CN206861905U - Freezer air-conditioning system - Google Patents
Freezer air-conditioning system Download PDFInfo
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- CN206861905U CN206861905U CN201720408243.8U CN201720408243U CN206861905U CN 206861905 U CN206861905 U CN 206861905U CN 201720408243 U CN201720408243 U CN 201720408243U CN 206861905 U CN206861905 U CN 206861905U
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Abstract
The utility model provides a kind of freezer air-conditioning system.It is connected according to freezer air-conditioning system of the present utility model, including interior machine and outer machine, interior machine with outer machine, and the inside machine power supply of outer machine, and exchange data with interior machine.The interior machine of the cold storage air conditioning system is directly powered by outer machine, and interior machine can carry out data exchange with outer machine, realize integrative control, and air-conditioning system installation simple operation is reliable.
Description
Technical field
Apparatus of air conditioning field is the utility model is related to, in particular to a kind of freezer air-conditioning system.
Background technology
As shown in figure 1, the refrigeration plant used in whole walk-in refrigerator industry is typically all the difference using different manufacturers at present
Equipment, Assembling form, outer machine (such as condensation unit 1), interior machine 5 (such as air-cooler), the temperature controller 7 of storehouse, throttling element
(such as heating power expansion valve 4), magnetic valve 3 are provided by different manufacturers respectively.There is wiring complexity in this assembly model, debugging is numerous
Trivial (add and fill refrigerant etc.), operation unreliable (such as internal-external machine mismatches, and can not communicate, and throttling element type selecting is excessive or too small etc.) etc.
A series of problems.Dotted line represents data connection in Fig. 1, and solid line represents pipeline connection.During work, outer machine is controlled by outer mainboard 2.
Outer mainboard 2 is connected with the data of magnetic valve 3.Interior machine 5 is controlled by interior mainboard 6, interior mainboard 6 and interior machine 5 and the data of magnetic valve 3
Connection, interior mainboard 6 are arranged in temperature controller 7, and temperature controller 7 detects the temperature in storehouse and is transferred to interior mainboard
6, interior mainboard 6 is controlled according to the data of detection to interior machine 5 and magnetic valve 3.
Utility model content
The utility model, which aims to provide, a kind of can install simple, reliable freezer air-conditioning system.
The utility model provides a kind of freezer air-conditioning system, and it includes interior machine and outer machine, and interior machine is connected with outer machine, and
The outer inside machine power supply of machine, and exchange data with interior machine.
Alternatively, freezer air-conditioning system also includes control mainboard, and control mainboard is arranged on outer machine or interior machine, with outer machine
It is connected by control mainboard with interior machine data.
Alternatively, outer machine includes electric expansion valve, and electric expansion valve is connected by pipeline with interior machine, control mainboard and electronics
Expansion valve connects, and controls the aperture of electric expansion valve.
Alternatively, outer machine also includes condenser, and condenser is connected with interior machine and electric expansion valve by pipeline respectively.
Alternatively, outer machine also includes compressor, and compressor is connected with condenser pipe, and control mainboard connects with compressor data
Connect, and control compressor.
Alternatively, outer machine also includes handheld manipulator, and handheld manipulator is connected with control mainboard data.
Alternatively, described interior machine includes blower fan, and outer machine also includes the outer machine air switch being connected with external power source and outer machine
The control mainboard relay of air switch electrical connection and the outer machine terminal plate being connected with control mainboard relay, outer machine wiring
The live wire of plate and blower fan connects, and inwardly machine power supply.
Alternatively, described interior machine includes blower fan, and outer machine also includes outer machine air switch, the Yi Jiyu being connected with external power source
The outer machine terminal plate of outer machine air switch connection, the zero line connection of outer machine terminal plate and blower fan, and inwardly machine power supply.
Alternatively, described interior machine includes electric heating unit, outer machine air switch that outer machine also includes being connected with external power source,
The control mainboard relay electrically connected with outer machine air switch and the outer machine terminal plate being connected with control mainboard relay, outside
The zero line and live wire of machine terminal plate and electric heating unit connect, and inwardly machine power supply.
According to freezer air-conditioning system of the present utility model, powered using the directly inside machine of outer machine, and enter line number with interior machine
According to exchange, the control in the lump of machine and outer machine in realization, work effect caused by solving the independent control of interior machine, outer machine in the prior art
Fruit is bad, and control is bad, runs insecure problem.
Brief description of the drawings
The accompanying drawing for forming the part of the application is used for providing further understanding to of the present utility model, of the present utility model
Schematic description and description is used to explain the utility model, does not form to improper restriction of the present utility model.In accompanying drawing
In：
Fig. 1 is the structural schematic block diagram of freezer air-conditioning system in the prior art；
Fig. 2 is the structural schematic block diagram according to freezer air-conditioning system of the present utility model.
Description of reference numerals：
Prior art：
1st, the condensation unit of outer machine；2nd, outer mainboard；3rd, magnetic valve；4th, heating power expansion valve；5th, interior machine；6th, interior mainboard；
7th, temperature controller；
The utility model：
10th, control mainboard；22nd, condenser；21st, electric expansion valve；30th, interior machine；40th, handheld manipulator.
Embodiment
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Fig. 2 according to embodiment of the present utility model, freezer includes interior machine 30 and outer machine, interior machine with air-conditioning system
30 are connected with outer machine, and the inside machine 30 of outer machine is powered, and exchange data with interior machine 30.The freezer of embodiment of the present utility model is used
Air-conditioning system carries out data exchange using the directly inside machine power supply of outer machine, and with interior machine 30, in realization machine 30 with outer machine in the lump
Control, solving interior machine, outer machine in the prior art, individually working effect caused by control is bad, and control is bad, and operation is unreliable
The problem of.
Freezer of the present utility model is particularly suitable for use in walk-in refrigerator with air-conditioning system, for the temperature in freezer to be adjusted
And control.Realized in Fig. 2 and represent pipeline connection, dotted line represents data connection.
In the present embodiment, freezer also includes control mainboard 10 with air-conditioning system, and control mainboard 10 is arranged on outer machine or interior
On machine 30, outer machine is connected by control mainboard 10 with the interior data of machine 30.Interior machine 30 and outer machine are entered using a control mainboard 10
Row control, avoids interior machine and mismatches and can not communicate with outer machine, caused by independent control effect it is bad the problem of.Avoid outer
The problem of outer machine caused by machine and interior machine 30 individually control can not control compressor etc. in real time according to temperature in storehouse.
In the present embodiment, control mainboard 10 is arranged in outer machine.Outer machine space is relatively abundant, and control mainboard 10 is arranged on
More convenient arrangement, can avoid interfering with miscellaneous part in outer machine.Certainly, in other embodiments, control mainboard 10 also may be used
To be arranged in interior machine 30.
In the present embodiment, outer machine includes compressor, condenser 22 and electric expansion valve 21 etc..Compressor and condenser 22
Pipeline is connected, and compressor is transported to after refrigerant is pressurizeed in condenser 22.The evaporator of condenser 22 and interior machine 30 passes through pipeline
Connection, the evaporator of interior machine 30 are connected with electric expansion valve 21 by pipeline.During work, refrigerant flows out from condenser 22, leads to
Pipeline is crossed into the evaporator in interior machine 30, refrigerant evaporation endothermic in evaporator.Also include blower fan in interior machine 30, blower fan will be through
The Air blowing of pervaporation device, realize refrigeration.Refrigerant in evaporator is by electric expansion valve 21, into compressor.
In the present embodiment, interior machine also includes electric heating unit.Electric heating unit can be heated as needed, interior machine
30 blower fan realizes heating by by the Air blowing of electric heating unit.
Control mainboard 10 and electric expansion valve 21, compressor, interior machine 30 etc. are connected.Control mainboard 10 receives electric expansion valve
21st, the data message of compressor and interior machine 30 etc., and control according to these data messages aperture, the compressor of electric expansion valve 21
Start and stop etc..
Preferably, outer machine also includes handheld manipulator 40, and handheld manipulator 40 is connected with the data of control mainboard 10.User is led to
Control instruction can be manually entered to control mainboard 10 by crossing handheld manipulator 40, make control instruction of the control mainboard 10 according to input
It is controlled, for example, setting temperature etc. in storehouse by handheld manipulator 40.Handheld manipulator 40 can pass through wired mode
Carry out data transmission with control mainboard 10, can also wirelessly carry out data transmission.
The mode that the outer inside machine 30 of machine is powered includes but is not limited to following manner：
When blower fan and the electric heating unit power supply of interior machine are single-phase, outer machine also includes the outer machine air being connected with external power source
Switch, the control mainboard relay electrically connected with outer machine air switch and the outer machine wiring being connected with control mainboard relay
Plate, outer machine terminal plate are connected with the live wire of the blower fan of interior machine 30, and inwardly machine 30 is powered.
Outer machine also includes the outer machine air switch being connected with external power source and connect with the outer machine that outer machine air switch is connected
Line plate, outer machine terminal plate are connected with the zero line of the blower fan of interior machine 30, and inwardly machine 30 is powered.
Outer machine also includes the outer machine air switch being connected with external power source, the control mainboard electrically connected with outer machine air switch
Relay and the outer machine terminal plate being connected with control mainboard relay, outer machine terminal plate and the zero of the interior electric heating unit of machine 30
Line is connected with live wire, and inwardly machine 30 is powered.
When blower fan and the electric heating unit power supply of interior machine 30 are three-phase, the concrete mode of power supply can determine as needed,
As long as ensure that outer machine directly supplies electricity to interior machine 30.
Freezer of the present utility model will need the magnetic valve 3 and section of the main fluid path of engineering type selection installation originally with air-conditioning system
Stream part (mechanical heating power expansion valve) is substituted for the electric expansion valve 21 that can be shut and is directly arranged in outer machine, is combined into outer machine
One, the interior action that each part is controlled using control mainboard 10 (micro computer mainboard) of outer machine.It will directly be currently used for individually controlling
The temperature controller 7 (being used to control temperature in storehouse) of interior machine 30 removes, and a whole set of air-conditioning system is all by the control mainboard 10 of outer machine
Control, interior machine 30, outer machine and each valve member all only obey the order of control mainboard 10, and interior machine 30 is directly powered by outer machine.
Thoroughly machine 30 and each control respectively of outer machine in change of such a control mode, besides machine does not communicate interior machine 30, air-conditioning
The control model that system can not be freezed according to true storehouse temperature.Realize and be uniformly controlled, can be according to the actual temperature of storehouse
Degree is controlled, and control promptness is more preferable.
Air-conditioning system of the present utility model secures interior machine 30 and the configuration of outer machine (for example, condenser, blower fan, throttling element, cold
Matchmaker's amount, adapter caliber etc.), a full set of refrigeration plant used in walk-in refrigerator is all matched, interior machine, outer should be selected without user
Machine, throttling element and storehouse temperature controller are also selected, live need not more add and fill refrigerant debugging, all components are all to match one by one,
Operational reliability greatly improves.Can also thoroughly solve that user's type selecting is improper to cause storehouse temperature drop not got off and underload air conditioner
The problems such as group easy low-voltage variation.
The utility model air-conditioning system according to true storehouse temperature control compressor action, avoids interior machine 30 and outer machine completely
Existing outer machine can only lean on pressure of inspiration(Pi) to control compressor action when controlling respectively, cause high frequent start-stop, both unreliable
The problem of less saving.Particularly for frequency-changeable compressor, air-conditioning system can add and subtract load according to true load in storehouse, thorough
Outer machine can only lean on storehouse temperature caused by pressure of inspiration(Pi) regulation compressor frequency to accord with when machine 30 and outer machine control respectively in the change of bottom
Conjunction require that, and compressor is also loading, or storehouse temperature be less than, begin to off-load, corresponding with true load can not ask
Topic.
Had the following technical effect that according to freezer of the present utility model with air-conditioning system：
Air-conditioning system secures whole configurations of air-conditioning system (especially walk-in refrigerator complete set of equipments) (for example, condenser, wind
Machine, throttling element, coolant quantity, adapter caliber etc.)；The control program of air-conditioning system is improved simultaneously, and a whole set of air-conditioning system is all by setting
The control mainboard control in outer machine is put, interior machine and outer machine and each valve member all only obey the order of one brain of control mainboard, top
The pattern that machine and outer machine individually control in current split air conditioner is covered.It can be kept away according to true load plus-minus load or startup-shutdown in storehouse
Air-conditioning system operational reliability is greatly improved in non-electrical while waste, installation is simple, exempts to debug.
It is typically all the distinct device using different manufacturers to solve the refrigeration plant used in walk-in refrigerator industry in the prior art,
Assembling forms, outer machine (such as condensation unit), interior machine (such as blower fan), storehouse temperature controller, throttling element (such as heating power expansion valve) point
Provided by different manufacturers.Wiring is complicated when causing assembling, and debugging is cumbersome (need plus fill refrigerant etc.), and operation is unreliable (such as
Interior machine mismatches with outer machine, and can not communicate, and throttling element type selecting is excessive or too small etc.) a series of problems, such as.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all in the spirit and principles of the utility model
Within, any modification, equivalent substitution and improvements made etc., it should be included within the scope of protection of the utility model.
Claims (9)
- A kind of 1. freezer air-conditioning system, it is characterised in that including interior machine (30) and outer machine, the interior machine (30) and the outer machine Connection, and the outer machine is powered to the interior machine (30), and exchange data with the interior machine (30).
- 2. freezer air-conditioning system according to claim 1, it is characterised in that the freezer also includes control with air-conditioning system Mainboard (10) processed, the control mainboard (10) are arranged on the outer machine or the interior machine (30), and the outer machine passes through the control Mainboard (10) processed is connected with interior machine (30) data.
- 3. freezer air-conditioning system according to claim 2, it is characterised in that the outer machine includes electric expansion valve (21), the electric expansion valve (21) is connected by pipeline with the interior machine (30), the control mainboard (10) and the electronics Expansion valve (21) connects, and controls the aperture of the electric expansion valve (21).
- 4. freezer air-conditioning system according to claim 3, it is characterised in that the outer machine also includes condenser (22), The condenser (22) is connected with the interior machine (30) and the electric expansion valve (21) by pipeline respectively.
- 5. freezer air-conditioning system according to claim 4, it is characterised in that the outer machine also includes compressor, described Compressor is connected with the condenser (22) pipeline, and the control mainboard (10) is connected with the compressor data, and controls institute State compressor.
- 6. freezer air-conditioning system according to claim 2, it is characterised in that the outer machine also includes handheld manipulator (40), the handheld manipulator (40) is connected with the control mainboard (10) data.
- 7. the freezer air-conditioning system according to any one of claim 2 to 6, it is characterised in that described interior machine (30) bag Include blower fan, outer machine air switch that the outer machine also includes being connected with external power source, electrically connected with the outer machine air switch Control mainboard relay and the outer machine terminal plate being connected with the control mainboard relay；The outer machine terminal plate with it is described The live wire connection of blower fan, and powered to the interior machine (30).
- 8. the freezer air-conditioning system according to any one of claim 2 to 6, it is characterised in that described interior machine (30) bag Blower fan is included, the outer machine also includes the outer machine air switch being connected with external power source and is connected with the outer machine air switch Outer machine terminal plate, the outer machine terminal plate is connected with the zero line of the blower fan, and is powered to the interior machine (30).
- 9. the freezer air-conditioning system according to any one of claim 2 to 6, it is characterised in that described interior machine (30) bag Electric heating unit is included, the outer machine also includes the outer machine air switch being connected with external power source and the outer machine air switch electricity The control mainboard relay of connection and the outer machine terminal plate being connected with the control mainboard relay, the outer machine terminal plate It is connected with the zero line and live wire of the electric heating unit, and is powered to the interior machine (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408243.8U CN206861905U (en) | 2017-04-17 | 2017-04-17 | Freezer air-conditioning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720408243.8U CN206861905U (en) | 2017-04-17 | 2017-04-17 | Freezer air-conditioning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206861905U true CN206861905U (en) | 2018-01-09 |
Family
ID=60816592
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720408243.8U Active CN206861905U (en) | 2017-04-17 | 2017-04-17 | Freezer air-conditioning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206861905U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949650A (en) * | 2017-04-17 | 2017-07-14 | 珠海格力电器股份有限公司 | Freezer air-conditioning system |
-
2017
- 2017-04-17 CN CN201720408243.8U patent/CN206861905U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949650A (en) * | 2017-04-17 | 2017-07-14 | 珠海格力电器股份有限公司 | Freezer air-conditioning system |
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