CN219603337U

CN219603337U - Sewage treatment device for drilling, returning water and slag inclusion in well

Info

Publication number: CN219603337U
Application number: CN202320364604.9U
Authority: CN
Inventors: 马天乾; 李雁龙; 刘敏娟; 张晓飞; 崔晓峰; 牛琼; 牛楚倩; 王杉竹
Original assignee: Shanxi Jinding Gaobao Drilling Co ltd
Current assignee: Shanxi Jinding Gaobao Drilling Co ltd
Priority date: 2023-03-02
Filing date: 2023-03-02
Publication date: 2023-08-29
Anticipated expiration: 2033-03-02

Abstract

The utility model provides an underground drilling return water slag inclusion sewage treatment device, which belongs to the technical field of underground water treatment and comprises a primary treatment device, a sewage pump and a secondary treatment device; the primary treatment device comprises a primary treatment box, a motor, a stirring shaft, stirring blades, a valve I and a primary water outlet pipe; the secondary treatment device comprises a secondary treatment box, a flocculating agent adding box, a mixing tank, a horizontal filter plate, a vertical filter plate, a valve II and a slurry pump. By adopting the underground drilling return water slag inclusion sewage treatment device, the filtering effect can be effectively improved, and the filtered water can be used for drilling by a drilling machine.

Description

Sewage treatment device for drilling, returning water and slag inclusion in well

Technical Field

The utility model belongs to the technical field of underground water treatment, and particularly discloses an underground drilling return water slag inclusion sewage treatment device.

Background

And the cinder, coal dust and water returned from the hole in the underground drilling process of the coal mine are subjected to precipitation treatment by adopting a water treatment device. CN207715107U discloses a drilling water return processor of a pneumatic column type drilling machine, after a water return sleeve pipe is connected with a coal rock body sleeve pipe, when drilling is carried out, water return flows into the water return sleeve pipe from the coal rock body sleeve pipe, then flows into a main drain pipe, the turbidity degree of the water return is observed from a lookout port, and the drilling condition is mastered; when more coal slag and coal dust in the return water are accumulated at the slag discharge port, the small door is opened to enable the coal slag and the coal dust to be discharged from the slag discharge port at the bottom of the main drain pipe, and the return water is discharged from the drain port; if the cinder is less, the cinder can be automatically discharged from a water outlet on the side face; the water return sleeve is detachably connected with the main drain pipe through threads, and the water outlet is detachably connected with the main drain pipe through threads, so that free installation of each component can be realized.

However, the above patent also has the following problems:

the cinder relies on self gravity to deposit, and sedimentation filter effect is not good enough, still contains the impurity that is difficult to deposit in follow outlet exhaust sewage, and follow-up if directly as the water source that the rig was beaten and is bored, still easily causes the machine to block up.

Disclosure of Invention

The utility model provides a sewage treatment device for downhole drilling return water slag inclusion, which aims to solve the technical problem that a drilling return water processor of a pneumatic frame column type drilling machine is poor in sedimentation and filtration effects in the background art.

The underground drilling return water slag inclusion sewage treatment device comprises a primary treatment device, a sewage pump and a secondary treatment device; the primary treatment device comprises a primary treatment box, a motor, a stirring shaft, stirring blades, a valve I and a primary water outlet pipe; the top surface opening of the primary treatment box is a water inlet, the bottom surface opening is a water outlet, and a cross beam is arranged on the water inlet; the motor is arranged on the cross beam; the stirring shaft is vertically arranged in the primary treatment box, the top end of the stirring shaft is connected with the motor, and the bottom end of the stirring shaft is connected with the stirring blade; the inlet end of the primary water outlet pipe is connected with the water outlet of the primary treatment box through a valve I, and the outlet end is connected with the inlet of the sewage pump through a pipeline; the secondary treatment device comprises a secondary treatment box, a flocculating agent adding box, a mixing tank, a horizontal filter plate, a vertical filter plate, a valve II and a slurry pump; the bottom opening of the secondary treatment box is a mud outlet; the flocculant adding box is connected with the secondary treatment box and is provided with a water inlet, a flocculant adding port and a drain hole I, wherein the water inlet and the flocculant adding port are positioned outside the secondary treatment box, the water inlet is connected with an outlet of the sewage pump through a pipeline, and the drain hole I is positioned in the secondary treatment box; the mixing tank is arranged in the secondary treatment tank, is enclosed outside a drain hole I of the flocculant adding tank, and is provided with a drain hole II; the horizontal filter plate and the vertical filter plate are arranged in the secondary treatment tank and connected with the side wall of the secondary treatment tank, the side walls of the horizontal filter plate, the vertical filter plate and the secondary treatment tank are enclosed to form a filtering section, and a water outlet is arranged on the side wall of the secondary treatment tank in the filtering section; and an inlet of the slurry pump is connected with a slurry outlet of the secondary treatment box through a valve II.

Preferably, a reduction gearbox is arranged on the cross beam, and the motor is connected with the stirring shaft through the reduction gearbox.

Preferably, the primary treatment tank and the secondary treatment tank each comprise an upper square tank body and a lower trapezoid tank body, and the horizontal section of the lower trapezoid tank body is gradually reduced from top to bottom.

Preferably, the number of vertical filter plates is multiple, parallel to each other.

Preferably, valve I and valve II are butterfly valves.

Preferably, the underground drilling return water slag inclusion sewage treatment device further comprises a support, and the primary treatment device, the sewage pump and the secondary treatment device are all arranged on the support.

The utility model has the following beneficial effects:

the first-stage treatment box receives water from a drilling hole, the stirring shaft and the stirring blade at the bottom of the stirring shaft are driven by a motor to rotate, so that water is stirred, rock scraps are suspended, when the sewage is full of the first-stage treatment box, the valve I is opened, the sewage is pumped away by the sewage pump and transferred to the water inlet of the flocculant adding box, at the moment, the sewage can be mixed with the flocculant in the flocculant adding box to form a mixture of coal bed granule colloid and water, the mixture flows into the mixing tank through the water drain hole I and then flows into the second-stage treatment box through the water drain hole II, the coal bed granule colloid in the second-stage treatment box is settled and separated, the separated coal bed granule colloid is deposited at the bottom of the second-stage treatment box, the valve II can be opened when a certain amount is reached, the sludge is pumped away by the slurry pump, the upper water is filtered through the filter plate in the filtering section, and finally purified, and the water flows out from the water outlet for standby. By adopting the underground drilling return water slag inclusion sewage treatment device, the filtering effect can be effectively improved, and the filtered water can be used for drilling by a drilling machine.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic structural view of a downhole drilling return water slag inclusion sewage treatment device;

FIG. 2 is a schematic diagram of a primary processing apparatus;

fig. 3 is a schematic structural view of the secondary treatment apparatus.

In the figure: 1.1-a first-stage treatment box; 1.2-an electric motor; 1.3-stirring shaft; 1.4-stirring blades; 1.5-valve I; 1.6-a first-stage water outlet pipe; 1.7-a cross beam; 1.8-reduction gearbox; 2-a sewage pump; 3.1-a secondary treatment tank; 3.2-flocculant adding tank; 3.3-mixing tank; 3.4-horizontal filter plates; 3.5-vertical filter plates; 3.6-valve II; 3.7-a slurry pump; 3.8-a water inlet of a flocculant adding box; 3.9-flocculant addition port; 3.10-a drain hole I; 3.11-drain hole II; 3.12-a water outlet of the secondary treatment box; 4-bracket.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment provides a downhole drilling return water slag inclusion sewage treatment device, which comprises a primary treatment device, a sewage pump 2 and a secondary treatment device.

The primary treatment device comprises a primary treatment box 1.1, a motor 1.2, a stirring shaft 1.3, stirring blades 1.4, a valve I1.5 and a primary water outlet pipe 1.6; the top surface opening of the primary treatment box 1.1 is a water inlet, the bottom surface opening is a water outlet, and a cross beam 1.7 is arranged on the water inlet; the motor 1.2 is arranged on the cross beam 1.7; the stirring shaft 1.3 is vertically arranged in the primary treatment box 1.1, the top end of the stirring shaft is connected with the motor 1.2, and the bottom end of the stirring shaft is connected with the stirring blade 1.4; the inlet end of the first-stage water outlet pipe 1.6 is connected with the water outlet of the first-stage treatment box 1.1 through a valve I1.5, and the outlet end is connected with the inlet of the sewage pump 2 through a pipeline.

The secondary treatment device comprises a secondary treatment box 3.1, a flocculating agent adding box 3.2, a mixing tank 3.3, a horizontal filter plate 3.4, a vertical filter plate 3.5, a valve II 3.6 and a slurry pump 3.7; the bottom opening of the secondary treatment box 3.1 is a mud outlet; the flocculant adding box 3.2 is connected with the secondary treatment box 3.1 and is provided with a water inlet 3.8, a flocculant adding port 3.9 and a drain hole I3.10, the water inlet 3.8 and the flocculant adding port 3.9 are positioned outside the secondary treatment box 3.1, the water inlet 3.8 is connected with an outlet of the sewage pump 2 through a pipeline, and the drain hole I3.10 is positioned in the secondary treatment box 3.1; the mixing tank 3.3 is arranged in the secondary treatment tank 3.1, is enclosed outside the drain hole I3.10 of the flocculant adding tank 3.2, and is provided with a drain hole II 3.11; the horizontal filter plate 3.4 and the vertical filter plate 3.5 are both arranged in the secondary treatment box 3.1 and connected with the side wall of the secondary treatment box 3.1, the side walls of the horizontal filter plate 3.4, the vertical filter plate 3.5 and the secondary treatment box 3.1 enclose a filtering section, and a water outlet 3.12 is arranged on the side wall of the secondary treatment box 3.1 in the filtering section; the inlet of the mud pump 3.7 is connected with the mud outlet of the secondary treatment tank 3.1 through a valve II 3.6.

Preferably, a reduction gearbox 1.8 is mounted on the cross beam 1.7, and the motor 1.2 is connected with the stirring shaft 1.3 through the reduction gearbox 1.8.

Preferably, the primary treatment tank 1.1 and the secondary treatment tank 3.1 comprise an upper square tank body and a lower trapezoid tank body, and the horizontal section of the lower trapezoid tank body is gradually reduced from top to bottom, so that the effect of water accumulation or sludge accumulation is achieved.

Preferably, the number of the vertical filter plates 3.5 is multiple, and the vertical filter plates are parallel to each other, so that multistage filtration is realized.

Preferably, valve I1.5 and valve II 3.6 are butterfly valves.

Preferably, the underground drilling return water slag inclusion sewage treatment device further comprises a support 4, and the primary treatment device, the sewage pump 2 and the secondary treatment device are all arranged on the support 4.

The working process of the underground drilling return water slag inclusion sewage treatment device is as follows:

the first-stage treatment box 1.1 receives water from a drilling hole, the stirring shaft 1.3 and the stirring blade 1.4 at the bottom of the stirring shaft are driven to rotate by the motor 1.2, the water is stirred, so that rock scraps are suspended, when the sewage is full of the first-stage treatment box 1.1, the valve I1.5 is opened, the sewage is pumped by the sewage pump 2 and transferred to the water inlet of the flocculating agent adding box 3.2, at the moment, the sewage can be mixed with the flocculating agent in the flocculating agent adding box 3.2 to form a mixture of coal bed granule colloid and water, the mixture flows into the mixing tank 3.3 through the water drain hole I3.10 and is mixed again, and then flows into the second-stage treatment box 3.1 through the water drain hole II 3.11, the coal bed granule colloid is settled and separated in the second-stage treatment box 3.1, when a certain amount of sewage is reached, the valve II 3.6 can be opened, the mud is pumped by the mud pump 3.7, the upper water is filtered by the filter plate of the filtering section, the final purification is realized, and the water flows out from the water outlet 3.12 for standby.

The underground drilling return water slag inclusion sewage treatment device has small occupied area and high treatment efficiency, and the separation principle adopts chemical agent mixed sewage for separation, so that suspended matter wastewater has a better treatment effect. The device has simple operation, low investment and short construction period.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. The underground drilling return water slag inclusion sewage treatment device is characterized by comprising a primary treatment device, a sewage pump and a secondary treatment device;

the primary treatment device comprises a primary treatment box, a motor, a stirring shaft, stirring blades, a valve I and a primary water outlet pipe;

the top surface opening of the primary treatment box is a water inlet, the bottom surface opening is a water outlet, and a cross beam is arranged on the water inlet;

the motor is arranged on the cross beam;

the stirring shaft is vertically arranged in the primary treatment box, the top end of the stirring shaft is connected with the motor, and the bottom end of the stirring shaft is connected with the stirring blade;

the inlet end of the primary water outlet pipe is connected with the water outlet of the primary treatment box through a valve I, and the outlet end of the primary water outlet pipe is connected with the inlet of the sewage pump through a pipeline;

the secondary treatment device comprises a secondary treatment box, a flocculating agent adding box, a mixing tank, a horizontal filter plate, a vertical filter plate, a valve II and a slurry pump;

the bottom opening of the secondary treatment box is a slurry outlet;

the flocculant adding box is connected with the secondary treatment box and is provided with a water inlet, a flocculant adding port and a drain hole I, wherein the water inlet and the flocculant adding port are positioned outside the secondary treatment box, the water inlet is connected with an outlet of the sewage pump through a pipeline, and the drain hole I is positioned in the secondary treatment box;

the mixing tank is arranged in the secondary treatment tank, is enclosed outside a drain hole I of the flocculant adding tank, and is provided with a drain hole II;

the horizontal filter plate and the vertical filter plate are arranged in the secondary treatment box and connected with the side wall of the secondary treatment box, the side walls of the horizontal filter plate, the vertical filter plate and the secondary treatment box are enclosed to form a filtering section, and a water outlet is arranged on the side wall of the secondary treatment box in the filtering section;

and an inlet of the slurry pump is connected with a slurry outlet of the secondary treatment box through a valve II.

2. The underground drilling return water slag inclusion sewage treatment device according to claim 1, wherein a reduction gearbox is arranged on the cross beam, and the motor is connected with the stirring shaft through the reduction gearbox.

3. The apparatus of claim 2, wherein the primary treatment tank and the secondary treatment tank each comprise an upper square tank and a lower trapezoidal tank, and the horizontal cross section of the lower trapezoidal tank is gradually reduced from top to bottom.

4. A downhole drilling return water slag inclusion sewage treatment device according to claim 3, wherein the number of vertical filter plates is plural and parallel to each other.

5. The downhole drilling return water slag inclusion sewage treatment device according to claim 4, wherein the valve I and the valve II are butterfly valves.

6. The downhole drilling return water slag inclusion wastewater treatment device of any one of claims 1-5, further comprising a stand, wherein the primary treatment device, the wastewater pump, and the secondary treatment device are mounted on the stand.