Waste gas recovery and adsorption device for three-phase separation of dirty oil and dirty oil sludge

Abstract

The utility model relates to the technical field of waste gas treatment, and discloses a waste gas recovery and adsorption device for three-phase separation of dirty oil and dirty oil sludge, which comprises a bottom plate, a plurality of liquid storage tanks and a gas collection mechanism, the left end of the upper end of the bottom plate is fixedly provided with a plurality of liquid storage tanks, and the middle part of the upper end of the bottom plate is fixedly provided with the gas collection mechanism; a treatment mechanism is fixedly arranged at the right end of the gas collection mechanism, and an adsorption mechanism is fixedly arranged at the right end of the treatment mechanism; the gas collecting mechanism comprises a tail gas induced draft fan, a gas collecting pipe, a tail gas pipeline, a gas adjusting valve, a vacuum pressure gauge and a single suction valve, the tail gas induced draft fan is fixedly arranged in the middle of the upper end of the bottom plate, and the gas collecting pipe is fixedly arranged at the left end of the tail gas induced draft fan. According to the waste gas recovery and adsorption device for three-phase separation of the dirty oil and the dirty oil sludge, the gas collection mechanism is mounted, so that the pressure in the sealed liquid storage tank can be conveniently monitored and adjusted, the functionality is improved, the use requirements of people can be conveniently met, the safety is improved, and the working efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas treatment technical field, concretely is waste oil and waste oil sludge three -phase separation waste gas recovery adsorption device. BACKGROUND

[0002] Waste oil and waste oil sludge of oil field and oil refining enterprise can produce H2S and hydrocarbon waste gas in three -phase separation process, cannot directly empty, must carry out centralized collection, so need to use waste gas recovery adsorption device.

[0003] The prior art is inconvenient to monitor and adjust the pressure in the sealed liquid storage tank, has less functionality, is inconvenient to meet people's use requirements, reduces safety, and reduces work efficiency. UTILITY MODEL CONTENT

[0004] The utility model discloses waste oil and waste oil sludge three -phase separation waste gas recovery adsorption device to solve the problem of inconvenient monitoring and adjusting the pressure in the sealed liquid storage tank in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme: waste oil and waste oil sludge three -phase separation waste gas recovery adsorption device, including bottom plate, liquid storage tank and gas collection mechanism, the left end of bottom plate upper end is fixedly arranged with a plurality of liquid storage tanks, the middle part of bottom plate upper end is fixedly arranged with gas collection mechanism, the right end of gas collection mechanism is fixedly arranged with processing mechanism, the right end of processing mechanism is fixedly arranged with adsorption mechanism.

[0006] The gas collection mechanism includes tail gas induced draft fan, gas collection pipe, tail gas pipeline, gas regulating valve, vacuum pressure gauge and single suction valve, the middle part of bottom plate upper end is fixedly arranged with tail gas induced draft fan, the left end of tail gas induced draft fan is fixedly arranged with gas collection pipe, the left end of gas collection pipe is fixedly arranged with a plurality of tail gas pipelines, the outer end of tail gas pipeline is fixedly arranged with gas regulating valve, the upper end of liquid storage tank is fixedly arranged with vacuum pressure gauge, the upper end of liquid storage tank is fixedly arranged with single suction valve, single suction valve is located at the right side of vacuum pressure gauge, and the pressure in the liquid storage tank is conveniently adjusted, the pressure in the liquid storage tank is conveniently monitored, and it is guaranteed that the liquid storage tank is not deflated by the tail gas induced draft fan.

[0007] Preferably, the processing mechanism includes an air inlet pipe, an alkali washing tank, an alkali washing circulating pump, a connecting pipe, an installation pipe, a spray head, a liquid discharge pipe and a valve, the right end of the tail gas induced draft fan is fixedly provided with the air inlet pipe, the right end of the air inlet pipe is fixedly provided with the alkali washing tank, and the practicability is improved.

[0008] Preferably, the right end of the alkali washing tank is fixedly provided with an alkali washing circulating pump, the upper end of the alkali washing circulating pump is fixedly provided with a connecting pipe, the connecting pipe extends to the inside of the alkali washing tank, and the upper end of the inside end of the alkali washing tank is fixedly provided with a mounting pipe, so that the alkali solution in the alkali washing tank can be conveniently pumped out.

[0009] Preferably, the mounting pipe is fixedly connected with the connecting pipe, the lower end of the mounting pipe is fixedly provided with a shower head, the lower end of the front end of the alkali washing tank is fixedly provided with a liquid discharge pipe, and the upper end of the liquid discharge pipe is provided with a valve, so that the alkali solution can be conveniently sprayed out to perform spray treatment on tail gas and remove H2S and other acidic gases.

[0010] Preferably, the adsorption mechanism comprises a connecting pipeline, a support frame, an activated carbon adsorption tank and an exhaust pipe, the upper end of the alkali washing tank is fixedly provided with the connecting pipeline, the right end of the upper end of the bottom plate is fixedly provided with the support frame, and the upper end of the support frame is fixedly provided with the activated carbon adsorption tank, so that the activated carbon adsorption tank can be conveniently supported, the height of the activated carbon adsorption tank is improved, and the entry of gas is facilitated.

[0011] Preferably, the activated carbon adsorption tank is fixedly connected with the connecting pipeline, and the upper end of the activated carbon adsorption tank is fixedly provided with the exhaust pipe, so that the hydrocarbon gas in the tail gas can be conveniently adsorbed.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] 1. The waste gas recovery and adsorption device for three-phase separation of contaminated oil and contaminated oil sludge is provided with a gas collecting mechanism, so that the pressure in the sealed liquid storage tank can be monitored and adjusted, the functionality is improved, the use requirement of people is met, the safety is improved, and the working efficiency is improved.

[0014] 2. The waste gas recovery and adsorption device for three-phase separation of contaminated oil and contaminated oil sludge is provided with a treatment mechanism, so that the alkali solution can be sprayed out to perform spray treatment on tail gas and remove H2S and other acidic gases, and the waste alkali solution can be conveniently discharged after long-time use.

[0015] 3. The waste gas recovery and adsorption device for three-phase separation of contaminated oil and contaminated oil sludge is provided with an adsorption mechanism, the support frame can support the activated carbon adsorption tank, the height of the activated carbon adsorption tank is improved, the entry of gas is facilitated, and the activated carbon can adsorb the hydrocarbon gas in the tail gas. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a three-dimensional structure schematic diagram of the utility model;

[0017] Figure 2 It is a sectional structure schematic diagram of the utility model;

[0018] Figure 3 It is a sectional structure schematic diagram of the utility model; Figure 1 Local detail enlarged structure schematic diagramFigure 1 ;

[0019] Figure 4 For the utility model Figure 1 Local detail amplification structure schematic Figure 2 .

[0020] In the figure: 1, bottom plate; 2, liquid storage tank; 3, gas collection mechanism; 301, tail gas induced draft fan; 302, gas collection pipe; 303, tail gas pipeline; 304, gas regulating valve; 305, vacuum pressure gauge; 306, single suction valve; 4, processing mechanism; 401, air inlet pipe; 402, caustic washing tank; 403, caustic washing circulating pump; 404, connecting pipe; 405, mounting pipe; 406, spray head; 407, liquid discharge pipe; 408, valve; 5, adsorption mechanism; 501, connecting pipeline; 502, support frame; 503, activated carbon adsorption tank; 504, exhaust pipe. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be described clearly and completely below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides a technical scheme: waste gas recovery adsorption device is separated to dirty oil and dirty oil sludge three phase, including bottom plate 1, liquid storage tank 2 and gas collection mechanism 3, the left end of bottom plate 1 upper end is fixedly set with a plurality of liquid storage tank 2, the middle part of bottom plate 1 upper end is fixedly set with gas collection mechanism 3, the right end of gas collection mechanism 3 is fixedly set with processing mechanism 4, the right end of processing mechanism 4 is fixedly set with adsorption mechanism 5;

[0023] The gas collecting mechanism 3 comprises a tail gas induced draft fan 301, a gas collecting pipe 302, a tail gas pipeline 303, a gas regulating valve 304, a vacuum pressure gauge 305 and a single suction valve 306, the tail gas induced draft fan 301 is fixedly arranged at the middle of the upper end of the bottom plate 1, the tail gas induced draft fan 301 is fixedly arranged with the gas collecting pipe 302 at the left end, a plurality of tail gas pipelines 303 are fixedly arranged at the left end of the gas collecting pipe 302, the gas regulating valve 304 is fixedly arranged at the outer end of the tail gas pipeline 303, the vacuum pressure gauge 305 is fixedly arranged at the upper end of the liquid storage tank 2, the single suction valve 306 is fixedly arranged at the upper end of the liquid storage tank 2 and located at the right side of the vacuum pressure gauge 305, the tail gas pipeline 303 is connected with the gas regulating valve 304 and can regulate the pressure in the liquid storage tank 2, the vacuum pressure gauge 305 can monitor the pressure in the liquid storage tank 2, the pressure is adjusted between-50 and-200 KPa, when the pressure is lower than the set value, the single suction valve 306 is opened, and the pressure in the liquid storage tank 2 is ensured, so that the liquid storage tank 2 is not collapsed by the tail gas induced draft fan 301.

[0024] The processing mechanism 4 comprises an air inlet pipe 401, an alkali washing tank 402, an alkali washing circulating pump 403, a connecting pipe 404, a mounting pipe 405, a spray head 406, a liquid discharge pipe 407 and a valve 408, the air inlet pipe 401 is fixedly arranged at the right end of the tail gas induced draft fan 301, the alkali washing tank 402 is fixedly arranged at the right end of the air inlet pipe 401, the alkali washing circulating pump 403 is fixedly arranged at the right end of the alkali washing tank 402, the connecting pipe 404 is fixedly arranged at the upper end of the alkali washing circulating pump 403 and extends to the inside of the alkali washing tank 402, the mounting pipe 405 is fixedly arranged at the inner upper end of the alkali washing tank 402 and is fixedly connected with the connecting pipe 404, the spray head 406 is fixedly arranged at the lower end of the mounting pipe 405, the liquid discharge pipe 407 is fixedly arranged at the lower end of the front end of the alkali washing tank 402, and the valve 408 is arranged at the upper end of the liquid discharge pipe 407, the tail gas induced draft fan 301 sucks the tail gas of each liquid storage tank 2 into the alkali washing tank 402 through the gas collecting pipe 302 and the tail gas pipeline 303, the alkali washing circulating pump 403 pumps out the alkali liquid at the bottom of the alkali washing tank 402, and the H2S and other acidic gases are removed by being sprayed from the spray head 406 through the connecting pipe 404 and the mounting pipe 405.

[0025] The adsorption mechanism 5 comprises a connecting pipeline 501, a support frame 502, an activated carbon adsorption tank 503 and an exhaust pipe 504, the connecting pipeline 501 is fixedly arranged at the upper end of the alkali washing tank 402, the support frame 502 is fixedly arranged at the right end of the upper end of the bottom plate 1, the activated carbon adsorption tank 503 is fixedly arranged at the upper end of the support frame 502, the activated carbon adsorption tank 503 is fixedly connected with the connecting pipeline 501, and the exhaust pipe 504 is fixedly arranged at the upper end of the activated carbon adsorption tank 503, the activated carbon adsorption tank 503 adsorbs hydrocarbon gas, the adsorbed tail gas is discharged from a high point of the exhaust pipe 504 or is sent to a field RTO pipeline for further processing, and the valve 408 can be opened by the staff after a long time, so that the waste alkali liquid in the alkali washing tank 402 is discharged from the liquid discharge pipe 407.

[0026] Working principle: first, the waste gas of the waste oil and waste oil sludge is recovered and adsorbed, the materials in each liquid storage tank 2 are different, tail gas of oil storage tank, raw material tank, crude oil tank, water storage tank, sludge tank and sludge outlet tail gas, tail gas induced draft fan 301 through the gas collecting pipe 302 and tail gas pipeline 303 into the caustic washing tank 402, caustic washing circulating pump 403 from the bottom of the caustic washing tank 402 alkali liquor is extracted, through the connecting pipe 404 and installation pipe 405 from the spray head 406 to remove H2S and other acidic gases, then through the connecting pipeline 501 into the activated carbon adsorption tank 503, activated carbon adsorption of hydrocarbon gas, the tail gas after adsorption is discharged through the exhaust pipe 504 high point or sent to the site RTO pipeline, for further processing, long time staff can open the valve 408, the waste alkali liquor in the caustic washing tank 402 is discharged from the liquid discharge pipe 407, the tail gas pipeline 303 is connected with the gas regulating valve 304, which can adjust the pressure in the liquid storage tank 2, the vacuum pressure gauge 305 can monitor the pressure in the liquid storage tank 2, the pressure is adjusted between-50~-200KPa, when the pressure is lower than the set value, the single suction valve 306 is opened, the pressure in the liquid storage tank 2 is ensured, and the liquid storage tank 2 is not sucked by the tail gas induced draft fan 301.

[0027] Finally, it should be noted that the above content is only used to illustrate the technical scheme of the present application, and is not a limitation on the protection scope of the present application. Simple modification or equivalent replacement of the technical scheme of the present application by ordinary skilled in the art does not deviate from the essence and scope of the technical scheme of the present application.

Claims

1. A three-phase separation waste gas recovery and adsorption device for oily sludge and oily waste, comprising a base plate (1), a storage tank (2), and a gas collection mechanism (3), characterized in that: A plurality of liquid storage tanks (2) are fixedly installed on the left side of the upper end of the base plate (1), a gas collection mechanism (3) is fixedly installed in the middle of the upper end of the base plate (1), a processing mechanism (4) is fixedly installed on the right side of the gas collection mechanism (3), and an adsorption mechanism (5) is fixedly installed on the right side of the processing mechanism (4). The gas collection mechanism (3) includes a tail gas induced draft fan (301), a gas collection pipe (302), a tail gas pipeline (303), a gas regulating valve (304), a vacuum pressure gauge (305), and a single suction valve (306). The tail gas induced draft fan (301) is fixedly installed in the middle of the upper end of the base plate (1). The gas collection pipe (302) is fixedly installed at the left end of the tail gas induced draft fan (301). Several tail gas pipelines (303) are fixedly installed at the left end of the gas collection pipe (302). The gas regulating valve (304) is fixedly installed at the outer end of the tail gas pipeline (303). The vacuum pressure gauge (305) is fixedly installed at the upper end of the liquid storage tank (2). The single suction valve (306) is fixedly installed at the upper end of the liquid storage tank (2). The single suction valve (306) is located to the right of the vacuum pressure gauge (305).

2. The three-phase separation waste gas recovery adsorption device for oily sludge and oily waste gas as described in claim 1, characterized in that: The processing mechanism (4) includes an air inlet pipe (401), an alkaline washing tank (402), an alkaline washing circulation pump (403), a connecting pipe (404), an installation pipe (405), a spray head (406), a drain pipe (407), and a valve (408). The right end of the exhaust gas blower (301) is fixedly provided with an air inlet pipe (401), and the right end of the air inlet pipe (401) is fixedly provided with an alkaline washing tank (402).

3. The three-phase separation waste gas recovery adsorption device for oily sludge and oily waste gas as described in claim 2, characterized in that: An alkaline washing circulation pump (403) is fixedly installed at the right end of the alkaline washing tank (402). A connecting pipe (404) is fixedly installed at the upper end of the alkaline washing circulation pump (403). The connecting pipe (404) extends into the interior of the alkaline washing tank (402). An installation pipe (405) is fixedly installed at the upper end of the inner end of the alkaline washing tank (402).

4. The three-phase separation waste gas recovery adsorption device for oily sludge and oily waste gas as described in claim 3, characterized in that: The installation pipe (405) is fixedly connected to the connecting pipe (404). A spray head (406) is fixedly installed at the lower end of the installation pipe (405). A drain pipe (407) is fixedly installed at the lower end of the front end of the alkaline washing tank (402). A valve (408) is installed at the upper end of the drain pipe (407).

5. The three-phase separation waste gas recovery adsorption device for oily sludge and oily waste gas as described in claim 4, characterized in that: The adsorption mechanism (5) includes a connecting pipe (501), a support frame (502), an activated carbon adsorption tank (503), and an exhaust pipe (504). The connecting pipe (501) is fixedly installed at the upper end of the alkaline washing tank (402), and the support frame (502) is fixedly installed at the right end of the upper end of the base plate (1). The activated carbon adsorption tank (503) is fixedly installed at the upper end of the support frame (502).

6. The three-phase separation waste gas recovery adsorption device for oily waste and oily sludge according to claim 5, characterized in that: The activated carbon adsorption tank (503) is fixedly connected to the connecting pipe (501), and an exhaust pipe (504) is fixedly installed at the upper end of the activated carbon adsorption tank (503).

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