CN218293812U - Air compressor with high-efficient cold dry function - Google Patents
Air compressor with high-efficient cold dry function Download PDFInfo
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- CN218293812U CN218293812U CN202221721387.6U CN202221721387U CN218293812U CN 218293812 U CN218293812 U CN 218293812U CN 202221721387 U CN202221721387 U CN 202221721387U CN 218293812 U CN218293812 U CN 218293812U
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Abstract
The utility model discloses an air compressor with high-efficient cold function of doing, including the compressor host computer, oil and gas separator, the cooler, the gas holder, cold machine of doing, the air inlet of compressor host computer connects the off-load valve, the air inlet of off-load valve even has air cleaner, the gas outlet of compressor host computer and oil and gas separator's air inlet are connected, oil and gas separator is connected with the cooler through oil pipeline and exhaust duct, the cooler is connected through the oil return mouth of oil return pipeline and compressor host computer, the gas outlet of cooler and the air inlet of gas holder are connected, the gas outlet of gas holder is connected through the air inlet of gas pipeline and cold machine of doing, cold machine's gas outlet provides compressed air to the user through the air supply line, the air supply line is equipped with minimum pressure valve, the filter separator of a plurality of looks interconnect, minimum pressure valve is used for the minimum pressure of the compressed air of the control flow cold machine of doing, with control its velocity of flow. The utility model discloses the cooling effect of cold machine of doing is guaranteed through cold machine of doing to steerable low pressure or high velocity of flow gas.
Description
Technical Field
The utility model relates to an air compressor technical field specifically is an air compressor with high-efficient cold dry function.
Background
The pollutants of the compressed air are mainly solid particles, water and oil, wherein the water is removed and treated by common means such as a cold dryer, a gas-water separator, a suction dryer and the like. When equipment with high requirements on the quality of compressed air is applied, such as equipment in the industries of food, medical treatment, electronics, laser and the like, a cold dryer and other post-processing configurations are usually arranged at the rear end of a compressor, so that high-quality compressed air is obtained for the equipment to use. However, in the using process of the refrigeration dryer, when the gas pressure is low or the gas flow rate is too high, the pressure dew point temperature of the refrigeration dryer is deteriorated, even if the quality of compressed air is deteriorated, so that the refrigeration dryer is not suitable for equipment or influences the use of the equipment. The reason for the quality deterioration of the compressed air is that the pressure is low when the air conditioner is started, or the air pressure is low when the air consumption of the terminal equipment is too large, or the air consumption is frequently interrupted, the compressor is frequently loaded and unloaded, and the like, so that the phenomenon that the low-pressure air passes through the refrigeration dryer or the high-speed air flows through the refrigeration dryer can occur, and particularly for the plate type refrigeration dryer with air-water separation, when the low pressure or the flow speed is too large, the double effects of influencing the heat exchange effect of the heat exchanger and influencing the air-water separation effect inside the refrigeration dryer are brought, namely, the liquid water is directly brought out of the refrigeration dryer by the air or influencing the heat exchange effect of the heat exchanger due to the too high flow speed, the pressure dew point temperature deterioration of the compressed air is influenced in two aspects, the pollution of a gas transmission pipeline system is caused, the use of the equipment is influenced, the product is unqualified, and other adverse effects are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming above-mentioned prior art's shortcoming, providing a gaseous through cold machine of doing of steerable low pressure or high velocity of flow, guarantee the cooling effect of cold machine of doing to make system and equipment not polluted by high dew point temperature's compressed air, make the air compressor who has high-efficient cold function of doing of equipment normal operating.
The utility model discloses a realize through following technical scheme: the utility model provides an air compressor with high-efficient cold dry function, includes compressor host computer, oil and gas separator, cooler, gas holder, cold dry machine, the air inlet of compressor host computer is connected with the off-load valve, the air inlet of off-load valve is connected with air cleaner, the gas outlet of compressor host computer with oil and gas separator's air inlet is connected, oil and gas separator respectively through oil pipeline and exhaust duct with the cooler is connected, the cooler through return oil pipe with the oil return opening of compressor host computer connects, the gas outlet of cooler with the air inlet of gas holder is connected, the gas outlet of gas holder through gas transmission pipeline with cold dry machine's air inlet is connected, cold dry machine's gas outlet provides compressed air to the user through the air supply line, last minimum pressure valve, a plurality of interconnect's the filter separator of being provided with of air supply line, the minimum pressure valve is used for controlling the flow through cold dry machine's compressed air's minimum pressure to control compressed air's velocity of flow guarantees compressed air's cooling effect.
Further: the inlet end of minimum pressure valve with the gas outlet of cold machine of doing is connected, the end of giving vent to anger of minimum pressure valve with be located the front end filter separator's air inlet is connected, is located terminally filter separator's gas outlet passes through gas supply line is connected with and supplies the air control valve, it passes through to supply the air control valve supply the air supply line and connect the user.
Further: the air inlet of the filter separator is positioned at the front end and connected with the air outlet of the cold dryer, the air outlet of the filter separator is positioned at the tail end and connected with the air inlet end of the minimum pressure valve, and the air outlet end of the minimum pressure valve is connected with a user through the air supply pipeline.
Further: the filtering separators are provided with three or more than three, and the air outlets and the air inlets between every two adjacent filtering separators are connected through the air supply pipeline.
Further: the filtering separator is any one or combination of a gas supply filter and a gas-water separator.
Further: the gas transmission pipeline is provided with a gas transmission filter, the gas transmission filter and the filtering separator are respectively connected with a main drainage pipe through drainage pipelines, and the drainage pipelines are connected with a drainage ball valve and an automatic drainage electromagnetic valve which are mutually connected in series.
Further: and a liquid outlet of the cold dryer is connected with the main drainage pipe through a liquid drainage pipeline.
The utility model has the advantages that:
compared with the prior art, compressed air is provided for a user at an air outlet of the cold dryer through an air supply pipeline, three filtering separators are arranged on the air supply pipeline, the air outlet and the air inlet between two adjacent filtering separators are connected through the air supply pipeline, the air inlet end of the minimum pressure valve is connected with the air outlet of the cold dryer, the air outlet end of the minimum pressure valve is connected with the air inlet of the filtering separator positioned at the front end, namely, the minimum pressure valve is arranged between the air outlet of the cold dryer and the air inlet of the filtering separator positioned at the front end and has a pressure opening value, when the pressure of the air outlet of the cold dryer is smaller than the pressure opening value of the minimum pressure valve, the minimum pressure valve is in a closed state, the compressed air in the cold dryer is prevented from flowing out of the air outlet of the cold dryer, and the compressed air is prevented from passing through the cold dryer at a high speed, the pressure maintaining function is achieved, when the pressure of the air outlet of the refrigeration dryer is larger than the pressure opening value of the minimum pressure valve, the minimum pressure valve is in a conducting state, compressed air in the refrigeration dryer can flow to the filtering separator through the air outlet of the refrigeration dryer, so that the flow velocity of the compressed air flowing out of the air outlet of the refrigeration dryer is effectively ensured not to be too high, the heat exchange effect of a heat exchanger of the refrigeration dryer and the separation effect of a gas-water separator in the refrigeration dryer are ensured, liquid water is prevented from being brought out by the compressed air with high flow velocity, the refrigeration dryer is enabled to maintain a good cooling effect in the whole using process, the cooling effect of the refrigeration dryer is not influenced by the flow velocity working condition of the compressed air, finally, the user terminal equipment is enabled to obtain the compressed air with reliable and stable quality, the user equipment is ensured to run safely and stably, and when the compressed air with low starting pressure flows through the refrigeration dryer can be prevented, or when the air quantity used by the user equipment is larger than the air supply quantity, the pressure of the compressed air is reduced, the flow rate is increased, or when the air quantity fluctuation of the user equipment is large and the air supply is unstable, such as high time and low time during the pressure, the compressed air with poor cooling effect flows to a gas-water separator and an air supply filter on an air supply pipeline or flows into the user equipment, and pollution is caused.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;
fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Description of reference numerals: 1-a compressor host, 2-an oil-gas separator, 3-a cooler, 4-an air storage tank, 5-a freeze dryer, 6-an unloading valve, 7-an air filter, 8-an oil pipeline, 9-an exhaust pipeline, 10-an oil return pipeline, 11-an air pipeline, 12-an air supply pipeline, 13-a minimum pressure valve, 14-a filtering separator, 15-an air supply control valve, 16-an air supply filter, 17-a drainage pipeline, 18-a drainage main pipe, 19-a drainage ball valve, 20-an automatic drainage electromagnetic valve, 21-a drainage pipeline, 22-an air inlet end and 23-an air outlet end.
Detailed Description
The first embodiment is as follows: referring to fig. 1, an air compressor with high-efficiency cold drying function comprises a compressor main body 1, an oil-gas separator 2, a cooler 3, an air storage tank 4 and a cold drying machine 5, wherein an air inlet of the compressor main body 1 is connected with an unloading valve 6, an air inlet of the unloading valve 6 is connected with an air filter 7, an air outlet of the compressor main body 1 is connected with an air inlet of the oil-gas separator 2, the oil-gas separator 2 is respectively connected with the cooler 3 through an oil conveying pipeline 8 and an air exhaust pipeline 9, the cooler 3 is connected with an oil return port of the compressor main body 1 through an oil return pipeline 10, an air outlet of the cooler 3 is connected with an air inlet of the air storage tank 4, an air outlet of the air storage tank 4 is connected with an air inlet of the cold drying machine 5 through an air conveying pipeline 11, an air conveying filter 16 is arranged on the air conveying pipeline 11, an air outlet of the cold drying machine 5 provides compressed air for a user through an air supply pipeline 12, a minimum pressure valve 13 and a filtering separator 14 are arranged on the air supply pipeline 12, the air supply pipeline 14, the air outlet of the filtering separator 14 is connected with a minimum pressure valve 14, the air supply pipeline 14, the air supply control valve 14 is connected with the air supply pipeline 14, the air supply control valve 14, and the air supply control valve 14, the air supply control valve 14 is connected with the air supply control valve 14, and the air supply control valve 14.
In the present embodiment, three filtering separators 14 are provided, but the number of the filtering separators 14 is not limited to three, and the number thereof may be determined according to application requirements. In addition, the filtering separator 14 may be any one of or a combination of two of a supply air filter and a gas-water separator, and in the present embodiment, there are two supply air filters, one gas-water separator, and the gas-water separator is located at the front end of the supply air filter.
The gas transmission pipeline 11 is provided with a gas transmission filter 16, the gas transmission filter 16 and the filtering separator 14 are respectively connected with a drainage main pipe 18 through a drainage pipeline 17, and the drainage pipeline 17 is connected with a drainage ball valve 19 and an automatic drainage electromagnetic valve 20 which are mutually connected in series.
The liquid outlet of the freeze dryer 5 is connected with a drainage main pipe 18 through a drainage pipeline 21.
When the air conditioner works, compressed air generated by the compressor main machine 1 enters the oil-gas separator 2 through an air inlet of the oil-gas separator 2 for oil-gas separation, then enters the cooler 3 for cooling through the exhaust pipeline 9, the cooled compressed air enters the air storage tank 4 through an air inlet of the air storage tank 4, the compressed air in the air storage tank 4 flows out through an air outlet of the air storage tank 4, is filtered by the air transmission filter 16, enters the refrigeration dryer 5 through an air inlet of the refrigeration dryer 5, and is subjected to heat exchange through a heat exchanger of the refrigeration dryer 5 to achieve the purpose of cooling, or is subjected to air-water separation with air-water separation, or is subjected to temperature return treatment with temperature return, the cooled compressed air flows out through an air outlet of the refrigeration dryer 5, then enters through an air inlet end 22 of the minimum pressure valve 13, flows out from an air outlet end 23 of the minimum pressure valve 13, then flows into the filtering separator 14 positioned at the front end, sequentially flows through the plurality of filtering separators 14, and then flows to user equipment after passing through the air supply control valve 15.
The minimum pressure valve 13 has a pressure opening value, when the pressure of the air outlet of the cooling and drying machine 5 is smaller than the pressure opening value of the minimum pressure valve 13, the minimum pressure valve 13 is in a closed state, compressed air in the cooling and drying machine 5 is not allowed to flow out from the air outlet of the cooling and drying machine 5, and a pressure maintaining effect is achieved, when the pressure of the air outlet of the cooling and drying machine 5 is larger than the pressure opening value of the minimum pressure valve 13, the minimum pressure valve 13 is in a conducting state, the compressed air in the cooling and drying machine 5 can flow to the filtering separator 14 through the air outlet of the cooling and drying machine 5, so that the flow rate of the compressed air flowing out from the air outlet of the cooling and drying machine 5 is effectively ensured not to be too high, the heat exchange effect of the heat exchanger of the cooling and drying separator 14 is ensured, the liquid water is prevented from being carried over by the compressed air with a high flow rate, a good cooling effect of the cooling and drying machine 5 is not influenced by the flow rate of the compressed air, and finally, a user terminal device obtains a reliable and stable quality, and a safe and a stable operation of the user.
PV/T = constant value according to the formula, P is pressure, V is volume, T is absolute temperature, and V is large when P is low. Then according to the flow velocity formula: u = Q/S = Vt/T, Q is the flow rate, T is the time, wherein S, T is a constant value, when V is large, the speed u is large, that is, when the pressure is low, and when the same flow rate flows through the same cross-sectional area, the flow rate becomes fast, therefore, the present embodiment arranges the minimum pressure valve 13 and the plurality of filtering separators 14 on the air supply duct 12, that is, by arranging the minimum pressure valve 13 between the air outlet of the freeze dryer 5 and the air inlet of the filtering separator 14 located at the front end, the minimum pressure valve 13 is used to control the low pressure of the compressed air at the air outlet of the freeze dryer 5, and the compressed air is prevented from passing through the freeze dryer 5 at a high speed to control the influence of the high flow rate on the cooling effect of the freeze dryer 5.
By providing the minimum pressure valve 13, it is possible to prevent the compressed air having a poor cooling effect from flowing to the filtering separator 14 on the air supply line 12 or to the user equipment and causing pollution when the compressed air having a low pressure immediately after starting flows through the refrigeration dryer 5 or when the amount of air used by the user equipment is larger than the amount of air supplied, the pressure of the compressed air is decreased and the flow rate is increased, or when the amount of air used by the user equipment fluctuates greatly and the air supply is unstable, for example, when the pressure is high and low.
Example two: referring to fig. 2, the difference between the first embodiment and the second embodiment is that the air inlet of the front filter separator 14 is connected with the air outlet of the air dryer 5, the air outlet of the end filter separator 14 is connected with the air inlet 22 of the minimum pressure valve 13, and the air outlet 23 of the minimum pressure valve 13 is connected with the user through the air supply pipeline 12.
That is, the minimum pressure valve 13 may be installed at the rear end of the outlet of the filter separator 14 located at the end, and when the pressure at the outlet of the filter separator 14 is smaller than the pressure opening value of the minimum pressure valve 13, the minimum pressure valve 13 is in a closed state, so as to prevent the pressure in the air supply duct 12 from being too low, thereby preventing the compressed air from passing through the refrigeration dryer 5 at a high flow rate.
The above detailed description is specific to possible embodiments of the present invention, and the embodiments are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention should be included within the scope of the present invention.
Claims (7)
1. The utility model provides an air compressor with high-efficient cold dry function, includes compressor host computer, oil and gas separator, cooler, gas holder, cold dry machine, the air inlet of compressor host computer is connected with the off-load valve, the air inlet of off-load valve is connected with air cleaner, the gas outlet of compressor host computer with oil and gas separator's air inlet is connected, oil and gas separator respectively through oil pipeline and exhaust duct with the cooler is connected, the cooler through return oil pipe with the oil return opening of compressor host computer connects, the gas outlet of cooler with the air inlet of gas holder is connected, the gas outlet of gas holder through gas pipeline with cold dry machine's air inlet is connected, its characterized in that: the air outlet of the cold machine is provided with compressed air for a user through an air supply pipeline, the air supply pipeline is provided with a minimum pressure valve and a plurality of filter separators which are connected with each other, the minimum pressure valve is used for controlling the flow of the minimum pressure of the compressed air of the cold machine so as to control the flow rate of the compressed air and ensure the cooling effect of the compressed air.
2. The air compressor with high-efficiency cold drying function according to claim 1, characterized in that: the inlet end of minimum pressure valve with the gas outlet of cold machine of doing is connected, the end of giving vent to anger of minimum pressure valve with be located the front end filter separator's air inlet is connected, is located terminally filter separator's gas outlet passes through gas supply line is connected with and supplies the air control valve, it passes through to supply the air control valve supply the air supply line and connect the user.
3. The air compressor with high-efficiency cold drying function according to claim 1, characterized in that: the air inlet of the filter separator and the air outlet of the cold dryer are connected, the filter separator is located at the front end, the air outlet of the filter separator and the air inlet end of the minimum pressure valve are connected, and the air outlet end of the minimum pressure valve is connected with a user through an air supply pipeline.
4. An air compressor with high-efficiency cold drying function according to any one of claims 2 or 3, characterized in that: the filtering separators are provided with three or more than three, and the air outlet and the air inlet between two adjacent filtering separators are connected through the air supply pipeline.
5. The air compressor with high-efficiency cool drying function according to claim 4, characterized in that: the filtering separator is any one or combination of a gas supply filter and a gas-water separator.
6. The air compressor with high-efficiency cold drying function according to claim 5, characterized in that: the gas transmission pipeline is provided with a gas transmission filter, the gas transmission filter and the filtering separator are respectively connected with a main drainage pipe through drainage pipelines, and the drainage pipelines are connected with a drainage ball valve and an automatic drainage electromagnetic valve which are mutually connected in series.
7. The air compressor with high-efficiency cold drying function according to claim 6, characterized in that: and a liquid outlet of the cold dryer is connected with the main drainage pipe through a liquid drainage pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221721387.6U CN218293812U (en) | 2022-07-05 | 2022-07-05 | Air compressor with high-efficient cold dry function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221721387.6U CN218293812U (en) | 2022-07-05 | 2022-07-05 | Air compressor with high-efficient cold dry function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218293812U true CN218293812U (en) | 2023-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221721387.6U Active CN218293812U (en) | 2022-07-05 | 2022-07-05 | Air compressor with high-efficient cold dry function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218293812U (en) |
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2022
- 2022-07-05 CN CN202221721387.6U patent/CN218293812U/en active Active
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