CN2885389Y - Adsorption type compressed air drying machine - Google Patents
Adsorption type compressed air drying machine Download PDFInfo
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- CN2885389Y CN2885389Y CN 200520105860 CN200520105860U CN2885389Y CN 2885389 Y CN2885389 Y CN 2885389Y CN 200520105860 CN200520105860 CN 200520105860 CN 200520105860 U CN200520105860 U CN 200520105860U CN 2885389 Y CN2885389 Y CN 2885389Y
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- valve
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- blast
- adsorption tanks
- regeneration
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Abstract
An adsorption type compressed air drying device. The absorption system and the regeneration system comprise absorption jars 1 and 2. Wherein, the regeneration system includes a warming system and a cooling system. A warm gas tube of the warming system is communicated with the top mouthpiece on the absorption jar 2 through the valve of a top tube system and communicated with the top mouthpiece on the absorption jar 1 through the valve of a top tube system. The regeneration / cooling tubes of the cooling system are communicated with the down mouthpiece absorption jar 2 through the valve. The top mouthpiece of the absorption jar 2 is communicated with a conflux valve positioned on the air discharge tube through the valve of the top tube system and a reflux pipe. The regeneration / cooling tubes are communicated with the down mouthpiece absorption jar 1 through the valve. The top mouthpiece of the absorption jar 1 is communicated with a conflux valve positioned on the air discharge tube through the valve of the top tube system and a reflux pipe. The adsorption type compressed air drying device resolves the problem in background technique of the huge consumption of the finished air volume and the big energy waste, thereby improving the whole working efficiency and applicable for regenerative heat drying in various methods.
Description
Technical field
The utility model relates to a kind of absorption compressed air drying device of energy reclaiming blast-cold gas.
Background technology
The absorption compressed air drying device is widely used in industrial every field.During the adsorption bed of the compressed air that contains moisture by drying device, airborne steam is adsorbed agent absorption.When the amount of adsorbents adsorb moisture to a certain degree, adsorbent just loses the ability of adsorption moisture.At this moment, adsorbent is carried out processed, can recover the ability of its adsorption moisture, this process is the regeneration of adsorbent.At present, the regeneration of absorption compressed air drying device adsorbent has or not hot method of reproduction and thermal regeneration method.
The heatless regeneration compressed air drier is to adsorb under pressure state, resolves regeneration under atmospheric pressure state.During regeneration, must there be a certain amount of product gas to reflux and washes adsorbent bed.Because contain steam in the gas behind the flushing adsorbent bed, therefore, this part gas can only be discharged in the atmosphere, causes energy waste.The tolerance of waste is about 15～20% of drier import tolerance.Strengthen the aridity that the regeneration air consumption can improve finished product gas, but the increase of regeneration air consumption can reduce the output of product gas, energy waste is bigger.
Thermal regeneration is with the temperature rising of regeneration gas, when hot gas is flowed through adsorbent bed adsorbent is heated, and the adsorption capacity of adsorbent is reduced, and reaches the purpose of absorption regeneration.Mode of heating and heating-up temperature during according to regeneration, thermal regeneration can be divided into low-grade fever regeneration, outer heating regeneration and heat of compression regeneration again.The practical work process of thermal regeneration air dry-set is divided into absorption, thermal regeneration, blast-cold, all presses four-stage, for the double-pot type drying system, when a jar when adsorbing work, another jar then carries out thermal regeneration and blast-cold.No matter adopt the sort of thermal regeneration mode, all will use portioned product gas as blast-cold gas.Heating-up temperature is high more, and the time in blast-cold stage is long more, and the product gas of consumption is many more.Existing thermal regeneration compressed air drier, in thermal regeneration and blast-cold stage, regeneration gas all is emptying.Especially for large-scale drying device, it is quite big to be consumed in the ratio that the product tolerance of blast-cold occupies, and this not only makes the finished product tolerance of output reduce, and has also caused the huge waste of the energy.
Summary of the invention
The purpose of this utility model is to provide a kind of absorption compressed air drying device, and it has solved in the background technology, and to consume finished product large-minded, the technical problem that energy waste is big.
Technical solution of the present utility model is:
A kind of absorption compressed air drying device comprises adsorption system and regenerative system, and described adsorption system and regenerative system comprise adsorption tanks 1,2; The lower interface of described adsorption tanks 1 passes through down, and the valve 12 of piping 7 is communicated with absorption air inlet pipe 3, the valve 13 of piping was communicated with muffler 6 under the lower interface of described adsorption tanks 1 passed through, and the last interface of described adsorption tanks 1 is communicated with blast pipe 4 by the valve 21 of last piping 8; The valve 15 of piping 7 was communicated with absorption air inlet pipe 3 under the lower interface of described adsorption tanks 2 passed through, and the valve 16 of piping was communicated with muffler 6 under the lower interface of described adsorption tanks 2 passed through; The last interface of described adsorption tanks 2 is communicated with blast pipe 4 by the valve 23 of last piping 8; Its special character is: described regenerative system also comprises heating system and blast-cold system; Described heating system comprises heating pipe 10, and described heating pipe 10 is communicated with the last interface of adsorption tanks 2 by the valve 17 of last piping 8; Described heating pipe 10 is communicated with the last interface of adsorption tanks 1 by the valve 14 of last piping 8; Described blast-cold system comprises regeneration/blast-cold tracheae 5, described regeneration/blast-cold tracheae 5 is communicated with the lower interface of adsorption tanks 2 by valve 24, and the last interface of adsorption tanks 2 is communicated with manifold valve 20 on being arranged at blast pipe 4 by valve 17, valve 18 and the return duct 19 of last piping 8; Described regeneration/blast-cold tracheae 5 is communicated with the lower interface of adsorption tanks 1 by valve 22, and interface is communicated with manifold valve 20 on being arranged at blast pipe 4 by valve 14, valve 18 and the return duct 19 of last piping 8 on the adsorption tanks 1.
Above-mentioned heating pipe 10 can be communicated with the gas outlet of heater 9, and the air inlet of described heater 9 is communicated with regeneration/blast-cold tracheae 5 by valve 25.
Above-mentioned heating pipe 10 can be communicated with the gas outlet of heater 9, and the air inlet of described heater 9 is communicated with low pressure air blast air inlet pipe 11 by valve 25.
Above-mentioned heating pipe 10 can be communicated with outer heater by valve 25.
Above-mentioned heating pipe 10 also can directly be communicated with the warm-air pipe that utilizes the heat of compression to regenerate by valve 25.
The utlity model has following advantage:
1. regeneration heating temperature rise is fast, can shorten the heat time heating time of regenerating, and has improved the operating efficiency in thermal regeneration stage.
2. blast-cold is large-minded, and blast-cold speed is fast, and the blast-cold time is short, and the operating efficiency that has improved the blast-cold stage improves.
3. blast-cold is thorough, and the dry gas dew point is low, stay in grade.
4. blast-cold gas returns the drying system repeated use, has reduced the regeneration air consumption, the output quantity of finished product gas is increased, and saved a large amount of energy.
5. the utility model work period adjusting elasticity is big, helps the optimal design of drying device.
6. utility model whole work efficiency height is applicable to the thermal regeneration drying of variety of way.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The drawing reference numeral explanation: the 1-adsorption tanks, the 2-adsorption tanks, 3-adsorbs air inlet pipe, 4-blast pipe, 5-regeneration/blast-cold tracheae, the 6-muffler, piping under the 7-, the last piping of 8-, 9-heater, the 10-heating pipe, 11-low pressure air blast air inlet pipe, 12-valve, 13-valve, the 14-valve, 15-valve, 16-valve, 17-valve, the 18-valve, 19-return duct, 20-manifold valve, 21-valve, the 22-valve, 23-valve, 24-valve, 25-valve.
The specific embodiment
Referring to Fig. 1, the utility model mainly is made of adsorption system and regenerative system.
Adsorption system and regenerative system comprise adsorption tanks 1,2.The valve 12 of piping 7 was communicated with absorption air inlet pipe 3 under the lower interface of adsorption tanks 1 passed through, and the valve 13 of piping was communicated with muffler 6 under the lower interface of adsorption tanks 1 passed through; The last interface of adsorption tanks 1 is communicated with blast pipe 4 by the valve 21 of last piping 8.The valve 15 of piping 7 was communicated with absorption air inlet pipe 3 under the lower interface of adsorption tanks 2 passed through, and the valve 16 of piping was communicated with muffler 6 under the lower interface of adsorption tanks 2 passed through; The last interface of adsorption tanks 2 is communicated with blast pipe 4 by the valve 23 of last piping 8.Fill adsorbent in the utility model adsorption tanks 1,2, adsorbent silica gel, aluminium glue, molecular sieve or their combination.Control system can adopt single-chip microcomputer or the control of PLC controller, and the valve pneumatic control is automaticallyed switch, also can be by the manual switchover of people's formula.
Regenerative system also comprises heating system and blast-cold system.
The heating pipe 10 of heating system is communicated with the last interface of adsorption tanks 2 by the valve 17 of last piping 8, and heating pipe 10 is communicated with the last interface of adsorption tanks 1 by the valve 14 of last piping 8.
The regeneration of blast-cold system/blast-cold tracheae 5 is communicated with the lower interface of adsorption tanks 2 by valve 24, and the last interface of adsorption tanks 2 is communicated with manifold valve 20 on being arranged at blast pipe 4 by valve 17, valve 18 and the return duct 19 of last piping 8; Regeneration/blast-cold tracheae 5 is communicated with the lower interface of adsorption tanks 1 by valve 22, and interface is communicated with manifold valve 20 on being arranged at blast pipe 4 by valve 14, valve 18 and the return duct 19 of last piping 8 on the adsorption tanks 1.
Heating pipe 10 of the present utility model can be communicated with the gas outlet of heater 9, and the air inlet of heater 9 is communicated with regeneration/blast-cold tracheae 5 by valve 25.Or heating pipe 10 of the present utility model is communicated with the gas outlet of heater 9, and the air inlet of heater 9 is communicated with low pressure air blast air inlet pipe 11 by valve 25.Heating pipe 10 of the present utility model also can be communicated with by valve 25 and extraneous hot gas sources such as outer heater or the warm-air pipe that utilizes the heat of compression to regenerate.
During absorption work, by the compressed air of the needs drying of adsorbing air inlet pipe 3, the warp valve 12 of piping 7 down enters adsorption tanks 1, the air-flow adsorption bed of from bottom to top flowing through, airborne moisture is adsorbed agent absorption, and dried gas is discharged by blast pipe 4 through the valve 21 of last piping 8.When adsorption tanks 1 adsorbed work, adsorption tanks 2 were carrying out reproduction operation.The part dry air enters heater 9 by regeneration/blast-cold tracheae 5 through valve 25, be heated the heating pipe 10 of back heater via 9 outlets and the valve 17 of last piping 8 and enter adsorption tanks 2, air-flow is from top to bottom flowed through adsorbent bed, and adsorbent heated, discharge by adsorption tanks 2 lower interfaces then, through the valve 16 and the muffler 6 of piping are arranged to atmosphere down.Stop to heat late gate 25 and close, blast-cold gas enters adsorption tanks 2 through regeneration/blast-cold tracheae 5 and valve 24, and valve 17, valve 18 and the return duct 19 through upper tube body system enters manifold valve 20 then, discharges after dry gas converges with discharging.
After blast-cold finished, adsorption tanks 2 enter all pressed and to be switched state, and an absorption regeneration circulation is finished.After the switching, adsorption tanks 2 adsorb, and adsorption tanks 1 are resolved regeneration, another absorption regeneration circulation beginning.
During reproduction operation, also available low pressure air blast is as the source of the gas of heating period.The low pressure air blast enters heater 9 by low pressure air blast air inlet pipe 11, and after the thermal regeneration stage finished, during adsorption tanks 2 regeneration, valve 24 was opened, and the part dry gas enters drying chamber 2 by regeneration/blast-cold tracheae 5 through valve 24, and the blast-cold stage begins.
The regeneration heating period, used hot-air also can directly be supplied with the hot-air that contains the heat of compression by outer heater fed or by the warm-air pipe that utilizes the heat of compression to regenerate.
Claims (5)
1. an absorption compressed air drying device comprises adsorption system and regenerative system,
Described adsorption system and regenerative system comprise adsorption tanks (1), (2); The lower interface of described adsorption tanks (1) passes through down, and the valve (12) of piping (7) is communicated with absorption air inlet pipe (3), the valve (13) of piping was communicated with muffler (6) under the lower interface of described adsorption tanks (1) passed through, and the last interface of described adsorption tanks (1) is communicated with blast pipe (4) by the valve (21) of last piping (8); The valve (15) of piping (7) was communicated with absorption air inlet pipe (3) under the lower interface of described adsorption tanks (2) passed through, and the valve (16) of piping was communicated with muffler (6) under the lower interface of described adsorption tanks (2) passed through; The last interface of described adsorption tanks (2) is communicated with blast pipe (4) by the valve (23) of last piping (8);
It is characterized in that: described regenerative system also comprises heating system and blast-cold system;
Described heating system comprises heating pipe (10), and described heating pipe (10) is communicated with the last interface of adsorption tanks (2) by the valve (17) of last piping (8); Described heating pipe (10) is communicated with the last interface of adsorption tanks (1) by the valve (14) of last piping (8);
Described blast-cold system comprises regeneration/blast-cold tracheae (5), described regeneration/blast-cold tracheae (5) is communicated with the lower interface of adsorption tanks (2) by valve (24), and the last interface of adsorption tanks (2) is communicated with manifold valve (20) on being arranged at blast pipe (4) by valve (17), valve (18) and the return duct (19) of last piping (8); Described regeneration/blast-cold tracheae (5) is communicated with the lower interface of adsorption tanks (1) by valve (22), and interface is communicated with manifold valve (20) on being arranged at blast pipe (4) by valve (14), valve (18) and the return duct (19) of last piping (8) on the adsorption tanks (1).
2. absorption compressed air drying device according to claim 1 is characterized in that: described heating pipe (10) is communicated with the gas outlet of heater (9), and the air inlet of described heater (9) is communicated with regeneration/blast-cold tracheae (5) by valve (25).
3. absorption compressed air drying device according to claim 1, it is characterized in that: described heating pipe (10) is communicated with the gas outlet of heater (9), and the air inlet of described heater (9) is communicated with low pressure air blast air inlet pipe (11) by valve (25).
4. absorption compressed air drying device according to claim 1 is characterized in that: described heating pipe (10) is communicated with outer heater by valve (25).
5. absorption compressed air drying device according to claim 1 is characterized in that: described heating pipe (10) directly is communicated with the warm-air pipe that utilizes the heat of compression to regenerate by valve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520105860 CN2885389Y (en) | 2005-12-09 | 2005-12-09 | Adsorption type compressed air drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520105860 CN2885389Y (en) | 2005-12-09 | 2005-12-09 | Adsorption type compressed air drying machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2885389Y true CN2885389Y (en) | 2007-04-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520105860 Expired - Fee Related CN2885389Y (en) | 2005-12-09 | 2005-12-09 | Adsorption type compressed air drying machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2885389Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088347A (en) * | 2017-01-19 | 2017-08-25 | 无锡联合超滤净化设备科技有限公司 | Pressure swing regeneration absorption type compressed air drying technique and device |
| CN111991999A (en) * | 2020-07-23 | 2020-11-27 | 中山凯旋真空科技股份有限公司 | Drying device capable of being recycled |
-
2005
- 2005-12-09 CN CN 200520105860 patent/CN2885389Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107088347A (en) * | 2017-01-19 | 2017-08-25 | 无锡联合超滤净化设备科技有限公司 | Pressure swing regeneration absorption type compressed air drying technique and device |
| CN111991999A (en) * | 2020-07-23 | 2020-11-27 | 中山凯旋真空科技股份有限公司 | Drying device capable of being recycled |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070404 Termination date: 20141209 |
|
| EXPY | Termination of patent right or utility model |