CN207179887U - A kind of industrial refrigeration unit using EC blower fans - Google Patents
A kind of industrial refrigeration unit using EC blower fans Download PDFInfo
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- CN207179887U CN207179887U CN201721122292.1U CN201721122292U CN207179887U CN 207179887 U CN207179887 U CN 207179887U CN 201721122292 U CN201721122292 U CN 201721122292U CN 207179887 U CN207179887 U CN 207179887U
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- condenser
- blower fans
- evaporator
- feed pipe
- return pipe
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Abstract
The utility model discloses a kind of industrial refrigeration unit using EC blower fans, including condenser, controller, pressure sensor, compressor, evaporator, circulating pump, return pipe, feed pipe and water tank, the condenser, controller, compressor and evaporator form refrigerating circuit by pipeline, refrigerant is connected with pipeline, the water tank connects feed pipe and return pipe respectively, and circulating pump is also equipped with feed pipe, for forming circulating water flow between feed pipe and return pipe, the position of the return pipe is relative with evaporator, for producing heat exchange with evaporator, the beneficial effects of the utility model are：Condenser is radiated using EC blower fans, energy consumption is low, and speed governing is accurate, speed-regulating range width, and unit adapts to ambient temperature range and greatly improved；Condensing pressure is detected and monitored using pressure sensor, can greatly improve refrigeration unit control accuracy.
Description
Technical field
It the utility model is related to refrigeration technology field, specifically a kind of industrial refrigeration unit using EC blower fans.
Background technology
Cool-water Machine for Industry group provides low-temperature receiver for the electronic instrument in industrial equipment, plant equipment etc., and electronic device is produced
Raw heat is taken out of from the space of closure, to ensure that it is allowing normal work in temperature range.But existing refrigeration unit
Energy consumption is larger, and the normal work of unit requires higher and relatively low to condensing pressure control accuracy to ambient temperature range.
Utility model content
The purpose of this utility model is to provide a kind of industrial refrigeration unit using EC blower fans, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical scheme：
A kind of industrial refrigeration unit using EC blower fans, including condenser, controller, pressure sensor, compressor, evaporation
Device, circulating pump, return pipe, feed pipe and water tank, the condenser, controller, compressor and evaporator are formed by pipeline and made
Cold loop, refrigerant is connected with pipeline, the water tank connects feed pipe and return pipe respectively, and is also equipped with circulating on feed pipe
Pump, for forming circulating water flow between feed pipe and return pipe, the position of the return pipe is relative with evaporator, for steaming
Send out device and produce heat exchange, the side of the condenser is provided with the EC blower fans for being radiated to condenser, condenser side
Pipeline on be also equipped with pressure sensor for detecting refrigerant pressure, EC blower fans and pressure sensor are by controller control
Work processed.
As further program of the utility model：Both sides opening position in the refrigerating circuit in compressor is installed respectively
There are high voltage protective switch and low-voltage protective switch.
As the utility model further scheme：Also access has expansion valve and filter in the refrigerating circuit.
Compared with prior art, the beneficial effects of the utility model are：Condenser is radiated using EC blower fans, energy consumption
It is low, and speed governing is accurate, speed-regulating range width, and unit adapts to ambient temperature range and greatly improved；Using pressure sensor to condensation
Pressure is detected and monitored, and can greatly improve refrigeration unit control accuracy.
Brief description of the drawings
Fig. 1 is a kind of structural representation of industrial refrigeration unit using EC blower fans.
In figure：1- condensers, 2- controllers, 3- pressure sensors, 4- high voltage protectives switch, 5- compressors, 6- low pressure are protected
Protect switch, 7- evaporators, 8- circulating pumps, 9- return pipes, 10- feed pipes, 11- water tanks, 12- expansion valves, 13- filters, 14-EC
Blower fan.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of industrial refrigeration unit using EC blower fans, including condenser
1st, controller 2, pressure sensor 3, compressor 5, evaporator 7, circulating pump 8, return pipe 9, feed pipe 10 and water tank 11, it is described cold
Condenser 1, controller 2, compressor 5 and evaporator 7 form refrigerating circuit by pipeline, and refrigerant, the water tank are connected with pipeline
11 connect feed pipe 10 and return pipe 9 respectively, and circulating pump 8 is also equipped with feed pipe 10, in feed pipe 10 and backwater
Circulating water flow is formed between pipe 9, the position of the return pipe 9 is relative with evaporator 7, right for producing heat exchange with evaporator 7
Water is cooled, and the side of the condenser 1 is provided with the EC blower fans 14 for being radiated to condenser 1, the side of condenser 1
Pipeline on be also equipped with pressure sensor 3 for detecting refrigerant pressure, EC blower fans 14 and pressure sensor 3 are by control
Device 2 controls work, and when the water temperature in return pipe 9 produces change, pressure sensor 3 is incited somebody to action after detecting the change of refrigerant pressure
Pressure signal becomes electric signal and is conveyed to controller 2, and controller 2 arrives according to pressure amplitude output control signal (0-10v)
EC blower fans 14 change rotating speed, so as to maintain the constant of condensing pressure.
Both sides opening position in the refrigerating circuit in compressor 5 is separately installed with high voltage protective switch 4 and low-voltage variation
Switch 6, can protect the safety of unit in unit operation irregularity.
Also access has expansion valve 12 and filter 13 in the refrigerating circuit.
The controller includes programmable controller or single-chip microcomputer.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (3)
1. a kind of industrial refrigeration unit using EC blower fans, including condenser, controller, pressure sensor, compressor, evaporation
Device, circulating pump, return pipe, feed pipe and water tank, it is characterised in that the condenser, controller, compressor and evaporator pass through
Pipeline forms refrigerating circuit, and refrigerant is connected with pipeline, and the water tank connects feed pipe and return pipe respectively, and on feed pipe also
Circulating pump is installed, for forming circulating water flow, position and the evaporator phase of the return pipe between feed pipe and return pipe
Right, for producing heat exchange with evaporator, the side of the condenser is provided with the EC blower fans for being radiated to condenser,
The pressure sensor for detecting refrigerant pressure is also equipped with the pipeline of condenser side, EC blower fans and pressure sensor are equal
Work is controlled by controller.
A kind of 2. industrial refrigeration unit using EC blower fans according to claim 1, it is characterised in that the refrigerating circuit
In compressor both sides opening position be separately installed with high voltage protective switch and low-voltage protective switch.
A kind of 3. industrial refrigeration unit using EC blower fans according to claim 2, it is characterised in that the refrigerating circuit
In also access have expansion valve and filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721122292.1U CN207179887U (en) | 2017-09-04 | 2017-09-04 | A kind of industrial refrigeration unit using EC blower fans |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721122292.1U CN207179887U (en) | 2017-09-04 | 2017-09-04 | A kind of industrial refrigeration unit using EC blower fans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207179887U true CN207179887U (en) | 2018-04-03 |
Family
ID=61742239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721122292.1U Active CN207179887U (en) | 2017-09-04 | 2017-09-04 | A kind of industrial refrigeration unit using EC blower fans |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207179887U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030777A (en) * | 2019-03-14 | 2019-07-19 | 刘明生 | A kind of control method for realizing best condensing pressure |
-
2017
- 2017-09-04 CN CN201721122292.1U patent/CN207179887U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030777A (en) * | 2019-03-14 | 2019-07-19 | 刘明生 | A kind of control method for realizing best condensing pressure |
| CN110030777B (en) * | 2019-03-14 | 2021-06-18 | 福建佰时德能源科技有限公司 | Control method for realizing optimal condensation pressure |
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