CN213761207U - Waste gas recycling cyclic adsorption dryer - Google Patents
Waste gas recycling cyclic adsorption dryer Download PDFInfo
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- CN213761207U CN213761207U CN202022625122.3U CN202022625122U CN213761207U CN 213761207 U CN213761207 U CN 213761207U CN 202022625122 U CN202022625122 U CN 202022625122U CN 213761207 U CN213761207 U CN 213761207U
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Abstract
The utility model discloses an adsorption dryer for recycling waste gas, relating to the technical field of dryers, which comprises a gas recoverer, the gas recoverer is of a multi-opening tubular structure and comprises an origin opening, a waste gas recovery opening and a gas inlet, the gas recoverer is connected with a wet compressed air inlet pipe through an air inlet, one end of the wet compressed air inlet pipe, which is far away from the air inlet, is connected to the bottom end of the left adsorption tower, the utility model cools the micro-heat regeneration gas of the adsorption dryer to remove moisture, and the part of the gas is sent to the inlet of the adsorption dryer to take part in the adsorption regeneration cycle drying treatment, therefore, the compressed air is dried under the condition of not consuming the consumption of the compressed air, the comprehensive energy consumption is about 40 percent of that of the micro-thermal adsorption drying with the same treatment amount, and the energy consumption of the compressed air subjected to drying treatment is greatly reduced.
Description
Technical Field
The utility model relates to a desiccator technical field specifically is a waste gas recovery utilizes endless absorption formula desiccator.
Background
The dryer is a mechanical device for reducing moisture of materials by using heat energy, and is used for drying objects. The dryer vaporizes moisture (typically moisture or other volatile liquid components) in the material by heating to escape to obtain a solid material of a specified moisture content. The adsorption dryer applies advanced chemical technology, and the principle is that saturated compressed air is filtered by using a special molecular sieve for gas purification by utilizing the difference of moisture and air molecular volume, so that saturated water vapor in the compressed air can be easily adsorbed in the molecular sieve particles, and the molecular sieve is reduced by utilizing a regeneration method, and the dew point of the compressed air can easily reach-40 ℃.
The compressed air is dried, and when the atmospheric dew point is below-40 ℃, a heatless adsorption drying method, a conventional micro-thermal adsorption drying method or a freezing and adsorption combined drying method is generally adopted. The drying method consumes a large amount of compressed air and electric energy, and the consumption of the compressed air can not be effectively controlled actually, so that great waste is caused to energy sources.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an exhaust gas recovery utilizes endless absorption formula desiccator to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an adsorption dryer with waste gas recycling and circulating function comprises a gas recoverer, wherein the gas recoverer is of a multi-port tubular structure and comprises a source port, a waste gas recycling port and an air inlet, the gas recoverer is connected with a wet compressed air inlet pipe through the air inlet, one end, far away from the air inlet, of the wet compressed air inlet pipe is connected to the bottom end of a left adsorption tower, the top end of the left adsorption tower is connected to an air outlet through a finished gas discharge pipe, a first one-way valve is arranged between the finished gas discharge pipe and the air outlet, a first circulating pipe is connected to the middle section of the finished gas discharge pipe, the first circulating pipe is connected to the interior of an electric heater through a second one-way valve, the bottom of the electric heater is connected to the top of a right adsorption tower through a pipeline, the bottom of the right adsorption tower is connected to a cooler through a second circulating pipe, and the cooler is connected to a gas-water separator through a pipeline, the gas-water separator is connected to a waste gas recovery port of the gas recoverer through a dry compressed gas exhaust pipe.
Furthermore, a first pneumatic valve is arranged on the wet compressed air inlet pipe.
Further, a second pneumatic valve is mounted on the second circulating pipe.
Further, the cooler adopts a tubular heat exchanger.
Further, the electric heater is arranged at the top of the drying adsorption tower through a bracket.
Furthermore, a left adsorption tower and a right adsorption tower are respectively installed on two sides of the inside of the drying adsorption tower, the left adsorption tower and the right adsorption tower are identical in structure, and activated alumina and a molecular sieve adsorption material are filled in the left adsorption tower and the right adsorption tower.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cool off adsorption drier's little hot regenerated gas, get rid of moisture to send this part gas air-permeable body recoverer to the adsorption drier entry, participate in the regeneration cycle drying process that adsorbs, thereby dry compressed air under the condition that does not consume the compressed air consumption, comprehensive energy consumption is about 40% with the little hot adsorption drying of handling capacity, greatly reduces drying process compressed air's energy resource consumption.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the gas recovery device.
In the figure: 1-dry adsorption tower, 11-left adsorption tower, 12-right adsorption tower, 2-gas recoverer, 21-gas source port, 22-waste gas recovery port, 23-gas inlet, 31-wet compressed air inlet pipe, 32-first pneumatic valve, 33-finished gas discharge pipe, 34-first one-way valve, 35-gas outlet, 41-first circulation pipe, 42-second one-way valve, 43-second circulation pipe, 44-second pneumatic valve, 5-electric heater, 6-cooler, 7-gas-water separator and 8-dry compressed air exhaust pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1-2, in an embodiment of the present invention, an adsorption dryer with waste gas recycling cycle includes a gas recovery device 2, the gas recovery device 2 is a multi-port tubular structure, the gas recovery device 2 includes a source port 21, a waste gas recovery port 22 and an air inlet 23, the gas recovery device 2 is connected to a wet compressed air inlet pipe 31 through the air inlet 23, one end of the wet compressed air inlet pipe 31, which is far away from the air inlet 23, is connected to the bottom end of a left adsorption tower 11, the top end of the left adsorption tower 11 is connected to an air outlet 35 through a product gas discharge pipe 33, a first check valve 34 is disposed between the product gas discharge pipe 33 and the air outlet 35, a first circulation pipe 41 is connected to the middle section of the product gas discharge pipe 33, the first circulation pipe 41 is connected to the inside of an electric heater 5 through a second check valve 42, the bottom of the electric heater 5 is connected to the top of a right adsorption tower 12 through a pipeline, the bottom of the right adsorption tower 12 is connected to a cooler 6 through a second circulation pipe 43, the cooler 6 is connected to a gas-water separator 7 through a pipeline, and the gas-water separator 7 is connected to a waste gas recovery port 22 of a gas recoverer 2 through a dry compressed gas exhaust pipe 8.
Wet compressed air to be treated enters the left adsorption tower 11 of the drying adsorption tower 1 through the origin port 21 and the waste gas recovery port 22 through the air inlet 23 and the wet compressed air inlet pipe 31, is dried by the adsorbent, the dry compressed air is sent out of the equipment through the finished gas exhaust pipe 33 and the first check valve 34, a small part of the dry compressed air is heated to a set temperature through the first circulating pipe 41 and the second check valve 42 and the electric heater 5, and then enters the right adsorption tower 12 of the drying adsorption tower 1 to regenerate the adsorbent, the regenerated compressed air enters the cooler 6 and the gas-water separator 7 through the second circulating pipe 43 and the second pneumatic valve 44 to be cooled and dewatered, when the left adsorption tower 11 works to a certain degree, the left adsorption tower is switched to work of the right adsorption tower 12, the left adsorption tower 11 is regenerated by the similar process as described above, thus completing a duty cycle process.
The cooler 6 is cooled by circulating water through a tubular or plate-type heat exchange component, the gas-water separator 7 is separated by a cyclone and wire mesh principle, and the gas recoverer 2 is used for gas quantity dewatering and recycling through inlet wet compressed air.
A first pneumatic valve 32 is mounted on the wet compressed air intake pipe 31.
A second air-operated valve 44 is mounted on the second circulation pipe 43.
The cooler 6 adopts a tubular heat exchanger, and the diameter of the tubular heat exchanger is 325mm, and the length of the tubular heat exchanger is 900 mm.
Example 2:
referring to fig. 1-2, in the embodiment 1, the electric heater 5 is installed on the top of the drying and adsorbing tower 1 through a bracket.
The utility model discloses a theory of operation is: the utility model discloses a cool off adsorption drier's little hot regenerated gas, get rid of moisture to send this part gas air-permeable body recoverer to the adsorption drier entry, participate in the regeneration cycle drying process that adsorbs, thereby dry compressed air under the condition that does not consume the compressed air consumption, comprehensive energy consumption is about 40% with the little hot adsorption drying of handling capacity, greatly reduces drying process compressed air's energy resource consumption.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. An adsorption dryer with waste gas recycling and circulating functions comprises a gas recoverer (2) and is characterized in that the gas recoverer (2) is of a multi-port tubular structure, the gas recoverer (2) comprises a source port (21), a waste gas recycling port (22) and an air inlet (23), the gas recoverer (2) is connected with a wet compressed air inlet pipe (31) through the air inlet (23), one end, far away from the air inlet (23), of the wet compressed air inlet pipe (31) is connected to the bottom end of a left adsorption tower (11), the top end of the left adsorption tower (11) is connected to an air outlet (35) through a finished gas exhaust pipe (33), a first one-way valve (34) is arranged between the finished gas exhaust pipe (33) and the air outlet (35), the middle section of the finished gas exhaust pipe (33) is connected with a first circulating pipe (41), and the first circulating pipe (41) is connected to the inside of an electric heater (5) through a second one-way valve (42), the bottom of electric heater (5) is connected to the top of right adsorption tower (12) through the pipeline, the bottom of right adsorption tower (12) is connected to cooler (6) through second circulating pipe (43), cooler (6) are connected to gas-water separator (7) through the pipeline, gas-water separator (7) are connected to waste gas recovery mouth (22) of gas recovery ware (2) through dry compressed gas blast pipe (8).
2. An adsorption dryer with exhaust gas recycling cycle according to claim 1 wherein said wet compressed air intake pipe (31) is fitted with a first pneumatic valve (32).
3. An adsorption dryer of an exhaust gas recycling cycle according to claim 1, wherein a second pneumatic valve (44) is installed on the second circulation pipe (43).
4. The adsorption dryer with waste gas recycling cycle as claimed in claim 1, wherein the cooler (6) is a tubular heat exchanger.
5. An adsorption dryer of an exhaust gas recycling cycle according to claim 1, wherein the electric heater (5) is installed on the top of the drying adsorption tower (1) through a bracket.
6. The exhaust gas recycling adsorption dryer according to claim 5, wherein a left adsorption tower (11) and a right adsorption tower (12) are respectively installed at two sides of the interior of the drying adsorption tower (1), the left adsorption tower (11) and the right adsorption tower (12) have the same structure, and the interior of the left adsorption tower (11) and the interior of the right adsorption tower (12) are both filled with activated alumina and molecular sieve adsorption materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022625122.3U CN213761207U (en) | 2020-11-13 | 2020-11-13 | Waste gas recycling cyclic adsorption dryer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022625122.3U CN213761207U (en) | 2020-11-13 | 2020-11-13 | Waste gas recycling cyclic adsorption dryer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213761207U true CN213761207U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022625122.3U Active CN213761207U (en) | 2020-11-13 | 2020-11-13 | Waste gas recycling cyclic adsorption dryer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213761207U (en) |
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2020
- 2020-11-13 CN CN202022625122.3U patent/CN213761207U/en active Active
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