CN209835837U - Portable skid-mounted oil gas field effluent treatment plant - Google Patents
Portable skid-mounted oil gas field effluent treatment plant Download PDFInfo
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- CN209835837U CN209835837U CN201920525955.7U CN201920525955U CN209835837U CN 209835837 U CN209835837 U CN 209835837U CN 201920525955 U CN201920525955 U CN 201920525955U CN 209835837 U CN209835837 U CN 209835837U
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Abstract
The utility model discloses a movable skid-mounted oil and gas field wastewater treatment device.A coarse filtration chamber, a fine filtration chamber, a flocculation settling chamber and an air flotation chamber are sequentially arranged in a movable box from left to right; a connecting pipe is arranged in the mobile box, one end of the connecting pipe is connected with the top of the coarse filtration chamber, the other end of the connecting pipe is connected with an air flotation chamber, the air flotation chamber comprises a first dissolved air distribution layer, a second dissolved air distribution layer and a reaction cavity, and the reaction cavity is arranged between the first distribution layer and the second distribution layer; first solution gas distributes the layer, the second dissolves the gas distribution layer and all is connected with dissolves the gas generator, be equipped with first ejector and second ejector in the reaction chamber, first ejector and first solution gas distribute the layer intercommunication, second ejector and second dissolve the gas distribution layer intercommunication, the water conservancy diversion subassembly includes first guide plate and second guide plate, reaction chamber top is located to first guide plate and locates the connecting pipe bottom, the second guide plate is connected and is located the reaction chamber middle part with second solution gas distribution layer.
Description
Technical Field
The utility model relates to an oil gas field waste water treatment equipment's technical field, specific theory indicates a portable skid-mounted oil gas field effluent treatment plant.
Background
The water content is usually 70 ~ 80% in the oil field extraction liquid, some oil fields can even reach 90%, the water content increases gradually, thereby lead to the waste water volume to increase gradually, the direct emission of waste water, can cause great environmental pollution, if handle waste water and recycle after reaching emission standard, not only can improve the utilization ratio of waste water, can also the water economy resource, waste water through after handling can directly reinject the oil field earth's surface, than the pressure that supplyes the bottom, handle and reinjection oil-containing waste water is the oil field and realize sustainable development and improve an important way of oil field economic benefits saving cost.
The movable skid-mounted oil field wastewater treatment device in the prior art is complex and low in treatment efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model provides a portable skid-mounted oil gas field effluent treatment plant for solve and exist among the prior art: the movable skid-mounted oil field wastewater treatment device is complex and low in treatment efficiency.
In order to solve the technical problem, reach the beneficial effect of not flash in chemical industry reaction, the utility model discloses a following technical scheme realizes:
the device comprises a moving box, wherein pulleys are arranged at the bottom of the moving box, and a coarse filtering chamber, a fine filtering chamber, a flocculation settling chamber and an air flotation chamber are sequentially arranged in the moving box from left to right;
a connecting pipe is arranged in the moving box, one end of the connecting pipe is connected with the top of the coarse filtering chamber, the other end of the connecting pipe is connected with the air flotation chamber, and a wastewater inlet is formed in the bottom of the coarse filtering chamber;
the air floatation chamber comprises a first dissolved air distribution layer, a second dissolved air distribution layer and a reaction cavity, and the reaction cavity is arranged between the first distribution layer and the second distribution layer; the first dissolved air distribution layer and the second dissolved air distribution layer are both connected with a dissolved air generator, and the dissolved air generator comprises a dissolved air pump and a dissolved air tank;
the upper part of the reaction cavity is provided with a waste residue discharge port, a first ejector and a second ejector are arranged in the reaction cavity, the first ejector is communicated with the first dissolved air distribution layer, and the second ejector is communicated with the second dissolved air distribution layer;
a flow guide assembly is arranged in the reaction cavity and comprises a first flow guide plate and a second flow guide plate, the first flow guide plate is arranged at the top end of the reaction cavity and at the bottom of the connecting pipe, the second flow guide plate is connected with the second dissolved air distribution layer and is positioned in the middle of the reaction cavity, and the first ejector is positioned below the first flow guide plate; the second ejector is arranged above the second guide plate.
In order to better realize the utility model, the bottom of the air flotation chamber is provided with a flow guide port communicated with the flocculation settling chamber, the top of the flocculation settling chamber is provided with a flow guide port communicated with the fine filtration chamber, and the bottom of the flocculation settling chamber is provided with a solid slag discharge port; the top of the fine filter is arranged at a flow guide port communicated with the coarse filter chamber.
In order to better realize the utility model discloses, it is further, the smart filter chamber is equipped with one-level filtration chamber and second grade filter chamber, be equipped with the active carbon in the one-level filtration chamber, be equipped with inorganic membrane filter in the second grade filter chamber, second filter chamber bottom is equipped with the outlet.
In order to better realize the utility model discloses, it is further still be equipped with the third in the first filter chamber and dissolve gas distribution layer and third jet flow ware, the third dissolve gas distribution layer with dissolve the gas generator and connect.
For better realization the utility model discloses, it is further, first guide plate with the equal downward sloping of second guide plate, inclination is 30 ~ 60 degrees.
In order to better realize the utility model discloses, it is further, coarse filtration room includes gravel layer, metalling and the cobble layer that sets gradually under the from top to bottom, it is equipped with the inlet tube to remove the case, the inlet tube is close to the cobble layer.
For better realization the utility model discloses, it is further, it is equipped with the anticorrosive coating to remove the bottom of the case portion.
The embodiment of the utility model provides a beneficial effect is: the oil and gas field wastewater sequentially passes through a coarse filtration chamber, an air flotation chamber, a flocculation settling chamber and a fine filtration chamber which are arranged in the device, and large impurities in the oil and gas field wastewater are primarily treated through the coarse filtration chamber; then, suspended emulsion, oil, inorganic matters and sulfides in the impurities of the oil and gas field are subjected to oxidation reaction through an air flotation chamber to achieve a certain impurity removal effect; then the wastewater is flocculated and precipitated through a flocculating and precipitating chamber to achieve the effect of further purification, and finally the wastewater is finely filtered through a fine filtering chamber to finally reach the discharge standard;
the device has the advantages that the first guide plate, the second guide plate, the first ejector and the second ejector are arranged in the air flotation chamber, and the oil-gas field wastewater is effectively contacted with dissolved gas and fully reacted under the synergistic action of the devices, so that the wastewater is efficiently purified, the wastewater discharge requirement is further met, the device is simple in structure and easy to operate, and the operation cost of an enterprise can be effectively saved;
this device adopts portable sled dress simultaneously, locates the mobile box with above-mentioned equipment to through set up the pulley in mobile box bottom, thereby the oil gas field waste water rapid treatment of being convenient for, and the direct reinjection of water after will handling is oil gas field ground surface again.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a process flow diagram of the mobile skid-mounted oil and gas field wastewater treatment device of the present invention;
fig. 2 is the structure schematic diagram of the mobile skid-mounted oil and gas field wastewater treatment device of the utility model.
Icon: 10-a mobile box; 11-a pulley; 12-a connecting tube; 13-an anticorrosive layer; 21-a sandstone layer; 22-a crushed stone layer; 23-cobblestone layer; 31-a first dissolved air distribution layer; 32-a second dissolved air distribution layer; 33-a reaction chamber; 34-a dissolved air pump; 35-dissolved air tank; 36-a first ejector; 37-a second ejector; 38-a first baffle; 39-a second baffle; 40-a flocculation precipitation chamber; 41-solid slag discharge port; 51-primary filter chamber; 52-secondary filter chamber; 53-water outlet; 54-third gas-dissolved layer; 55-third jet.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
A movable skid-mounted oil and gas field wastewater treatment device is shown in figures 1-2 and comprises a movable box 10, wherein pulleys 11 are arranged at the bottom of the movable box 10, and a coarse filtration chamber, a fine filtration chamber, a flocculation settling chamber and an air flotation chamber are sequentially arranged in the movable box 10 from left to right;
a connecting pipe 12 is arranged in the mobile box 10, one end of the connecting pipe 12 is connected with the top of the coarse filtration chamber, the other end of the connecting pipe 12 is connected with the air flotation chamber, and a wastewater inlet is arranged at the bottom of the coarse filtration chamber;
the air flotation chamber comprises a first dissolved air distribution layer 31, a second dissolved air distribution layer 32 and a reaction cavity 33, wherein the reaction cavity 33 is arranged between the first distribution layer and the second distribution layer; the first dissolved air distribution layer 31 and the second dissolved air distribution layer 32 are both connected with a dissolved air generator, and the dissolved air generator comprises a dissolved air pump 34 and a dissolved air tank 35;
a waste residue discharge port is arranged at the upper part of the reaction cavity 33, a first ejector 36 and a second ejector 37 are arranged in the reaction cavity 33, the first ejector 36 is communicated with the first dissolved air distribution layer 31, and the second ejector 37 is communicated with the second dissolved air distribution layer 32;
a flow guide assembly is arranged in the reaction chamber 33, the flow guide assembly comprises a first flow guide plate 38 and a second flow guide plate 39, the first flow guide plate 38 is arranged at the top end of the reaction chamber 33 and arranged at the bottom of the connecting pipe 12, the second flow guide plate 39 is connected with the second dissolved air distribution layer 32 and is positioned in the middle of the reaction chamber 33, and the first ejector 36 is positioned below the first flow guide plate 38; the second ejector 37 is disposed above the second baffle 39.
Further, a flow guide port communicated with the flocculation settling chamber 40 is formed in the bottom of the air flotation chamber, a flow guide port communicated with the fine filtering chamber is formed in the top of the flocculation settling chamber 40, and a solid slag discharge port 41 is formed in the bottom of the flocculation settling chamber 40; the top of the fine filter is arranged at a flow guide port communicated with the coarse filter chamber.
Further, the fine filtration chamber is provided with a primary filtration chamber 51 and a secondary filtration chamber 52, activated carbon is arranged in the primary filtration chamber 51, an inorganic membrane filter is arranged in the secondary filtration chamber 52, and a water outlet 53 is arranged at the bottom of the second filtration chamber.
Further, a third dissolved air distribution layer and a third jet flow device 55 are arranged in the first filtering cavity, and the third dissolved air distribution layer is connected with the dissolved air generator.
Further, the first guide plate 38 and the second guide plate 39 are both inclined downwards, and the inclination angle is 30-60 degrees.
Further, the coarse filtration chamber includes gravel layer 21, rubble layer 22 and the cobble layer 23 that set gradually from top to bottom, the removal case 10 is equipped with the inlet tube, the inlet tube is close to the cobble layer 23.
Further, the bottom of the mobile box 10 is provided with an anticorrosive coating 13.
The specific implementation mode is as follows: this device is portable sled dress oil gas field effluent treatment plant, and the flow of main processing waste water is as figure 1, is equipped with coarse filtration room, fine filtration room, flocculation settling chamber and flotation chamber in the removal case 10 of this device, and the coarse filtration room carries out prefilter to oil gas field waste water through gravel layer 21, rubble layer 22 and the cobble layer 23 that set gradually from top to bottom, because the waste water inlet port sets up in coarse filtration room bottom, consequently can great degree filter some large-scale impurity and waste residue.
The wastewater after primary filtration enters an air floating chamber under the action of a connecting pipe 12, the air floating chamber is formed by combining a first dissolved air distribution layer 31, a second dissolved air distribution layer 32 and a reaction chamber 33, wherein the first dissolved air distribution layer 31 and the second dissolved air distribution layer 32 are both connected with a dissolved air generator, as shown in fig. 2, the dissolved air generated by the dissolved air generator is uniformly distributed in the first dissolved air distribution layer 31 and the second dissolved air distribution layer 32, the dissolved air is efficiently and uniformly distributed in the reaction chamber 33 through a first ejector 36 and a second ejector 37, the dissolved air performs sufficient oxidation reaction with the oil-gas field wastewater in the reaction chamber 33 in a jet flow mode, impurities in the wastewater can be removed, a certain amount of suspended slag is generated, and the suspended slag is discharged through a waste slag discharge port.
In order to make the reaction in the reaction chamber 33 more sufficient, the contact area between the waste water and the dissolved gas in the oil and gas field needs to be increased, a first baffle 38 and a second baffle 39 are thus provided in the reaction chamber 33, as shown in figure 2, the first guide plate 38 is arranged at the bottom of the outlet of the connecting pipe 12, and after the wastewater flows out of the connecting pipe 12, the wastewater firstly passes through the first guide plate 38, under the drainage of the first guide plate 38, the oil and gas field wastewater passes through the second guide plate 39, and forms a gradual water flow form in the reaction chamber 33 through the first guide plate 38 and the second guide plate 39, therefore, sufficient oxidation reaction can be generated between the waste water and the dissolved air sent by the first ejector 36 and the second ejector 37, and impurities in the waste water of the oil-gas field can be further removed, wherein the impurities in the waste water of the oil-gas field mainly comprise oils, organic matters, inorganic matters, bacteria, suspended matters, sulfides and the like.
In order to make the design in the reaction chamber 33 more reasonable and the reaction more sufficient, the installation positions of the first guide plate 38 and the second guide plate 39 are further limited, the first guide plate 38 is arranged at the top end of the reaction chamber 33 and is connected with the bottom of the connecting pipe 12, the second guide plate 39 is connected with the second dissolved air distribution layer 32 and is positioned in the middle of the reaction chamber 33, and the first ejector 36 is positioned below the first guide plate 38; the second ejector 37 is arranged above the second guide plate 39, as shown in fig. 2, the structure is more sufficient in contact and more complete in reaction, and meanwhile, in order to make the reaction more sufficient, the installation direction and the angle of the first guide plate 38 and the second guide plate 39 are further limited, specifically, the first guide plate and the second guide plate are installed obliquely downwards, and the installation angle is between 30 and 60 degrees, which is obtained through long-term effective tests, and is more favorable for sufficient contact, and the reaction effect is optimal.
The wastewater after reaction in the reaction chamber flows into the flocculation precipitation chamber 40 through the diversion port, a part of impurities in the wastewater can be precipitated by adding substances such as a flocculating agent into the flocculation precipitation chamber 40, and the precipitated impurities are discharged through the solid residue discharge port 41.
Waste water after the reaction after the flocculation and precipitation further carries out the edulcoration through the smart filter chamber to waste water, wherein the smart filter chamber includes primary filter chamber 51 and secondary filter chamber 52, wherein be provided with active carbon in the primary filter chamber 51, can carry out the edulcoration to impurity in the oil gas field waste water, waste water after through primary filter chamber 51 flows to secondary filter chamber 52 again, through inorganic membrane filter to waste water further edulcoration again, waste water at this moment has basically reached the standard of emission, the rethread outlet 53 discharges and reinjects.
Locate the water conservancy diversion mouth with the coarse filtration chamber intercommunication at the top of one-level filter chamber 51, the miscellaneous liquid after the edulcoration in one-level filter chamber 51 again can flow to the coarse filtration chamber, carries out the new round of processing operation again to improve the purifying effect of waste water, the utilization rate of improvement water resource.
The diversion port, the discharge port, the water discharge port and the like mentioned in the device can be opened and closed by the prior art.
This device simple structure, the operation is simple and easy, can in time handle oil gas field waste water to directly reinjection to the oil gas field with the water after handling, alleviate oil gas field surface pressure.
While embodiments of the present invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (7)
1. The utility model provides a portable skid-mounted oil gas field effluent treatment plant which characterized in that: the device comprises a moving box (10), wherein pulleys (11) are arranged at the bottom of the moving box (10), and a coarse filtration chamber, a fine filtration chamber, a flocculation settling chamber and an air flotation chamber are sequentially arranged in the moving box (10) from left to right;
a connecting pipe (12) is arranged in the movable box (10), one end of the connecting pipe (12) is connected with the top of the coarse filtration chamber, the other end of the connecting pipe (12) is connected with the air flotation chamber, and a wastewater inlet is formed in the bottom of the coarse filtration chamber;
the air flotation chamber comprises a first dissolved air distribution layer (31), a second dissolved air distribution layer (32) and a reaction cavity (33), wherein the reaction cavity (33) is arranged between the first distribution layer and the second distribution layer; the first dissolved air distribution layer (31) and the second dissolved air distribution layer (32) are both connected with a dissolved air generator, and the dissolved air generator comprises a dissolved air pump (34) and a dissolved air tank (35);
a waste residue discharge port is formed in the upper portion of the reaction cavity (33), a first ejector (36) and a second ejector (37) are arranged in the reaction cavity (33), the first ejector (36) is communicated with the first dissolved air distribution layer (31), and the second ejector (37) is communicated with the second dissolved air distribution layer (32);
a flow guide assembly is arranged in the reaction cavity (33), the flow guide assembly comprises a first flow guide plate (38) and a second flow guide plate (39), the first flow guide plate (38) is arranged at the top end of the reaction cavity (33) and at the bottom of the connecting pipe (12), the second flow guide plate (39) is connected with the second dissolved air distribution layer (32) and is positioned in the middle of the reaction cavity (33), and the first ejector (36) is positioned below the first flow guide plate (38); the second ejector (37) is arranged above the second guide plate (39).
2. The mobile skid-mounted oil and gas field wastewater treatment device of claim 1, wherein: the bottom of the air flotation chamber is provided with a flow guide port communicated with a flocculation settling chamber (40), the top of the flocculation settling chamber (40) is provided with a flow guide port communicated with the fine filtration chamber, and the bottom of the flocculation settling chamber (40) is provided with a solid residue discharge port (41); the top of the fine filter is arranged at a flow guide opening communicated with the coarse filter chamber.
3. The mobile skid-mounted oil and gas field wastewater treatment device according to claim 1 or 2, characterized in that: the fine filtration chamber is provided with a primary filtration chamber (51) and a secondary filtration chamber (52), activated carbon is arranged in the primary filtration chamber (51), an inorganic membrane filter is arranged in the secondary filtration chamber (52), and a water outlet (53) is arranged at the bottom of the secondary filtration chamber.
4. The mobile skid-mounted oil and gas field wastewater treatment device of claim 3, wherein: and a third dissolved air distribution layer and a third jet flow device (55) are also arranged in the first filtering cavity, and the third dissolved air distribution layer is connected with the dissolved air generator.
5. The mobile skid-mounted oil and gas field wastewater treatment device of claim 1, wherein: the first guide plate (38) and the second guide plate (39) are inclined downwards, and the inclination angle is 30-60 degrees.
6. The mobile skid-mounted oil and gas field wastewater treatment device of claim 1, wherein: the coarse filtration chamber comprises a gravel layer (21), a gravel layer (22) and a cobble layer (23) which are sequentially arranged from top to bottom, the moving box (10) is provided with a water inlet pipe, and the water inlet pipe is close to the cobble layer (23).
7. The mobile skid-mounted oil and gas field wastewater treatment plant according to claim 1, 2, 4, 5 or 6, characterized in that: the bottom of the movable box (10) is provided with an anticorrosive coating (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525955.7U CN209835837U (en) | 2019-04-16 | 2019-04-16 | Portable skid-mounted oil gas field effluent treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920525955.7U CN209835837U (en) | 2019-04-16 | 2019-04-16 | Portable skid-mounted oil gas field effluent treatment plant |
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| Publication Number | Publication Date |
|---|---|
| CN209835837U true CN209835837U (en) | 2019-12-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920525955.7U Active CN209835837U (en) | 2019-04-16 | 2019-04-16 | Portable skid-mounted oil gas field effluent treatment plant |
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| Country | Link |
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| CN (1) | CN209835837U (en) |
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2019
- 2019-04-16 CN CN201920525955.7U patent/CN209835837U/en active Active
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