CN209295476U - A kind of refrigeration equipment condensing unit - Google Patents
A kind of refrigeration equipment condensing unit Download PDFInfo
- Publication number
- CN209295476U CN209295476U CN201822004200.0U CN201822004200U CN209295476U CN 209295476 U CN209295476 U CN 209295476U CN 201822004200 U CN201822004200 U CN 201822004200U CN 209295476 U CN209295476 U CN 209295476U
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- compressor
- main
- evaporator
- refrigeration
- stand
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Abstract
The utility model discloses a kind of refrigeration equipment condensing units, including condenser, main evaporator, main compressor, throttle capillary tube, control device, the condenser, main compressor, is sequentially connected between throttle capillary tube main evaporator by No.1 refrigeration piping, it is provided with spare evaporator on the main evaporator, is provided with stand-by compressor on the main compressor；The control device includes display station, center control shell, and the center control enclosure interior is provided with PLC controller and compressor controller.The present apparatus has the advantages that providing stand-by provision reduces loss, maintenance convenient for safeguarding, is mainly used for freezing.
Description
Technical field
The utility model relates to condensing plant technical field, specifically a kind of refrigeration equipment condensing unit.
Background technique
Condensing unit majority principle is that gas passes through the long pipe of a root long, allows heat loss into the air of surrounding, copper
Etc metal heat-conducting performance it is strong, be usually used in convey steam.For the frequent parasitic conduction on pipeline of efficiency for improving condenser
The cooling fin haveing excellent performance increases heat dissipation area, to accelerate to radiate, and accelerates cross-ventilation by blower, heat is taken away.One
As the refrigeration principle of refrigeration machine be that working medium is compressed into high temperature and high pressure gas by low temperature low pressure gas by compressor, using condenser
It is condensed into the liquid of medium temperature high pressure, after the throttle throttling, then becomes the liquid of low-temp low-pressure.The liquid refrigerant of low-temp low-pressure is sent
Enter evaporator, the steam of low-temp low-pressure is evaporated and becomes in heat absorption in evaporator, compressor is once again entrained into, to complete to freeze
Circulation.Single-stage vapor compression refrigeration system is by four refrigeration compressor, condenser, throttle valve and evaporator basic element of character groups
At being sequentially connected with pipeline between them, form a closed system, refrigerant constantly circulates in systems, sends out
Raw state change carries out heat with the external world and exchanges.
In the long-term use process, compressor therein, evaporator are easy to happen failure, so that device stops work
Make, generate irremediable loss, while in the event of a failure, it is not easy to which straight tube observes fault point, overhauls cumbersome.
Utility model content
Aiming at the defects existing in the prior art, the utility model aim is to provide a kind of offer stand-by provision
Reduce the condensing unit of loss, maintenance convenient for safeguarding.
The utility model technical solution used for the above purpose is: a kind of refrigeration equipment condensing unit, packet
Include condenser, main evaporator, main compressor, throttle capillary tube, control device, the condenser, main evaporator, main compressor,
It is sequentially connected between throttle capillary tube by No.1 refrigeration piping, spare evaporator is provided on the main evaporator, and described
The two-port of spare evaporator passes through the No.1 refrigeration piping that No. two refrigeration pipings are connect with the main evaporator two-port
Connection, between the throttle capillary tube, main evaporator, spare evaporator three, the No.1 refrigeration piping and described two
It is provided with No.1 two-position three way magnetic valve in the connecting node of number refrigeration piping, spare compression is provided on the main compressor
Machine, and the port both ends of the stand-by compressor pass through the No.1 system that No. three refrigeration pipings are connect with the main compressor two-port
Cold pipeline connection, between the main evaporator, main compressor, stand-by compressor three, the No.1 refrigeration piping and institute
It states and is provided with No. two two-position three way magnetic valves in the connecting node of No. three refrigeration pipings；
The control device includes display station, center control shell, and the center control enclosure interior is provided with PLC control
Device and compressor controller processed are provided with the display lamp of multiple groups, the compressor controller and the main pressure on the display station
Contracting machine, stand-by compressor are connected by data line electric wire, the PLC controller and the No.1 two-position three way magnetic valve, No. two
Two-position three way magnetic valve, condenser, main compressor, stand-by compressor, main evaporator, spare evaporator, display lamp pass through number
It is connected according to line electric wire.
It is provided with thermovent on the center control shell, radiator fan is provided at the thermovent, it is described to dissipate
Hot-air fan electric wire is connected with battery and control button.
Each portion of the color setting of the display lamp is identical, and label is provided with by every group of display lamp, and in the mark
Sign the appliance type for indicating representative.
Pipeline fixing bracket is respectively connected with outside the refrigeration piping, and the pipeline fixing bracket is according to actual conditions
It is fixed on corresponding position.
The stand-by compressor, its power of spare evaporator are corresponding less than the main compressor, main evaporator.
The utility model has the beneficial effects that the present apparatus is in inside to the main evaporator for being easy to happen failure, main compression
Machine provide it is spare so that main evaporator, main compressor in the event of a failure, the spare steaming is controlled by PLC controller
Hair device, stand-by compressor work, and can effectively reduce bring work due to failure problems and stop, reducing loss, meanwhile, if
The display lamp for being equipped with multiple groups indicates every group of structure, with facilitate wherein one group break down stop working when, more hold
Easy-to-search repairs.
Detailed description of the invention
Fig. 1 is the utility model refrigerating part structural schematic diagram；
Fig. 2 is the utility model control section structural schematic diagram.
In figure: 1 condenser, 2 main evaporators, 3 main compressors, 4 throttle capillary tubes, 5 No.1 refrigeration pipings, 6 spare evaporations
Device, 7 No. two refrigeration pipings, 8 No.1 two-position three way magnetic valves, 9 stand-by compressors, 10 No. three refrigeration pipings, 11 No. two two three
Three-way electromagnetic valve, 12 display stations, 13 center control shells, 14 PLC controllers, 15 compressor controllers, 16 display lamps.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1, Fig. 2, a kind of refrigeration equipment condensing unit, including condenser 1, main evaporator 2, main compressor 3,
Throttle capillary tube 4, control device, condenser 1, main compressor 3, pass through No.1 between throttle capillary tube 4 and freeze main evaporator 2
Pipeline 5 is sequentially connected, and spare evaporator 6 is provided on main evaporator 2, and the two-port of spare evaporator 6 passes through No. two refrigeration
The No.1 refrigeration piping 5 that pipeline 7 is connect with 2 two-port of main evaporator connects, in throttle capillary tube 4, main evaporator 2, spare steaming
It sends out between 6 three of device, No.1 two-position three way electricity is provided in the connecting node of No.1 refrigeration piping 5 and No. two refrigeration pipings 7
Magnet valve 8 is provided with stand-by compressor 9 on main compressor 3, and the port both ends of stand-by compressor 9 pass through No. three refrigeration pipings 10
The No.1 refrigeration piping 5 connecting with 3 two-port of main compressor connects, in main evaporator 2, main compressor 3, stand-by compressor 9 three
Between person, No. two two-position three way magnetic valves 11 are provided in the connecting node of No.1 refrigeration piping 5 and No. three refrigeration pipings 10；
Each component in the present apparatus is installed on external shell, and control shell, display station 12 are installed in external shell side.
Control device includes display station 12, center control shell 13, and center control shell 13 is internally provided with PLC control
Device 14 and compressor controller 15 are provided with the display lamp 16 of multiple groups, compressor controller 15 and main compressor on display station 12
3, stand-by compressor 9 is connected by data line electric wire, PLC controller 14 and 8, No. two two-position three ways of No.1 two-position three way magnetic valve
Solenoid valve 11, condenser 1, main compressor 3, stand-by compressor 9, main evaporator 2, spare evaporator 6, display lamp 16 pass through number
It is connected according to line electric wire.
In the utility model, it is provided with thermovent on center control shell 13, radiator fan is provided at thermovent,
Radiator fan electric wire is connected with battery and control button, the radiator fan of independent current source be mainly used for control enclosure interior into
Row heat dissipation work；Each portion of the color setting of display lamp 16 is identical, and is provided with label by every group of display lamp 16, and in label
The appliance type of subscript Ming Dynasty table, more convenient working condition for getting information about each group structure；Connect outside refrigeration piping
It is connected to pipeline fixing bracket, and pipeline fixing bracket is fixed on corresponding position according to actual conditions, pipeline fixing bracket is main
For consolidating refrigeration piping, guarantee the durable of device；Stand-by compressor 9, its power of spare evaporator 6 are corresponding
Less than main compressor 3, main evaporator 2, it is possible to reduce the power of present apparatus entirety.
The working principle of the utility model is: in use, condenser 1, main evaporator 2, main compressor 3, throttle capillary tube 4
Refrigeration work is carried out by refrigeration principle,
When main evaporator 2 therein breaks down, when stopping working, PLC controller 14 controls No.1 two-position three-way electromagnetic
Valve 8 works, it is made to close the circulation route that No.1 refrigeration piping 5 arrives main evaporator 2, opens No.1 refrigeration piping 5 to two systems
The circulation route of cold pipeline 7 makes spare evaporator 6 work instead of main evaporator 2, meanwhile, represent the display of main evaporator 2
Lamp 16 extinguishes, and the display lamp 16 for representing spare evaporator 6 is opened；
When main compressor 3 therein breaks down, when stopping working, PLC controller 14 controls No. two two-position three-way electromagnetics
Valve 11 works, it is made to close the circulation route that No.1 refrigeration piping 5 arrives main compressor 3, opens No.1 refrigeration piping 5 to three systems
The circulation route of cold pipeline 10 makes stand-by compressor 9 work instead of main compressor 3, meanwhile, represent the aobvious of main compressor 3
Show that lamp 16 extinguishes, the display lamp 16 for representing stand-by compressor 9 is opened, and at work, compressor controller 15 can control main pressure
Contracting machine 3 or stand-by compressor 9 work.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (5)
1. a kind of refrigeration equipment condensing unit, including condenser (1), main evaporator (2), main compressor (3), throttle capillary tube
(4), control device, it is characterised in that: the condenser (1), main evaporator (2), main compressor (3), throttle capillary tube (4) it
Between be sequentially connected by No.1 refrigeration piping (5), be provided with spare evaporator (6) on the main evaporator (2), and described spare
The No.1 refrigeration that the two-port of evaporator (6) is connect by No. two refrigeration pipings (7) with the main evaporator (2) two-port
Pipeline (5) connection, between the throttle capillary tube (4), main evaporator (2), spare evaporator (6) three, the No.1
It is provided with No.1 two-position three way magnetic valve (8) in the connecting node of refrigeration piping (5) and No. two refrigeration pipings (7), it is described
It is provided on main compressor (3) stand-by compressor (9), and the port both ends of the stand-by compressor (9) pass through No. three refrigerator pipes
No.1 refrigeration piping (5) connection that road (10) is connect with the main compressor (3) two-port, in the main evaporator (2), main pressure
Between contracting machine (3), stand-by compressor (9) three, the company of the No.1 refrigeration piping (5) and No. three refrigeration pipings (10)
It connects and is provided with No. two two-position three way magnetic valves (11) on node；
The control device includes display station (12), center control shell (13), is set inside center control shell (13)
It is equipped with PLC controller (14) and compressor controller (15), the display lamp (16) of multiple groups, institute are provided on the display station (12)
It states compressor controller (15) and is connect with the main compressor (3), stand-by compressor (9) by data line electric wire, the PLC control
Device (14) processed and the No.1 two-position three way magnetic valve (8), No. two two-position three way magnetic valves (11), condenser (1), main compressor
(3), stand-by compressor (9), main evaporator (2), spare evaporator (6), display lamp (16) are connected by data line electric wire.
2. a kind of refrigeration equipment condensing unit according to claim 1, it is characterised in that: the center control shell
(13) it is provided with thermovent on, radiator fan is provided at the thermovent, the radiator fan electric wire is connected with electric power storage
Pond and control button.
3. a kind of refrigeration equipment condensing unit according to claim 1, it is characterised in that: the face of the display lamp (16)
Each portion of color setting is identical, and is provided with label by every group of display lamp (16), and in the electric appliance of label subscript Ming Dynasty table
Type.
4. a kind of refrigeration equipment condensing unit according to claim 1, it is characterised in that: outside the refrigeration piping
It is connected with pipeline fixing bracket, and the pipeline fixing bracket is fixed on corresponding position according to actual conditions.
5. a kind of refrigeration equipment condensing unit according to claim 1, it is characterised in that: the stand-by compressor (9),
Spare its power of evaporator (6) is corresponding to be less than the main compressor (3), main evaporator (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004200.0U CN209295476U (en) | 2018-12-01 | 2018-12-01 | A kind of refrigeration equipment condensing unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822004200.0U CN209295476U (en) | 2018-12-01 | 2018-12-01 | A kind of refrigeration equipment condensing unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209295476U true CN209295476U (en) | 2019-08-23 |
Family
ID=67656728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822004200.0U Expired - Fee Related CN209295476U (en) | 2018-12-01 | 2018-12-01 | A kind of refrigeration equipment condensing unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209295476U (en) |
-
2018
- 2018-12-01 CN CN201822004200.0U patent/CN209295476U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190823 Termination date: 20211201 |