CN210699420U - Oil gas recovery device adopting double-pipeline condensation method - Google Patents

Abstract

The utility model discloses a double-pipeline condensation method vapor recovery system device relates to vapor recovery system technical field. The utility model discloses a protective housing, one side swing joint of protective housing has the chamber door, a side welding of chamber door has the handle, the one end welding of protective housing's inner wall has first mount, first active carbon adsorption jar has been placed to the medial surface of first mount, first active carbon adsorption jar's upper end is fixed with automatic exhaust valve, an end face of first active carbon adsorption jar is fixed with the oil gas conveyer pipe, the bottom mounting of first active carbon adsorption jar has first conveyer pipe, the side face is fixed with the vacuum pump all around of first conveyer pipe, the bottom mounting of first conveyer pipe has the condenser. The utility model discloses a series of structural design make the device direct assembly subaerial, the maintenance of being convenient for more, and can carry through two pipelines when the tank wagon irritates oil to the oil tank, carry the oil gas alone and be convenient for retrieve more.

Description

Oil gas recovery device adopting double-pipeline condensation method

Technical Field

The utility model relates to an oil gas recovery technical field, more specifically say, relate to a double-pipe condensing method oil gas recovery device.

Background

Gas recovery of filling station indicates at loading and unloading petrol and for the in-process that the vehicle refueled, and the petrol oil gas that will volatilize is collected, changes oil gas into liquid from the gaseous state, becomes petrol again, reaches recycle's purpose, and current oil gas recovery device is in case the damage maintenance is unusual troublesome appearing, and uses a pipeline to carry petrol to the oil tank often loading and unloading petrol in, fluid and oil gas together carry the recovery of the oil gas of being not convenient for, the utility model discloses a new solution is proposed to above problem.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a double-pipe condensing method vapor recovery system device to solve the technical problem who mentions in the background art.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A double-pipeline condensation method oil gas recovery device comprises a protective shell, wherein a box door is movably connected to one side of the protective shell, a handle is welded to one side face of the box door, a first fixing frame is welded to one end of the inner wall of the protective shell, a first active carbon adsorption tank is placed on the inner side face of the first fixing frame, an automatic exhaust valve is fixed to the upper end of the first active carbon adsorption tank, an oil gas conveying pipe is fixed to one end face of the first active carbon adsorption tank, a first conveying pipe is fixed to the bottom end of the first active carbon adsorption tank, a vacuum pump is fixed to the side face of the first conveying pipe, a condenser is fixed to the bottom end of the first conveying pipe, a liquid discharge pipe is fixed to one end of the condenser, one end of the liquid discharge pipe is fixedly connected with the oil liquid conveying pipe, the liquid discharge pipe is welded to the oil liquid conveying pipe, a second conveying pipe is, the upper end of second conveyer pipe is fixed with the second active carbon adsorption jar, the inside at protective housing is fixed through the second mount to the second active carbon adsorption jar, the upper end and the automatic exhaust valve of second active carbon adsorption jar are connected.

Preferably, the protective casing is connected with the box door through a hinge.

In any of the above schemes, preferably, the inner diameter of one end of the first fixing frame is consistent with the outer diameter of the first activated carbon adsorption tank, and the inner diameter of one end of the second fixing frame is consistent with the outer diameter of the second activated carbon adsorption tank.

It is preferred in any one of the above-mentioned schemes, automatic exhaust valve is including motor, pivot, threaded rod, sealed piece and exhaust emission pipe, the output of motor is fixed with the pivot, the inboard of pivot is fixed with the threaded rod, the lower extreme of threaded rod is fixed with sealed piece, the lower extreme of sealed piece is provided with exhaust emission pipe.

In any of the above solutions, preferably, the rotating shaft is connected with the threaded rod through a thread.

In any of the above schemes, preferably, the circumferential sides of the first activated carbon adsorption tank and the second activated carbon adsorption tank are welded with fixing rings, and the two fixing rings are respectively placed on the upper surfaces of the first fixing frame and the second fixing frame.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the oil liquid in the oil tank truck of the utility model finally flows into the oil tank of a gas station along the oil liquid conveying pipe, the oil gas upwards floats to enter the oil gas conveying pipe, finally enters the first activated carbon adsorption tank, the oil gas conveying pipe can adsorb most of light hydrocarbon in the oil gas, then the automatic exhaust valve is opened through the motor, the tail gas reaching the standard after most of light hydrocarbon is removed is discharged to the atmosphere from the first activated carbon adsorption tank, then the first activated carbon adsorption tank with saturated adsorption is pumped out by using a vacuum pump, the light hydrocarbon is desorbed and conveyed into the condenser through the first conveying pipe, the temperature is precooled to about +2 ℃ by the condenser, water vapor is removed, the light hydrocarbon is condensed to-40 ℃, most of light hydrocarbon is condensed into liquid oil, then the liquid oil is flowed into the oil liquid conveying pipe through the liquid discharge pipe, finally the oil flows into the oil tank, and the gas which is not condensed enters the second activated carbon, adsorbing the residual light hydrocarbon and then discharging the gas;

(2) the utility model discloses direct assembly is subaerial, only needs to use the key to open the chamber door and can maintain the subassembly in the device when the subassembly appears damaging in the device, and the maintenance finishes the back and uses the key to close the chamber door can.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic view of the overall internal structure of the present invention;

fig. 3 is a schematic structural view of the automatic exhaust valve of the present invention.

The reference numbers in the figures illustrate:

1. a protective housing; 2. a box door; 3. a handle; 4. an oil gas delivery pipe; 5. an oil liquid conveying pipe; 6. an automatic exhaust valve; 7. a first activated carbon adsorption tank; 8. a first fixing frame; 9. a second activated carbon adsorption tank; 10. a second fixing frame; 11. a first delivery pipe; 12. a vacuum pump; 13. a condenser; 14. a liquid discharge pipe; 15. a second delivery pipe; 16. a motor; 17. a rotating shaft; 18. a threaded rod; 19. a sealing block; 20. an exhaust gas discharge pipe.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are used in a broad sense, and for example, "connected," may be fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediate medium, or connected between two elements.

The specific embodiment is as follows:

referring to fig. 1-3, a dual-pipeline condensing oil gas recovery device comprises a protective casing 1, a box door 2 is movably connected to one side of the protective casing 1, a handle 3 is welded to one side of the box door 2, a first fixing frame 8 is welded to one end of the inner wall of the protective casing 1, a first activated carbon adsorption tank 7 is placed on the inner side surface of the first fixing frame 8, activated carbon is arranged inside the first activated carbon adsorption tank 7 and can adsorb light hydrocarbons in oil gas, an automatic exhaust valve 6 is fixed to the upper end of the first activated carbon adsorption tank 7, an oil gas conveying pipe 4 is fixed to one end surface of the first activated carbon adsorption tank 7, a first conveying pipe 11 is fixed to the bottom end of the first activated carbon adsorption tank 7, a vacuum pump 12 is fixed to the peripheral side surface of the first conveying pipe 11, a condenser 13 is fixed to the bottom end of the first conveying pipe 11, water vapor in oil gas can be removed by precooling through, it can become the liquid with the oil gas condensation to continue the cooling, retrieve, the one end of condenser 13 is fixed with fluid-discharge tube 14, the one end and the fluid conveyer pipe 5 fixed connection of fluid-discharge tube 14, fluid-discharge tube 14 and fluid conveyer pipe 5 welded connection, the top of condenser 13 one end is fixed with second conveyer pipe 15, the upper end of second conveyer pipe 15 is fixed with second active carbon adsorption tank 9, second active carbon adsorption tank 9 passes through second mount 10 to be fixed in the inside of protecting sheathing 1, the upper end and the automatic exhaust valve 6 of second active carbon adsorption tank 9 are connected, and the device assembly is subaerial, only need to use the key to open chamber door 2 when the damage appears in the device chamber door and can maintain the subassembly in the device, it can to use the key to close chamber door 2 after the maintenance finishes.

In this embodiment, the protective casing 1 is hinged to the door 2 for easier maintenance of the device.

In this embodiment, in order to more conveniently fix first active carbon adsorption jar 7 and second active carbon adsorption jar 9, the internal diameter of 8 one ends of first mount is unanimous with the external diameter size of first active carbon adsorption jar 7, and the internal diameter of 10 one ends of second mount is unanimous with the external diameter size of second active carbon adsorption jar 9.

In this embodiment, in order to normally discharge gas from the first activated carbon adsorption tank 7 and the second activated carbon adsorption tank 9, the automatic exhaust valve 6 includes a motor 16, a rotating shaft 17, a threaded rod 18, a sealing block 19 and an exhaust gas discharge pipe 20, the rotating shaft 17 is fixed to the output end of the motor 16, the threaded rod 18 is fixed to the inner side of the rotating shaft 17, the sealing block 19 is fixed to the lower end of the threaded rod 18, and the exhaust gas discharge pipe 20 is arranged at the lower end of the sealing block 19.

In the present embodiment, the rotation shaft 17 is screwed with the threaded rod 18 in order to allow the automatic exhaust valve 6 to be used normally.

In this embodiment, in order to more conveniently fix first activated carbon adsorption jar 7 and second activated carbon adsorption jar 9, the week side face of first activated carbon adsorption jar 7 and second activated carbon adsorption jar 9 has all welded the retainer plate, and two retainer plates are placed respectively at the upper surface of first mount 8 and second mount 10.

The working principle is as follows:

when in use, the oil gas delivery pipe 4 is assembled above the oil tank truck, the oil delivery pipe 5 is assembled below the oil tank truck, oil liquid in the oil tank truck finally flows into an oil tank of a gas station along the oil delivery pipe 5, the oil gas floats upwards to enter the oil gas delivery pipe 4 and finally enters the first activated carbon adsorption tank 7, the oil gas delivery pipe 4 can adsorb most of light hydrocarbon in the oil gas, then the automatic exhaust valve 6 is opened through the motor 16, the tail gas which reaches the standard after most of light hydrocarbon is removed is exhausted to the atmosphere through the first activated carbon adsorption tank 7, then the first activated carbon adsorption tank 7 which is saturated in adsorption is evacuated through the vacuum pump 12, the light hydrocarbon is desorbed and is delivered into the condenser 13 through the first delivery pipe 11, the condenser 13 precools to about +2 ℃, water vapor is removed, the water vapor is condensed to-40 ℃, most of the light hydrocarbon is condensed into liquid oil, then flows into the oil liquid conveying pipe 5 through the liquid discharge pipe 14 and finally flows into the oil tank, and the uncondensed gas enters the second activated carbon adsorption tank 9 through the second conveying pipe 15 and is discharged after the residual light hydrocarbon is adsorbed.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (6)

1. The utility model provides a double-pipeline condensation method oil gas recovery device, includes protective housing (1), its characterized in that, one side swing joint of protective housing (1) has chamber door (2), the side welding of chamber door (2) has handle (3), the one end welding of the inner wall of protective housing (1) has first mount (8), first active carbon adsorption tank (7) have been placed to the medial surface of first mount (8), the upper end of first active carbon adsorption tank (7) is fixed with automatic vent valve (6), a terminal surface of first active carbon adsorption tank (7) is fixed with oil gas conveyer pipe (4), the bottom mounting of first active carbon adsorption tank (7) has first conveyer pipe (11), the side fixing of week of first conveyer pipe (11) has vacuum pump (12), the bottom mounting of first conveyer pipe (11) has condenser (13), the one end of condenser (13) is fixed with fluid-discharge tube (14), the one end and fluid conveyer pipe (5) fixed connection of fluid-discharge tube (14), fluid-discharge tube (14) and fluid conveyer pipe (5) welded connection, the top of condenser (13) one end is fixed with second conveyer pipe (15), the upper end of second conveyer pipe (15) is fixed with second active carbon adsorption jar (9), the inside at protecting sheathing (1) is fixed through second mount (10) in second active carbon adsorption jar (9), the upper end and the automatic exhaust valve (6) of second active carbon adsorption jar (9) are connected.

2. The double-pipeline condensation method oil and gas recovery device according to claim 1, characterized in that: the protective casing (1) is connected with the box door (2) through hinges.

3. The double-pipeline condensation method oil and gas recovery device according to claim 1, characterized in that: the inner diameter of one end of the first fixing frame (8) is consistent with the outer diameter of the first activated carbon adsorption tank (7), and the inner diameter of one end of the second fixing frame (10) is consistent with the outer diameter of the second activated carbon adsorption tank (9).

4. The double-pipeline condensation method oil and gas recovery device according to claim 1, characterized in that: automatic discharge valve (6) are including motor (16), pivot (17), threaded rod (18), sealed piece (19) and exhaust emission pipe (20), the output of motor (16) is fixed with pivot (17), the inboard of pivot (17) is fixed with threaded rod (18), the lower extreme of threaded rod (18) is fixed with sealed piece (19), the lower extreme of sealed piece (19) is provided with exhaust emission pipe (20).

5. The dual-pipeline condensing oil-gas recovery device according to claim 4, wherein: the rotating shaft (17) is connected with the threaded rod (18) through threads.

6. The double-pipeline condensation method oil and gas recovery device according to claim 1, characterized in that: the side surfaces of the first activated carbon adsorption tank (7) and the second activated carbon adsorption tank (9) are welded with fixing rings, and the fixing rings are respectively arranged on the upper surfaces of the first fixing frame (8) and the second fixing frame (10).

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