CN211339023U

CN211339023U - Accident slurry tank with overflow device

Info

Publication number: CN211339023U
Application number: CN201921694291.3U
Authority: CN
Inventors: 曾大军; 李勇; 王萌; 周勇; 闫俊森; 胡继承
Original assignee: Guodian Bengbu Power Generation Co Ltd
Current assignee: Guodian Bengbu Power Generation Co Ltd
Priority date: 2019-10-11
Filing date: 2019-10-11
Publication date: 2020-08-25
Anticipated expiration: 2029-10-11

Abstract

The utility model discloses an accident grout tank with overflow device, which belongs to the technical field of grout tank, the inner cavity of the accident grout tank body is provided with a stirrer, a pipeline is additionally arranged on the pipeline of a discharge pipeline, the discharge end of the pipeline is connected with a gypsum rotational flow station, a detection mechanism comprises a detection box, the inner cavity of the detection box is provided with a detection cavity, the inlet and the outlet of the left and the right side walls of the detection cavity are respectively connected with a liquid inlet pipe and a liquid outlet pipe, the liquid outlet end of the liquid outlet pipe is connected with a wastewater treatment system through a liquid guide pipeline, the top of the detection box is provided with a concentration detector, the detection shaft of the concentration detector extends into the inner cavity of the detection cavity, the output end of a controller is electrically connected with a solenoid valve arranged at one end of the liquid inlet pipe, the utility model achieves the reduction of grout density in the accident grout tank and gradually, has the function of recycling and good use effect.

Description

Accident slurry tank with overflow device

Technical Field

The utility model relates to a technical field is irritated to the thick liquid, specifically is an accident thick liquid is irritated with overflow arrangement.

Background

The existing two-unit desulfurization system shares an accident slurry tank, the slurry tank is provided with three groups of stirrers, part of high-density and poor-quality slurry can be stored in normal operation, on one hand, the slurry comes from the poor-quality slurry led in by an absorption tower in the unit operation, and on the other hand, the slurry of the absorption tower is poured into the accident slurry tank when the unit is stopped and maintained.

During normal operation, the accident slurry box has high density, and the stirrer needs to operate all the time to prevent slurry from solidifying, so that the power consumption of desulfurization is increased; in addition, if the density of the accident slurry tank cannot be reduced, when the slurry is started next time and is poured back to the absorption tower, the high-density operation of the absorption tower of the unit can be caused, the desulfurization efficiency of the unit is influenced, the problem that the CL ion content in the accident slurry tank is reduced, the density of the slurry is reduced to reach the density close to the normal density, the problem that the slurry can be used or kept standby in the normal operation of the unit and is poured to the absorption tower at any time is urgently solved, and therefore the accident slurry tank with the overflow device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an accident thick liquid is irritated with overflow arrangement to solve the problem of proposing among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an accident slurry tank with an overflow device comprises an accident slurry tank body, wherein an agitator is arranged in an inner cavity of the accident slurry tank body, a discharge pipeline is arranged on the lower half portion of the side wall of the accident slurry tank body, a pipeline is additionally arranged on the pipeline of the discharge pipeline, the discharge end of the pipeline is connected with a gypsum rotational flow station, an overflow pipe is arranged on the upper half portion of the side wall of the accident slurry tank body, a valve is arranged on the overflow pipe, the liquid outlet end of the overflow pipe is connected with a detection mechanism, the detection mechanism comprises a detection box, a detection cavity is arranged in the inner cavity of the detection box, the inlet and the outlet of the left side wall and the outlet of the detection cavity are respectively connected with a liquid inlet pipe and a liquid outlet pipe, the liquid outlet end of the liquid outlet pipe is connected with a wastewater treatment system through a liquid guide pipeline, a concentration detector is arranged at the, and the output end of the concentration detector is electrically connected with the controller, and the output end of the controller is electrically connected with the electromagnetic valve arranged at one end of the liquid inlet pipe.

Further, the feed liquor end of feed liquor pipe runs through detection case left side wall and the play liquid end zonulae occludens of passing through coupling and overflow pipe, the play liquid end of drain pipe runs through detection case right side wall and the feed liquor end zonulae occludens of passing through coupling and drain pipe, the both ends pipe wall outer fringe of feed liquor pipe and drain pipe all inlays and is equipped with the sealing washer.

Further, the installation mouth of pipe has been seted up to the detection case left and right sides wall, just the detection case lateral wall is provided with the power with concentration detector and controller electric connection.

Furthermore, the overflow pipe is a downward inclined L-shaped pipe structure, a filter screen is arranged at the pipe opening of the overflow pipe, and a flow regulating valve is arranged on the pipeline of the overflow pipe.

Furthermore, the side wall of the accident grout body is provided with an overflow hole, and the valve is an electric control valve.

Further, the wastewater treatment system consists of a sedimentation tank, a filter, a sterilization and disinfection tank and an aeration chamber.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has simple structure and reasonable design, the high-density slurry contained in the accident slurry tank is layered by the deposition of the slurry, the upper part forms most clear water, the lower part forms slurry and gypsum with higher density, the clear water on the upper part of the overflow pipe can be directly discharged to the wastewater treatment system by adding, thus the CL ion content of the slurry in the accident slurry tank can be rapidly reduced, the slurry quality is improved, on the other hand, the high-density slurry and the gypsum at the bottom are discharged by the accident slurry return pump, the upper layer overflows into the recycling slurry tank by newly adding a pipeline to the gypsum cyclone station, the underflow at the lower part enters into the vacuum belt conveyor for gypsum removal, thus the slurry density in the accident slurry tank can be reduced, the slurry quality is gradually improved, the recycling effect is played, and the deposition layered height in the slurry filling process is possibly different, therefore, the detection mechanism is used, the liquid concentration in the, the problem of wasting resources caused by discharging high-density slurry is avoided, and the using effect is good.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the detecting mechanism of the present invention;

fig. 3 is a schematic diagram of the structure of the overflow pipe of the present invention.

In the figure: 1. filling accident grout into the body; 2. a stirrer; 3. a discharge conduit; 4. a pipeline; 5. a gypsum swirling station; 6. an overflow pipe; 61. filtering with a screen; 62. a flow regulating valve; 7. a valve; 8. a detection mechanism; 81. a detection box; 82. a detection chamber; 83. a liquid inlet pipe; 84. a liquid outlet pipe; 85. a liquid guiding pipeline; 86. a concentration detector; 87. a controller; 88. an electromagnetic valve; 9. a wastewater treatment system.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides an accident grout tank with an overflow device, which achieves the purposes of reducing the grout density in an accident grout tank, gradually improving the grout quality, playing a role in recycling and having good use effect by additionally arranging an overflow pipe and a detection mechanism;

referring to fig. 1, a stirrer 2 is arranged in an inner cavity of an accident grout tank body 1, and plays a role in stirring, so that after standing, the inner cavity of the accident grout tank body 1 is deposited and layered, a discharge pipeline 3 is arranged at the lower half part of the side wall of the accident grout tank body 1, a pipeline 4 is additionally arranged on a pipeline of the discharge pipeline 3, a discharge end of the pipeline 4 is connected with a gypsum cyclone station 5, gypsum is conveyed to the gypsum cyclone station 5 through the pipeline 4 for treatment, the density of grout in the accident grout tank is reduced, the quality of grout is gradually improved, and the effect of recycling is achieved;

referring to fig. 1, an overflow pipe 6 is arranged at the upper half part of the side wall of an accident slurry tank body 1, and clear water at the upper part can be discharged into a detection mechanism 8 through the overflow pipe 6 and discharged into a wastewater treatment system 9 after detection, so that the CL ion content of the slurry in the accident slurry tank can be rapidly reduced, the slurry quality is improved, and a valve 7 is arranged on the overflow pipe 6 and used for controlling the discharge of the clear water;

referring to fig. 2, the liquid outlet end of the overflow pipe 6 is connected to the detection mechanism 8, the detection mechanism 8 includes a detection box 81, a detection cavity 82 is disposed in an inner cavity of the detection box 81, the detection cavity 82 is a hollow cavity structure adapted to the shape of the inner cavity of the detection box 81, an inlet and an outlet of the left and right side walls of the detection cavity 82 are respectively connected to a liquid inlet pipe 83 and a liquid outlet pipe 84 for respectively leading in and leading out supernatant, and the liquid outlet end of the liquid outlet pipe 84 is connected to the wastewater treatment system 9 through a liquid guide pipe 85;

referring to fig. 2, since the heights of the sedimentary layers in the slurry tank may be different each time, in order to solve the problem that the overflow pipe 6 may overflow the slurry, a concentration detector 86 is disposed at the top of the detection box 81, the concentration detector 86 is used for detecting the concentration of the overflow supernatant, when the liquid concentration exceeds a set value, a feedback signal is sent to the controller 87, the controller 87 controls the electromagnetic valve 88 to close, the overflow stops, the detection shaft of the concentration detector 86 extends into the inner cavity of the detection cavity 82, the output end of the concentration detector 86 is electrically connected with the controller 87, and the output end of the controller 87 is electrically connected with the electromagnetic valve 88 disposed at one end of the liquid inlet pipe 83.

In order to avoid liquid leakage, the liquid inlet end of the liquid inlet pipe 83 penetrates through the left side wall of the detection box 81 and is tightly connected with the liquid outlet end of the overflow pipe 6 through a pipe joint, the liquid outlet end of the liquid outlet pipe 84 penetrates through the right side wall of the detection box 81 and is tightly connected with the liquid inlet end of the liquid guide pipe 85 through a pipe joint, sealing rings are embedded in the outer edges of the pipe walls of the two ends of the liquid inlet pipe 83 and the liquid outlet pipe 84, and ring grooves are formed in the outer edges of the pipe walls of the two ends of the liquid inlet pipe 83 and the liquid.

The left and right side walls of the detection box 81 are provided with mounting pipe openings for conveniently mounting the liquid inlet pipe 83 and the liquid outlet pipe 84, and the side wall of the detection box 81 is provided with a power supply (not shown in the figure) electrically connected with the concentration detector 86 and the controller 87 for providing a power source for the concentration detector 86 and the controller 87.

Please refer to fig. 3, the overflow pipe 6 is a downward inclined L-shaped pipe structure, the L-shaped pipe structure is convenient for the clear water to overflow from the overflow pipe 6, the efficiency of the overflow is improved, the filter screen 61 is arranged at the pipe opening of the overflow pipe 6, the clear water is convenient to be primarily filtered, the flow regulating valve 62 is arranged on the pipeline of the overflow pipe 6, the flow of the overflow is convenient to be regulated, and the quality of the overflow is improved.

The overflow hole has been seted up to 1 lateral wall of accident thick liquid irritates body, and valve 7 is the electric control valve, is convenient for control through equipment is long-range.

The wastewater treatment system 9 consists of a sedimentation tank, a filter, a sterilization and disinfection tank and an aeration chamber, the composition structure of the wastewater treatment system 9 is a common means in the existing wastewater treatment technology, and the wastewater treatment system 9 is not a main innovation point of the case and is not limited too much here.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an accident thick liquid is irritated with overflow device, irritates body (1) including accident thick liquid, its characterized in that: the accident slurry tank is characterized in that a stirrer (2) is arranged in an inner cavity of the accident slurry tank body (1), a discharging pipeline (3) is arranged on the lower half portion of the side wall of the accident slurry tank body (1), a pipeline (4) is additionally arranged on a pipeline of the discharging pipeline (3), a discharging end of the pipeline (4) is connected with a gypsum cyclone station (5), an overflow pipe (6) is arranged on the upper half portion of the side wall of the accident slurry tank body (1), a valve (7) is arranged on the overflow pipe (6), a liquid outlet end of the overflow pipe (6) is connected with a detection mechanism (8), the detection mechanism (8) comprises a detection box (81), a detection cavity (82) is arranged in an inner cavity of the detection box (81), an inlet and an outlet of the left side wall and an outlet of the right side wall of the detection cavity (82) are respectively connected with a liquid inlet pipe (83) and a liquid outlet pipe (84), and a liquid outlet end of, the detection box (81) top is provided with concentration detection appearance (86), the detection axle of concentration detection appearance (86) stretches into to detecting chamber (82) inner chamber, just the output and the controller (87) electric connection of concentration detection appearance (86), the output and the solenoid valve (88) electric connection who sets up in feed liquor pipe (83) one end of controller (87).

2. An accident slurry tank with overflow means according to claim 1, wherein: the feed liquor end of feed liquor pipe (83) runs through detection case (81) left side wall and goes out liquid end zonulae occludens with overflow pipe (6) through the coupling, the play liquid end of drain pipe (84) runs through detection case (81) right side wall and passes through the feed liquor end zonulae occludens of coupling with drain pipe (85), both ends pipe wall outer fringe of feed liquor pipe (83) and drain pipe (84) all inlays and is equipped with the sealing washer.

3. An accident slurry tank with overflow means according to claim 1, wherein: the left side wall and the right side wall of the detection box (81) are provided with installation pipe orifices, and the side wall of the detection box (81) is provided with a power supply which is electrically connected with the concentration detector (86) and the controller (87).

4. An accident slurry tank with overflow means according to claim 1, wherein: the overflow pipe (6) is a downward inclined L-shaped pipe structure, a filter screen (61) is arranged at the opening of the overflow pipe (6), and a flow regulating valve (62) is arranged on the pipeline of the overflow pipe (6).

5. An accident slurry tank with overflow means according to claim 1, wherein: the overflow hole is opened to accident thick liquid irritates body (1) lateral wall, valve (7) are the electric control valve.

6. An accident slurry tank with overflow means according to claim 1, wherein:

the wastewater treatment system (9) consists of a sedimentation tank, a filter, a sterilization and disinfection tank and an aeration chamber.