CN216863880U - A natural gas desulfurization waste liquid treatment device - Google Patents

Abstract

The utility model relates to the technical field of desulfurization waste liquid treatment, in particular to a natural gas desulfurization waste liquid treatment device which comprises a settling tank and a treatment tank, wherein a communicating pipe is arranged between the settling tank and the treatment tank, and the inside of the treatment tank is provided with a stirring cylinder, a filtering mechanism and a liquid inlet which is arranged on the side wall of the stirring cylinder of a recovery tank from top to bottom; the filtering mechanism comprises two sets of shells which are oppositely arranged, the outer side walls of the two sets of shells are mutually fixed with the inner wall of the treatment box, a filter screen is movably arranged in the middle of each shell, one end of each filter screen is provided with a panel, and the panels correspond to the through grooves. The utility model discloses a, filter mechanism by the draw-in groove of two sets of relative settings, can constitute with the filter screen of draw-in groove looks adaptation to the panel that filter screen one end is connected can laminate each other with the processing case, when the remaining waste liquid in filter screen surface is too much, can transversely twitch the filter screen, can take off the filter screen fast and realize the clearance, with the filterable effect of guarantee later stage, avoid the waste liquid to block up.

Description

A natural gas desulfurization waste liquid treatment device

technical field

The utility model relates to the technical field of desulfurization waste liquid treatment, in particular to a natural gas desulfurization waste liquid treatment device.

Background technique

In the process of natural gas desulfurization, desulfurization wastewater will be produced. The impurities contained in the wastewater mainly include suspended solids, supersaturated sulfites, sulfates and heavy metals. Patent No. CN210795999U applies for "a natural gas desulfurization waste liquid treatment device", which includes a sedimentation box, a drive motor is fixedly connected to the right side of the sedimentation box near the top, and an outer gear ring is fixedly connected to the surface of the mixing drum near the top , a stirring rod is fixedly connected to the inner wall of the driven pulley, a water pump is fixedly connected to the left side of the neutralization reaction box near the bottom, and quartz sand is fixedly connected to the inner wall of the neutralization reaction box near the bottom from top to bottom. Filter layer and activated carbon adsorption layer. The utility model solves the problem of the existing desulfurization waste liquid treatment device through the cooperation of the above structures. In the process of precipitation treatment of the desulfurization waste liquid, the stirring is often insufficient, resulting in insufficient reaction between the flocculant and the desulfurization waste liquid, thereby affecting the Precipitation effect, it is not easy to carry out multiple neutralization reactions when neutralization reactions are carried out at the same time, which is easy to cause incomplete reactions and affect the treatment effect;

Although the desulfurization waste liquid and the flocculant can be mixed with the flocculant by means of multiple stirrings as mentioned above, the desulfurization waste liquid after the reaction is filtered again, resulting in residual precipitation on the surface of the filter layer. The filter layer in the above patent cannot It is quickly removed from the inside of the reaction box and cleaned up, which will lead to excessive accumulation of sediment and blockage of the filter layer.

In view of this, we urgently need a natural gas desulfurization waste liquid treatment device.

Utility model content

The utility model provides a natural gas desulfurization waste liquid treatment device, comprising a sedimentation tank and a treatment tank, a communication pipe is arranged between the sedimentation tank and the treatment tank, and a booster pump is arranged in the middle of the communication pipe. The inside of the box is provided with a stirring drum, a filtering mechanism and a recovery box from top to bottom. The side wall of the stirring drum is provided with a liquid inlet, and the bottom of the stirring drum is provided with a liquid outlet pipe, and the liquid inlet is connected with the communication pipe. connected to each other; a through slot is preset at the connection between the filtering mechanism and the processing box, the filtering mechanism includes two sets of oppositely arranged shells, and the outer side walls of the two sets of shells are fixed to the inner wall of the processing box. A filter screen is movably arranged in the middle of the casing, and one end of the filter screen is provided with a panel, and the panel and the through groove correspond to each other.

As a preferred technical solution of the present invention, one end of the outer casing is fixedly installed with a connecting plate, the middle of the outer casing is provided with a clamping groove, and the other end of the outer casing is fixedly installed with a sealing gasket 1. The sealing gasket 1 on the side wall of the card slot.

As a preferred technical solution of the present invention, clips are provided on both sides of the filter screen, the two clips are slidably connected to the clip slots, and an inner end of the filter screen is provided with a cavity .

As a preferred technical solution of the present invention, a vibrating machine is fixedly installed inside the cavity, and support plates are preset on both ends of the interior of the cavity, and the two support plates and the two ends of the vibrating machine are mutually connect.

As a preferred technical solution of the present invention, two sealing pads are provided on both sides of the panel and the casing corresponding to each other, and the positions of the two sealing pads and the two sealing pads 1 correspond to each other.

As a preferred technical solution of the present invention, the side wall of the treatment box is provided with a neutralizer feeding barrel, one end of the neutralizer feeding barrel extends to the inside of the mixing drum, and the top of the treatment box is fixedly installed There is a motor, the output end of the motor is connected with a rotating rod, the rotating rod penetrates the processing box and the mixing drum respectively, and a number of blades are arranged on both sides of the middle part of the rotating rod.

As a preferred technical solution of the present invention, a flocculant addition pipe is arranged on the top side of the sedimentation box, a stirring mechanism is arranged inside the sedimentation box, and a filter screen cover is arranged in the middle and lower part of the sedimentation box.

As a preferred technical solution of the present invention, a drain pipe is provided on the front of the recovery box near the bottom, and a handle is preset on one side of the front of the recovery box.

The beneficial effects of the utility model are as follows: in the natural gas desulfurization waste liquid treatment device, the filtering mechanism is composed of two sets of oppositely arranged card slots, a filter screen that can be adapted to the card slots, and a clip strip, and one end of the filter screen is connected to The panel can be attached to the treatment box. When the residual sediment on the surface of the filter screen is too much, the filter screen can be twitched horizontally, and the filter screen can be quickly removed and cleaned to ensure the effect of later filtration.

After the filter screen is inserted into the processing box, the sealing gasket 2 and the sealing gasket 1 set at the end where the panel and the shell are attached to each other can be fully attached, so the sealing between the two can be improved, and the phenomenon of gaps generated after the connection between the two can be reduced. produce.

When cleaning the filter screen, the vibration machine installed in the cavity can vibrate to a certain extent, so that the waste liquid attached to the surface of the filter screen can be vibrated and cleaned, and the cleaning efficiency can be improved.

Description of drawings

The accompanying drawings are used to provide a further understanding of the present invention, and constitute a part of the specification, and are used to explain the present invention together with the embodiments of the present invention, and do not constitute a limitation to the present invention. In the attached image:

Fig. 1 is the main structure schematic diagram of a kind of natural gas desulfurization waste liquid treatment device of the present invention;

2 is a schematic diagram of a filtering mechanism of a natural gas desulfurization waste liquid treatment device of the present invention;

3 is a schematic diagram of the internal structure of the filter screen of a natural gas desulfurization waste liquid treatment device of the present invention.

In the figure: 1. Settling tank; 2. Connecting pipe; 3. Flocculant adding pipe; 4. Booster pump; 5. Treatment box; 6. Mixing drum; 7. Rotor; 8. Motor; 9. Blade; 10 , filter mechanism; 11, recovery box; 12, liquid outlet pipe; 13, liquid inlet; 14, drain pipe; 15, shell; 16, card slot; 17, connecting plate; 18, gasket one; 19, gasket Two; 20, filter screen; 21, clip; 22, panel; 23, cavity; 24, vibrator; 25, neutralizer feeding cylinder; 26, filter screen cover.

Detailed ways

The preferred embodiments of the present utility model will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present utility model, but not to limit the present utility model.

Example: As shown in Figures 1 to 3, a natural gas desulfurization waste liquid treatment device of the present invention includes a sedimentation tank 1 and a processing tank 5. A communication pipe 2 is arranged between the sedimentation tank 1 and the processing tank 5. The communication pipe A booster pump 4 is arranged in the middle of The side wall is provided with a liquid inlet 13, the bottom of the stirring drum 6 is provided with a liquid outlet pipe 12, the liquid inlet 13 is connected with the communication pipe 2, and the waste liquid after the flocculation reaction of the sedimentation tank 1 can pass through the communication pipe 2, inlet The liquid port 13 enters the inside of the mixing drum 6 to facilitate the neutralization treatment in the later stage.

As shown in FIG. 1 , a flocculant addition pipe 3 is arranged on the top side of the sedimentation tank 1 , a stirring mechanism is arranged inside the sedimentation tank 1 , a filter screen cover 26 is arranged in the lower part of the sedimentation tank 1 , and the waste liquid first enters the sedimentation tank 1 . After the inside, add an appropriate amount of flocculant, and fully stir through the stirring mechanism, so that the waste liquid and the flocculant can fully react. The water inlet is arranged below the filter screen cover 26 . This arrangement can prevent most of the flocculated sediment from being sucked into the mixing drum 6 , and can easily clean out the flocculated sediment in the sedimentation tank 1 .

The side wall of the processing box 5 is provided with a neutralizer feeding cylinder 25, one end of the neutralizing agent feeding cylinder 25 extends to the interior of the mixing drum 6, a motor 8 is fixedly installed on the top of the processing box 5, and the output end of the motor 8 is connected with a rotating The rod 7 and the rotating rod 7 respectively penetrate the treatment box 5 and the stirring drum 6, and several blades 9 are provided on both sides of the middle of the rotating rod 7. The waste liquid after the flocculation reaction of the sedimentation tank 1 is sucked into the stirring drum 6 by the booster pump 4. , put an appropriate amount of neutralizing agent through the neutralizing agent feeding cylinder 25, when the motor 8 is started, the motor 8 drives the rotating rod 7 to rotate, so that the waste liquid is fully neutralized and reacted, and the reacted waste liquid can pass through the liquid outlet pipe 12. Filter mechanism 10 enters the recovery tank 11, and then the filtered liquid is discharged through the drain pipe 14.

A through slot is preset at the connection between the filter mechanism 10 and the processing box 5, and the filter mechanism 10 includes two sets of oppositely arranged shells 15. The outer side walls of the two sets of shells 15 are fixed to the inner wall of the treatment box 5, and the middle of the shell 15 is movable. A filter screen 20 is provided, and one end of the filter screen 20 is provided with a panel 22. The panel 22 corresponds to the through groove. When the filter screen 20 needs to be installed, the panel 22 can be aligned with the position of the through groove on the outside of the processing box 5, and then pushed inward That is, the filter screen 20 can filter the neutralized waste liquid, so as to avoid environmental pollution caused by the later discharge of the waste liquid.

One end of the casing 15 is fixedly installed with a connecting plate 17, the middle of the casing 15 is provided with a card slot 16, and the other end of the casing 15 is fixedly installed with a gasket one 18, the gasket one 18 is located on the side wall of the card slot 16, and the connecting plate 17 can be installed. As a limiting mechanism of the card slot 16 , the connecting plate 17 can be connected with the inner wall of the processing box 5 , so as to ensure the installation stability of the overall casing 15 .

Both sides of the filter screen 20 are provided with clips 21, and the two clips 21 are slidably connected to the clip slots 16. A cavity 23 is provided at one end of the filter screen 20, and a vibrating machine 24 is fixedly installed inside the cavity 23. Both inner ends of the cavity 23 are preset with support plates, and the two support plates are connected with the two ends of the vibrating machine 24. When the filter screen 20 needs to be cleaned, the filter screen 20 can be pulled outward to make the filter screen 20 is separated from the processing box 5. At this time, the switch of the vibrating machine 24 can be activated. With the vibration of the vibrating machine 24, the sediment adhering to the filter screen 20 can be separated from the filter screen 20, which is convenient for further cleaning in the later stage.

Two gaskets 19 are provided on both sides of the panel 22 and the shell 15 corresponding to each other. The positions of the two gaskets 19 and the positions of the two gaskets 18 correspond to each other. When the inner wall of the panel 22 is in contact with the outer wall of the shell 15 Afterwards, at this time, the first gasket 18 can also be attached to the second gasket 19, thus improving the sealing performance between the two, and reducing the phenomenon of gaps after the two are connected.

Working principle: Collect the waste liquid and transport it to the inside of the sedimentation tank 1, add the flocculant through the flocculant addition pipe 3, and fully stir it through the stirring mechanism. After the flocculation reaction is completed, start the booster pump 4, and the sedimentation tank 1 The internal waste liquid is drawn into the mixing drum 6 through the communication pipe 2, and the neutralizing agent is put into the mixing drum 6 through the neutralizing agent feeding drum 25, and the motor 8 is started to stir, and the fully neutralized waste liquid can pass through the liquid outlet. The pipe 12 enters the recovery box 11 through the filter mechanism 10, and is then discharged through the drain pipe 14. When the filter screen 20 needs to be removed and cleaned, the handle on the front of the panel 22 can be pulled to the outside of the processing box 5, and the effect of quick disassembly can be achieved. , to ensure the effect of post-filtering, and to avoid clogging of the filter screen 20.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (8)

1. The natural gas desulfurization waste liquid treatment device comprises a settling tank (1) and a treatment tank (5), and is characterized in that a communicating pipe (2) is arranged between the settling tank (1) and the treatment tank (5), the middle part of the communicating pipe (2) is provided with a booster pump (4), the interior of the treatment tank (5) is respectively provided with a stirring cylinder (6), a filtering mechanism (10) and a recovery tank (11) from top to bottom, the side wall of the stirring cylinder (6) is provided with a liquid inlet (13), the bottom of the stirring cylinder (6) is provided with a liquid outlet pipe (12), and the liquid inlet (13) is connected with the communicating pipe (2); the connection of the filtering mechanism (10) and the processing box (5) is preset with a through groove, the filtering mechanism (10) comprises two sets of oppositely arranged shells (15), the outer side walls of the shells (15) are fixed with the inner wall of the processing box (5), a filter screen (20) is movably arranged in the middle of each shell (15), a panel (22) is arranged at one end of each filter screen (20), and the panel (22) corresponds to the through groove.

2. The natural gas desulfurization waste liquid treatment device according to claim 1, characterized in that one end of the housing (15) is fixedly provided with a connecting plate (17), the middle part of the housing (15) is provided with a clamping groove (16), the other end of the housing (15) is fixedly provided with a first sealing gasket (18), and the first sealing gasket (18) is positioned on the side wall of the clamping groove (16).

3. The natural gas desulfurization waste liquid treatment device according to claim 2, characterized in that clamping strips (21) are arranged on both sides of the filter screen (20), the two clamping strips (21) are slidably connected with the clamping grooves (16), and a cavity (23) is arranged at one end inside the filter screen (20).

4. The natural gas desulfurization waste liquid treatment device as claimed in claim 3, characterized in that a vibrator (24) is fixedly installed inside the cavity (23), support plates are preset at both ends inside the cavity (23), and the two support plates are connected with both ends of the vibrator (24).

5. The natural gas desulfurization waste liquid treatment device as claimed in claim 2, characterized in that two sides of the panel (22) and the housing (15) corresponding to each other are provided with a second sealing gasket (19), and the positions of the two second sealing gaskets (19) and the positions of the two first sealing gaskets (18) correspond to each other.

6. The natural gas desulfurization waste liquid treatment device according to claim 1, characterized in that the side wall of the treatment box (5) is provided with a neutralizer feeding barrel (25), one end of the neutralizer feeding barrel (25) extends to the inside of the stirring barrel (6), the top of the treatment box (5) is fixedly provided with a motor (8), the output end of the motor (8) is connected with a rotating rod (7), the rotating rod (7) respectively penetrates through the treatment box (5) and the stirring barrel (6), and a plurality of blades (9) are arranged on two sides of the middle of the rotating rod (7).

7. The natural gas desulfurization waste liquid treatment device according to claim 1, characterized in that a flocculant adding pipe (3) is arranged on one side of the top of the settling tank (1), a stirring mechanism is arranged inside the settling tank (1), and a filter screen (26) is arranged on the middle lower part of the settling tank (1).

8. The natural gas desulfurization waste liquid treatment device as claimed in claim 1, characterized in that a drain pipe (14) is arranged on the front surface of the recovery tank (11) near the bottom, and a handle is preset on one side of the front surface of the recovery tank (11).

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