CN210463639U - Oil cooler of series evaporator - Google Patents
Oil cooler of series evaporator Download PDFInfo
- Publication number
- CN210463639U CN210463639U CN201920921704.0U CN201920921704U CN210463639U CN 210463639 U CN210463639 U CN 210463639U CN 201920921704 U CN201920921704 U CN 201920921704U CN 210463639 U CN210463639 U CN 210463639U
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- pipeline
- evaporator
- evaporimeter
- oil cooler
- compressor
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Abstract
The utility model relates to an oil cooler technical field specifically is an oil cooler of series connection evaporimeter, which comprises a compressor, drier-filter has first evaporimeter through the fourth pipe connection, and the compressor has vapour and liquid separator through the fifth pipe connection, vapour and liquid separator has the second evaporimeter to connect through the sixth pipe connection, and first evaporimeter and second evaporimeter pass through eighth pipe connection, still are provided with the ninth pipeline on the first evaporimeter, are provided with the tenth pipeline on the second evaporimeter, the tenth pipeline is connected with first evaporimeter through the eleventh pipeline, the ninth pipeline is connected with the second evaporimeter through the twelfth pipeline. The device is structurally arranged, fluorine paths of two sets of evaporators are connected in series for use, the flow velocity of the refrigerant is reduced, the refrigerant is fully evaporated, the evaporation pressure is increased, and the superheat degree is increased; the hydraulic oil paths of the two sets of evaporators are connected in parallel, flow is divided, flow speed is reduced, resistance is reduced, and heat exchange with a refrigerant is carried out fully.
Description
Technical Field
The utility model relates to an oil cooler technical field specifically is an oil cooler of series connection evaporimeter.
Background
The oil cooler utilizes the principle of evaporation and heat absorption of refrigerants to carry out cooling work, the oil pump pumps oil from the oil tank of the machine tool to the refrigerating system to carry out heat exchange treatment, and cooled hydraulic oil returns to the oil tank of the machine tool through the oil outlet pipeline of the oil cooler.
The oil cooler often cools the hydraulic oil using a plate evaporator. Refrigeration capacity is greater than or equal to 40 kW's oil cooler, hydraulic oil flow is big, under the unchangeable condition of plate evaporator sectional area, lean on increasing the number of pieces, satisfy evaporation area, the passageway of hydraulic oil circulation has been prolonged like this, the velocity of flow is high, the board trades the internal resistance and increases with square multiple, cause evaporating pressure low, the heat transfer difference in temperature is big, heat transfer capacity sharply descends, so abominable circulation, the inside hydraulic oil of evaporimeter produces the oil film in short-term, the heat transfer effect is more and more poor, final low pressure is reported to the police, the unable work of refrigerator.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil cooler of series connection evaporimeter to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an oil cooler of a series evaporator comprises a compressor, the compressor is connected with a condenser through a first pipeline, the condenser is connected with a liquid storage device through a second pipeline, the liquid storage device is connected with a drying filter through a third pipeline, the drying filter is connected with a first evaporator through a fourth pipeline, the compressor is connected with a gas-liquid separator through a fifth pipeline, the gas-liquid separator is connected with a second evaporator through a sixth pipeline, the first evaporator is connected with the second evaporator through an eighth pipeline, the first evaporator is also provided with a ninth pipeline, a liquid outlet is arranged at the outer end of the ninth pipeline, a tenth pipeline is arranged on the second evaporator, a liquid inlet is arranged at the outer end of the tenth pipeline, the tenth pipeline is connected with the first evaporator through an eleventh pipeline, and the ninth pipeline is connected with the second evaporator through a twelfth pipeline.
As a further aspect of the present invention: an expansion valve is arranged on the fourth pipeline.
As a further aspect of the present invention: the expansion valve is also connected with a sixth pipeline through a seventh pipeline.
As a further aspect of the present invention: and the tenth pipeline is also provided with a flow switch and a pressure gauge.
As a further aspect of the present invention: and a second stop valve is arranged on the ninth pipeline, and a first stop valve is arranged on the twelfth pipeline.
Compared with the prior art, the beneficial effects of the utility model are that: the device is structurally arranged, fluorine paths of two sets of evaporators are connected in series for use, the flow velocity of the refrigerant is reduced, the refrigerant is fully evaporated, the evaporation pressure is increased, and the superheat degree is increased; the hydraulic oil paths of the two sets of evaporators are connected in parallel, flow is divided, flow speed is reduced, resistance is reduced, and heat exchange with a refrigerant is carried out fully.
Drawings
Fig. 1 is a schematic structural diagram of the device.
The system comprises a compressor 1, a condenser 2, a liquid storage device 3, a drying filter 4, an expansion valve 5, a first evaporator 6, a second evaporator 7, a gas-liquid separator 8, a first stop valve 9, a flow switch 10, a liquid inlet 11, a liquid outlet 12 and a second stop valve 13.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example one
Referring to fig. 1, an oil cooler of a series evaporator in the embodiment of the present invention includes a compressor 1, the compressor 1 is connected to a condenser 2 through a first pipeline, the condenser 2 is connected to a liquid reservoir 3 through a second pipeline, the liquid reservoir 3 is connected to a drying filter 4 through a third pipeline, the drying filter 4 is connected to a first evaporator 6 through a fourth pipeline, the compressor 1 is connected to a gas-liquid separator 8 through a fifth pipeline, the gas-liquid separator 8 is connected to a second evaporator 7 through a sixth pipeline, the first evaporator 6 and the second evaporator 7 are connected through an eighth pipeline, the first evaporator 6 is further provided with a ninth pipeline, an outer end of the ninth pipeline is provided with a liquid outlet 12, the second evaporator 7 is provided with a tenth pipeline, an outer end of the tenth pipeline is provided with a liquid inlet 11, the tenth pipeline is connected to the first evaporator 6 through an eleventh pipeline, the ninth pipe is connected to the second evaporator 7 through a twelfth pipe.
The fourth pipeline is provided with an expansion valve 5, the expansion valve 5 is further connected with the sixth pipeline through a seventh pipeline, the ninth pipeline is provided with a second stop valve 13, the twelfth pipeline is provided with a first stop valve 9, and the control of the liquid inlet temperature of 35 ℃ is realized through a refrigeration cycle system formed by eight parts including a compressor 1, a condenser 2, a liquid storage device 3, a drying filter 4, the expansion valve 5, a first evaporator, a second evaporator and a gas-liquid separator 8: the two-plate fluorine exchange path is used in series, the oil path is used in parallel, the structure of the device is arranged, the fluorine paths of the two sets of evaporators are used in series, the flow velocity of the refrigerant is reduced, the refrigerant is fully evaporated, the evaporation pressure is improved, and the superheat degree is improved; the hydraulic oil paths of the two sets of evaporators are connected in parallel, flow is divided, flow speed is reduced, resistance is reduced, and heat exchange with a refrigerant is carried out fully.
Example two
On the basis of the first embodiment, the tenth pipeline is further provided with a flow switch 10 and a pressure gauge. The speed of the feed liquid can be controlled and the pressure monitored.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The oil cooler with the evaporators connected in series comprises a compressor (1), wherein the compressor (1) is connected with a condenser (2) through a first pipeline, the condenser (2) is connected with a liquid storage device (3) through a second pipeline, the liquid storage device (3) is connected with a drying filter (4) through a third pipeline, the oil cooler is characterized in that the drying filter (4) is connected with a first evaporator (6) through a fourth pipeline, the compressor (1) is connected with a gas-liquid separator (8) through a fifth pipeline, the gas-liquid separator (8) is connected with a second evaporator (7) through a sixth pipeline, the first evaporator (6) and the second evaporator (7) are connected through an eighth pipeline, a ninth pipeline is further arranged on the first evaporator (6), a liquid outlet (12) is arranged at the outer end of the ninth pipeline, a tenth pipeline is arranged on the second evaporator (7), the outer end of the tenth pipeline is provided with a liquid inlet (11), the tenth pipeline is connected with the first evaporator (6) through an eleventh pipeline, and the ninth pipeline is connected with the second evaporator (7) through a twelfth pipeline.
2. An oil cooler of a tandem evaporator according to claim 1, wherein an expansion valve (5) is provided on said fourth pipe.
3. An oil cooler of a tandem evaporator according to claim 2, wherein said expansion valve (5) is further connected with a sixth pipe through a seventh pipe.
4. The oil cooler of the tandem evaporator according to claim 1, wherein a flow switch (10) and a pressure gauge are further provided on the tenth pipe.
5. The oil cooler of the tandem evaporator according to claim 1, wherein a second cutoff valve (13) is provided on the ninth piping, and a first cutoff valve (9) is provided on the twelfth piping.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920921704.0U CN210463639U (en) | 2019-06-19 | 2019-06-19 | Oil cooler of series evaporator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920921704.0U CN210463639U (en) | 2019-06-19 | 2019-06-19 | Oil cooler of series evaporator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210463639U true CN210463639U (en) | 2020-05-05 |
Family
ID=70441076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920921704.0U Active CN210463639U (en) | 2019-06-19 | 2019-06-19 | Oil cooler of series evaporator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210463639U (en) |
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2019
- 2019-06-19 CN CN201920921704.0U patent/CN210463639U/en active Active
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