CN212293130U

CN212293130U - Skid-mounted underground water treatment device

Info

Publication number: CN212293130U
Application number: CN202021948933.0U
Authority: CN
Inventors: 柳子龙; 惠彬彬; 史立宝
Original assignee: Drums Of Daqing Petroleum Technology Co ltd
Current assignee: Drums Of Daqing Petroleum Technology Co ltd
Priority date: 2020-09-09
Filing date: 2020-09-09
Publication date: 2021-01-05
Anticipated expiration: 2030-09-09

Abstract

The utility model provides an groundwater skid-mounted processing apparatus, belongs to oil well injected water treatment technical field, including filtering the jar, filter the jar and include vertical jar of body, jar body central authorities fixed mounting has the center pin, and center pin outside cover is equipped with relative center pin pivoted and rotates the cover, rotates to be provided with in the cover along with rotating cover pivoted gear wheel, and the center pin is including the barrel that is located the top, the planet reduction gears that is located the centre and the cylinder that is located the below, planet reduction gears and gear wheel cooperation to planet reduction gears drive gear wheel and rotate the cover rotation of slowing down, rotate set lateral wall rigid coupling and have fan-shaped cover, fan-shaped cover upper end is sealed, the lower extreme is uncovered, fan-shaped cover inner chamber. The invention solves the problem of poor backwashing effect of the water treatment filtering tank, and the innovative design of the structure ensures that only part of the area of the filtering material is specifically washed in the backwashing process, and the backwashing water flow rate in the area is improved, thereby improving the washing decontamination effect.

Description

Skid-mounted underground water treatment device

Technical Field

The invention belongs to the technical field of oil well injected water treatment, and particularly relates to a skid-mounted underground water treatment device.

Background

The water injection and oil displacement are methods for improving the productivity of oil wells, and remote areas have high difficulty in laying high-pressure water injection pipelines and high cost, but a single well needs high-pressure water injection and oil displacement, so that a skid-mounted water treatment device is needed.

In the groundwater treatment process, the filtering effect of the filtering tank is critical, factors influencing the filtering effect comprise the area of a filtering material and the backwashing decontamination degree, the larger the area of the filtering material is, the better the filtering effect is, the cleaner the backwashing decontamination is, and the better the filtering effect is.

The backwashing effect of the filter tank in the prior art is poor, and the backwashing water flow rate is small mainly because the area of the filter material is large, so that dirt in the filter material cannot be effectively removed. To increase the flow rate of the backwash water greatly, a more powerful backwash water pump needs to be replaced, which undoubtedly increases the acquisition cost and the operation cost.

Disclosure of Invention

In order to solve the problem that the back washing water in the background technology has low flow velocity, so that the back washing can not effectively remove dirt in the filter material, the invention provides the skid-mounted underground water treatment device.

The technical scheme provided by the invention is as follows: the utility model provides an underground water skid-mounted processing apparatus, includes and filters jar, adds the air pump, purifies the water buffer tank, retrieves water buffer tank and automatic control system, the filtration jar lower part fill and be equipped with the filter material, the filtration jar include vertical jar of body, jar body central authorities fixed mounting has the center pin, the center pin outside cover is equipped with the relative center pin pivoted and rotates the cover, rotate the upper and lower both ends of cover and center pin sealing fit, the intermediate part of rotating the cover leaves the annular space with the center pin, be provided with in the rotation cover in the annular space along with rotating the cover pivoted gear wheel, the tooth of bull gear is located the inboard, the center pin include the barrel that is located the top, be located middle planet reduction gears and the cylinder that is located the below, the three connects gradually, planet reduction gears and gear cooperation to planet reduction gears drive gear wheel and rotate the cover rotation reduction gears, rotation cover lateral wall rigid coupling have, the upper end of the fan-shaped cover is closed, the lower end of the fan-shaped cover is open, the tank body below the fan-shaped cover is divided into a plurality of fan-shaped spaces along the annular direction, filter materials are filled in the fan-shaped spaces, the shape of the upper end surface of each fan-shaped space is the same as that of the lower end surface of the fan-shaped cover, the lower end surface of the fan-shaped cover or the upper end surface of each fan-shaped space is provided with a sealing layer for sealing the fan-shaped cover and the fan-shaped space, the outer side wall of the fan-shaped cover is fixedly connected with a supporting plate, the inner wall of the tank body is fixedly connected with an annular sliding rail for supporting the supporting plate, the side wall of the tank body corresponding to the annular space is provided with a through hole for communicating the annular space with the inner cavity of the tank; the side wall of the cylinder body outside the tank body is communicated with an upper communicating pipe, and the bottom of the tank body is communicated with a lower communicating pipe.

Further, the cross-sectional area of the fan-shaped space is not larger than that of the lower communicating pipe.

The invention has the beneficial effects that:

in the prior art, a large area of filter materials are needed for ensuring the filtering effect, namely, the diameter of a filter tank is large, during backwashing, although the flow velocity of a backwashing water inlet pipe and a backwashing water outlet pipe is large, the diameter of the filter tank is more than ten times of that of the backwashing water inlet pipe and the backwashing water outlet pipe, so that the flow velocity of backwashing water flow passing through the filter materials is less than one tenth of the flow velocity of the backwashing water inlet pipe and the backwashing water outlet pipe, and the backwashing effect is general. Only one backwashing up-flow passage is provided, namely the fan-shaped space which is communicated with the fan-shaped cover in a sealing way, and the water level of other spaces in the tank is not raised, so compared with the prior art, the invention has the advantages of three aspects, firstly, the flow speed of the backwashing water of the filter material in the fan-shaped space which is communicated with the fan-shaped cover in a sealing way is obviously improved, thereby obviously improving the backwashing decontamination effect; during backwashing, the water levels of other spaces in the tank are not raised, so that the invention saves more water during backwashing; and thirdly, the backwashing water pump does not need to overcome the gravity of the whole tank of water to lift and discharge the water, so that the work of the backwashing water pump is reduced, the energy consumption is reduced, a low-power pump can be properly selected, and the purchase cost is low.

Drawings

FIG. 1 is a schematic view of the construction of a canister according to the present invention.

3 fig. 3 2 3 is 3 a 3 view 3 from 3 a 3- 3 a 3 in 3 fig. 3 1 3. 3

Fig. 3 is a view from the direction B-B in fig. 1.

Fig. 4 is a schematic structural view of the planetary reduction mechanism in the present invention.

In the figure: 1-motor, 2-filter material, 3-upper communicating pipe, 4-tank body, 5-supporting plate, 6-sliding rail, 7-fan-shaped cover, 8-annular space, 9-cylinder, 10-planetary reduction mechanism, 11-rotating sleeve, 12-cylinder, 13-big gear, 14-lower communicating pipe, 15-supporting plate and 16-fan-shaped space.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

This embodiment is including filtering jar, air pump, purification water buffer tank, recovery water buffer tank and automatic control system, the filtration jar lower part fill and be equipped with filter material 2, above be the common structure among the prior art, no longer describe herein.

As shown in fig. 1-3, the innovation points of the invention are: the filtering tank comprises a vertical tank body 4, a central shaft is fixedly arranged in the center of the tank body 4, the lower end of the central shaft is supported by a support plate 15, the lower portion of the tank body 4 is divided into a plurality of fan-shaped spaces 16 by the support plate 15, a rotating sleeve 11 which can rotate relative to the central shaft is sleeved on the outer side of the central shaft, the upper end and the lower end of the rotating sleeve 11 are in sealing fit with the central shaft, an annular space 8 is reserved between the middle portion of the rotating sleeve 11 and the central shaft, a large gear 13 which rotates along with the rotating sleeve 11 is arranged in the rotating sleeve 11 in the annular space 8, teeth of the large gear 13 are located on the inner side, the central shaft comprises a cylinder body 12 located above, a planetary speed reducing mechanism 10 located in the middle and a cylinder body 9 located. The planetary reduction mechanism 10 is matched with the large gear 13, so that the planetary reduction mechanism 10 drives the large gear 13 and the rotating sleeve 11 to rotate in a speed reduction manner.

The lateral wall of the rotating sleeve 11 is fixedly connected with a fan-shaped cover 7, the upper end of the fan-shaped cover 7 is closed, the lower end of the fan-shaped cover is open, the tank body 4 below the fan-shaped cover 7 is divided into a plurality of fan-shaped spaces 16 along the annular direction, and the number of the fan-shaped spaces 16 is twelve in the embodiment. The filter material 2 is filled in the fan-shaped spaces 16, the shape of the upper end face of each fan-shaped space 16 is the same and is the same as that of the lower end face of the fan-shaped cover 7, the lower end face of the fan-shaped cover 7 or the upper end face of the fan-shaped space 16 is provided with a sealing layer for sealing the fan-shaped cover 7 and the fan-shaped space, the outer side wall of the fan-shaped cover 7 is fixedly connected with a supporting plate 5, the inner wall of the tank body 4 is fixedly connected with an annular sliding rail 6 for supporting the supporting plate 5, the supporting plate 5 is located on the sliding rail 6, so that the sliding rail 6 supports the weight of the fan-shaped cover 7, the rotation of the fan-. A certain distance is reserved between the supporting plate 5 and the tank body 4, so that under the condition that the roundness of the tank body 4 cannot be guaranteed, the supporting plate 5 and the inner wall of the tank body 4 cannot generate large friction, and the fan-shaped cover 7 is guaranteed to rotate smoothly.

The side wall of the cylinder body 12 corresponding to the annular space 8 is provided with a through hole for communicating the annular space 8 with the inner cavity of the cylinder body 12, the side wall of the rotating sleeve 11 corresponding to the phase position of the fan-shaped cover 7 is provided with a through hole for communicating the inner cavity of the fan-shaped cover 7 with the annular space 8, so that water flow can bidirectionally circulate between the inner cavity of the fan-shaped cover 7 and the inner cavity of the cylinder body 12, and the channel is a back washing channel and a filtering channel. The upper part of the cylinder 12 is fixedly and hermetically connected with the tank body 4, the motor 1 is arranged above the cylinder 12, the motor 1 drives a sun gear in the planetary reduction mechanism 10 to rotate through a coupler and a middle shaft, so that the rotation of the motor 1 is reduced through the planetary reduction mechanism 10 and then drives the rotating sleeve 11 to rotate, the rotating sleeve 11 drives the fan-shaped cover 7 to rotate, the lower end opening of the fan-shaped cover 7 is in sealing butt joint with each fan-shaped space 16 one by one through rotation, and high-speed backwashing water flow is enabled to be flushed without dead angles.

The side wall of the cylinder 12 outside the tank 4 is communicated with an upper communicating pipe 3, and the bottom of the tank 4 is communicated with a lower communicating pipe 14. The upper communicating pipe 3 is connected with an upper tee joint, and the other two connecting ports of the upper tee joint are respectively connected with a filtering water inlet pipe and a backwashing water outlet pipe; the lower communicating pipe 14 is connected with a lower tee joint, and the other two connecting ports of the lower tee joint are respectively connected with the filtering water outlet pipe and the backwashing water inlet pipe. During backwashing, water enters the tank from the backwashing water inlet pipe, only one channel for upward circulation of the water is provided when the water passes through the filter material layer, namely the fan-shaped space 16 which is hermetically communicated with the fan-shaped cover 7, and the water level of other spaces in the tank is not increased, so that the backwashing water pump saves more water during backwashing, and the backwashing water pump does not need to overcome the gravity of the water in the whole tank to lift and discharge the water outside, so that the acting of the backwashing water pump is reduced, the energy consumption is reduced, a low-power pump can be properly selected, and the purchase cost is low.

The cross-sectional area of the sector space 16 is not greater than the cross-sectional area of the downcomer 14. Therefore, the water flow velocity of the upward water flow is larger than that of the lower communicating pipe 14 when the upward water flow passes through the fan-shaped space 16, so that the local backwashing effect is further improved, and the cleaning of all the filter materials 2 is realized through the rotation of the fan-shaped cover 7.

Claims

1. The utility model provides an groundwater skid-mounted processing apparatus, includes and filters jar, adds air pump, purification water buffer tank, recovery water buffer tank and automatic control system, the filtration jar lower part fill and be equipped with filter material, its characterized in that: the filtering tank comprises a vertical tank body (4), a central shaft is fixedly installed in the center of the tank body (4), a rotating sleeve (11) capable of rotating relative to the central shaft is sleeved outside the central shaft, the upper end and the lower end of the rotating sleeve (11) are in sealing fit with the central shaft, an annular space (8) is reserved between the middle part of the rotating sleeve (11) and the central shaft, a large gear (13) rotating along with the rotating sleeve (11) is arranged in the rotating sleeve (11) in the annular space (8), teeth of the large gear (13) are positioned on the inner side, the central shaft comprises a cylinder body (12) positioned above, a planetary reduction mechanism (10) positioned in the middle and a cylinder body (9) positioned below, the three are sequentially connected, the planetary reduction mechanism (10) is matched with the large gear (13), so that the planetary reduction mechanism (10) drives the large gear (13) and the rotating sleeve (11) to rotate in a reduced speed, a fan-, the upper end of the fan-shaped cover (7) is closed, the lower end of the fan-shaped cover is open, the tank body (4) below the fan-shaped cover (7) is divided into a plurality of fan-shaped spaces along the annular direction, filter materials are filled in the fan-shaped spaces, the shape of the upper end surface of each fan-shaped space (16) is the same as that of the lower end surface of the fan-shaped cover (7), a sealing layer for sealing the fan-shaped spaces and the fan-shaped spaces is arranged on the lower end surface of the fan-shaped cover (7) or the upper end surfaces of the fan-shaped spaces (16), a supporting plate (5) is fixedly connected to the outer side wall of; a through hole for communicating the annular space (8) with the inner cavity of the cylinder (12) is formed in the side wall of the cylinder (12) corresponding to the annular space (8), a through hole for communicating the inner cavity of the fan-shaped cover (7) with the annular space (8) is formed in the side wall of the rotating sleeve (11) corresponding to the phase position of the fan-shaped cover (7), the upper part of the cylinder (12) is fixedly and hermetically connected with the tank body (4), a motor (1) is arranged above the cylinder (12), and the motor (1) drives a sun gear in the planetary reduction mechanism (10) to rotate through a coupler and an intermediate shaft; the side wall of the barrel body (12) outside the tank body (4) is communicated with an upper communicating pipe (3), and the bottom of the tank body (4) is communicated with a lower communicating pipe (14).

2. The groundwater skid treatment device of claim 1, wherein: the cross sectional area of the fan-shaped space (16) is not more than that of the lower communicating pipe (14).