CN202066032U - Waste gas burn-back device for waste oil refining - Google Patents
Waste gas burn-back device for waste oil refining Download PDFInfo
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- CN202066032U CN202066032U CN2011201640261U CN201120164026U CN202066032U CN 202066032 U CN202066032 U CN 202066032U CN 2011201640261 U CN2011201640261 U CN 2011201640261U CN 201120164026 U CN201120164026 U CN 201120164026U CN 202066032 U CN202066032 U CN 202066032U
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- waste gas
- waste
- flashes back
- cabinet
- oil
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Abstract
The utility model discloses a waste gas burn-back device for waste oil refining, which comprises a separation cabinet communicated with a condensation oil outlet pipe and a waste gas burn-back pipe. An oil outlet and a water outlet are arranged on the separation cabinet and respectively provided with an oil outlet valve and a water outlet valve. One end of the waste gas burn-back pipe is communicated with the top of the separation cabinet, and the other end of the waste gas burn-back pipe is communicated with a hearth of an oil refining furnace. A waste gas control valve is arranged at one end of the waste gas burn-back pipe close to the oil refining furnace. By means of the waste gas burn-back device arranged on an oil refining system, a little uncondensed gas can be separated and led into the hearth of the oil refining furnace to be burned, and then be recycled, thereby saving energy, protecting environment and avoiding air pollution caused by discharging the waste gas directly.
Description
Technical field
The utility model relates to a kind of emission-control equipment, the device that flashes back of on-condensible gas in particularly a kind of waste oil smelting process.
Background technology
Along with social high speed development, various energy demands increase day by day, and are especially huge for the demand of power sources such as oil.Along with the mankind's exploitation energetically, resource is deficient day by day, and simultaneously, along with the continuous pollution of the mankind to environment, environmental protection also becomes the problem that the whole mankind faces jointly.Along with development of science and technology, it is increasingly mature that waste oil is smelted the regeneration recovery technology, and energy-conserving and environment-protective are advocated energetically.One of main method of waste oil regeneration is by smelting-fractionating process, smelts by the heating to raw materials such as waste oil, then different oil gas is carried out fractionation (cooling) and reclaims.
Waste oil is smelted and is mainly comprised high temperature heating-fractionating column fractionation-oil gas condensation-steps such as one-tenth oil processing, because after the oil gas process condensation process that fractionating column comes out, still there is a small amount of flammable on-condensible gas to exist, this does not solidify gas if directly be discharged in the atmosphere without handling, then can pollute atmosphere, in addition, this on-condensible gas is a fuel gas, and discharging is easy to generate security incidents such as blast in less space.
At above-mentioned deficiency, need work out the device that flashes back of on-condensible gas in a kind of waste oil smelting process, prevent from on-condensible gas directly is disposed in the air polluting, and on-condensible gas is reclaimed burning utilization, energy savings.
The utility model content
In view of this, the purpose of this utility model provides a kind of waste oil and smelts the waste gas device that flashes back, and not only can prevent from on-condensible gas directly is disposed in the air to pollute, but also can reclaim burning utilization, energy savings to on-condensible gas.
The purpose of this utility model is achieved through the following technical solutions: a kind of waste oil is smelted the waste gas device that flashes back, comprise the cabinet that separates with the connection of condensation flowline, separate and set out hydraulic fluid port and delivery port cashier's office in a shop, oil-out and delivery port set out fuel tap and outlet valve respectively, also comprise the waste gas pipe that flashes back, waste gas flash back Guan Yiduan with separate the cabinet top and be communicated with, the other end is communicated with the burner hearth of oil refining furnace, waste gas flashes back, and close oil refining furnace end is provided with exhaust gas control valve on the pipe.
Further, waste gas flashes back also to be provided with on the pipe and time separates cabinet;
Further, waste gas flashes back and fireproof tempering device also is set on the pipe;
Further, described fireproof tempering device is a spark arrester;
Further, described fireproof tempering device comprises fire-retardant cabinet, and splendid attire water in the fire-retardant cabinet, waste gas pipe air inlet one end that flashes back is arranged under the water surface;
Further, separate the cabinet top for described time relief valve also is set.
The beneficial effects of the utility model: owing in distillation system, set up the waste gas device that flashes back, a small amount of on-condensible gas can be separated and introduce in the burner hearth of oil refining furnace and burn, recycle, not only can energy savings, but also the atmosphere pollution of avoiding directly discharging to cause, energy-saving and environmental protection.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described:
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two.
The specific embodiment
Fig. 1 is the structural representation of the utility model embodiment one; Fig. 2 is the structural representation of the utility model embodiment two.
Embodiment one, waste oil of the present utility model is smelted the waste gas device that flashes back, comprise with condensation flowline 1 is communicated with and separate cabinet 2, separate and set out hydraulic fluid port 3 and delivery port 4 cashier's office in a shop, oil-out and delivery port set out fuel tap 31 and outlet valve 41 respectively, also comprise the waste gas pipe 5 that flashes back, waste gas flash back Guan Yiduan with separate the cabinet top and be communicated with, the other end is communicated with the burner hearth of oil refining furnace, and waste gas flashes back to manage to go up near the oil refining furnace end exhaust gas control valve 51 is set.During oil refining, high-temperature oil gas is come out in fractionating column 9, enter condensation flowline 1, the stage casing of condensation flowline 1 is positioned at cooling bay 11, enter separation cabinet 2 through generating semi-finished product oil after the condensation, through the standing separation layering, control outlet valve 41 is discharged bottom water from outlet valve 4, opening delivery valve 3 discharges semi-finished product oil by oil-out 3, a small amount of on-condensible gas is then directly introduced in the burner hearth 10 of oil refining furnaces and is burnt by the waste gas pipe 5 that flashes back, and recycles, not only can energy savings, but also the atmosphere pollution of avoiding directly discharging to cause, energy-saving and environmental protection.
In the present embodiment, waste gas flashes back to manage time separation cabinet 6 also is set on 5.Because on-condensible gas still may produce a spot of moisture or liquid oils in burning pipe 5, time separation cabinet 6 is set can carry out secondary separation to low amounts of water or oil by secondary, in order to avoid influence the combustion efficiency of on-condensible gas at burner hearth.
In the present embodiment, waste gas flashes back to manage on 5 fireproof tempering device also is set, and described fireproof tempering device is a spark arrester 7.In the actual production process, tending to cause the tempering phenomenon of on-condensible gas in the pipe 5 that flashes back, also is backdraft phenomenon.Seriously be possible directly strile-back, set off an explosion, have serious potential safety hazard, therefore set up fireproof tempering device, stoped the generation of tempering phenomenon to separating in cabinet even the fractionating column, safe.
Embodiment two, and the difference of present embodiment and embodiment one is the different designs of fireproof tempering device, and in the present embodiment, described fireproof tempering device comprises fire-retardant cabinet 8, and splendid attire water in the fire-retardant cabinet, waste gas pipe air inlet one end that flashes back is arranged under the water surface.Enter fire-retardant cabinet under the water surface of on-condensible gas by the fire-retardant cabinet 8 of dress water, and then enter burner hearth, tempering phenomenon in time takes place, after tempering arrives fire-retardant cabinet 8, because the iris action of water in the fire-retardant cabinet, prevent that tempering from continuing to continue to spread toward separating cabinet one end, therefore also can not cause the generation of security incident.
As the further improvement to above-mentioned two embodiment, described time separation cabinet 6 tops also are provided with relief valve 61.When oil refining furnace does not need to continue heating, close exhaust gas control valve 51, open relief valve 61, reach the step-down purpose of separating cabinet.The processing of also can burning to the gas of getting rid of from relief valve in addition prevents that toxic gas directly is discharged into atmosphere and pollutes.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (6)
1. a waste oil is smelted the waste gas device that flashes back, it is characterized in that: comprise with condensation flowline (1) is communicated with and separate cabinet (2), separate and set out hydraulic fluid port (3) and delivery port (4) cashier's office in a shop, oil-out and delivery port set out fuel tap (31) and outlet valve (41) respectively, also comprise the waste gas pipe (5) that flashes back, waste gas flash back Guan Yiduan with separate the cabinet top and be communicated with, the other end is communicated with the burner hearth of oil refining furnace, waste gas flashes back, and close oil refining furnace end is provided with exhaust gas control valve (51) on the pipe.
2. waste oil according to claim 1 is smelted the waste gas device that flashes back, and it is characterized in that: waste gas flashes back and time separation cabinet (6) also is set on the pipe (5).
3. waste oil according to claim 1 is smelted the waste gas device that flashes back, and it is characterized in that: waste gas flashes back and fireproof tempering device also is set on the pipe (5).
4. waste oil according to claim 3 is smelted the waste gas device that flashes back, and it is characterized in that: described fireproof tempering device is spark arrester (7).
5. waste oil according to claim 3 is smelted the waste gas device that flashes back, and it is characterized in that: described fireproof tempering device comprises fire-retardant cabinet (8), and splendid attire water in the fire-retardant cabinet, waste gas pipe air inlet one end that flashes back is arranged under the water surface.
6. waste oil according to claim 2 is smelted the waste gas device that flashes back, and it is characterized in that: separate cabinet (6) top relief valve (61) also is set for described time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201640261U CN202066032U (en) | 2011-05-23 | 2011-05-23 | Waste gas burn-back device for waste oil refining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201640261U CN202066032U (en) | 2011-05-23 | 2011-05-23 | Waste gas burn-back device for waste oil refining |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202066032U true CN202066032U (en) | 2011-12-07 |
Family
ID=45059893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201640261U Expired - Fee Related CN202066032U (en) | 2011-05-23 | 2011-05-23 | Waste gas burn-back device for waste oil refining |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202066032U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213433A (en) * | 2011-05-23 | 2011-10-12 | 开县双兴再生能源有限公司 | Waste oil smelting exhaust gas back-burning device |
-
2011
- 2011-05-23 CN CN2011201640261U patent/CN202066032U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102213433A (en) * | 2011-05-23 | 2011-10-12 | 开县双兴再生能源有限公司 | Waste oil smelting exhaust gas back-burning device |
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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: 20111207 Termination date: 20180523 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |