CN210559684U

CN210559684U - Ion air-flotation three-in-one purifier

Info

Publication number: CN210559684U
Application number: CN201920798464.XU
Authority: CN
Inventors: 王克春
Original assignee: Hunan Yuzhou Environmental Engineering Co ltd
Current assignee: Hunan Yuzhou Environmental Engineering Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-05-19
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses an ion air-flotation three-in-one purifier, which comprises a main purifying tank and a first liquid inlet pipe; the first liquid inlet pipe extends into the main purification tank, the extending end of the first liquid inlet pipe is provided with an injection device, a filter layer is arranged below the injection device in the main purification tank, the upper end of the main purification tank is communicated with an oil discharge pipe and a sewage discharge pipe, and the lower end of the main purification tank is communicated with a water outlet pipe; the scrubbing device is characterized in that a scrubbing distributor is arranged in the main purification tank, the scrubbing distributor is connected with a convection pipe and an air inlet pipe which both extend inwards from the outside, and the scrubbing distributor extends towards the filter layer and is provided with a plurality of flushing pipes embedded into the filter layer. This design is through filling liquid into the convection current pipe, and the intake pipe fills compressed gas, and compressed gas and liquid discharge through the flushing pipe after scrubbing the distributor and mixing, and the flushing pipe washes out impurity and discharges through the blow off pipe of upper end to the filter layer to realize that the filter layer lasts good efficient filter effect.

Description

Ion air-flotation three-in-one purifier

Technical Field

The utility model relates to an oily water purification equipment field especially relates to a trinity clarifier of ion air supporting.

Background

At present, the domestic oil extraction sewage treatment process is mainly designed aiming at sewage reinjection. The purpose of oilfield sewage treatment is to remove oil, suspended matters and other unfavorable components which are harmful to water injection and easy to cause corrosion and scaling of a water injection system. The physical and chemical properties of the oil extraction sewage of each oil field are different, and the required water quality standards of water injection are different, so that the oil extraction sewage treatment process flows of various oil fields are different. Because of the differences of oil well oil deposit characteristics, produced liquid physical properties, oil field block distribution and the like, and the continuous improvement of the oil field sewage treatment by environmental protection, along with the continuous improvement of the oil field sewage treatment requirement, the difficulty of the oil field sewage treatment is increased gradually, and the traditional treatment equipment is more and more difficult to meet the current requirement.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least. Therefore, the utility model provides an ion air-flotation three-in-one purifier.

The utility model provides a technical scheme that its technical problem adopted is: an ion air-flotation three-in-one purifier comprises a main purifying tank and a first liquid inlet pipe; the first liquid inlet pipe extends into the main purification tank, the extending end of the first liquid inlet pipe is provided with an injection device, a filter layer is arranged below the injection device in the main purification tank, the upper end of the main purification tank is communicated with an oil discharge pipe and a sewage discharge pipe, and the lower end of the main purification tank is communicated with a water outlet pipe; the scrubbing device is characterized in that a scrubbing distributor is arranged in the main purification tank, the scrubbing distributor is connected with a convection pipe and an air inlet pipe which both extend inwards from the outside, and the scrubbing distributor extends towards the filter layer and is provided with a plurality of flushing pipes embedded into the filter layer.

Further, the end part of the flushing pipe is provided with a radial sieve pipe.

Furthermore, a spoiler is arranged between the filter layer and the water outlet pipe, and a plurality of spoilers communicated with the upper space and the lower space of the spoiler are arranged on the spoiler.

Furthermore, the lower end of the spoiler is connected with a supporting pipe, the inside of the supporting pipe is communicated with the main purification tank and extends downwards out of the main purification tank, and the downwards extending part of the supporting pipe is communicated with the water outlet pipe.

Further, the main purification tank top cover is equipped with the head, be provided with an isolation tube in the head, isolation tube lower extreme and main purification tank inner chamber intercommunication, upper end and oil extraction pipe intercommunication, just isolation tube outer wall and head inner wall and main purification tank top outer wall form a blowdown chamber, the blow off pipe is connected in blowdown chamber bottom, the blowdown chamber passes through blowdown screen pipe and main purification tank intercommunication.

Furthermore, the drain pipe and the oil discharge pipe are both provided with control valves capable of controlling the drain pipe and the oil discharge pipe to be switched on or switched off.

The device further comprises an aeration degreasing tank, wherein a second liquid inlet pipe extending inwards from the outside is communicated with the inside of the aeration degreasing tank, and a jet orifice is formed in the circumferential direction of the end part of the second liquid inlet pipe extending into the aeration degreasing tank; the upper end of the aeration oil removal tank is provided with an oil collecting pipe, the bottom of the aeration oil removal tank is provided with a sludge discharge pipe, the side wall of the middle part of the aeration oil removal tank is provided with a liquid outlet, and the liquid outlet is communicated with the first liquid inlet pipe.

Further, a mixer is arranged on the second liquid inlet pipe, and an exhaust pipe is arranged at the upper end of the aeration oil removal tank.

Further, the bottom of the main purification tank is communicated with an emptying pipe.

Further, the injection device is a swirler.

The utility model has the advantages that: oily water spouts in the main purification jar through first feed liquor pipe and injection apparatus, the oil water come-up is discharged from oil extraction pipe, all the other sewage are discharged through the outlet pipe of bottom after filtering downwards through the filter layer, when the filter layer leads to filtration inefficiency owing to adsorb too much impurity, when hardening, through filling convection current pipe into liquid, the intake pipe is filled into compressed gas, compressed gas and liquid are discharged through the flushing pipe after rubbing and washing the distributor and mixing, the flushing pipe washes the filter layer and washes out impurity and discharge through the blow off pipe of upper end to realize that the filter layer lasts good efficient filter effect.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic view of the installation structure of the present invention.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1, the present invention relates to an ion air-flotation three-in-one purifier, which comprises a main purification tank 110 and a first liquid inlet pipe 120.

The first liquid inlet pipe 120 extends into the main purification tank 110 and the extending end thereof is provided with a spraying device 121, the spraying device 121 is preferably a swirler or a spraying device with a swirler, for example, patents CN200810204241.2, cn201120240796.x each disclose a spray head with a swirler. The sewage is whirled by the whirlpool device to separate oil from water and is scattered into the main purification tank 110 in a fan shape, so that the separation and purification effects are improved.

The main purification tank 110 is provided with a filter layer 160 below the injection device 121, the upper layer of the filter layer 160 is a filter aggregation layer 161 with the best purification effect, the lower layer is a common adsorption filter layer 162, and the diameter of the filter material of the filter aggregation layer 161 is smaller than that of the filter material of the adsorption filter layer 162. The upper end of the main purification tank 110 is communicated with an oil discharge pipe 112 and a sewage discharge pipe 114, and the lower end is communicated with a water outlet pipe 119; for the convenience of control, the drainage pipe 114, the oil drainage pipe 112 and the water outlet pipe 119 are all provided with control valves capable of controlling the conduction or the closing of the drainage pipe.

A scrubbing distributor 150 is arranged in the main purification tank 110, the scrubbing distributor is connected with a convection pipe 151 and an air inlet pipe 152 which both extend inwards from the outside, the scrubbing distributor 150 extends towards the filter layer 160 and is provided with a plurality of flushing pipes 154 embedded in the filter layer 160, and the flushing pipes 154 are uniformly embedded at each height and position of the filter layer 160. Preferably, the end of the flushing pipe 154 is provided with a radial sieve pipe 153, and the air and water mixture is sprayed out from the radial sieve pipe 153 in the radial direction. When the filter layer 160 adsorbs excessive impurities to cause hardening failure, water is filled from the convection pipe 151, compressed air is filled into the air inlet pipe 152, the air flow rate is 10-20m/s, the water flow rate is 3-5m/s, the compressed air enters the scrubbing distributor and is uniformly distributed to all the flushing pipes 154, the air and the water are sprayed outwards through the radial sieve pipes 153, the hardened filter material is loosened in the circumferential direction, the impurities float upwards along with the air, the oil discharge pipe 112 is closed at the moment, the drain pipe 114 is opened, the impurities are discharged through the drain pipe, the cleaning and the repeated use of the filter layer are realized, and the continuous and high-quality filtering effect of the filter layer is kept. In order to prevent the filter material inside from being washed when the filter layer 160 is washed, the oil in the backwashing sewage can be collected and discharged, for this reason, the top end cover of the main purification tank 110 is provided with a seal head 111, an isolation pipe 113 is arranged in the seal head 111, the lower end of the isolation pipe 113 is communicated with the inner cavity of the main purification tank 110, the upper end of the isolation pipe is communicated with the oil discharge pipe 112, a sewage discharge cavity 115 is formed by the outer wall of the isolation pipe 113, the inner wall of the seal head 111 and the outer wall of the top of the main purification tank 110, the bottom of the sewage discharge cavity 115 is communicated with a sewage discharge pipe 114, the sewage discharge cavity 115 is communicated with the main purification tank 110 only through the sewage discharge sieve pipe 140, the sewage discharge sieve. When the filtering layer 160 needs to be washed, the oil discharge pipe 112 is closed, the sewage discharge pipe 114 is opened, impurities and filter materials which are washed upwards by water gas enter the sewage discharge cavity 115 through the sewage discharge screen pipe 140 and are finally discharged through the sewage discharge pipe 114, and due to the effect of the sewage discharge screen pipe 140, the filter materials are left in the main purification tank 110, so that the loss of the filter materials is prevented, the long-term use of the filtering layer is ensured, and the filter materials are filtering media, generally quartz sand, walnut shells and the like.

In order to prevent the liquid from flowing too fast after passing through the filter layer 160, a flow blocking plate 116 is arranged between the filter layer 160 and the water outlet pipe 119, a plurality of flow blocking pipes 117 which are communicated with the upper space and the lower space of the flow blocking plate 116 are arranged on the flow blocking plate 116, and the liquid stays on the flow blocking plate 116 and flows downwards through the flow blocking pipes 117, so that the flow rate of the liquid is limited, and the smooth and orderly operation of the device is ensured. The flow blocking plate 116 needs to support a large amount of liquid, and it is difficult to ensure its structural strength only by the structure that it is welded to the tank body in the circumferential direction, for this reason, the lower end of the flow blocking plate 116 is connected with a support pipe 180, the inside of the support pipe 180 is communicated with the main purification tank 110 and extends downward out of the main purification tank 110, the downward extending part of the support pipe 180 is communicated with a water outlet pipe 119, the liquid stays at the bottom of the main purification tank 110 and flows into the support pipe 180 and finally is discharged from the water outlet pipe 119, and the support pipe 180 is connected with the outer wall of the lower end of the main purification tank 110, so that the force of the flow blocking plate 116 is discharged to the main purification tank 110, thereby reducing its. Of course, in other embodiments, the spoiler 116 may directly contact the filter layer 160 to support the filter layer 160.

In order to empty the main purge tank 110, an empty pipe 118 is connected to the bottom of the main purge tank 110, and the position of the empty pipe 118 is substantially the same as that of the outlet pipe 119, which is inconvenient for the empty operation because the outlet pipe 119 is connected to the following devices. The drain pipe 118 is separately provided to cope with the drain process operation. In this embodiment, the evacuation pipe 118 is connected to a portion of the bottom of the support pipe 180 that extends out of the main purification tank 110. In addition, the air inlet pipe 152 extends upwards from the bottom of the main purification tank 110 and penetrates into the support pipe 180, and is finally communicated with the scrubbing distributor 150, and the convection pipe 151 is connected into the scrubbing distributor 150 from above the scrubbing distributor 150, forms opposite impact up and down and is sprayed out from the radial sieve pipe 153.

In order to improve the purification effect, the device is further provided with an aeration oil removal tank 130, a second liquid inlet pipe 170 extending inwards from the outside is communicated inside the aeration oil removal tank 130, and a jet orifice 172 is arranged at the circumferential direction of the end part of the second liquid inlet pipe 170 extending into the aeration oil removal tank 130; specifically, the extending end of the second liquid inlet pipe 170 is provided with circumferentially arranged distribution pipes 174, and the distribution pipes 174 are uniformly arranged with upward spray openings 172. The upper end of the aeration oil removal tank 130 is provided with an oil collecting pipe 131, the bottom of the aeration oil removal tank is provided with a sludge discharge pipe 133, the side wall of the middle part of the aeration oil removal tank is provided with a liquid outlet 134, and the liquid outlet 134 is communicated with the first liquid inlet pipe 120. In order to facilitate that the gas is not discharged from the oil collecting pipe 131 to affect oil discharge, the upper end of the aeration oil removing tank 130 is provided with a gas discharging pipe 132 for special gas discharging. In order to improve the aeration oil removing effect, a mixer 173 is disposed on the second liquid inlet pipe 170, and 2% of air cut by the impeller when being pumped by the water is mixed with the sewage by the mixer 173. The sludge water mixed with air to be treated enters the mixer 173 to be fully mixed and then is sprayed out through the spray opening 172 to form aeration demulsification, oil floats upwards along with the air to be discharged, sludge is discharged through the sludge discharge pipe 133 at the bottom, and the rest of liquid enters the main purification tank 110 through the first liquid inlet pipe 120 to be subsequently treated. All the pipelines can be conveniently controlled, and related valves can be arranged according to actual requirements to control the opening and closing of the pipelines.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides an ion air supporting trinity clarifier which characterized in that: comprises a main purification tank (110) and a first liquid inlet pipe (120);

the first liquid inlet pipe (120) extends into the main purification tank (110), the extending end of the first liquid inlet pipe is provided with an injection device (121), a filter layer (160) is arranged below the injection device (121) in the main purification tank (110), the upper end of the main purification tank (110) is communicated with an oil discharge pipe (112) and a sewage discharge pipe (114), and the lower end of the main purification tank is communicated with a water outlet pipe (119);

the washing and purifying device is characterized in that a washing and purifying distributor (150) is arranged in the main purifying tank (110), the washing and purifying distributor is connected with a convection pipe (151) and an air inlet pipe (152) which both extend inwards from the outside, and the washing and purifying distributor (150) extends towards the filter layer (160) and is provided with a plurality of flushing pipes (154) embedded into the filter layer (160).

2. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: the end of the flushing pipe (154) is provided with a radial sieve pipe (153).

3. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: a spoiler (116) is arranged between the filter layer (160) and the water outlet pipe (119), and a plurality of spoilers (117) communicated with the upper space and the lower space of the spoiler (116) are arranged on the spoiler (116).

4. The ion air-flotation three-in-one purifier as recited in claim 3, wherein: the lower end of the flow blocking plate (116) is connected with a supporting pipe (180), the interior of the supporting pipe (180) is communicated with the main purification tank (110) and extends downwards out of the main purification tank (110), and the downward extending part of the supporting pipe (180) is communicated with a water outlet pipe (119).

5. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: main purification jar (110) top cover is equipped with head (111), be provided with an isolation tube (113) in head (111), isolation tube (113) lower extreme and main purification jar (110) inner chamber intercommunication, upper end and oil drain pipe (112) intercommunication, just isolation tube (113) outer wall and head (111) inner wall and main purification jar (110) top outer wall form a blowdown chamber (115), blowdown pipe (114) are connected in blowdown chamber (115) bottom, blowdown chamber (115) are through blowdown screen pipe (140) and main purification jar (110) intercommunication.

6. The ion air-flotation three-in-one purifier as claimed in claim 1 or 5, wherein: and the drainage pipe (114) and the oil drainage pipe (112) are respectively provided with a control valve which can control the drainage pipe to be switched on or switched off.

7. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: the device is characterized by further comprising an aeration oil removal tank (130), wherein a second liquid inlet pipe (170) extending inwards from the outside is communicated with the interior of the aeration oil removal tank (130), and a jet orifice (172) is arranged at the circumferential direction of the end part of the second liquid inlet pipe (170) extending into the aeration oil removal tank (130);

an oil collecting pipe (131) is arranged at the upper end of the aeration oil removal tank (130), a sludge discharge pipe (133) is arranged at the bottom of the aeration oil removal tank, a liquid outlet (134) is arranged on the side wall of the middle of the aeration oil removal tank, and the liquid outlet (134) is communicated with the first liquid inlet pipe (120).

8. The ion air-flotation three-in-one purifier as recited in claim 7, wherein: a mixer (173) is arranged on the second liquid inlet pipe (170), and an exhaust pipe (132) is arranged at the upper end of the aeration oil removal tank (130).

9. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: the bottom of the main purification tank (110) is communicated with an emptying pipe (118).

10. The ionic air-flotation three-in-one purifier as claimed in claim 1, which is characterized in that: the injection device (121) is a swirler.