CN202136911U - Afterheat reproduction adsorption type drying machine - Google Patents
Afterheat reproduction adsorption type drying machine Download PDFInfo
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- CN202136911U CN202136911U CN201120184112U CN201120184112U CN202136911U CN 202136911 U CN202136911 U CN 202136911U CN 201120184112 U CN201120184112 U CN 201120184112U CN 201120184112 U CN201120184112 U CN 201120184112U CN 202136911 U CN202136911 U CN 202136911U
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- operated valve
- drying tower
- compressed air
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Abstract
The utility model relates to the technical field of drying machines, in particular to an afterheat reproduction absorption type drying machine, which realizes reproduction of afterheat of compressed air and low emission. The afterheat reproduction adsorption type drying machine comprises a compressed air supply station, a drying tower A and a drying tower B, and the drying tower A and the drying tower B are in parallel. The afterheat reproduction adsorption type drying machine is characterized in that one end of the drying tower A and one end of the drying tower B are provided with three groups of parallelly-connected pneumatic valves and are connected with compressed air outlets, the other end of the drying tower A and the other end of the drying tower B are provided with three pneumatic valve banks which are serially connected via the two pneumatic valves and then are connected in parallel, and a drainage device is disposed in a main pipeline, which delivers compressed air to the other end of the drying tower A and the other end of the drying tower B, of the compressed air supply station. The afterheat reproduction adsorption type drying machine is simple in structure, does not need electric energy during working, and realizes energy conservation and emission reduction.
Description
Technical field
The utility model relates to the drying machine technical field, relates in particular to a kind of waste heat regeneration absorption type drying machine.
Background technology
Though waste heat regeneration absorption type drying machine has made full use of compressed air waste-heat and has regenerated and realized low emission, in equipment blast-cold process, need to consume 1% finished product gas and carry out blast-cold, caused compressed-air actuated loss.Like patent announcement number is CN201815226U energy-saving waste heat regeneration air drying machine; Form by valve, water cooler, oil water separator, adsorption tower, dust filter unit, pipeline, threeway; Through using two adsorption towers, being provided with the control device that is used for jointly controlling up and down gas flow in the adsorption tower top and bottom; Form and switch main piezometric contract air flue and compressed air path in a small amount; With the double tower work regenerative process in latter two stage by turns, accomplish the double tower wheel and change jobs the regenerative process cycle before implement to carry out dividing by turns by two adsorption towers and control, realize the regeneration period circulation that changes jobs of double tower wheel.Thereby reached zero-emission if through booster fan blast-cold gas is reclaimed, this structure has increased the cost of manufacture of equipment, and when supercharging is worked, need expend a certain amount of electric energy, has also increased operating cost.And for example patent publication No. is the heat pipe residual heat recovery type drying machine of CN101169307A, and auxiliary connection casing below drying box is provided with center-aisle and two wing passages in the auxiliary box body; Center-aisle is communicated with the bottom of above-mentioned drying box; The upper end of two wing passages is communicated with the bottom of the left and right interlayer of drying box respectively, and two wing passages are communicated with the bottom of center-aisle, in auxiliary box body, arranges the heat exchanger tube of sealed at both ends; The part of heat exchanger tube is arranged in the center-aisle; Another part is arranged in two wing passages, and this structure is that heat contained from the hot and humid gas of material displace is passed through to arrive in the auxiliary box body at the bottom of the drying box, utilizes heat exchanger tube; From hot and humid gas, extract heat, be used for the preheating and drying medium simultaneously.Number be a kind of high-efficiency drying apparatus for regenerating exhaust heat of pressure gas of CN201223765Y also just like patent announcement; Its technical scheme is that the parallel connection of first via pipeline inserts at least two dry pipelines; Insert the freeze drier inlet after being connected in series two control valves more successively; Every dry pipeline is connected in series valve and the import of a drying tower forward respectively successively, and the pipeline in freeze drier exit is divided at least two shunt, and each all connects a valve along separate routes; Be connected on the reverse import department of a drying tower then respectively; The second road pipeline is divided into two branch roads, and article one branch road is divided at least two shunt, and every shunt all inserts the reverse import department that connects a drying tower more respectively behind the valve; The second branch road is successively through inserting behind water cooler, the gas-liquid separator between two control valves, and the gas outlet was connected in parallel connection after the forward import department of these drying towers also inserted a valve respectively.This structure can't reach effect of the present invention.
Summary of the invention
Though the purpose of the utility model is to have made full use of compressed air waste-heat and regenerate and realized low emission in order to solve waste heat regeneration absorption type drying machine, in equipment blast-cold process, needs to consume 1% finished product gas and carry out blast-cold, has caused the problem of loss; A kind of waste heat regeneration absorption type drying machine of reasonable in design is provided,, adopts drainage system according to the Bernoulli equation principle; Utilize the compressed-air actuated waste heat of gas, adsorbent is heated, adsorbent is thoroughly regenerated; The pressure leak source of finished product gas is reached below-60 ℃; Realize the compressed air low emission, energy-saving and emission-reduction improve energy utilization rate.
The above-mentioned technical problem of the utility model mainly is able to solve through following technical proposals: a kind of waste heat regeneration absorption type drying machine; Comprise compressed air supply station, two drying tower A arranged side by side and drying tower B, an end that it is characterized in that described drying tower A and drying tower B is provided with the pneumatic operated valves of three groups of parallel connections and links to each other with compressed air outlet; The other end of drying tower A and drying tower B is provided with three pneumatic operated valve groups by two pneumatic operated valve series connection and then parallel connection;, the compressed air supply station is provided with drainage system in transporting to the main line of the drying tower A and the drying tower B other end; Described drainage system is a three-way pipe structure; Be provided with nozzle in the drainage system; Communicate between two pneumatic operated valves of the inlet flange in the drainage system and a pneumatic operated valve group, communicate between the cold air mouth flange in the drainage system and two pneumatic operated valves of another pneumatic operated valve group, the gaseous mixture flange in the drainage system connects after rearmounted forecooler and the gas and water separator between two pneumatic operated valves with the 3rd pneumatic operated valve group and links to each other.Getting into blast-cold during the stage, single pneumatic operated valve is opened in three groups of parallel connection pneumatic operated valves that the end of drying tower A and drying tower B is provided with, simultaneously; In three groups that the other end of drying tower A and drying tower B is provided with by two pneumatic operated valve series connection; Open a pneumatic operated valve that is connected with drainage system cold air mouth flange, and a pneumatic operated valve that is connected with moisture trap, the design of drainage system like this; Blast-cold gas is directly got back in the main line through drainage system; This apparatus structure is simple, in the course of work and need not electric energy, truly makes waste heat regeneration blot machine and has reached zero-emission.
As preferably; The shaft centre line of the shaft centre line of the inlet flange in the described drainage system and gaseous mixture flange is on same straight line; Angle between the shaft centre line of cold air mouth flange and the shaft centre line of inlet flange is smaller or equal to 90 degree; Nozzle is provided with catch, and an end of catch is fixed on the drainage system three-way pipe and manages on the mouth of pipe wall of the body inlet flange direction that crosses the internal diameter of the pipeline that the length of catch is cooperated greater than cold air mouth flange towards three.For the internal resistance that guarantees trunk line little; Inlet flange and gaseous mixture flange design are on same straight line, and the design of catch can make the circulation diameter subcontract of pipeline, has accelerated air velocity like this; In an end of gaseous mixture flange, produce negative pressure at trunk line thus; Quilt with air conditioning negative suction one end, catch be just an end of cold air guiding gaseous mixture flange, and not can with the compressed air power that creates antagonism.
As preferably; The pneumatic operated valve of three groups of parallel connections of described drying tower A and drying tower B one end, wherein 1# pneumatic operated valve, 2# pneumatic operated valve are one group, the 3# pneumatic operated valve is one group separately; 4# pneumatic operated valve, 5# pneumatic operated valve are one group, link to each other with compressed air outlet between 1# pneumatic operated valve and the 2# pneumatic operated valve.The 3# pneumatic operated valve is separately one group of connection as blast-cold stage drying tower A and drying tower B one end.
As preferably, the pneumatic operated valves of three groups of parallel connections of the described drying tower A and the drying tower B other end, wherein 6# pneumatic operated valve, 7# pneumatic operated valve are one group, and 8# pneumatic operated valve, 9# pneumatic operated valve are one group, and 10# pneumatic operated valve, 11# pneumatic operated valve are one group.The cooperation of many group pneumatic operated valves constitutes the harmony program and accomplishes the compressed air low emission.
As preferably, described compressed air supply station is transported in the main line of the drying tower A and the drying tower B other end and is provided with the 12# pneumatic operated valve, and the arm between the output of 12# pneumatic operated valve and 6# pneumatic operated valve, the 7# pneumatic operated valve and the inlet flange of drainage system communicate.Drainage system is arranged in the main line, and compressed air is in 12# pneumatic operated valve input drainage system.
As preferably, described 10# pneumatic operated valve communicates with the output of gas and water separator with arm between the 11# pneumatic operated valve.The 10# pneumatic operated valve is with after the 11# pneumatic operated valve is connected, and the 10# pneumatic operated valve is connected with drying tower A, and the 9# pneumatic operated valve is connected with drying tower B.
As preferably, the arm between described 8# pneumatic operated valve, the 9# pneumatic operated valve is connected with cold air mouth flange in the drainage system.Wherein 8# pneumatic operated valve one end is connected with drying tower A after the series connection of 8# pneumatic operated valve, 9# pneumatic operated valve, and an end of 9# pneumatic operated valve is connected with drying tower B.
As preferably, the arm between described 4# pneumatic operated valve, the 5# pneumatic operated valve links to each other with compressed air supply station efferent duct.After 4# pneumatic operated valve, the series connection of 5# pneumatic operated valve, an end of 4# pneumatic operated valve connects drying tower A, and an end of 5# pneumatic operated valve connects drying tower B.
Effective effect of the utility model is: improve dried-air drier efficient; And two interior adsorbents of adsorption tower can both in time obtain regeneration; And utilize the air compressor waste heat to improve the adsorption capacity of adsorbent, apparatus structure is simple, in the course of work and need not electric energy; Truly make waste heat regeneration blot machine and reached zero-emission, energy-saving and emission-reduction.
Description of drawings
Fig. 1 is a kind of drying tower B absorption, the drying tower A regeneration flow process structural representation of the utility model.
Fig. 2 is a kind of blast-cold stage flowage structure sketch map of the utility model.
Fig. 3 is a kind of drainage system structural representation of the utility model.
Fig. 4 is a kind of flowage structure sketch map that adopts booster fan that blast-cold gas is reclaimed.
Among the figure: 1. compressed air supply station, 2. drainage system, 21. inlet flanges, 22. cold air mouth flanges; 23. the gaseous mixture flange, 24. nozzles, 3. rearmounted forecooler, 4. gas and water separator; 5. drying tower A, 6. drying tower B, 7. compressed air outlet, 8. booster fan.
The specific embodiment
Pass through embodiment below, and combine accompanying drawing, do further bright specifically the technical scheme of the utility model.
A kind of waste heat regeneration absorption type of present embodiment drying machine; Referring to Fig. 1; Comprise compressed air supply station 1, two drying tower A5 arranged side by side and drying tower B6; The upper end of drying tower A5 and drying tower B6 is provided with the pneumatic operated valve of three groups of parallel connections and links to each other with compressed air outlet 7, and promptly 1# pneumatic operated valve, the series connection of 2# pneumatic operated valve are one group, and the connecting branch between them links to each other with compressed air outlet 7; The 3# pneumatic operated valve is one group separately; 4# pneumatic operated valve, the series connection of 5# pneumatic operated valve are one group, and the tube connector between them is responsible for compressed air supply station 1 and is linked to each other.The lower end of drying tower A and drying tower B is provided with three pneumatic operated valve groups by two pneumatic operated valve series connection and then parallel connection, and in 1 main line of compressed air supply station, behind the 12# pneumatic operated valve, establishes drainage system 2.
Three groups by two pneumatic operated valve series connection in the lower end of drying tower A and drying tower B are respectively that 6# pneumatic operated valve, 7# pneumatic operated valve are connected into one group; Wherein 6# pneumatic operated valve one end is connected with drying tower A5; The 7# pneumatic operated valve is connected with drying tower B6, and tube connector communicates with the outlet of 12# pneumatic operated valve between 6# pneumatic operated valve, the 7# pneumatic operated valve; 8# pneumatic operated valve, 9# pneumatic operated valve are connected into one group, and an end of 8# pneumatic operated valve communicates with drying tower A5, and the tube connector between 8# pneumatic operated valve, the 9# pneumatic operated valve is connected with cold air mouth flange 22 in the drainage system 2; 10# pneumatic operated valve, the series connection of 11# pneumatic operated valve are one group; One end of 10# pneumatic operated valve communicates with drying tower A5; Tube connector between 10# pneumatic operated valve, the 11# pneumatic operated valve links to each other with the efferent duct of gas and water separator 4; The air inlet pipe of gas and water separator 4 is connected with the efferent duct of rearmounted forecooler 3, and the air inlet pipe of rearmounted forecooler 3 is connected with the gaseous mixture flange 23 of drainage system 2.
Work time-division three phases:
One, drying tower B work, the heating period of drying tower A regeneration.
The high temperature compressed air of the compressed air supply station 1 output 4# pneumatic operated valve of flowing through gets into drying tower A, behind the adsorbent of heat drying tower A, the adsorbent among the drying tower A is thoroughly regenerated; Then, compressed air gets into rearmounted forecooler 3 and further lowers the temperature through the output of 6# pneumatic operated valve; Get into gas and water separator 4 again and dewater, get into drying tower B afterwards, carry out drying absorption; Make compressed air reach the requirement of finished product gas, export through the 2# pneumatic operated valve.
Two, drying tower B work, the cooling stage of drying tower A regeneration.
Behind the drying tower A process certain hour heat drying; Decide according to the gas temperature and the environment temperature of compressor output heat time heating time, and 4# pneumatic operated valve, 6# pneumatic operated valve are closed, and the 12# pneumatic operated valve is opened; The thermal current of compressed air supply station 1 output is no longer through drying tower A; And directly get into rearmounted forecooler 3, gas and water separator 4 through the 12# pneumatic operated valve, and get into drying tower B by the 11# pneumatic operated valve then, export through the 2# pneumatic operated valve; Meanwhile, 3# pneumatic operated valve, the also corresponding unlatching of 8# pneumatic operated valve referring to Fig. 2, make through the dried cryogenic gas of drying tower B and pass through the 3# pneumatic operated valve, and to the adsorption bed cooling of drying tower A, i.e. blast-cold process is in order to second cycle use.
Three, drying tower A work, drying tower B regeneration:
When second cycling began, 1# pneumatic operated valve, 10# pneumatic operated valve were opened simultaneously, and 2# pneumatic operated valve, 11# pneumatic operated valve are also closed simultaneously, and drying tower A starts working, and drying tower B regeneration.
Fig. 4 is a kind of flow chart that adopts booster fan that blast-cold gas is reclaimed; Thereby through booster fan blast-cold gas is reclaimed and to have reached zero-emission; But this structure has increased the cost of manufacture of equipment, and when supercharging is worked, need expend a certain amount of electric energy, has also increased operating cost.
The foregoing description is the explanation to the utility model, is not the qualification to the utility model, any protection domain that structure after the simple transformation of the utility model, technology is all belonged to the utility model.
Claims (8)
1. waste heat regeneration absorption type drying machine; Comprise compressed air supply station (1), two drying tower A (5) arranged side by side and drying tower B (6), an end that it is characterized in that described drying tower A (5) and drying tower B (6) is provided with the pneumatic operated valves of three groups of parallel connections and links to each other with compressed air outlet (7); The other end of drying tower A and drying tower B is provided with three pneumatic operated valve groups by two pneumatic operated valve series connection and then parallel connection;, compressed air supply station (1) is provided with drainage system (2) in transporting to the main line of the drying tower A (5) and drying tower B (6) other end; Described drainage system (2) is a three-way pipe structure; Be provided with nozzle (24) in the drainage system (2); Communicate between inlet flange (21) in the drainage system (2) and two pneumatic operated valves of a pneumatic operated valve group; Communicate between cold air mouth flange (22) in the drainage system (2) and two pneumatic operated valves of another pneumatic operated valve group, the gaseous mixture flange (23) in the drainage system (2) connects rearmounted forecooler (3) and gas and water separator (4) and links to each other afterwards with between two pneumatic operated valves of the 3rd pneumatic operated valve group.
2. waste heat regeneration absorption type drying machine according to claim 1; The shaft centre line of shaft centre line and gaseous mixture flange (23) that it is characterized in that the inlet flange (21) in the described drainage system (2) is on same straight line; Angle between the shaft centre line of the shaft centre line of cold air mouth flange (22) and inlet flange (21) is smaller or equal to 90 degree; Nozzle (24) is provided with catch; One end of catch is fixed on drainage system (2) three-way pipe and manages on the mouth of pipe wall of body inlet flange (21) direction that crosses the internal diameter of the pipeline that the length of catch is cooperated greater than cold air mouth flange (22) towards three.
3. waste heat regeneration absorption type drying machine according to claim 1; The pneumatic operated valve that it is characterized in that three groups of parallel connections of described drying tower A (5) and drying tower B (6) one ends; Wherein 1# pneumatic operated valve, 2# pneumatic operated valve are one group; The 3# pneumatic operated valve is one group separately, and 4# pneumatic operated valve, 5# pneumatic operated valve are one group, links to each other with compressed air outlet (7) between 1# pneumatic operated valve and the 2# pneumatic operated valve.
4. according to claim 1 or 3 described waste heat regeneration absorption type drying machines; The pneumatic operated valve that it is characterized in that three groups of parallel connections of the described drying tower A (5) and drying tower B (6) other end; Wherein 6# pneumatic operated valve, 7# pneumatic operated valve are one group; 8# pneumatic operated valve, 9# pneumatic operated valve are one group, and 10# pneumatic operated valve, 11# pneumatic operated valve are one group.
5. waste heat regeneration absorption type drying machine according to claim 4; It is characterized in that described compressed air supply station (1) is transported in the main line of the drying tower A (5) and drying tower B (6) other end is provided with the 12# pneumatic operated valve, and the arm between the output of 12# pneumatic operated valve and 6# pneumatic operated valve, the 7# pneumatic operated valve and the inlet flange (21) of drainage system (2) communicate.
6. waste heat regeneration absorption type drying machine according to claim 4 is characterized in that described 10# pneumatic operated valve communicates with the output of gas and water separator (4) with arm between the 11# pneumatic operated valve.
7. waste heat regeneration absorption type drying machine according to claim 4 is characterized in that the arm between described 8# pneumatic operated valve, the 9# pneumatic operated valve is connected with cold air mouth flange (22) in the drainage system (2).
8. according to claim 1 or 3 described waste heat regeneration absorption type drying machines, it is characterized in that the arm between described 4# pneumatic operated valve, the 5# pneumatic operated valve links to each other with compressed air supply station (1) efferent duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120184112U CN202136911U (en) | 2011-06-02 | 2011-06-02 | Afterheat reproduction adsorption type drying machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120184112U CN202136911U (en) | 2011-06-02 | 2011-06-02 | Afterheat reproduction adsorption type drying machine |
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| Publication Number | Publication Date |
|---|---|
| CN202136911U true CN202136911U (en) | 2012-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120184112U Expired - Fee Related CN202136911U (en) | 2011-06-02 | 2011-06-02 | Afterheat reproduction adsorption type drying machine |
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| CN (1) | CN202136911U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228773A (en) * | 2011-06-02 | 2011-11-02 | 杭州溢达机电制造有限公司 | Afterheat regeneration absorbing type desiccator |
| CN103272460A (en) * | 2013-05-29 | 2013-09-04 | 山东道先为能源科技有限公司 | Waste heat regeneration absorption dryer |
| CN107596857A (en) * | 2017-10-10 | 2018-01-19 | 华能国际电力股份有限公司 | A kind of clarifier for supercritical carbon dioxide Brayton cycle electricity generation system |
-
2011
- 2011-06-02 CN CN201120184112U patent/CN202136911U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102228773A (en) * | 2011-06-02 | 2011-11-02 | 杭州溢达机电制造有限公司 | Afterheat regeneration absorbing type desiccator |
| CN102228773B (en) * | 2011-06-02 | 2013-12-18 | 杭州溢达机电制造有限公司 | Afterheat regeneration absorbing type desiccator |
| CN103272460A (en) * | 2013-05-29 | 2013-09-04 | 山东道先为能源科技有限公司 | Waste heat regeneration absorption dryer |
| CN107596857A (en) * | 2017-10-10 | 2018-01-19 | 华能国际电力股份有限公司 | A kind of clarifier for supercritical carbon dioxide Brayton cycle electricity generation system |
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Granted publication date: 20120208 Termination date: 20140602 |