CN215809414U - Energy-efficient freezer refrigerating system - Google Patents
Energy-efficient freezer refrigerating system Download PDFInfo
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- CN215809414U CN215809414U CN202121779574.5U CN202121779574U CN215809414U CN 215809414 U CN215809414 U CN 215809414U CN 202121779574 U CN202121779574 U CN 202121779574U CN 215809414 U CN215809414 U CN 215809414U
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Abstract
The utility model provides a high-efficiency energy-saving refrigeration house refrigerating system which comprises a compressor assembly, an oil separator, a pressure regulating combination valve, an oil cooling ejector, a siphon oil cooler, an evaporative condenser, a liquid storage device liquid supply electromagnetic valve, an expansion valve, a pump liquid supply electromagnetic valve, an evaporator for a refrigeration house, a gas-liquid separation liquid controller, a gas separator, an oil return hole, a liquid supply pump, a mounting bracket structure and a controller adjustable mounting bracket structure, wherein the compressor assembly is arranged on a foundation, a pipeline is connected with the gas separator, and the connected gas separator pipeline is provided with the oil return hole; the oil separator is arranged on the foundation, and the pipeline is connected with the pressure regulating combination valve. In the process from the liquid accumulator to the evaporator for the refrigeration house, the liquid directly enters the evaporator for the refrigeration house due to the short pipeline, so that the efficiency is high; and the pressure regulating combination valve is adopted, so that the condensing pressure can operate at the optimal pressure within the operation range of the compressor assembly, and the energy is saved.
Description
Technical Field
The utility model belongs to the technical field of refrigeration equipment of a refrigeration house, and particularly relates to a high-efficiency energy-saving refrigeration system of the refrigeration house.
Background
A cold storage (English: ColdStore) is one of refrigeration equipment.
The cold storage is a constant temperature and humidity storage device which creates an environment with different outdoor temperature or humidity by manual means and is used for food, liquid, chemical engineering, medicine, vaccines, scientific experiments and other articles.
The cold store is usually located near the port of transportation or the place of origin.
At present, the refrigeration system of the refrigeration house is widely applied.
However, the existing refrigeration house refrigeration system also has the problems of low working efficiency of an evaporator, energy consumption and large pipeline length resistance.
Therefore, the utility model discloses a high-efficiency energy-saving refrigeration house refrigeration system which is very necessary.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides an efficient energy-saving refrigeration house refrigeration system, which is realized by the following technical scheme:
a high-efficiency energy-saving refrigeration house refrigerating system comprises a compressor assembly, an oil separator, a pressure regulating combination valve, an oil cooling ejector, a siphon oil cooler, an evaporative condenser, a liquid storage device liquid supply electromagnetic valve, an expansion valve, a pump liquid supply electromagnetic valve, an evaporator for a refrigeration house, a gas-liquid separation liquid level controller, a gas separator, an oil return hole, a liquid supply pump, a mounting bracket structure in the refrigeration house and an adjustable mounting bracket structure of a controller, wherein the compressor assembly is arranged on a foundation and is connected with the gas separator through a pipeline, and the connected gas separator pipeline is provided with the oil return hole; the oil separator is arranged on the foundation, and a pipeline is connected with the pressure regulating combination valve; the pressure regulating combination valve is connected with the oil-cooled ejector through a pipeline, and the pipeline at the connection part is connected with a siphon oil cooler arranged on the foundation; an outlet pipeline of the siphon oil cooler is connected with an evaporator and a liquid storage device for a refrigeration house; the pipeline at the outlet of the oil-cooled ejector is connected with an evaporative condenser and a liquid storage device; the siphon oil cooler is in control connection with the evaporator for the refrigeration house through a liquid storage device liquid supply electromagnetic valve and an expansion valve, wherein the expansion valve is connected with the evaporator for the refrigeration house, and a pipeline at the joint between the liquid storage device liquid supply electromagnetic valve and the expansion valve is connected with a pump liquid supply electromagnetic valve; one end of the liquid supply pump is connected with a liquid supply electromagnetic valve of the pump through a pipeline, and the other end of the liquid supply pump is connected with a gas separator through a pipeline; the evaporator for the refrigeration house is connected with an installation support structure in the refrigeration house; the air separation liquid level controller is connected with the adjustable mounting frame structure of the controller; the mounting bracket structure in the refrigeration house comprises a support frame, mounting holes, a vertical plate, a support plate, a protective pad and a fixing bolt, wherein the mounting holes which are arranged in pairs are formed in the left side and the right side of the inside of the support frame; the middle part of the transverse rear part of the supporting frame is connected with a vertical plate through a bolt; the upper end and the lower end of the vertical plate are both connected with a supporting plate through bolts; the inner surface of the supporting plate is glued with a protective pad; the supporting plate and the protective pad are provided with through holes at four corners inside, and fixing bolts are arranged inside.
Preferably, the two evaporators for the refrigeration house are adopted, and the liquid storage device liquid supply electromagnetic valve, the expansion valve and the pump liquid supply electromagnetic valve are arranged in pairs.
Preferably, the outlet of the liquid supply electromagnetic valve of the liquid reservoir is also connected with the inlet of the liquid reservoir through a pipeline.
Preferably, the outlet of the liquid supply electromagnetic valve of the liquid reservoir is connected with the inlet pipeline of the evaporator for the refrigeration house through a valve, wherein the inlet pipeline between the evaporators for the refrigeration house is converged.
Preferably, pipelines between the pump liquid supply electromagnetic valves are arranged in a gathering manner; the evaporative condenser and the liquid storage device are connected through a pipeline.
Preferably, the evaporative condenser and the liquid accumulator are both arranged on the upper part of the roof.
Preferably, the support frame passes through the mounting hole and passes through bolted connection setting with the freezer inner wall.
Compared with the prior art, the utility model has the beneficial effects that:
1. in the utility model, in the process from the liquid accumulator to the evaporator for the refrigeration house, the liquid directly enters the evaporator for the refrigeration house due to the short pipeline, so that the efficiency is high.
2. In the utility model, the pressure regulating combination valve is adopted, so that the condensing pressure can operate at the optimal pressure within the operation range of the compressor assembly, and the energy is saved.
3. In the utility model, the oil-cooled ejector is adopted and combined with the pressure regulating combination valve to reduce the air return pipeline of the siphon oil cooler.
4. In the utility model, the liquid supply of the liquid supply pump is controlled by the air-liquid separation controller, so that the efficiency of the evaporator for the refrigeration house is greatly improved.
5. In the utility model, the pressure regulating combination valve is applied to high-low pressure difference, condensation pressure reduction during operation and hot defrosting application; the oil-cooled ejector can accelerate the effect of the siphon oil cooler.
6. According to the utility model, the arrangement of the compressor assembly, the oil separator, the pressure regulating combination valve, the oil cooling ejector, the siphon oil cooler, the evaporative condenser and the liquid storage device solves the problem that the efficiency of the evaporator is reduced due to pressure drop caused by pipeline resistance and gas generated by friction in the process that the liquid storage device and the unit of the existing refrigerating unit are processed and manufactured into a whole and liquid condensed by the condenser falls into the liquid storage device.
7. In the utility model, the arrangement of the support frame, the mounting hole, the vertical plate, the support plate, the protective pad and the fixing bolt is favorable for fixedly mounting the evaporator for the refrigeration house.
8. In the utility model, the arrangement of the mounting sleeve, the movable long seat, the spring washer and the movable bolt is beneficial to mounting and fixing the air separation level controller and is convenient to adjust.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the mounting bracket structure in the refrigerator according to the present invention.
Fig. 3 is a schematic structural view of the controller adjustable mount structure of the present invention.
In the figure:
1. a compressor assembly; 2. an oil separator; 3. a pressure regulating combination valve; 4. an oil-cooled eductor; 5. a siphon oil cooler; 6. an evaporative condenser; 7. a reservoir; 8. a reservoir liquid supply solenoid valve; 9. an expansion valve; 10. a pump liquid supply solenoid valve; 11. an evaporator for a cold storage; 12. a gas-liquid separating level controller; 13. gas separation; 14. an oil return hole; 15. a liquid supply pump; 16. a support structure is arranged in the cold storage; 161. a support frame; 162. mounting holes; 163. a vertical plate; 164. a support plate; 165. a protective pad; 166. fixing the bolt; 17. the controller is provided with an adjustable mounting frame structure; 171. installing a sleeve; 172. a movable long seat; 173. a spring washer; 174. a movable bolt.
Detailed Description
The utility model is described in detail with reference to the accompanying drawings, and as shown in fig. 1 and fig. 2, the utility model relates to a high-efficiency energy-saving refrigeration house refrigeration system, which comprises a compressor assembly 1, an oil separator 2, a pressure regulating combination valve 3, an oil cooling ejector 4, a siphon oil cooler 5, an evaporative condenser 6, a liquid accumulator 7, a liquid accumulator liquid supply electromagnetic valve 8, an expansion valve 9, a pump liquid supply electromagnetic valve 10, an evaporator 11 for the refrigeration house, a gas-liquid separation level controller 12, a gas separator 13, an oil return hole 14 and a liquid supply pump 15, wherein the compressor assembly 1 is arranged on a foundation, the pipeline is connected with the gas separator 13, and the pipeline of the connected gas separator 13 is provided with the oil return hole 14; the oil separator 2 is arranged on a foundation, and a pipeline is connected with the pressure regulating combination valve 3; the pressure regulating combination valve 3 is connected with the oil-cooled ejector 4 through a pipeline, and the pipeline at the connection part is connected with a siphon oil cooler 5 arranged on the foundation; an outlet pipeline of the siphon oil cooler 5 is connected with the evaporator 11 for the refrigeration house and the liquid storage device 7; the pipeline at the outlet of the oil-cooled ejector 4 is connected with an evaporative condenser 6 and a liquid storage device 7; the siphon oil cooler 5 is in control connection with the evaporator 11 for the refrigeration house through a liquid storage device liquid supply electromagnetic valve 8 and an expansion valve 9, wherein the expansion valve 9 is connected with the evaporator 11 for the refrigeration house, and a pipeline at the connection part between the liquid storage device liquid supply electromagnetic valve 8 and the expansion valve 9 is connected with a pump liquid supply electromagnetic valve 10; the liquid supply pump 15 one end tube coupling pump confession liquid solenoid valve 10, other end tube coupling gas divides 13, solves current refrigerating unit reservoir and unit processing and makes an organic whole, the liquid that the condenser condensation becomes falls into the in-process of reservoir, because pipeline resistance produces the pressure drop, the friction produces gaseous problem that has reduced evaporator efficiency.
The high-efficiency energy-saving refrigeration system of the refrigeration house further comprises an installation support structure 16 in the refrigeration house and an adjustable controller installation frame structure 17, wherein the evaporator 11 for the refrigeration house is connected with the installation support structure 16 in the refrigeration house; the air separation liquid level controller 12 is connected with the adjustable controller mounting frame structure 17, and can be installed and fixed, so that the adjustment operation is convenient.
The mounting bracket structure 16 in the refrigeration house comprises a support frame 161, mounting holes 162, a vertical plate 163, a support plate 164, a protective pad 165 and a fixing bolt 166, wherein the mounting holes 162 which are arranged in pairs are formed in the left side and the right side of the inside of the support frame 161; the middle part of the transverse rear part of the supporting frame 161 is connected with a vertical plate 163 through a bolt; the upper end and the lower end of the vertical plate 163 are both connected with a supporting plate 164 through bolts; a protective pad 165 is glued to the inner surface of the supporting plate 164; the through-hole has all been seted up to backup pad 164 and protection 165's inside four corners position, and inside is provided with fixing bolt 166, installs support frame 161 through mounting hole 162 cooperation bolt and freezer inner wall fixedly, rethread backup pad 164 and protection 165 cooperation fixing bolt 166 and for the freezer evaporimeter 11 install fixedly, can accomplish the installation work.
In this embodiment, referring to fig. 3, the adjustable controller mounting frame structure 17 includes a mounting sleeve 171, a movable long seat 172, a spring washer 173 and a movable bolt 174, wherein the upper and lower ends of the mounting sleeve 171 are provided with the movable long seat 172; the movable bolt 174 is inserted into the spring washer 173; the movable bolt 174 also penetrates through the interior of the movable long seat 172 and is in threaded connection with the mounting sleeve 171, and the air separation level controller 12 can be rotationally adjusted by elastic matching between the spring washer 173 and the movable bolt 174, so that liquid level detection operation can be conveniently carried out.
In this embodiment, specifically, the protective pad 165 is a rubber pad.
In this embodiment, specifically, the supporting plate 164 is connected to the evaporator 11 for a refrigerator through a protection pad 165, and is fixedly installed and installed through a fixing bolt 166.
In this embodiment, specifically, the adjustable mounting bracket structure 17 of the controller includes a mounting sleeve 171, a movable long seat 172, a spring washer 173 and a movable bolt 174, and the upper and lower ends of the mounting sleeve 171 are provided with the movable long seats 172; the movable bolt 174 is inserted into the spring washer 173; the movable bolt 174 also penetrates the interior of the movable long seat 172 and is disposed in threaded connection with the mounting sleeve 171.
In this embodiment, specifically, the mounting sleeve 171 is sleeved on the outer wall of the left end of the gas separator 13 and is connected to the outer wall of the left end of the gas separator through a bolt.
In this embodiment, specifically, the left end bolt between the movable long seats 172 is connected with the air separation level controller 12.
In this embodiment, specifically, the gas-liquid separation level controller 12 is configured to detect a liquid level condition of the gas separator 13.
Principle of operation
In the utility model, the refrigerant gas from a gas separator 13 sucked by a compressor in a compressor component 1 enters an oil separator 2 after being compressed and heated, the refrigerant gas from the oil separator 2 enters an evaporative condenser 6 through a pressure regulating combination valve 3 for condensation, the evaporative condenser 6 has the highest efficiency among all condensers, the liquid from the evaporative condenser 6 enters a liquid storage device 7, enters the liquid storage device 7 by gravity to supply a liquid electromagnetic valve 8, enters a cold storage and is evaporated and absorbed by an evaporator 11 for a cold storage after being expanded and throttled by an expansion valve 9, the gravity is utilized in the process to reduce the friction to generate the gas, the efficiency of the evaporator is high, the superheat degree of the evaporator can be controlled to be 0 ℃, the efficiency of the evaporator is greatly improved, and the refrigerant gas enters the gas separator 13 and is sucked by the compressor to complete the circulation; if the gas branch 13 returns liquid due to temperature change, when the liquid in the gas branch 13 reaches the liquid level controlled by the gas-liquid separating level controller 12, the liquid supply pump 15 can operate to supply liquid to the evaporator 11 for the refrigeration house through the pump liquid supply electromagnetic valve 10; the pressure regulating combination valve 3 is applied to reducing condensation pressure during operation and hot defrosting during high-low pressure difference; the oil-cooled eductor 4 may accelerate the siphon oil cooler 5 effect.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.
Claims (7)
1. The high-efficiency energy-saving refrigeration house refrigerating system is characterized by comprising a compressor assembly (1), an oil separator (2), a pressure regulating combination valve (3), an oil cooling ejector (4), a siphon oil cooler (5), an evaporative condenser (6), a liquid reservoir (7), a liquid reservoir liquid supply electromagnetic valve (8), an expansion valve (9), a pump liquid supply electromagnetic valve (10), an evaporator (11) for the refrigeration house, a gas-liquid separation liquid controller (12), a gas separator (13), an oil return hole (14), a liquid supply pump (15), a mounting bracket structure (16) in the refrigeration house and a controller adjustable mounting bracket structure (17), wherein the compressor assembly (1) is arranged on a foundation and is connected with the gas separator (13) through a pipeline, and the pipeline of the connected gas separator (13) is provided with the oil return hole (14); the oil separator (2) is arranged on a foundation, and a pipeline is connected with the pressure regulating combination valve (3); the pressure regulating combination valve (3) is connected with the oil-cooled ejector (4) through a pipeline, and the pipeline at the connection part is connected with a siphon oil cooler (5) arranged on the foundation; an outlet pipeline of the siphon oil cooler (5) is connected with the evaporator (11) for the refrigeration house and the liquid storage device (7); an outlet pipeline of the oil-cooled ejector (4) is connected with an evaporative condenser (6) and a liquid storage device (7); the siphon oil cooler (5) is in control connection with the evaporator (11) for the refrigeration house through a liquid storage device liquid supply electromagnetic valve (8) and an expansion valve (9), wherein the expansion valve (9) is connected with the evaporator (11) for the refrigeration house, and a pipeline at the connection part between the liquid storage device liquid supply electromagnetic valve (8) and the expansion valve (9) is connected with a pump liquid supply electromagnetic valve (10); one end of the liquid supply pump (15) is connected with the pump liquid supply electromagnetic valve (10) through a pipeline, and the other end of the liquid supply pump is connected with the gas separator (13) through a pipeline; the evaporator (11) for the refrigeration house is connected with an installation support structure (16) in the refrigeration house; the air separation liquid level controller (12) is connected with the adjustable mounting frame structure (17) of the controller; the mounting support structure (16) in the refrigeration house comprises a support frame (161), mounting holes (162), a vertical plate (163), a support plate (164), a protective pad (165) and fixing bolts (166), wherein the mounting holes (162) arranged in pairs are formed in the left side and the right side of the interior of the support frame (161); the middle part of the transverse rear part of the support frame (161) is connected with a vertical plate (163) through a bolt; the upper end and the lower end of the vertical plate (163) are both connected with a supporting plate (164) through bolts; the inner surface of the supporting plate (164) is glued with a protective pad (165); the inside four corners position of backup pad (164) and protection pad (165) all seted up the through-hole, and inside is provided with fixing bolt (166).
2. An energy-efficient freezer refrigeration system according to claim 1 characterized in that two evaporators (11) for the freezer are used and the accumulator liquid supply solenoid valve (8), the expansion valve (9) and the pump liquid supply solenoid valve (10) are arranged in pairs.
3. An energy-efficient freezer refrigeration system as claimed in claim 1 wherein the outlet of the accumulator feed electromagnetic valve (8) is further piped to the inlet of the accumulator (7).
4. An energy-efficient freezer refrigeration system as claimed in claim 1 wherein the outlet of the accumulator feed electromagnetic valve (8) is also connected to the inlet of the freezer evaporator (11) by a valve, wherein the inlet of the freezer evaporator (11) is arranged in a converging manner.
5. The high-efficiency energy-saving refrigeration house refrigerating system according to claim 1, characterized in that the pipelines between the pump liquid supply electromagnetic valves (10) are arranged in a converging manner; and a pipeline is also connected between the evaporative condenser (6) and the liquid storage device (7).
6. An energy-efficient freezer refrigeration system as claimed in claim 1 wherein the evaporative condenser (6) and the accumulator (7) are both located on the top of the roof.
7. The high-efficiency energy-saving refrigeration house refrigerating system according to claim 1, characterized in that the support frame (161) is connected with the inner wall of the refrigeration house through a bolt through a mounting hole (162).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121779574.5U CN215809414U (en) | 2021-08-02 | 2021-08-02 | Energy-efficient freezer refrigerating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121779574.5U CN215809414U (en) | 2021-08-02 | 2021-08-02 | Energy-efficient freezer refrigerating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215809414U true CN215809414U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121779574.5U Active CN215809414U (en) | 2021-08-02 | 2021-08-02 | Energy-efficient freezer refrigerating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215809414U (en) |
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2021
- 2021-08-02 CN CN202121779574.5U patent/CN215809414U/en active Active
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