CN203756534U - Refrigeration oil recovery device for screw compressor running test - Google Patents
Refrigeration oil recovery device for screw compressor running test Download PDFInfo
- Publication number
- CN203756534U CN203756534U CN201420074870.9U CN201420074870U CN203756534U CN 203756534 U CN203756534 U CN 203756534U CN 201420074870 U CN201420074870 U CN 201420074870U CN 203756534 U CN203756534 U CN 203756534U
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- Prior art keywords
- oil
- interface
- stop valve
- communicated
- refrigeration
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 69
- 238000012360 testing method Methods 0.000 title claims abstract description 13
- 238000011084 recovery Methods 0.000 title abstract description 8
- 238000001035 drying Methods 0.000 claims description 36
- 238000001914 filtration Methods 0.000 claims description 36
- 239000000945 filler Substances 0.000 claims description 13
- 239000011521 glass Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003921 oil Substances 0.000 description 96
- 239000010725 compressor oil Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Compressor (AREA)
Abstract
The utility model discloses a refrigeration oil recovery unit of screw compressor operation test, include: an oil inlet interface and an oil outlet interface; the closed container is provided with an oil inlet and an oil outlet, the oil inlet is communicated with the oil inlet interface through a first pipeline, and the oil outlet is communicated with the oil outlet interface through a second pipeline; and the pressure gauge is arranged on the closed container and used for detecting the pressure in the closed container. When the compressor runs and tests, the oil inlet port and/or the oil outlet port are communicated with an oil pool of the screw compressor through a connecting pipe, the pressure in the closed container is observed through a pressure gauge, when the pressure difference between the closed container and the pressure adjusting device meets the requirement, the valve is opened for recovery, and the refrigeration oil in the pressure adjusting device enters the closed container through the oil inlet port and the first pipeline, so that the purposes of recovery and utilization are achieved. Therefore, the refrigeration oil recovery device reduces the loss of the refrigeration oil, and avoids the secondary pollution caused by the fact that the refrigeration oil is exposed in the air and absorbs water.
Description
Technical field
The utility model relates to field of air conditioning, particularly relates to a kind of refrigeration oil recovering device that reclaims refrigeration oil while testing for compressor operation.
Background technique
The helical-lobe compressor of producing, by GB requirement, needs the running test of being correlated with before dispatching from the factory.When running test, the suction port of pressure regulator is connected with compressor air-discharging end.Because the oil-dividing efficiency of compressor can not reach 100% point of oil, the gas extracting from compressor can be with oil unavoidably.And in pressure regulator the inside, screen cloth can play secondary and divide oily effect, so pressure regulator cannot be avoided long-pending oil, thereby cause the loss of test process refrigeration oil, and can not recycle.
And after having tested, direct renew oil more conventionally, directly emits oil.The lubricant oil emitting is because moisture absorption is strong, and long term exposure easily absorbs water and by contaminating impurity, can not use by secondary in air.
Summary of the invention
For above-mentioned prior art present situation, technical problem to be solved in the utility model is, a kind of refrigeration oil recovering device of helical-lobe compressor running test is provided, and to reduce refrigeration oil loss, avoids refrigeration oil water suction to cause secondary pollution.
In order to solve the problems of the technologies described above, the refrigeration oil recovering device of a kind of helical-lobe compressor running test provided by the utility model, comprising:
Oil-feed interface and oil out port, described oil-feed interface and/or described oil out port are for being communicated with the oil sump of described helical-lobe compressor by connecting tube;
Seal container, has filler opening and oil outlet, and described filler opening is communicated with described oil-feed interface through the first pipeline, and described oil outlet is communicated with described oil out port through the second pipeline; And
Pressure gauge, is located on described seal container, for detection of the pressure in described seal container.
In an embodiment, described filler opening is arranged at the top of described seal container therein, and described oil outlet is arranged at the bottom of described seal container.
In an embodiment, described refrigeration oil recovering device also comprises the first device for drying and filtering therein, and described the first device for drying and filtering is connected in series on described the first pipeline.
Therein in an embodiment, described refrigeration oil recovering device also comprises the first stop valve and the second stop valve, described the first stop valve is arranged on described the first pipeline between described the first device for drying and filtering import and described oil-feed interface, and described the second stop valve is arranged on described the first pipeline between described the first device for drying and filtering outlet and described filler opening.
In an embodiment, described refrigeration oil recovering device also comprises the first supporting frame therein, and described the first supporting frame is arranged on the end face of described seal container, and described the first device for drying and filtering is arranged on described the first supporting frame by the first mounting clamp.
In an embodiment, described refrigeration oil recovering device also comprises the second device for drying and filtering therein, and described the second device for drying and filtering is connected in series on described the second pipeline.
Therein in an embodiment, described refrigeration oil recovering device also comprises the 3rd stop valve and the 4th stop valve, described the 3rd stop valve is arranged on described the second pipeline between described the second device for drying and filtering outlet and described oil out port, and described the 4th stop valve is arranged on described the second pipeline between described the second device for drying and filtering import and described oil outlet.
In an embodiment, described refrigeration oil recovering device also comprises the second supporting frame therein, and described the second supporting frame is arranged on the bottom surface of described seal container, and described the second device for drying and filtering is arranged on described the second supporting frame by the second mounting clamp.
In an embodiment, described refrigeration oil recovering device also comprises safety valve therein, and described safety valve is arranged on described seal container.
In an embodiment, described seal container is horizontal oil storage tank therein.
In an embodiment, on described connecting tube, be provided with liquid-sighting glass therein.
Therein in an embodiment, on the wall of described oil sump, be provided with the first interface and the second interface that are communicated with oil sump, described first interface is communicated with described oil-feed interface by the 5th stop valve and described connecting tube, and described the second interface is communicated with described oil out port by the 6th stop valve and described connecting tube.
Therein in an embodiment, on the wall of described oil sump, be provided with the 3rd interface being communicated with oil sump, described the 3rd interface is connected with the first end of the 7th stop valve, in the time reclaiming refrigeration oil, the second end of described the 7th stop valve is communicated with described oil-feed interface through described connecting tube, in the time discharging refrigeration oil, the second end of described the 7th stop valve is communicated with described oil out port through described connecting tube.
Therein in an embodiment, on the wall of described oil sump, be provided with the 4th interface being communicated with oil sump, described the 4th interface is connected with an interface of three-way valve through the 8th stop valve, and two other interface of three-way valve is communicated with described oil-feed interface and described oil out port through described connecting tube respectively.
Refrigeration oil recovering device of the present utility model has oil-feed interface, oil out port, seal container and pressure gauge.When compressor operation test, oil-feed interface is connected with pressure regulator oil outlet, observe the pressure in seal container by pressure gauge, in the time that the pressure reduction of seal container and pressure regulator meets the demands, opening valve reclaims, refrigeration oil in pressure regulator enters in seal container through oil-feed interface and the first pipeline, thus the object that reaches recovery, utilizes.As can be seen here, reduce refrigeration oil loss by this refrigeration oil recovering device, and, avoid refrigeration oil to be exposed to water suction in air and caused secondary pollution.
Through experimental verification, use after the application's recovery technology, save every year the about 3772.5L refrigeration oil of refrigeration oil, approximately 358,387 yuan/year of cost savings, than average annual 84.6% left and right that declines of cost before rectification.
The beneficial effect that the utility model additional technical feature has will describe in this specification embodiment part.
Brief description of the drawings
Fig. 1 is the main TV structure schematic diagram of the refrigeration oil recovering device in one of them embodiment of the utility model;
Fig. 2 is the left view of refrigeration oil recovering device in Fig. 1.
Description of reference numerals: 1, seal container; 1a, filler opening; 1b, oil outlet; 2, the first device for drying and filtering; 3, oil-feed interface; 4, the first stop valve; 5, the first supporting frame; 6, the first mounting clamp; 7, the first pipeline; 8, the second stop valve; 9, pressure gauge; 11, the second pipeline; 12, the 4th stop valve; 13, the second device for drying and filtering; 14, the 3rd stop valve; 15, oil out port; 16, the second supporting frame; 17, the second mounting clamp.
Embodiment
Also the utility model is elaborated below with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in following embodiment and embodiment can combine mutually.
As shown in Figure 1, 2, refrigeration oil recovering device in one of them embodiment of the utility model comprises: oil-feed interface 3, oil out port 15, seal container 1 and pressure gauge 9, wherein, described seal container 1 is preferably horizontal oil storage tank, described seal container 1 has filler opening 1a and oil outlet 1b, described filler opening 1a is communicated with described oil-feed interface 3 through the first pipeline 7, and described oil outlet 1b is communicated with described oil out port 15 through the second pipeline 11.Described pressure gauge 9 is for detection of the pressure in described seal container 1.When compressor operation test, oil-feed interface 3 is connected with pressure regulator (not shown) oil outlet, observe the pressure in seal container 1 by pressure gauge 9, in the time that seal container 1 meets the demands with the pressure reduction of pressure regulator, opening valve reclaims, refrigeration oil in pressure regulator enters in seal container 1 through oil-feed interface and the first pipeline, thus the object that reaches recovery, utilizes.As can be seen here, reduce refrigeration oil loss by this refrigeration oil recovering device, and, avoid refrigeration oil to be exposed to water suction in air and caused secondary pollution.
Reclaim and use for convenient, described filler opening 1a is arranged at the top of described seal container 1, and described oil outlet 1b is arranged at the bottom of described seal container 1.
In order to filter in-line moisture, refrigeration oil recovering device also comprises the first device for drying and filtering 2, and described the first device for drying and filtering 2 is connected in series on described the first pipeline 7.In order to be convenient for changing the first device for drying and filtering 2, refrigeration oil recovering device also comprises the first stop valve 4 and the second stop valve 8, described the first stop valve 4 is arranged on described the first pipeline 7 between described the first device for drying and filtering 2 imports and described oil-feed interface 3, and described the second stop valve 8 is arranged on described the first pipeline 7 between described the first device for drying and filtering 2 outlets and described filler opening 1a.
In order reliably to fix the first device for drying and filtering 2, refrigeration oil recovering device also comprises the first supporting frame 5, described the first supporting frame 5 is arranged on the end face of described seal container 1, and described the first device for drying and filtering 2 is arranged on described the first supporting frame 5 by the first mounting clamp 6.
In order to filter out oil circuit moisture, refrigeration oil recovering device also comprises the second device for drying and filtering 13, and described the second device for drying and filtering 13 is connected in series on described the second pipeline 11.In order to be convenient for changing the second device for drying and filtering 13, refrigeration oil recovering device also comprises the 3rd stop valve 14 and the 4th stop valve 12, described the 3rd stop valve 14 is arranged on described the second pipeline 11 between described the second device for drying and filtering 13 outlets and described oil out port 15, and described the 4th stop valve 12 is arranged on described the second pipeline 11 between described the second device for drying and filtering 13 imports and described oil outlet 1b.
In order reliably to fix the second device for drying and filtering 13, refrigeration oil recovering device also comprises the second supporting frame 16, described the second supporting frame 16 is arranged on the bottom surface of described seal container 1, and described the second device for drying and filtering 13 is arranged on described the second supporting frame 16 by the second mounting clamp 17.
Refrigeration oil recovering device also comprises safety valve (not shown), and described safety valve is arranged on described seal container.Releasing pressure automatically when safety valve pressure is too high, prevents that seal container 1 pressure is excessive.
On described connecting tube, be provided with liquid-sighting glass, observe in connecting tube and whether have refrigeration oil to pass through by liquid-sighting glass.
The step that reclaims refrigeration oil by above-mentioned refrigeration oil recovering device is as follows:
Step 1: compressor and Laboratory Furniture suction tracheae are connected, compressor is vacuumized, be evacuated to below 50Kpa, and carry out pressurize 30min, carry out next step after completing;
Step 2: oil-feed interface 3 described in refrigeration oil recovering device and/or described oil out port 15 are communicated with the oil sump of described helical-lobe compressor by connecting tube.Specifically can adopt one of following three kinds of modes:
The first, on the wall of helical-lobe compressor oil sump, be provided with the first interface (not shown) and the second interface (not shown) that are communicated with oil sump, described first interface is communicated with described oil-feed interface 3 by the 5th stop valve (not shown) and described connecting tube, and described the second interface is communicated with described oil out port 15 by the 6th stop valve (not shown) and described connecting tube.
The second, on the wall of helical-lobe compressor oil sump, be provided with the 3rd interface (not shown) being communicated with oil sump, described the 3rd interface is connected with the first end of the 7th stop valve (not shown), in the time reclaiming refrigeration oil, the second end of described the 7th stop valve is communicated with described oil-feed interface 3 through described connecting tube, in the time discharging refrigeration oil, the second end of described the 7th stop valve is communicated with described oil out port 15 through described connecting tube.
The third, on the wall of helical-lobe compressor oil sump, be provided with the 4th interface being communicated with oil sump, described the 4th interface is connected with an interface of three-way valve (not shown) through the 8th stop valve (not shown), and two other interface of three-way valve is communicated with described oil-feed interface 3 and described oil out port 15 through described connecting tube respectively.
After pipeline connects, observe seal container 1 pressure by pressure gauge 9, ensure that the pressure reduction of pressure regulator and seal container is greater than 0.1Mpa;
Step 3: open respective valves and reclaim, note observing compressor liquid-sighting glass simultaneously, after the low liquid-sighting glass oil level of compressor oil level is full, close oil inlet valve.
As can be seen here, reduce refrigeration oil loss by this refrigeration oil recovering device, and, avoid refrigeration oil to be exposed to water suction in air and caused secondary pollution.
The above embodiment has only expressed several mode of execution of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (14)
1. a refrigeration oil recovering device for helical-lobe compressor running test, is characterized in that, comprising:
Oil-feed interface and oil out port, described oil-feed interface and/or described oil out port are for being communicated with the oil sump of described helical-lobe compressor by connecting tube;
Seal container, has filler opening and oil outlet, and described filler opening is communicated with described oil-feed interface through the first pipeline, and described oil outlet is communicated with described oil out port through the second pipeline; And
Pressure gauge, is located on described seal container, for detection of the pressure in described seal container.
2. refrigeration oil recovering device according to claim 1, is characterized in that, described filler opening is arranged at the top of described seal container, and described oil outlet is arranged at the bottom of described seal container.
3. refrigeration oil recovering device according to claim 2, is characterized in that, also comprises the first device for drying and filtering, and described the first device for drying and filtering is connected in series on described the first pipeline.
4. refrigeration oil recovering device according to claim 3, it is characterized in that, also comprise the first stop valve and the second stop valve, described the first stop valve is arranged on described the first pipeline between described the first device for drying and filtering import and described oil-feed interface, and described the second stop valve is arranged on described the first pipeline between described the first device for drying and filtering outlet and described filler opening.
5. refrigeration oil recovering device according to claim 3, it is characterized in that, also comprise the first supporting frame, described the first supporting frame is arranged on the end face of described seal container, and described the first device for drying and filtering is arranged on described the first supporting frame by the first mounting clamp.
6. refrigeration oil recovering device according to claim 2, is characterized in that, also comprises the second device for drying and filtering, and described the second device for drying and filtering is connected in series on described the second pipeline.
7. refrigeration oil recovering device according to claim 6, it is characterized in that, also comprise the 3rd stop valve and the 4th stop valve, described the 3rd stop valve is arranged on described the second pipeline between described the second device for drying and filtering outlet and described oil out port, and described the 4th stop valve is arranged on described the second pipeline between described the second device for drying and filtering import and described oil outlet.
8. refrigeration oil recovering device according to claim 6, it is characterized in that, also comprise the second supporting frame, described the second supporting frame is arranged on the bottom surface of described seal container, and described the second device for drying and filtering is arranged on described the second supporting frame by the second mounting clamp.
9. refrigeration oil recovering device according to claim 1, is characterized in that, also comprises safety valve, and described safety valve is arranged on described seal container.
10. refrigeration oil recovering device according to claim 1, is characterized in that, described seal container is horizontal oil storage tank.
11. refrigeration oil recovering devices according to claim 1, is characterized in that, on described connecting tube, are provided with liquid-sighting glass.
12. refrigeration oil recovering devices according to claim 1, it is characterized in that, on the wall of described oil sump, be provided with the first interface and the second interface that are communicated with oil sump, described first interface is communicated with described oil-feed interface by the 5th stop valve and described connecting tube, and described the second interface is communicated with described oil out port by the 6th stop valve and described connecting tube.
13. refrigeration oil recovering devices according to claim 1, it is characterized in that, on the wall of described oil sump, be provided with the 3rd interface being communicated with oil sump, described the 3rd interface is connected with the first end of the 7th stop valve, in the time reclaiming refrigeration oil, the second end of described the 7th stop valve is communicated with described oil-feed interface through described connecting tube, and in the time discharging refrigeration oil, the second end of described the 7th stop valve is communicated with described oil out port through described connecting tube.
14. refrigeration oil recovering devices according to claim 1, it is characterized in that, on the wall of described oil sump, be provided with the 4th interface being communicated with oil sump, described the 4th interface is connected with an interface of three-way valve through the 8th stop valve, and two other interface of three-way valve is communicated with described oil-feed interface and described oil out port through described connecting tube respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420074870.9U CN203756534U (en) | 2014-02-20 | 2014-02-20 | Refrigeration oil recovery device for screw compressor running test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420074870.9U CN203756534U (en) | 2014-02-20 | 2014-02-20 | Refrigeration oil recovery device for screw compressor running test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756534U true CN203756534U (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420074870.9U Expired - Lifetime CN203756534U (en) | 2014-02-20 | 2014-02-20 | Refrigeration oil recovery device for screw compressor running test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756534U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949062A (en) * | 2017-05-03 | 2017-07-14 | 山东宝成制冷设备有限公司 | A kind of machine oil conservation tank of direct-cooling type block ice machine unit |
-
2014
- 2014-02-20 CN CN201420074870.9U patent/CN203756534U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106949062A (en) * | 2017-05-03 | 2017-07-14 | 山东宝成制冷设备有限公司 | A kind of machine oil conservation tank of direct-cooling type block ice machine unit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |