CN213528014U

CN213528014U - Tertiary oil gas recovery unit

Info

Publication number: CN213528014U
Application number: CN202022407418.8U
Authority: CN
Inventors: 许志平
Original assignee: Beijing Bohai Qingchuang Technology Co ltd
Current assignee: Beijing Bohai Qingchuang Technology Co ltd
Priority date: 2020-10-27
Filing date: 2020-10-27
Publication date: 2021-06-25
Anticipated expiration: 2030-10-27

Abstract

The utility model discloses a tertiary oil gas recovery device, which comprises an oil storage tank, wherein a treatment box is arranged at the top of one side of the oil storage tank, a first air inlet is connected between the treatment box and the oil storage tank, a vacuum pump is installed at the first air inlet, an air outlet of the vacuum pump is connected with an air inlet pipe, the air inlet pipe is communicated with a condensing box, the condensing box is installed on the side walls of two ends of the middle position of the treatment box, an oil guide plate is connected inside the condensing box, and a collecting box is arranged at the bottom of the condensing box; adsorption tanks are arranged on the side walls of the two sides of the treatment tank positioned at the top of the condenser tank, adsorption tanks are connected inside the adsorption tanks, and activated carbon is arranged inside the adsorption tanks; the bottom end of the three-way pipe is connected with an air return pipe, and a fifth explosion-proof electromagnetic valve is arranged on the air return pipe. Make this cubic oil gas recovery device, easy operation, abundant effectual separation recovery oil gas reduces the potential safety hazard, reduces the oil resource waste, the environmental protection, reduces economic loss.

Description

Tertiary oil gas recovery unit

Technical Field

The utility model relates to an oil gas recovery technical field specifically is a cubic oil gas recovery device.

Background

The oil gas recovery is an energy-saving and environment-friendly new technology, the oil gas discharged in the processes of storage, transportation, loading and unloading of oil products is recovered by using the oil gas recovery technology, the atmospheric pollution caused by volatilization of the oil gas is prevented, the potential safety hazard is eliminated, and the economic loss is reduced by improving the utilization rate of energy sources, so that considerable benefit return is obtained. Common methods include systems such as adsorption, absorption, condensation, and membrane separation. The traditional oil gas recovery device adopts a single treatment method, has a single treatment structure, is incomplete in oil gas recovery, causes high oil content of gas discharged into the atmosphere, wastes oil resources, has certain potential safety hazards, and causes economic loss. Therefore, we propose a tertiary oil and gas recovery device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cubic vapor recovery system device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a tertiary oil gas recovery device is designed, and comprises an oil storage tank, wherein a treatment tank is arranged at the top of one side of the oil storage tank, a first air inlet is connected between the treatment tank and the oil storage tank, a vacuum pump is installed at the first air inlet, an air inlet pipe is connected at the air outlet of the vacuum pump, the air inlet pipe is communicated with a condensation tank, the condensation tank is installed on the side walls of two ends of the middle position of the treatment tank, an oil guide plate is connected inside the condensation tank, a collection box is arranged at the bottom of the condensation tank, an oil return port is communicated between the collection box and the condensation tank, an oil delivery pipe is communicated with one side of the collection box, a gear pump is installed on the oil delivery pipe, the output end of the gear pump is connected with an oil return pipe, the;

the adsorption tank is installed on the side walls of the two sides of the treatment tank located at the top of the condenser tank, a second air inlet is communicated between the adsorption tank and the condenser tank, an adsorption tank is connected inside the adsorption tank, activated carbon is arranged inside the adsorption tank, the top of one side of the adsorption tank is connected with an air outlet pipe, a three-way pipe is installed at the end of the air outlet pipe, an exhaust pipe is arranged at the end of the top of the three-way pipe, a fourth explosion-proof electromagnetic valve is installed on the exhaust pipe, the end of the bottom of the three-way pipe is connected with an air return pipe, the air return pipe is communicated with the first air inlet.

Preferably, the oil storage tank top is equipped with the oil tank mouth, oil tank mouth one side is connected with unloads oil pipe, unload and install first explosion-proof solenoid valve on the oil pipe, the oil tank mouth upwards is connected with adds oil pipe, and adds oil pipe and extend to the oil storage tank bottom, it is equipped with the explosion-proof solenoid valve of second to add oil pipe.

Preferably, a first oil-gas detector is mounted on the inner wall of the top of the adsorption tank.

Preferably, an explosion-proof liquid level sensor is arranged on the inner wall of the bottom of the oil storage tank, and a second oil and gas detector is connected to the inner wall of the top of the oil storage tank.

Compared with the prior art, the beneficial effects of the utility model are that: according to the tertiary oil gas recovery device, the vacuum pump and the first air inlet pipe are arranged, so that oil gas transfer in the oil storage tank can be accelerated, and the effect of quickly pumping out oil gas in the oil storage tank is achieved; by arranging the condensing box, the oil guide plate, the collecting box, the oil conveying pipe, the gear pump, the oil return pipe and the third explosion prevention electromagnetic valve, oil gas pumped out by the vacuum pump can be cooled, and the effect of effectively condensing and separating the oil and the gas is achieved; by arranging the adsorption box, the adsorption tank and the activated carbon, the condensed oil gas can be adsorbed, and the effect of repeatedly recovering and treating the oil gas is achieved; through setting up first oil gas detector, muffler, can flow back unqualified oil gas after condenser box and adsorption tank are handled to first air inlet, reach the effect of repeated recovery processing oil gas that does not reach standard. Make this cubic oil gas recovery device, easy operation, abundant effectual recovery oil resource reduces the potential safety hazard, reduces the oil resource waste, the environmental protection, reduces economic loss.

Drawings

Fig. 1 is the utility model provides a cubic oil gas recovery device's schematic structure.

In the figure: the device comprises an oil storage tank 1, an oil tank port 2, an oil discharge pipe 3, a first explosion-proof electromagnetic valve 4, an oil filling pipe 5, a second explosion-proof electromagnetic valve 6, a treatment box 7, a first air inlet 8, a vacuum pump 9, an air inlet pipe 10, a condensation box 11, an oil guide plate 12, a collection box 13, an oil delivery pipe 14, a gear pump 15, an oil return pipe 16, a third explosion-proof electromagnetic valve 17, a second air inlet 18, an adsorption box 19, an adsorption tank 20, active carbon 21, an air outlet pipe 22, a three-way pipe 23, an exhaust pipe 24, a fourth explosion-proof electromagnetic valve 25, an air return pipe 26, a fifth explosion-proof electromagnetic valve 27, a first oil gas detector 28, an explosion-proof liquid level sensor 29, an oil return port 30.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a cubic vapor recovery system device, including oil storage tank 1, 1 one side top of oil storage tank is equipped with handles case 7, it is connected with first air inlet 8 to handle between case 7 and the oil storage tank 1, 8 departments of first air inlet install vacuum pump 9, the gas outlet department of vacuum pump 9 is connected with intake pipe 10, intake pipe 10 intercommunication condensation box 11, condensation box 11 is installed on the both ends lateral wall of handling 7 intermediate positions of case, 11 internal connection of condensation box has oil deflector 12, condensation box 11 bottom is equipped with collecting box 13, it has oil return opening 30 to link between collecting box 13 and the

condensation box

11, 13 one side intercommunication of collecting box has defeated oil pipe 14, install gear pump 15 on the defeated

oil pipe

14, 15 output of gear pump is connected with oil return pipe 16, oil return pipe 16 links oil tank opening 2, and be equipped with third explosion-proof solenoid valve. Vacuum pump 9 is explosion-proof vacuum air pump, and the wiring end of vacuum pump 9 is connected with power, control switch and second oil gas detector 31 through the wire is external, and through control switch and second oil gas detector 31, second oil gas detector 31 is through giving the PLC system with detected signal transmission, and PLC system control vacuum pump 9 opens and stops. The condensing box 11 is an explosion-proof condensing box, and the wiring end of the condensing box 11 is connected with a power supply and a control switch through wires, and the start and stop of the condensing box 11 are controlled through the control switch. The wiring end of gear pump 15 is external to have power, control switch and the explosion-proof solenoid valve 17 of third, opens and stops through control switch and the explosion-proof solenoid valve 17 control gear pump 15.

Install adsorption tank 19 on the processing case 7 both sides lateral wall that is located the condensing box 11 top, it has second air inlet 18 to link up between adsorption tank 19 and the

condensing box

11, 19 internal connection of adsorption tank has

adsorption tank

20, 20 inside activated carbon 21 that are equipped with in adsorption tank, 19 one side tops of adsorption tank are connected with outlet duct 22, three-way pipe 23 is installed to outlet duct 22 end, 23 top ends of three-way pipe are equipped with blast pipe 24, install fourth explosion-proof solenoid valve 25 on the

blast pipe

24, 23 bottom ends of three-way pipe are connected with muffler 26, and muffler 26 communicates first air inlet 8 downwards, be equipped with fifth explosion-proof solenoid valve 27 on muffler 26.

Specifically, when the tertiary oil-gas treatment device is used, firstly, the condensing box 11 is opened through a control switch of the condensing box 11, the oil transportation vehicle is butted with an oil discharge pipe 3, the first explosion-proof electromagnetic valve 4 is opened, oil on the oil transportation vehicle is discharged into the oil storage tank 1, the vacuum pump 9 is opened, original oil gas reaches the inside of the condensing box 11 through the air inlet pipe 10, then the original oil gas is cooled through the condensing box 11, the oil and the gas are primarily separated, the separated oil enters the collection box 13 through the oil guide plate 12, the separated gas reaches the adsorption box 19 through the second air inlet 18, through the adsorption effect of the activated carbon 21 in the adsorption tank 20, the separated gas contains a small amount of organic matters and is adsorbed by the activated carbon 21 again, the adsorbed gas is detected by the first oil-gas detector 28, if the oil-gas detection reaches the standard, the first oil-gas detector 28 transmits signals to the PLC system, and the PLC system controls the fourth explosion-proof electromagnetic valve 25 to be opened, gas emission to reach standard to the atmosphere, if not up to standard, then PLC system transmission signal is given to first oil gas detector 28, PLC system control fifth explosion-proof solenoid valve 27 is opened, gas that will not reach standard passes through vacuum pump 9 again through muffler 26, repeated oil gas cooling adsorption treatment reaction, then open gear pump 15 and third explosion-proof solenoid valve, take out the separation oil in the collecting box 13 in the oil storage tank 1, detect the inside oil gas of oil storage tank 1 through second oil gas detector 31 at last, give the PLC system with the detected signal transmission, PLC system control vacuum pump 9 is opened, take out the cooling recovery with the oil gas in the oil storage tank 1.

Further, 1 top of oil storage tank is equipped with oil tank mouth 2, and oil tank mouth 2 one side is connected with oil discharge pipe 3, installs first explosion-proof solenoid valve 4 on the oil discharge pipe 3, and oil tank mouth 2 upwards is connected with adds oil pipe 5, and adds oil pipe 5 and extend to 1 bottom of oil storage tank, adds oil pipe 5 and is equipped with second explosion-proof solenoid valve 6.

Further, a first oil and gas detector 28 is mounted on the inner wall of the top of the adsorption tank 19. The wiring end of the first oil gas detector 28 is externally connected with a power supply, a PLC system, a fourth explosion-proof electromagnetic valve 25 and a fifth explosion-proof electromagnetic valve 27, a detection signal of the first oil gas detector 28 is transmitted to the PLC system, and the PLC system controls the on and off of the fourth explosion-proof electromagnetic valve 25 and the fifth explosion-proof electromagnetic valve 27.

Furthermore, an explosion-proof liquid level sensor 29 is arranged on the inner wall of the bottom of the oil storage tank 1, and a second oil and gas detector 31 is connected to the inner wall of the top of the oil storage tank 1. The wiring end of the explosion-proof liquid level sensor 29 is externally connected with a first explosion-proof electromagnetic valve 4, a PLC system and a power supply, the explosion-proof liquid level sensor 29 detects the oil quantity inside the oil storage tank, a detection signal is transmitted to the PLC system, and the PLC system controls the start and stop of the first explosion-proof electromagnetic valve 4.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cubic oil gas recovery unit, includes oil storage tank (1), its characterized in that: the oil storage tank is characterized in that a treatment tank (7) is arranged at the top of one side of the oil storage tank (1), a first air inlet (8) is connected between the treatment tank (7) and the oil storage tank (1), a vacuum pump (9) is installed at the position of the first air inlet (8), an air inlet pipe (10) is connected to the air outlet of the vacuum pump (9), the air inlet pipe (10) is communicated with a condensation tank (11), the condensation tank (11) is installed on the side walls of the two ends of the middle position of the treatment tank (7), an oil guide plate (12) is connected inside the condensation tank (11), a collection box (13) is arranged at the bottom of the condensation tank (11), an oil return opening (30) is communicated between the collection box (13) and the condensation tank (11), an oil conveying pipe (14) is communicated with one side of the collection box (13), an oil gear pump (15) is installed on the oil, the oil return pipe (16) is communicated with the oil tank opening (2), and a third explosion-proof electromagnetic valve (17) is arranged on the oil return pipe (16);

install adsorption tank (19) on being located processing case (7) both sides lateral wall at condensing box (11) top, it has second air inlet (18) to link up between adsorption tank (19) and condensing box (11), adsorption tank (19) internal connection has adsorption tank (20), adsorption tank (20) inside is equipped with active carbon (21), adsorption tank (19) one side top is connected with outlet duct (22), three-way pipe (23) are installed to outlet duct (22) end, three-way pipe (23) top end is equipped with blast pipe (24), install fourth explosion-proof solenoid valve (25) on blast pipe (24), three-way pipe (23) bottom end is connected with muffler (26), and muffler (26) first air inlet (8) of intercommunication downwards, be equipped with fifth explosion-proof solenoid valve (27) on muffler (26).

2. The tertiary oil and gas recovery device of claim 1, wherein: oil storage tank (1) top is equipped with oil tank mouth (2), oil tank mouth (2) one side is connected with unloads oil pipe (3), unload and install first explosion-proof solenoid valve (4) on oil pipe (3), oil tank mouth (2) upwards are connected with oil filling pipe (5), and oil filling pipe (5) extend to oil storage tank (1) bottom, oil filling pipe (5) are equipped with second explosion-proof solenoid valve (6).

3. The tertiary oil and gas recovery device of claim 1, wherein: and a first oil-gas detector (28) is arranged on the inner wall of the top of the adsorption tank (19).

4. The tertiary oil and gas recovery device of claim 1, wherein: be equipped with explosion-proof level sensor (29) on oil storage tank (1) bottom inner wall, be connected with second oil gas detector (31) on oil storage tank (1) top inner wall.