CN215610460U - Energy-saving adsorption dryer - Google Patents
Energy-saving adsorption dryer Download PDFInfo
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- CN215610460U CN215610460U CN202122179949.0U CN202122179949U CN215610460U CN 215610460 U CN215610460 U CN 215610460U CN 202122179949 U CN202122179949 U CN 202122179949U CN 215610460 U CN215610460 U CN 215610460U
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Abstract
The utility model belongs to the technical field of gas drying equipment, and aims to provide an energy-saving adsorption dryer which comprises a first adsorption tower and a second adsorption tower which are arranged side by side; the bottoms of the first adsorption tower and the second adsorption tower are connected with a compressed air inlet through a pipeline, and a plurality of pneumatic valves are arranged on the pipeline; an air compressor is arranged at the front end of the compressed air inlet and connected with an electromagnetic valve, and the electromagnetic valve is connected with a PLC (programmable logic controller); a heater is arranged between the first adsorption tower and the second adsorption tower, the heater is connected to the first adsorption tower and the second adsorption tower through a one-way valve, the heater is further connected with a manual valve, and a dry gas outlet is formed in the rear end of the manual valve. The utility model has the characteristics of simple structure, small volume, good energy-saving effect, stable dew point control and the like, and can be widely applied to the technical field of gas drying equipment.
Description
Technical Field
The utility model belongs to the technical field of gas drying equipment, and particularly relates to an energy-saving adsorption type dryer.
Background
At present, compressed air dryers can be generally classified into freeze dryers and adsorption dryers. The freezing type dryer cools the compressed air by using a refrigeration principle to separate water vapor in the compressed air for drying, the air supply quantity of a system of the freezing type dryer is 100%, but the dew point can only reach 2-10 ℃ generally; the adsorption dryer filters saturated water vapor in compressed air by adopting a special molecular sieve for gas purification, water molecules can be easily adsorbed in the molecular sieve particles, and the molecular sieve is reduced by utilizing a regeneration method, so that the dew point of the compressed air can easily reach-40 ℃ and below.
In the existing process flow, the adsorption dryer must consume a part of air quantity in a compressed air system as regeneration gas, the common energy-saving waste heat regeneration adsorption dryer must consume more than 1% of the regeneration gas, and the zero regeneration gas loss adsorption dryer needs to be equipped with a heater for heating; the existing heater of the heating adsorption dryer mostly adopts an independent structure and is arranged on two sides of an adsorption tower, so that the problem of large volume exists, and the heating power adopted by the heater is a fixed value, so that fixed electric energy is required to be consumed every day, and when the temperature is high in summer, a large part of heat waste problem exists. Therefore, the existing adsorption type dryer is yet to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides an energy-saving adsorption dryer, has the characteristics of simple structure, small volume, good energy-saving effect, stable dew point control and the like, and can be widely applied to the technical field of gas drying equipment.
In order to achieve the above object, the present invention adopts the following technical solutions: an energy-saving adsorption dryer comprises a first adsorption tower and a second adsorption tower which are arranged side by side; the bottoms of the first adsorption tower and the second adsorption tower are connected with a compressed air inlet through a pipeline, and a plurality of pneumatic valves are arranged on the pipeline; an air compressor is arranged at the front end of the compressed air inlet and connected with an electromagnetic valve, and the electromagnetic valve is connected with a PLC (programmable logic controller); a heater is arranged between the first adsorption tower and the second adsorption tower, the heater is connected to the first adsorption tower and the second adsorption tower through a one-way valve, the heater is further connected with a manual valve, and a dry gas outlet is formed in the rear end of the manual valve.
As an improvement, the number of the pneumatic valves is four, and a silencer is arranged at the tail end of the pneumatic valve.
As an improvement, the pneumatic valve is connected with the PLC, and double-tower automatic pressure equalizing is realized through the PLC.
As an improvement, the heater is connected with the PLC, and the temperature of the sweeping gas is automatically controlled through the PLC, so that the automatic temperature control is realized.
As an improvement, the side surfaces of the bottoms of the first adsorption tower and the second adsorption tower are respectively provided with a sewage discharge flange connector.
As an improvement, the top side surfaces of the first adsorption tower and the second adsorption tower are respectively provided with a pressure relief flange connector.
As an improvement, the top side surfaces of the first adsorption tower and the second adsorption tower are respectively provided with a pressure detection device.
As an improvement, the first adsorption tower and the second adsorption tower are made of stainless steel, the wall thickness of a cylinder body is less than or equal to 5mm, and the highest pressure resistance value is 1.5 MPa.
The utility model has the following beneficial effects: an energy-saving adsorption dryer has the characteristics of simple structure, small volume, good energy-saving effect, stable dew point control and the like; the heater is arranged between the first adsorption tower and the second adsorption tower, so that the overall volume of the dryer is greatly reduced; the intelligent temperature control is realized through the intelligent PLC control system, so that when the ambient temperature is higher, the heater can reach the set temperature without completely working, the consumed electric energy is effectively reduced, and the energy-saving effect is good; in addition, the air quantity of the compressed air is controlled by the electromagnetic valve, the air quantity required by double-tower pressure equalization can be effectively matched, and the effect of stable air outlet dew point control is achieved.
Drawings
Fig. 1 is a schematic structural view of an energy-saving adsorption dryer of the present invention.
In the figure: 1. the device comprises a first adsorption tower, a second adsorption tower, a pipeline, a compressed air inlet, a pneumatic valve, a compressor, a solenoid valve, a PLC (programmable logic controller), a heater, a check valve, a manual valve, a dry gas outlet, a muffler, a blowdown flange interface, a pressure relief flange interface, a pipeline, a pressure detection device, a pipeline, a compressed air inlet, a PLC 8, a PLC, a heater, a compressed air inlet, a check valve, a compressed air inlet, a heater, a compressed air inlet, a check valve, a heater, a compressed air inlet, a check valve, a compressed air inlet, a PLC, a compressed air inlet, a heater, a compressed air inlet.
Detailed Description
The preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the energy-saving adsorption dryer of the present embodiment includes a first adsorption tower 1 and a second adsorption tower 2 arranged side by side; the bottom parts of the first adsorption tower 1 and the second adsorption tower 2 are connected with a compressed air inlet 4 through a pipeline 3, a plurality of pneumatic valves 5 are arranged on the pipeline 3, the number of the pneumatic valves 5 is four, and a silencer 13 is arranged at the tail end of each pneumatic valve; an air compressor 6 is arranged at the front end of the compressed air inlet 4, the air compressor 6 is connected with an electromagnetic valve 7, and the electromagnetic valve 7 is connected with a PLC (programmable logic controller) 8; a heater 9 is arranged between the first adsorption tower 1 and the second adsorption tower 2, the heater 9 is connected to the first adsorption tower 1 and the second adsorption tower 2 through a one-way valve 10, the heater 9 is further connected with a manual valve 11, and a dry gas outlet 12 is arranged at the rear end of the manual valve 11.
Further, the pneumatic valve 5 is connected with the PLC 8, double-tower automatic pressure equalizing is achieved through the PLC 8, and therefore a continuous and stable drying air source is provided for follow-up.
Further, the heater 9 is connected with the PLC 8, and the temperature of the purge gas is automatically controlled through the PLC 8, so that automatic temperature control is realized; specifically, when the outside temperature is high, the heating power of the heater 9 is controlled to be low, and when the outside temperature is low, the heating power of the heater 9 is controlled to be high.
Further, the bottom side surfaces of the first adsorption tower 1 and the second adsorption tower 2 are both provided with a sewage discharge flange interface 14, the top side surfaces of the first adsorption tower 1 and the second adsorption tower 2 are both provided with a pressure relief flange interface 15, and the top side surfaces of the first adsorption tower 1 and the second adsorption tower 2 are both provided with a pressure detection device 16; specifically, the first adsorption tower 1 and the second adsorption tower 2 are made of stainless steel, the wall thickness of the cylinder is less than or equal to 5mm, preferably 3mm, the highest pressure resistance value is 1.5MPa, and the long-term working pressure value is less than or equal to 1.2 MPa.
Finally, it should be noted that the above-mentioned list is only a specific embodiment of the present invention. It is obvious that the present invention is not limited to the above embodiments, but many variations are possible. All modifications which can be derived or suggested by a person skilled in the art from the disclosure of the present invention are to be considered within the scope of the utility model.
Claims (8)
1. An energy-saving adsorption dryer comprises a first adsorption tower (1) and a second adsorption tower (2) which are arranged side by side; the device is characterized in that the bottoms of the first adsorption tower (1) and the second adsorption tower (2) are connected with a compressed air inlet (4) through a pipeline (3), and a plurality of pneumatic valves (5) are arranged on the pipeline (3); an air compressor (6) is arranged at the front end of the compressed air inlet (4), the air compressor (6) is connected with an electromagnetic valve (7), and the electromagnetic valve (7) is connected with a PLC (programmable logic controller) (8); a heater (9) is arranged between the first adsorption tower (1) and the second adsorption tower (2), the heater (9) is connected to the first adsorption tower (1) and the second adsorption tower (2) through a one-way valve (10), the heater (9) is further connected with a manual valve (11), and a dry gas outlet (12) is formed in the rear end of the manual valve (11).
2. Energy-saving adsorption dryer according to claim 1, characterized in that there are four pneumatic valves (5) and a silencer (13) is provided at the pneumatic valve tail end.
3. The energy-saving adsorption dryer according to claim 2, wherein the pneumatic valve (5) is connected to the PLC controller (8), and double-tower automatic pressure equalization is realized by the PLC controller (8).
4. Energy-saving adsorption dryer according to claim 1, characterized in that the heater (9) is connected to the PLC controller (8).
5. The energy-saving adsorption dryer according to claim 1, wherein the bottom sides of the first adsorption tower (1) and the second adsorption tower (2) are provided with a sewage draining flange interface (14).
6. The energy-saving adsorption dryer according to claim 1, wherein the top sides of the first adsorption tower (1) and the second adsorption tower (2) are provided with pressure relief flange connectors (15).
7. The energy-saving adsorption dryer according to claim 1, wherein the top sides of the first adsorption tower (1) and the second adsorption tower (2) are provided with pressure detection devices (16).
8. The energy-saving adsorption dryer according to claim 1, 5, 6 or 7, wherein the first adsorption tower (1) and the second adsorption tower (2) are both made of stainless steel, the wall thickness of the cylinder body is less than or equal to 5mm, and the highest pressure resistance value is 1.5 MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122179949.0U CN215610460U (en) | 2021-09-09 | 2021-09-09 | Energy-saving adsorption dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122179949.0U CN215610460U (en) | 2021-09-09 | 2021-09-09 | Energy-saving adsorption dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215610460U true CN215610460U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122179949.0U Active CN215610460U (en) | 2021-09-09 | 2021-09-09 | Energy-saving adsorption dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215610460U (en) |
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2021
- 2021-09-09 CN CN202122179949.0U patent/CN215610460U/en active Active
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