CN106196922A - A kind of mercury catalyst switch type hot-air drying stove - Google Patents
A kind of mercury catalyst switch type hot-air drying stove Download PDFInfo
- Publication number
- CN106196922A CN106196922A CN201610637852.0A CN201610637852A CN106196922A CN 106196922 A CN106196922 A CN 106196922A CN 201610637852 A CN201610637852 A CN 201610637852A CN 106196922 A CN106196922 A CN 106196922A
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- CN
- China
- Prior art keywords
- drying oven
- air
- drying
- stove
- blower fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/022—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with provisions for changing the drying gas flow pattern, e.g. by reversing gas flow, by moving the materials or objects through subsequent compartments, at least two of which have a different direction of gas flow
- F26B21/028—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure with provisions for changing the drying gas flow pattern, e.g. by reversing gas flow, by moving the materials or objects through subsequent compartments, at least two of which have a different direction of gas flow by air valves, movable baffles or nozzle arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drying Of Solid Materials (AREA)
Abstract
A kind of mercury catalyst switch type hot-air drying stove that the present invention provides, including drying oven A, drying oven B, bracing frame, air intake hot-air blower, exhaust gas heat blower fan；Described drying oven A and drying oven B is fixedly mounted on bracing frame, the upper end of drying oven A and drying oven B is provided with charging aperture, drying oven A and drying oven B lower end are provided with discharge port, described exhaust gas heat blower fan is connected with drying oven A, the gas outlet A of drying oven B upper end, gas outlet B, it is additionally provided with circulating line on exhaust gas heat blower fan and is connected to drying oven A and the lower end of drying oven B, the present invention realizes drying oven and the exchange of predrying stove part by Valve controlling, achieve the consecutive production of drying oven, decrease drying time and production cost；Again heating Posterior circle utilization by tail gas being entered hot-air blower, decreasing the energy expenditure of air heating, decreasing discharge capacity, decrease environmental pollution；By being arranged on bottom drying oven by discharging opening, reduce Existent Costs during discharging.
Description
Technical field
The present invention relates to mercury catalyst and produce the field of being dried, be specifically related to mercury catalyst switch type hot-air drying stove.
Background technology
Hot-air drying stove is that mercury catalyst is dried the wide variety of a kind of drying oven in field, and its major function is to carry out raw material
Heat drying.The excellent quality directly influencing product of drying property, drying efficiency directly influences production efficiency.At present,
The hot-air drying stove used, its drying means is: adds mercury catalyst to be dried from drying oven top, utilizes hot-air blower to air
Being heated to assigned temperature, blow into bottom drying oven, tail gas is directly discharged to gas purification treatment process section from top, has been dried
After, drying oven evacuation make raw material extract out from top.
In above-mentioned technique, in tail gas, institute's heat content is higher, and exhaust temperature is typically between 75-85 DEG C, and directly discharge causes
Energy dissipation, secondly, raw material is extracted out from top, needs to consume big energy, adds production cost, and in vacuum
In, big carbon content active collides and produces substantial amounts of powder, is unfavorable for production operation.
When solving the problems referred to above, publication No. is that a kind of mercury catalyst production circulation of tail gas of CN104197692 utilizes dry
Mercury catalyst is dried with predrying by system and drying means thereof by predrying stove and drying oven, but it is predrying and dry
Can not switch mutually between dry stove, need to transfer in drying oven by the mercury catalyst in predrying stove, add transhipment mercury catalyst
Time, although tail gas is recycled by this patent, but the continuous operation that this technique can not realize being dried.
Summary of the invention
For solving above-mentioned technical problem, the invention provides a kind of mercury catalyst switch type hot-air drying stove.
The present invention is achieved by the following technical programs.
A kind of mercury catalyst switch type hot-air drying stove that the present invention provides, including drying oven A, drying oven B, bracing frame, enters
Wind heat blower fan, exhaust gas heat blower fan；Described drying oven A and drying oven B is fixedly mounted on bracing frame, drying oven A's and drying oven B
Upper end is provided with charging aperture, drying oven A and drying oven B lower end and is provided with discharge port, air intake hot-air blower and drying oven A, dry
Air inlet A, the air inlet B of dry stove B lower end connect, described exhaust gas heat blower fan and drying oven A, the gas outlet A of drying oven B upper end,
Gas outlet B connect, exhaust gas heat blower fan is additionally provided with circulating line and is connected to drying oven A and the lower end of drying oven B, described in give vent to anger
Mouth A and gas outlet B is also connected with offgas outlet, on the pipeline between described gas outlet A, gas outlet B and exhaust gas heat blower fan respectively
It is provided with before exhaust gas heat blower fan end valve A, described gas outlet A before end valve B and exhaust gas heat blower fan, between gas outlet B and offgas outlet
Pipeline on be respectively arranged with air bleeding valve A, air bleeding valve B.
In 15～45 ° of angles between described drying oven A and drying oven B.
In described drying oven A and drying oven B, upper and lower two are mounted on wind deflector.
Described charging aperture is arranged in the top incline of drying oven A and drying oven B, and described discharge port is arranged on drying oven A
Bottom incline with drying oven B.
It is respectively arranged with intake valve A and air inlet on connecting line between described air inlet A, air inlet B and air intake hot-air blower
Valve B.
Being in charge of that described circulating line and drying oven A, drying oven B connect is respectively arranged with circulation intake valve A and circulation
Intake valve B.
It is provided with temperature sensor in described exhaust gas heat blower fan.
The beneficial effects of the present invention is: realize drying oven and the exchange of predrying stove part by Valve controlling, it is achieved that
The consecutive production of drying oven, decreases drying time and production cost；Follow by tail gas is entered after hot-air blower heats again
Ring utilizes, and decreases the energy expenditure of air heating, decreases discharge capacity, decrease environmental pollution；By discharging opening is set
Put bottom drying oven, reduce Existent Costs during discharging.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
In figure: 1-drying oven A, 2-drying oven B, 3-bracing frame, 4-air intake hot-air blower, 5-exhaust gas heat blower fan, 6-wind deflector,
7-offgas outlet, 8-circulating line, 9-intake valve A, 10-intake valve B, 11-air inlet A, 12-air inlet B, 13-discharge port,
14-gas outlet A, 15-gas outlet B, end valve A before 16-air bleeding valve A, 17-air bleeding valve B, 18-exhaust gas heat blower fan, 19-charging aperture,
Before 20-exhaust gas heat blower fan, end valve B, 21-circulation intake valve A, 22-circulate intake valve B.
Detailed description of the invention
Technical scheme is described further below, but claimed scope is not limited to described.
A kind of mercury catalyst switch type hot-air drying stove as shown in Figure 1, including drying oven A1, drying oven B2, bracing frame 3,
Air intake hot-air blower 4, exhaust gas heat blower fan 5；Described drying oven A1 and drying oven B2 is fixedly mounted on bracing frame 3, drying oven A1 and
The upper end of drying oven B2 is provided with charging aperture 19, drying oven A1 and drying oven B2 lower end and is provided with discharge port 13, air intake heat
Blower fan 4 is connected with drying oven A1, the air inlet A11 of drying oven B2 lower end, air inlet B12, described exhaust gas heat blower fan 5 and drying oven
A1, the gas outlet A14 of drying oven B2 upper end, gas outlet B15 connect, and exhaust gas heat blower fan 5 is additionally provided with circulating line 8 and is connected to
Drying oven A1 and the lower end of drying oven B2, described gas outlet A14 and gas outlet B15 is also connected with offgas outlet 7, described gas outlet
End valve B20 and tail gas hot blast before exhaust gas heat blower fan it is respectively arranged with on pipeline between A14, gas outlet B15 and exhaust gas heat blower fan 5
End valve A18 before machine, the pipeline between described gas outlet A14, gas outlet B15 and offgas outlet 7 is respectively arranged with air bleeding valve
A16, air bleeding valve B17.
In 15～45 ° of angles between described drying oven A1 and drying oven B2.By discharge port being arranged on drying oven lower end,
Make to need not during discharging vacuum pump evacuation, make mercury catalyst pass through self gravitation and just can all pour out.
In described drying oven A1 and drying oven B2, upper and lower two are mounted on wind deflector 6.The upper and lower two ends of drying oven are made to be formed
Cavity structure, is first filled with the cavity at air inlet and enters to be dried mercury catalyst between mercury catalyst by wind deflector again and make hydrargyrum touch
Matchmaker's uniform drying.
Described charging aperture 19 is arranged in the top incline of drying oven A1 and drying oven B2, and described discharge port 13 is arranged on dry
Dry stove A1 and the bottom incline of drying oven B2.
It is respectively arranged with intake valve A9 on connecting line between described air inlet A11, air inlet B12 and air intake hot-air blower 4
With intake valve B10.
What described circulating line 8 and drying oven A1, drying oven B2 connected be in charge of be respectively arranged with circulation intake valve A21 and
Circulation intake valve B22.
It is provided with temperature sensor in described exhaust gas heat blower fan 5.
The present invention is when implementing, and mercury catalyst to be dried loads from charging aperture 19, fills two drying ovens, closes intake valve
End valve B20 before A9, circulation intake valve A21, air bleeding valve B17, exhaust gas heat blower fan, opens hot-air blower 4, and hot blast enters from air inlet B12
Entering, mercury catalyst to be dried is dried by hot blast through split-wind plate, and tail gas enters exhaust gas heat blower fan by drying oven gas outlet B15
5, when exhaust temperature is less than 80 DEG C, tail gas is heated by exhaust gas heat blower fan 5, enters bottom drying oven B2 through circulating line 8,
Then by the wind deflector 6 of predrying stove, raw material is carried out predrying, then by the gas outlet B14 of predrying stove, through tail gas
Outlet 7 discharge.
After drying oven B2 has been dried, close valve intake valve B10, circulation intake valve B22, air bleeding valve B17, exhaust gas heat
End valve B20 before blower fan, remaining valve is opened, and is dried the product in drying oven A1, and the product in drying oven B2 passes through
After material mouth 13 is discharged, again add mercury catalyst to be dried, the rear air bleeding valve A16 that closes, opens end valve before exhaust gas heat blower fan simultaneously
B20, air bleeding valve B17, now drying oven A1 becomes drying oven, and tail gas enters drying oven B2 by circulation intake valve A21 and carries out pre-
Be dried, after discharge system through air bleeding valve B17 valve.Thus realize drying oven and pre-dried conversion, it is simultaneously achieved dry
The consecutive production of stove.
Claims (7)
1. a mercury catalyst switch type hot-air drying stove, including drying oven A (1), drying oven B (2), bracing frame (3), air intake hot blast
Machine (4), exhaust gas heat blower fan (5), it is characterised in that: described drying oven A (1) and drying oven B (2) are fixedly mounted on bracing frame (3)
On, the upper end of drying oven A (1) and drying oven B (2) is provided with charging aperture (19), drying oven A (1) and drying oven B (2) lower end
It is provided with discharge port (13), air intake hot-air blower (4) and drying oven A (1), the air inlet A (11) of drying oven B (2) lower end, air inlet
Mouth B (12) connects, described exhaust gas heat blower fan (5) and drying oven A (1), the gas outlet A (14) of drying oven B (2) upper end, gas outlet B
(15) connect, exhaust gas heat blower fan (5) is additionally provided with circulating line (8) and is connected under drying oven A (1) and drying oven B (2)
Holding, described gas outlet A (14) and gas outlet B (15) are also connected with offgas outlet (7), described gas outlet A (14), gas outlet B
(15) it is respectively arranged with before exhaust gas heat blower fan before end valve B (20) and exhaust gas heat blower fan on the pipeline and between exhaust gas heat blower fan (5)
End valve A (18), the pipeline between described gas outlet A (14), gas outlet B (15) and offgas outlet (7) is respectively arranged with aerofluxus
Valve A (16), air bleeding valve B (17).
2. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: described drying oven A (1) and dry
In 15～45 ° of angles between stove B (2).
3. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: described drying oven A (1) and dry
In stove B (2), upper and lower two are mounted on wind deflector (6).
4. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: described charging aperture (19) is arranged on
In the top incline of drying oven A (1) and drying oven B (2), described discharge port (13) is arranged on drying oven A (1) and drying oven B (2)
Bottom incline.
5. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: described air inlet A (11), air inlet
It is respectively arranged with intake valve A (9) and intake valve B (10) on connecting line between mouth B (12) and air intake hot-air blower (4).
6. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: described circulating line (8) and doing
What dry stove A (1), drying oven B (2) connected be in charge of is respectively arranged with circulation intake valve A (21) and circulates intake valve B (22).
7. mercury catalyst switch type hot-air drying stove as claimed in claim 1, it is characterised in that: in described exhaust gas heat blower fan (5)
It is provided with temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610637852.0A CN106196922B (en) | 2016-08-05 | 2016-08-05 | A kind of mercury catalyst switch type hot-air drying stove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610637852.0A CN106196922B (en) | 2016-08-05 | 2016-08-05 | A kind of mercury catalyst switch type hot-air drying stove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106196922A true CN106196922A (en) | 2016-12-07 |
| CN106196922B CN106196922B (en) | 2018-12-14 |
Family
ID=57513564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610637852.0A Expired - Fee Related CN106196922B (en) | 2016-08-05 | 2016-08-05 | A kind of mercury catalyst switch type hot-air drying stove |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106196922B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465329A (en) * | 2021-06-24 | 2021-10-01 | 宁夏新龙蓝天科技股份有限公司 | Novel oxygen-free mercury-free catalyst drying process |
| CN113606889A (en) * | 2021-07-26 | 2021-11-05 | 北京林业大学 | Device for drying wood and recycling heat energy |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690485A (en) * | 1994-10-28 | 1997-11-25 | Tuscaloosa Steel Corporation | Combustion system for a steckel mill |
| JP2013142501A (en) * | 2012-01-11 | 2013-07-22 | Babcock Hitachi Kk | Exhaust gas treatment device and exhaust gas treatment method |
| CN104165508A (en) * | 2014-08-06 | 2014-11-26 | 贵州省万山银河化工有限责任公司 | Air volume control device and method for mercury catalyst drying systems |
| CN104197692A (en) * | 2014-08-04 | 2014-12-10 | 贵州省万山银河化工有限责任公司 | Drying system and method for mercury catalyst production tail gas recycling |
-
2016
- 2016-08-05 CN CN201610637852.0A patent/CN106196922B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5690485A (en) * | 1994-10-28 | 1997-11-25 | Tuscaloosa Steel Corporation | Combustion system for a steckel mill |
| JP2013142501A (en) * | 2012-01-11 | 2013-07-22 | Babcock Hitachi Kk | Exhaust gas treatment device and exhaust gas treatment method |
| CN104197692A (en) * | 2014-08-04 | 2014-12-10 | 贵州省万山银河化工有限责任公司 | Drying system and method for mercury catalyst production tail gas recycling |
| CN104165508A (en) * | 2014-08-06 | 2014-11-26 | 贵州省万山银河化工有限责任公司 | Air volume control device and method for mercury catalyst drying systems |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465329A (en) * | 2021-06-24 | 2021-10-01 | 宁夏新龙蓝天科技股份有限公司 | Novel oxygen-free mercury-free catalyst drying process |
| CN113606889A (en) * | 2021-07-26 | 2021-11-05 | 北京林业大学 | Device for drying wood and recycling heat energy |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106196922B (en) | 2018-12-14 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Zhangjiawan Industrial Park 554200 Guizhou city of Tongren province Wanshan District Co-patentee after: GUIZHOU Research Institute OF CHEMICAL INDUSTRY Patentee after: Guizhou xinzhicheng Chemical Co.,Ltd. Address before: Zhangjiawan Industrial Park Wanshan District 554200 Guizhou area of Tongren Province Co-patentee before: GUIZHOU RESEARCH INSTITUTE OF CHEMICAL INDUSTRY Patentee before: GUIZHOU PROVINCE TONGREN WANSHAN DISTICT HONGFA CHEMICAL Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181214 Termination date: 20210805 |
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| CF01 | Termination of patent right due to non-payment of annual fee |