeration system, when simultaneously the first refrigerator and the second refrigerator work
When, first throttle device disclosure satisfy that the cooling agent demand of the first refrigerator, while second throttling device and the 3rd throttling dress
Collective effect is put, the cooling agent demand of the second refrigerator is disclosure satisfy that, and due to the first refrigerator of control and the second refrigeration
The magnetic valve of the on off operating mode of cabinet is parallel-connection structure, and the first refrigerator and the second refrigerator are separated therefore, it is possible to meet user
Control is required；When only driving the first refrigerator, only first throttle device and second throttling device work, therefore, it is possible to reduce pair
The cooling agent supply of second refrigerator, so that the evaporation demand of the first refrigerator is met to greatest extent, meanwhile, in refrigeration system
Unnecessary cooling agent can continue to feed to the second refrigerator, meet the condition of refrigeration system stable operation so that constant speed compressor
Be not in frosting, so that the back pressure for avoiding the excessive discharge temperature for constant speed compressor occur or refrigeration system is too low
Phenomenon；In addition, by the way that unnecessary cooling agent is reasonably supplied the second refrigerator, can not only cause what refrigeration system was produced
Refrigerating capacity is not wasted, and can also slow down the programming rate of the second refrigerator so that energy consumption is reduced, and plays a part of energy-conservation,
So as to ensure that the economy of refrigeration system operation.
Brief description of the drawings
The utility model is described in further detail with example below in conjunction with the accompanying drawings.
Fig. 1 is refrigeration system principle figure；
Fig. 2 is electric control theory figure.
Embodiment
Reference picture 1- Fig. 2, a kind of refrigeration system, including refrigeration system and electric control system, refrigeration system include being used for
The outdoor host computer 10 of cooling agent and the indoor refrigeration plant 20 for realizing cooling refrigeration are provided, outdoor host computer 10 includes constant speed pressure
Contracting machine 1, indoor refrigeration plant 20 includes the first magnetic valve 2, the second magnetic valve 3, the 3rd magnetic valve 4, the first refrigerator 5, second
Refrigerator 6, for for the first refrigerator 5 provide meet its requirement cooling agent first throttle device 7, for being second jointly
Refrigerator 6 provides the throttling arrangement 9 of second throttling device 8 and the 3rd for the cooling agent for meeting its requirement, the output of outdoor host computer 10
End is connected to the first magnetic valve 2, the second magnetic valve 3 and the 3rd magnetic valve 4, and the first magnetic valve 2 passes through first throttle device 7
The first refrigerator 5 is connected to, the second magnetic valve 3 and the 3rd magnetic valve 4 pass through the throttling arrangement of second throttling device 8 and the 3rd respectively
9 are connected to the second refrigerator 6, and the input of the first refrigerator 5 and the second refrigerator 6 respectively with outdoor host computer 10 is connected to one
Rise, the cooling agent demand of the first refrigerator 5 is less than the cooling agent demand of the second refrigerator 6, first throttle device 7 and the 3rd
The cooling agent supply that throttling arrangement 9 has same cooling agent supply and both is respectively less than the cold of second throttling device 8
But agent supply；
Electric control system includes the first magnetic valve 2, the second magnetic valve 3, the 3rd magnetic valve 4, the first relay J1, second
Relay J2, the first temperature controller T1 being arranged in the first refrigerator 5 and the second temperature controller being arranged in the second refrigerator 6
T2, the first relay J1 and the second relay J2 are provided with the first contact and the second contact, the first temperature controller T1 output end
It is connected together with the first relay J1 input, the second temperature controller T2 output end and the second relay J2 input connect
Be connected together, the first relay J1 the first contact J1-1 and the second contact J1-2 respectively with the first magnetic valve 2 and the second electromagnetism
Valve 3 is connected together, the second relay J2 the first contact J2-1 and the second contact J2-2 respectively with the 3rd magnetic valve 4 and second
Magnetic valve 3 is connected together, the first temperature controller T1 input, the second temperature controller T2 input, the of the first relay J1
One contact J1-1 input, the second relay J2 the first contact J2-1 input, the first relay J1 the second contact
J1-2 input and the second relay J2 the second contact J2-2 input are connected together with live wire respectively, the first relay
Device J1 output end, the second relay J2 output end, the output end of the first magnetic valve 2, the output end of the 3rd magnetic valve 4 and
The output end of two magnetic valves 3 is connected together with zero line respectively.
Reference picture 1, for refrigeration system, the first refrigerator 5 and the steaming with different area respectively of the second refrigerator 6
Device, and evaporator of the evaporator more than the first refrigerator 5 of the second refrigerator 6 are sent out, according to the ratio of the area of two evaporators
Example, two throttling arrangements of different sizes are divided into for providing the throttling arrangement of cooling agent to the second refrigerator 6, i.e., second throttles
The throttling arrangement 9 of device 8 and the 3rd.For example, the first refrigerator 5 has a 1HP evaporator, and the second refrigerator 6 steams with 5HP
Device is sent out, therefore second throttling device 8, using the throttling arrangement with 4# valve elements, the 3rd throttling arrangement 9 is used with 1# valve elements
Throttling arrangement.When singly open the second refrigerator 6 or while open the first refrigerator 5 close the second refrigerator 6 when, refrigeration system is provided
Cooling agent be that disclosure satisfy that the Maximum Supply Quantity required for 5HP evaporators, therefore, it is possible to ensure the stable operation of refrigeration system,
So as to avoid the occurrence of the excessive discharge temperature of constant speed compressor 1 or the too low phenomenon of back pressure of refrigeration system.When singly opening
It is open-minded with corresponding first magnetic valve 2 of the first refrigerator 5 during the first refrigerator 5, therefore first throttle device 7 disclosure satisfy that
The cooling agent demand of 1HP evaporators in one refrigerator 5, meanwhile, second throttling device 8 can also be opened, therefore with 4# valves
The second throttling device 8 of core can provide cooling agent for the second refrigerator 6, so that the area of dissipation size of indoor and outdoors
Matching, and can be adapted with constant speed compressor 1, so as to ensure that the stable operation of system.
Reference picture 2, for electrical control, is arranged at the first temperature controller T1 in the first refrigerator 5 to the first relay
Device J1 is controlled, and the first relay J1 is by its first contact J1-1 and the second contact J1-2 simultaneously to first throttle device
7 and second throttling device 8 be controlled, and the second temperature controller T2 being arranged in the second refrigerator 6 is then to the second relay J2
It is controlled, and the second relay J2 is then by its first contact J2-1 and the second contact J2-2 simultaneously to the 3rd throttling arrangement
9 and second throttling device 8 be controlled.When the temperature in the second refrigerator 6 reaches setting value, and the temperature in the first refrigerator 5
When degree is also not reaching to setting value, by the second temperature controller T2 control, the second relay J2 disconnects, therefore the second relay J2
The first contact J2-1 and the second contact J2-2 simultaneously switch off, therefore the 3rd throttling arrangement 9 is closed, and the first relay J1 is still
Connected under the first temperature controller T1 control, therefore the first temperature controller T1 the first contact J1-1 and the second contact J1-2 are still closed
Close, therefore first throttle device 7 and second throttling device 8 are still within opening state, therefore, it is possible to cause the first refrigerator 5 after
It is continuous to be in the state of cooling, and unnecessary cooling agent can continue to feed to the second refrigerator 6, meet the bar of refrigeration system stable operation
Part so that constant speed compressor 1 is not in frosting, so as to avoid the occurrence of the excessive discharge temperature or refrigeration of constant speed compressor 1
The too low phenomenon of the back pressure of system, further, since unnecessary cooling agent has reasonably supplied the second refrigerator 6, therefore energy
Enough so that the refrigerating capacity that refrigeration system is produced is not wasted, and the programming rate of the second refrigerator 6 is slowed down so that energy consumption
Reduction, plays a part of energy-conservation, so as to ensure that the economy of refrigeration system operation.Similarly, when the temperature of the first refrigerator 5 reaches
During to setting value, first throttle device 7 is closed, and the throttling arrangement 9 of second throttling device 8 and the 3rd is open-minded；When the He of the first refrigerator 5
When second refrigerator 6 all reaches the temperature value of setting, first throttle device 7, the throttling arrangement 9 of second throttling device 8 and the 3rd are same
When close, constant speed compressor 1 is stopped；When the first refrigerator 5 and the second refrigerator 6 are all not reaching to the temperature value of setting
When, first throttle device 7, the throttling arrangement 9 of second throttling device 8 and the 3rd are open-minded.
Wherein, reference picture 1, outdoor host computer 10 also includes input stop valve 11, output stop valve 12, condenser 13, liquid storage
Device 14 and filter 15, the input of input stop valve 11 are connected to the first refrigerator 5 and the second refrigerator 6, and output is cut
Only the output end of valve 12 is connected to the first magnetic valve 2, the second magnetic valve 3 and the 3rd magnetic valve 4, inputs stop valve 11, determines
Fast compressor 1, condenser 13, reservoir 14, filter 15 and output stop valve 12 are sequentially connected to together.Constant speed compressor 1
With reference to input stop valve 11, output stop valve 12, condenser 13, reservoir 14 and filter 15 so that outdoor host computer 10 can
It is normal to provide necessary cooling agent for indoor refrigeration plant 20, and enable cooling agent smooth circulation, so as to ensure that refrigeration
The normal work of system.
Wherein, first throttle device 7, the throttling arrangement 9 of second throttling device 8 and the 3rd are electric expansion valve, and electronics is swollen
Swollen valve can automatically adjust the flow for the cooling agent for being supplied to evaporator according to default program, with conventional heat expansion valve without
The good characteristic of method analogy, can provide necessary condition, therefore, it is possible to greatly improve system for the intelligentized control method of refrigeration system
The refrigeration performance of cooling system, is allowed to meet the use needs of user.
In addition, refrigeration system of the present utility model is not restricted to the control to two refrigerators, additionally it is possible to applied to two
Or more the control for being used to realize the equipment of refrigeration, for the two or more equipment for being used to realize refrigeration
Control, the principle of its electrical control is identical, only need to increase magnetic valve, throttling arrangement and relay.
Above is to it is of the present utility model it is preferable implementation illustrated, but the utility model be not limited to it is above-mentioned
Embodiment, those skilled in the art can also make a variety of be equal on the premise of without prejudice to the utility model spirit
Deformation is replaced, and these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (3)
1. a kind of refrigeration system, it is characterised in that：Including refrigeration system and electric control system, the refrigeration system includes being used for
The outdoor host computer (10) of cooling agent and the indoor refrigeration plant (20) for realizing cooling refrigeration, the outdoor host computer (10) are provided
Including constant speed compressor (1), the indoor refrigeration plant (20) includes the first magnetic valve (2), the second magnetic valve (3), the 3rd electricity
Magnet valve (4), the first refrigerator (5), the second refrigerator (6), for for first refrigerator (5) provide meet its requirement it is cold
But the first throttle device (7) of agent, for jointly be second refrigerator (6) provide meet its requirement cooling agent second
Throttling arrangement (8) and the 3rd throttling arrangement (9), the output end of the outdoor host computer (10) are connected to the first described electromagnetism
Valve (2), the second magnetic valve (3) and the 3rd magnetic valve (4), first magnetic valve (2) are connected by the first throttle device (7)
Described the first refrigerator (5) is connected to, second magnetic valve (3) and the 3rd magnetic valve (4) pass through described second section respectively
Stream device (8) and the 3rd throttling arrangement (9) be connected to described in the second refrigerator (6), first refrigerator (5) and second cold
Hide input of the cabinet (6) respectively with the outdoor host computer (10) to be connected together, the cooling agent demand of first refrigerator (5)
Amount is less than the cooling agent demand of second refrigerator (6), and the first throttle device (7) and the 3rd throttling arrangement (9) have
There is same cooling agent supply and both cooling agent supplys are respectively less than the cooling agent confession of the second throttling device (8)
Ying Liang；
The electric control system includes described the first magnetic valve (2), the second magnetic valve (3), the 3rd magnetic valve (4), first
Relay (J1), the second relay (J2), the first temperature controller (T1) being arranged in first refrigerator (5) and it is arranged at institute
The second temperature controller (T2) in the second refrigerator (6) is stated, first relay (J1) and the second relay (J2) are provided with
First contact and the second contact, the output end of first temperature controller (T1) are connected with the input of first relay (J1)
In together, the output end of second temperature controller (T2) and the input of second relay (J2) are connected together, described
The first contact (J1-1) of first relay (J1) and the second contact (J1-2) respectively with described the first magnetic valve (2) and second
Magnetic valve (3) is connected together, the first contact (J2-1) of second relay (J2) and the second contact (J2-2) respectively with
The 3rd described magnetic valve (4) and the second magnetic valve (3) are connected together, the input of first temperature controller (T1), second
The input of temperature controller (T2), the input of the first contact (J1-1) of the first relay (J1), the of the second relay (J2)
The input of one contact (J2-1), the input of the second contact (J1-2) of the first relay (J1) and the second relay (J2)
The input of second contact (J2-2) is connected together with live wire respectively, the output end of first relay (J1), second after
The output end of electrical equipment (J2), the output end of the first magnetic valve (2), the output end of the 3rd magnetic valve (4) and the second magnetic valve (3)
Output end is connected together with zero line respectively.
2. a kind of refrigeration system according to claim 1, it is characterised in that：The outdoor host computer (10) also includes input and cut
Only valve (11), output stop valve (12), condenser (13), reservoir (14) and filter (15), described to input stop valve (11)
Input be connected to described the first refrigerator (5) and the second refrigerator (6), the output for exporting stop valve (12)
End is connected to described the first magnetic valve (2), the second magnetic valve (3) and the 3rd magnetic valve (4), the input stop valve
(11), constant speed compressor (1), condenser (13), reservoir (14), filter (15) and output stop valve (12) are sequentially connected to
Together.
3. a kind of refrigeration system according to claim 1, it is characterised in that：The first throttle device (7), the second throttling
Device (8) and the 3rd throttling arrangement (9) are electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452902.XU CN206488517U (en) | 2016-12-27 | 2016-12-27 | A kind of refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621452902.XU CN206488517U (en) | 2016-12-27 | 2016-12-27 | A kind of refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206488517U true CN206488517U (en) | 2017-09-12 |
Family
ID=59771195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621452902.XU Expired - Fee Related CN206488517U (en) | 2016-12-27 | 2016-12-27 | A kind of refrigeration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206488517U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595139A (en) * | 2016-12-27 | 2017-04-26 | 珠海市银岭冷冻设备有限公司 | Refrigerating system |
-
2016
- 2016-12-27 CN CN201621452902.XU patent/CN206488517U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595139A (en) * | 2016-12-27 | 2017-04-26 | 珠海市银岭冷冻设备有限公司 | Refrigerating system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171110 Address after: 443199, Hubei, Yichang province Yiling District Guo Village (Xiaoxi tower High-tech Industrial Park) Patentee after: Yichang ridge refrigeration equipment Co., Ltd. Address before: Xinqing Industrial Park Doumen District Guangdong city Zhuhai province 519000 Gold Road No. 3 Patentee before: Zhuhai ridge refrigeration equipment Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200812 Address after: 519000 building 1-9, Jinjin Road, Jingan Town, Doumen District, Zhuhai City, Guangdong Province Patentee after: ZHUHAI YINLING REFRIGERATION EQUIPMENT Co.,Ltd. Address before: 443199 Guo Jia Wan Village (Xiaoxi tower high tech Industrial Park), Yiling District, Yichang, Hubei. Patentee before: YICHANG YINLING REFRIGERATION EQUIPMENT Co.,Ltd. |
|
| 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: 20170912 Termination date: 20201227 |