CN208610603U - Cold and hot coffee machine - Google Patents
Cold and hot coffee machine Download PDFInfo
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- CN208610603U CN208610603U CN201820511537.8U CN201820511537U CN208610603U CN 208610603 U CN208610603 U CN 208610603U CN 201820511537 U CN201820511537 U CN 201820511537U CN 208610603 U CN208610603 U CN 208610603U
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- power
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- power supply
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses a kind of cold and hot coffee machine, including AC/DC power, DC-DC power supply, semiconductor cooler, driver, switch, heaters；Wherein: AC/DC power input terminal connects power grid, and output end is separately connected DC-DC power supply input terminal and driver input end；DC-DC power supply output end connects semiconductor cooler input terminal；Semiconductor cooler output end is separately connected heating unit and refrigeration unit；Driver output end connection grinding motor；It switchs first end and connects power grid, second end connects heater input terminal；Heater output end connects heating unit；Semiconductor cooler acts on refrigeration unit for controlling refrigeration mode；Or, control heating mode acts on heating unit；Heater is by switch control start and stop, for assisting heat effect in heating unit.The utility model can meet cold and hot coffee preparation demand simultaneously, realize fast-refrigerating heating, and accurate control coffee temperature.
Description
Technical field
The utility model relates to coffee machine technical field more particularly to cold and hot coffee machines.
Background technique
The temperature of coffee and mouthfeel are closely related, and cold and hot coffee has optimal mouthfeel temperature.Conventional coffee mechanism cold
What device and heat-producing machine often separately designed, efficiency not enough optimizes.Conventional coffee machine generally can be divided into heating coffee machine and refrigeration
Coffee machine.Heating coffee machine generally uses the heating of electric heater feed-tank with punching Hot Coffee, only provides and boils function, does not freeze
Function, and the bad accurate control of temperature.Refrigeration coffee machine generally utilizes ice cube to freeze, and is difficult to control by the way of ice cube addition
The temperature of cold coffee.No matter the quick Fabrication of all bad cold and hot coffee of compatibility of which kind of type and the control of accurate temperature.
Utility model content
The utility model embodiment provides a kind of cold and hot coffee machine, to meet cold and hot coffee preparation demand simultaneously, realizes
Fast-refrigerating heating, and accurate control coffee temperature, the cold and hot coffee machine include AC/DC power, DC to DC electricity
Source, semiconductor cooler, driver, switch, heater；Wherein:
AC/DC power input terminal connects power grid, and output end is separately connected DC-DC power supply input terminal and driving
Device input terminal；DC-DC power supply output end connects semiconductor cooler input terminal；Semiconductor cooler output end connects respectively
Connect heating unit and refrigeration unit；Driver output end connection grinding motor；It switchs first end and connects power grid, second end connection adds
Hot device input terminal；Heater output end connects heating unit；
AC/DC power is used to the alternating current of power grid being converted to direct current；
DC-DC power supply is for being converted to the direct current that AC/DC power exports needed for semiconductor cooler
Direct current；
Semiconductor cooler acts on refrigeration unit for controlling refrigeration mode；Or, control heating mode acts on heating
Unit；Refrigeration unit acts on cold water storage cistern；Heating unit acts on boiler；
Driver is used to take electricity from AC/DC power output end, the operating mode of control grinding motor；
Heater is by switch control start and stop, for assisting heat effect in heating unit.
It is single to act on refrigeration using semiconductor cooler control refrigeration mode for the cold and hot coffee machine of the utility model embodiment
Member, control heating mode act on heating unit, can meet cold and hot coffee preparation demand simultaneously, realize fast-refrigerating heating,
And it can accurately control coffee temperature.The cold and hot coffee machine of the utility model embodiment also uses heater to assist heat effect
In heating unit, the deficiency of semiconductor cooler heating efficiency can be made up, heating efficiency is further promoted.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of cold and hot coffee machine in the utility model embodiment；
Fig. 2 is the control circuit exemplary diagram of semiconductor cooler 13 in the utility model embodiment；
Fig. 3 is the control circuit exemplary diagram of semiconductor cooler 13 in the utility model embodiment；
Fig. 4 is the exemplary diagram of the application method of cold and hot coffee machine in the utility model embodiment.
Specific embodiment
It is right with reference to the accompanying drawing for the objectives, technical solutions, and advantages of the embodiments of the present invention are more clearly understood
The utility model embodiment is described in further details.Here, the illustrative embodiments and their description of the utility model are for solving
The utility model is released, but is not intended to limit the scope of the present invention.
The utility model embodiment provide a kind of cold-hot integrated, fast-refrigerating heating and can accurate temperature controlling cold and hot coffee
Machine brings better experience to coffee fan.Fig. 1 is the structural schematic diagram of cold and hot coffee machine in the utility model embodiment,
As shown in Figure 1, the cold and hot coffee machine may include:
AC/DC power (AC/DC) 11, DC-DC power supply (DC/DC) 12, semiconductor cooler 13, driver
14, switch 15, heater 16；Wherein:
11 input terminal of AC/DC power connect power grid, output end be separately connected 12 input terminal of DC-DC power supply and
14 input terminal of driver；12 output end of DC-DC power supply connects 13 input terminal of semiconductor cooler；Semiconductor cooler 13
Output end is separately connected heating unit 17 and refrigeration unit 18；14 output end of driver connection grinding motor 19；Switch 15 first
End connection power grid, second end connect 16 input terminal of heater；16 output end of heater connects heating unit 17；
AC/DC power 11 is used for the alternating current V of power gridacBe converted to direct current；
DC-DC power supply 12 is used to the direct current that AC/DC power 11 exports being converted to semiconductor cooler
Direct current needed for 13；
Semiconductor cooler 13 acts on refrigeration unit 17 for controlling refrigeration mode；Or, control heating mode acts on
Heating unit 18；Refrigeration unit 17 acts on cold water storage cistern；Heating unit 18 acts on boiler；
Driver 14 is used to take electricity from 11 output end of AC/DC power, the operating mode of control grinding motor 19；
Heater 16 controls start and stop by switch 15, for assisting heat effect in heating unit 17.
Structure is it is known that AC/DC power 11, DC-DC power supply 12, semiconductor cooler as shown in Figure 1
13, driver 14, switch 15, heater 16 is the electric part of the cold and hot coffee machine of the utility model embodiment.This is practical new
The cold and hot coffee machine of type embodiment controls refrigeration mode using semiconductor cooler 13 and acts on refrigeration unit 17, control heating
Model function can meet cold and hot coffee preparation demand in heating unit 18 simultaneously, realize fast-refrigerating heating, and can essence
Really control coffee temperature.The cold and hot coffee machine of the utility model embodiment also uses heater 16 to assist heat effect single in heating
Member 18, can make up the deficiency of 13 heating efficiency of semiconductor cooler, further promote heating efficiency.
In embodiment, AC/DC power 11 can there are many physical circuit forms, such as can be uncontrollable rectifier bridge,
Or be also possible to Single-phase PFC (Power Factor Correction, PFC) circuit etc..
In embodiment, DC-DC power supply 12 takes electricity from 11 output end of AC/DC power, and controls into semiconductor
Direct current needed for refrigerator 13.DC-DC power supply 12 can there are many physical circuit forms, such as in view of semiconductor
Refrigerator 13 is the power supply of low-voltage direct source, and semiconductor cooler 13 can be single stage type structure, naturally it is also possible to be two-stage type knot
Structure or multi-stag structure.
In embodiment, driver 14 takes electricity, the Working mould of control grinding motor 19 from 11 output end of AC/DC power
Formula.For example, driver 14 can be further used for one of start and stop, speed and power of control grinding motor 19 or any group
It closes.Driver 14 can be there are many physical circuit form, for example, driver 14 can be selected according to the type of grinding motor 19
Direct current delivers stream (DC/AC) circuit or DC to DC (DC/DC) circuit.It grinds motor 19 and is used for ground coffee beans, refrigeration
Unit 17 acts on cold water storage cistern, and heating unit 18 acts on boiler, in case coffee punching.Cold water storage cistern and the settable temperature of boiler
Detection function is spent, in order to accurate temperature controlling.
Fig. 2 is the control circuit exemplary diagram of semiconductor cooler 13 in the utility model embodiment.As shown in Fig. 2, partly leading
The control circuit of chiller 13 includes AC/DC power 11 and DC-DC power supply 12.Wherein, exchange turns direct current
11 input terminal of source connects power grid, and the alternating current of power grid is converted to direct current.In physical circuit, AC/DC power 11 includes
Diode D1, D2, D3, D4, D5, inductance L1, capacitor C1, insulated gate field-effect pipe S1, the connection type between each element is such as
Shown in Fig. 2.DC-DC power supply 12 includes insulated gate field-effect pipe S2, S3, diode D6, D8, capacitor C2, C3, electricity
Feel L3, transformer Tri, the connection type between each element is as shown in Figure 2.
In Fig. 2, AC/DC power 11 is Single-phase PFC circuit, realizes and connect with the close friend of power grid；DC to DC
Power supply 12 uses two-stage type structure, not only plays buffer action, but also can accurately control the electric current of semiconductor cooler 13, to realize
Accurate temperature control.
In embodiment, if cold and hot coffee machine is in refrigerating state for a long time, the heating end of semiconductor cooler 13 may
The case where overheating can select structure shown in Fig. 3, i.e., in 12 output end of DC-DC power supply and semiconductor refrigerating at this time
It is connected with relay Rly1, Rly2 between 13 input terminal of device, is carried out reversely for exporting electric current to DC-DC power supply 12.It is logical
It crosses relay and electric current progress is exported reversely to DC-DC power supply 12, carried out at cooling to 13 heating end of semiconductor cooler
Reason, reaches protection purpose.Due to also using the auxiliary heating of heater 16, guarantee that 13 refrigeration end temperature of semiconductor cooler will not mistake
It is low, it may not need additional protection processing.
The application method of cold and hot coffee machine may include: in the utility model embodiment
When coffee does not grind completion, opening driver, control grinding motor carries out Coffee Grinding；
When preparing cold coffee, if not up to T1, then semiconductor cooler refrigeration is opened；If reaching T1, then stop semiconductor
Refrigerator refrigeration；T1For preset cryogenic temperature；
When preparing Hot Coffee, if not up to T2Δ T then opens switch, starts heater；If reaching T2Δ T, then exist
Not up to T2When turn off the switch, stop heater, starting semiconductor cooler heating, reaching T2When stop semiconductor cooler
Heating；T2For preset heating temperature；The preset heating temperature adjusted value of Δ T；
After completing Coffee Grinding, coffee punching is carried out.
Fig. 4 is the exemplary diagram of the application method of cold and hot coffee machine in the utility model embodiment.Coffee making is carried out in this example
When processed, coffee bean need to be first got out, by hot and cold water tank's injecting good water.As shown in figure 4, specific punching process is as follows:
Step 41 after being connected to coffee punching order, opens cold and hot coffee machine electric part；Judge whether Coffee Grinding is complete
At if unfinished then follow the steps 42, if completing to then follow the steps 43；
Step 42 opens Coffee Grinding motor progress Coffee Grinding；
Step 43, when ground coffee complete or while ground coffee, confirmation user be required of cold coffee or heat
Coffee；If cold coffee thens follow the steps 44, if Hot Coffee thens follow the steps 47；
Step 44 judges whether to reach preset cryogenic temperature T if needing cold coffee1；If not up to thening follow the steps 45,
46 are thened follow the steps if reaching；
Step 45, unlatching semiconductor cooler refrigeration (can be according to the differences of Current Temperatures and target temperature to refrigeration electric current
It is adjusted)；Return step 44；
Step 46 stops semiconductor cooler refrigeration, gos to step 412；
Step 47 judges whether to reach T if needing Hot Coffee2-ΔT；T2For preset heating temperature；The preset heating of Δ T
Temperature adjusted value；If not up to thening follow the steps 48；49 are thened follow the steps if reaching；
Step 48 starts switch, heater；Return step 47；
Step 49 judges whether to reach T2If not up to T2Then follow the steps 410；If reaching T2Then follow the steps 411；
Step 410 turns off the switch, and stops heater, starting semiconductor cooler heating, accurately to control heating temperature；
Return step 49；
Step 411 stops semiconductor cooler heating；
If step 412 completes refrigeration or heating, judge whether to complete grinding, thens follow the steps 413 if not completing；
If completion thens follow the steps 414；
Step 413 continues Coffee Grinding；Return step 412；
Step 414, completion grinding then carry out coffee punching, terminate coffee making process later.
In conclusion the cold and hot coffee machine of the utility model embodiment, is made using semiconductor cooler control refrigeration mode
It for refrigeration unit, controls heating mode and acts on heating unit, cold and hot coffee preparation demand can be met simultaneously, realized quick
Cooling and warming, and can accurately control coffee temperature.The cold and hot coffee machine of the utility model embodiment also uses heater auxiliary
It helps heat effect in heating unit, the deficiency of semiconductor cooler heating efficiency can be made up, further promote heating efficiency.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not used to limit this foregoing is merely specific embodiment of the utility model
The protection scope of utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of cold and hot coffee machine, which is characterized in that including AC/DC power, DC-DC power supply, semiconductor refrigerating
Device, driver, switch, heater；Wherein:
AC/DC power input terminal connects power grid, and output end is separately connected DC-DC power supply input terminal and driver is defeated
Enter end；DC-DC power supply output end connects semiconductor cooler input terminal；Semiconductor cooler output end is separately connected system
Hot cell and refrigeration unit；Driver output end connection grinding motor；It switchs first end and connects power grid, second end connects heater
Input terminal；Heater output end connects heating unit；
AC/DC power is used to the alternating current of power grid being converted to direct current；
DC-DC power supply is straight needed for semiconductor cooler for being converted to the direct current that AC/DC power exports
Galvanic electricity；
Semiconductor cooler acts on refrigeration unit for controlling refrigeration mode；Or, control heating mode acts on heating unit；
Refrigeration unit acts on cold water storage cistern；Heating unit acts on boiler；
Driver is used to take electricity from AC/DC power output end, the operating mode of control grinding motor；
Heater is by switch control start and stop, for assisting heat effect in heating unit.
2. cold and hot coffee machine as described in claim 1, which is characterized in that AC/DC power is uncontrollable rectifier bridge；Or, handing over
Circulation DC power supply is single-phase power factor correcting pfc circuit.
3. cold and hot coffee machine as described in claim 1, which is characterized in that DC-DC power supply is single stage type structure；Or, straight
Circulation DC power supply is two-stage type structure；Or, DC-DC power supply is multi-stag structure.
4. cold and hot coffee machine as described in claim 1, which is characterized in that driver is further used for opening for control grinding motor
Stop, one of speed and power or any combination.
5. cold and hot coffee machine as described in claim 1, which is characterized in that driver is that direct current delivers current circuit；Or, driver
For DC-DC circuit.
6. such as cold and hot coffee machine described in any one of claim 1 to 5, which is characterized in that DC-DC power supply output end with
It is connected with relay between semiconductor cooler input terminal, it is reversed for being carried out to DC-DC power supply output electric current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820511537.8U CN208610603U (en) | 2018-04-11 | 2018-04-11 | Cold and hot coffee machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820511537.8U CN208610603U (en) | 2018-04-11 | 2018-04-11 | Cold and hot coffee machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208610603U true CN208610603U (en) | 2019-03-19 |
Family
ID=65699623
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820511537.8U Expired - Fee Related CN208610603U (en) | 2018-04-11 | 2018-04-11 | Cold and hot coffee machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208610603U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665212A (en) * | 2020-12-17 | 2021-04-16 | 广东富信科技股份有限公司 | Semiconductor refrigeration controller and control system |
-
2018
- 2018-04-11 CN CN201820511537.8U patent/CN208610603U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665212A (en) * | 2020-12-17 | 2021-04-16 | 广东富信科技股份有限公司 | Semiconductor refrigeration controller and control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190319 Termination date: 20200411 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |