CN203705993U - Novel oxidation cooling device - Google Patents
Novel oxidation cooling device Download PDFInfo
- Publication number
- CN203705993U CN203705993U CN201320832980.2U CN201320832980U CN203705993U CN 203705993 U CN203705993 U CN 203705993U CN 201320832980 U CN201320832980 U CN 201320832980U CN 203705993 U CN203705993 U CN 203705993U
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- China
- Prior art keywords
- tank body
- pipe
- temperature
- cooling water
- cooling
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- 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.)
- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of a cooling apparatus for oxalic acid preparation, and specifically relates to a novel oxidation cooling device. The oxidation cooling device mainly resolves the problem that material crystallizes and blocks tubes easily when being circulated for cooling. The technical scheme of the utility model is that: the novel oxidation cooling device comprises a cooling device and a temperature control device. The cooling device comprises a tank, coiler holder columns, a coiler and so on. The coiler is arranged in the tank. A water outlet end of a cooling water inlet pipe is connected with the inlet of the coiler. An inlet of the cooling water outlet pipe is connected with the outlet of the coiler. A compressed air pipe is arranged in the tank, and the inlet at the upper end of the compressed air pipe extends outside a cover of the tank. An injector interface, a smoke outlet, a mercury thermometer sleeve, a manhole and a saccharide-adding adapter are arranged on the cover of the tank. The temperature control device comprises a temperature measurement casing pipe, a temperature sensor, a Programmable Logic Controller and a two-in-one display gauge which shows a cooling water temperature/a V-shaped valve opening degree. The oxidation cooling device has advantages of accurate temperature control and high product yield.
Description
Technical field
The utility model belongs to oxalic acid production and uses heat sink technical field, is specifically related to a kind of novel oxidation cooling device.
Background technology
Oxalic acid, i.e. ethane diacid, is one of the simplest organic dibasic acid.Oxalic acid has important effect in industry, is widely used in the industries such as medicine, metallurgy, building and plastics.The method of suitability for industrialized production oxalic acid is mainly oxidation of carbohydrate, oxidation of carbohydrate because raw material is easy to get, simple, the operating conditions of technique and cost low, in industrial ethanedioic acid is produced, occupy critical role.The method of existing oxidation of carbohydrate manufacture oxalic acid is owing to controlling bad reaction conditions, and subsidiary reaction occurs a lot, the shortcoming large in consumption of raw materials amount like this, the production time is long, productive rate is low.Especially aspect production of oxalic acid by nitric acid oxidation method cooling, do not reaching requirement.Be to adopt recycle stock to reach cooling at present, still the material of circulation, in the easy crystallization of north of china in winter in cast carbon steel, stops up circulation pipe, and impact is produced.
Summary of the invention
The utility model in producing mainly for oxalic acid, adopt recycle stock lower the temperature easy crystallization, stop up the problem of circulation pipe, a kind of novel oxidation cooling device is provided.
The utility model is to address the above problem the technical scheme of taking to be:
A kind of novel oxidation cooling device, be made up of cooling device and temperature regulating device, described cooling device is taken over and is formed by tank body, coiled pipe bracket upright post, coiled pipe, coiled pipe set girt(h), pipe clamp, temperature-measuring casing, level instrumentation nozzle, V-type pneumatic ball valve, cooling water inlet pipe, cooling water outlet pipe, injector interface, smoke of gunpowder outlet, compressed air hose, mercury thermometer sleeve pipe, tank deck support, manhole, discharge nozzle and sugaring, coiled pipe bracket upright post is vertically located in tank body, coiled pipe set girt(h) level is located in tank body, coiled pipe is located in tank body and adopts pipe clamp to be fixed in coiled pipe bracket upright post and coiled pipe set girt(h), the water inlet end of cooling water inlet pipe is connected with V-type operated pneumatic valve by flange, the water side of cooling water inlet pipe is connected with the entrance of coiled pipe through tank body, the entrance of cooling water outlet pipe is connected with the outlet of coiled pipe, the outlet of cooling water outlet pipe extends to the outside of tank body through tank body, compressed air hose is located in tank body and the import of its upper end extends to outside the cover of tank body, injector interface, smoke of gunpowder outlet, mercury thermometer sleeve pipe, manhole and sugaring are taken over and are all located on the cover of tank body, tank deck support is arranged on the cover of tank body and for fixing cover, discharge nozzle is located at the bottom of tank body, level instrumentation nozzle is also located at the bottom of tank body, described temperature regulating device is made up of temperature-measuring casing, temperature sensor, PLC controller and the two-in-one indicator gauge of cooling water temperature/V-shaped valve aperture, temperature-measuring casing is located at the middle and lower part of tank body and extends in tank body, temperature sensor is located in temperature-measuring casing, PLC controller and the two-in-one indicator gauge of cooling water temperature/V-shaped valve aperture are all located in pulpit, and the signal end of temperature sensor is connected with the input end of the two-in-one display of cooling water temperature/V-shaped valve aperture, V-type pneumatic ball valve terminals are connected with the input end of the two-in-one display of cooling water temperature/V-shaped valve aperture, the terminals of V-type pneumatic ball valve are also connected feedback signal with the input end of PLC controller, and the output terminal of PLC controller is connected conditioning signal with the terminals of V-type pneumatic ball valve.
The utility model adopts technique scheme, cooling worm is contained in tank body, be immersed in the middle of feed liquid, technological requirement temperature, concentration, Baumé degree according to production of oxalic acid by nitric acid oxidation method configure material, in the time that reaction occurs, produce a large amount of heat, now temperature of charge raises, and has replaced current recycle stock to reach the object that explained hereafter requires by this device circulating cooling medium cooling.Avoid like this: 1, recycle stock cooling is inhomogeneous, causes local cooling, and temperature fall time is long, 2, the north of china in winter weather temperature difference is large, in the crystallization of recycle stock process mesoxalic acid, cramming or circulation pipe reality have bore to diminish, and evaporating, emitting, dripping or leaking of liquid or gas phenomenon occurs often.The utility model has increased temperature regulating device, sensor is directly arranged on thermometer boss, by the variation of the direct displays temperature of the two-in-one indicator gauge of cooling water temperature/V-shaped valve aperture and operated pneumatic valve opening degree, strengthen the stability of its equipment and personnel's security, also solved the difficult point that is manually difficult to the opening degree of accurately holding valve.Therefore, compared with prior art, the utlity model has can effectively avoid lowering the temperature inhomogeneous, temperature fall time long and the shortcoming of cramming, and this device can be controlled temperature in time, exactly, reach explained hereafter requirement, reduce consumption of raw materials, improve product yield and quality, reduce labour, the advantages such as stably continuous production.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the utility model temperature regulating device structural representation.
Embodiment
Embodiment 1
As Fig. 1, shown in Fig. 2 and Fig. 3, a kind of novel oxidation cooling device, be made up of cooling device and temperature regulating device, described cooling device is taken over 21 by tank body 1, coiled pipe bracket upright post 3, coiled pipe 5, coiled pipe set girt(h) 6, pipe clamp 15, temperature-measuring casing 2, level instrumentation nozzle 16, V-type pneumatic ball valve 9, cooling water inlet pipe 7, cooling water outlet pipe 8, injector interface 20, smoke of gunpowder outlet 12, compressed air hose 4, mercury thermometer sleeve pipe 17, tank deck support 10, manhole 11, discharge nozzle 18 and sugaring and is formed, coiled pipe bracket upright post 3 is vertically located in tank body 1, coiled pipe set girt(h) 6 levels are located in tank body 1, coiled pipe 5 is located in tank body 1 and adopts pipe clamp 15 to be fixed in coiled pipe bracket upright post 3 and coiled pipe set girt(h) 6, the water inlet end of cooling water inlet pipe 7 is connected with V-type operated pneumatic valve 9 by flange, the water side of cooling water inlet pipe 7 is connected with the entrance of coiled pipe 5 through tank body 1, the entrance of cooling water outlet pipe 8 is connected with the outlet of coiled pipe 5, the outlet of cooling water outlet pipe 8 extends to the outside of tank body 1 through tank body 1, compressed air hose 4 is located in tank body 1 and the import of its upper end extends to outside the cover of tank body 1, injector interface 20, smoke of gunpowder outlet 12, mercury thermometer sleeve pipe 17, manhole 11 and sugaring are taken over 21 and are all located on the cover of tank body 1, tank deck support 10 is arranged on the cover of tank body 1 and for fixing cover, discharge nozzle 18 is located at the bottom of tank body 1, level instrumentation nozzle 16 is also located at the bottom of tank body 1, described temperature regulating device is made up of the two-in-one indicator gauge 14 of temperature-measuring casing 2, temperature sensor 13, PLC controller 19 and cooling water temperature/V-shaped valve aperture, temperature-measuring casing 2 is located at the middle and lower part of tank body 1 and extends in tank body 1, temperature sensor 13 is located in temperature-measuring casing 2, the two-in-one indicator gauge 14 of PLC controller 19 and cooling water temperature/V-shaped valve aperture is all located in pulpit, and the signal end of temperature sensor 13 is connected with the input end of the two-in-one display 14 of cooling water temperature/V-shaped valve aperture, V-type pneumatic ball valve 9 terminals are connected with the input end of the two-in-one display 14 of cooling water temperature/V-shaped valve aperture, the terminals of V-type pneumatic ball valve 9 are also connected feedback signal with the input end of PLC controller 19, and the output terminal of PLC controller 19 is connected conditioning signal with the terminals of V-type pneumatic ball valve 9.
Claims (1)
1. a novel oxidation cooling device, it is characterized in that being formed by cooling device and temperature regulating device, described cooling device is by tank body (1), coiled pipe bracket upright post (3), coiled pipe (5), coiled pipe set girt(h) (6), pipe clamp (15), temperature-measuring casing (2), level instrumentation nozzle (16), V-type pneumatic ball valve (9), cooling water inlet pipe (7), cooling water outlet pipe (8), injector interface (20), smoke of gunpowder outlet (12), compressed air hose (4), mercury thermometer sleeve pipe (17), tank deck support (10), manhole (11), (21) composition is taken in discharge nozzle (18) and sugaring, coiled pipe bracket upright post (3) is vertically located in tank body (1), coiled pipe set girt(h) (6) level is located in tank body (1), coiled pipe (5) is located in tank body (1) and adopts pipe clamp (15) to be fixed in coiled pipe bracket upright post (3) and coiled pipe set girt(h) (6), the water inlet end of cooling water inlet pipe (7) is connected with V-type operated pneumatic valve (9) by flange, the water side of cooling water inlet pipe (7) is connected with the entrance of coiled pipe (5) through tank body (1), the entrance of cooling water outlet pipe (8) is connected with the outlet of coiled pipe (5), the outlet of cooling water outlet pipe (8) extends to the outside of tank body (1) through tank body (1), compressed air hose (4) is located in tank body (1) and the import of its upper end extends to outside the cover of tank body (1), injector interface (20), smoke of gunpowder outlet (12), mercury thermometer sleeve pipe (17), manhole (11) and sugaring are taken over (21) and are all located on the cover of tank body (1), tank deck support (10) is arranged on the cover of tank body (1) and for fixing cover, discharge nozzle (18) is located at the bottom of tank body (1), level instrumentation nozzle (16) is also located at the bottom of tank body (1), described temperature regulating device is by temperature-measuring casing (2), temperature sensor (13), PLC controller (19) and the two-in-one indicator gauge of cooling water temperature/V-shaped valve aperture (14) composition, temperature-measuring casing (2) is located at the middle and lower part of tank body (1) and extends in tank body (1), temperature sensor (13) is located in temperature-measuring casing (2), PLC controller (19) and the two-in-one indicator gauge of cooling water temperature/V-shaped valve aperture (14) are all located in pulpit, the signal end of temperature sensor (13) is connected with the input end of the two-in-one display of cooling water temperature/V-shaped valve aperture (14), V-type pneumatic ball valve (9) terminals are connected with the input end of the two-in-one display of cooling water temperature/V-shaped valve aperture (14), the terminals of V-type pneumatic ball valve (9) are also connected feedback signal with the input end of PLC controller (19), and the output terminal of PLC controller (19) is connected conditioning signal with the terminals of V-type pneumatic ball valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320832980.2U CN203705993U (en) | 2013-12-17 | 2013-12-17 | Novel oxidation cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320832980.2U CN203705993U (en) | 2013-12-17 | 2013-12-17 | Novel oxidation cooling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203705993U true CN203705993U (en) | 2014-07-09 |
Family
ID=51056399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320832980.2U Expired - Fee Related CN203705993U (en) | 2013-12-17 | 2013-12-17 | Novel oxidation cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203705993U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193633A (en) * | 2020-09-25 | 2021-01-08 | 河南理工大学 | Active cooling device for liquid hazardous chemical substances |
-
2013
- 2013-12-17 CN CN201320832980.2U patent/CN203705993U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112193633A (en) * | 2020-09-25 | 2021-01-08 | 河南理工大学 | Active cooling device for liquid hazardous chemical substances |
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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: 20140709 Termination date: 20141217 |
|
| EXPY | Termination of patent right or utility model |