CN215619128U

CN215619128U - Sewage circulating device of concrete mixing plant

Info

Publication number: CN215619128U
Application number: CN202121266955.3U
Authority: CN
Inventors: 鲁自海; 陈绍有; 李�杰; 鲁成
Original assignee: Yunnan Luyu Construction Engineering Co ltd
Current assignee: Yunnan Luyu Construction Engineering Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-01-25
Anticipated expiration: 2031-06-08

Abstract

The utility model discloses a concrete mixing plant sewage circulating device which comprises a first sedimentation treatment tank and a movable frame, wherein sliding grooves are symmetrically formed in the top ends of the side walls of the two sides of the first sedimentation treatment tank, sliding plates are symmetrically arranged on the two sides of the bottom surface of the movable frame, the sliding plates are clamped and embedded in the sliding grooves, bearing frames are symmetrically arranged on the top ends of the side walls of the two sides of the first sedimentation treatment tank, a rotating shaft is arranged on each bearing frame, a water baffle is arranged in the center of the rotating shaft, gears are symmetrically arranged at the two ends of the rotating shaft, toothed plates are symmetrically arranged on the two sides of the top surface of the movable frame, and the toothed plates are meshed with the gears. Has the advantages that: the movable frame and the water baffle are arranged, so that sand and stone on the surface of the grating can be cleaned without manpower, time and labor are saved, the cleaning efficiency of the sand and stone on the grating is improved, sewage does not need to stop entering the first sedimentation treatment tank when the sand and stone are cleaned, and the continuity and the working efficiency of the sewage recycling treatment work are guaranteed.

Description

Sewage circulating device of concrete mixing plant

Technical Field

The utility model relates to the technical field of sewage recycling, in particular to a sewage circulating device of a concrete mixing plant.

Background

A concrete mixing plant is a combined device for intensively mixing concrete, also called a concrete precast yard, mainly comprises 5 major systems such as a mixing host, a material weighing system, a material conveying system, a material storage system, a control system and the like and other accessory facilities, is widely applied to construction projects such as the industry, agriculture, traffic, national defense, water conservancy, municipal administration and the like in China, the demand is increasing continuously, and in the operation of the concrete mixing plant, because waste water is generated in the processes of cleaning a mixing tank, cleaning material conveying equipment and other production processes, the waste water generated by the concrete mixing plant is required to be recycled by using a concrete mixing plant sewage circulating device.

Current concrete mixing plant sewage circulating device adopts the grid to filter the screening to the bold grit in the sewage by a large margin, grit accumulation on the grid is when a certain amount, often need the manual work to its clearance, not only waste time and energy but also inefficiency, and adopt machinery to overturn the grid and unload, though the cleaning efficiency of improvement grit that can be very big, but in this section of time of clearance grid, the input pipeline must be closed, thereby caused a concrete mixing plant sewage circulating device can't work, the efficiency of sewage cycle recovery processing has also been reduced to a certain extent.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the concrete mixing plant sewage circulating device which has the advantages that sand and stones accumulated on the grating can be quickly cleaned without manpower, time and labor are saved, the sand and stone cleaning efficiency is improved, sewage does not need to stop entering a treatment tank when the sand and stones are cleaned, the continuity of sewage circulating recovery treatment is guaranteed, and the problems in the background art are solved.

(II) technical scheme

In order to realize the advantages that the sand accumulated on the grating can be quickly cleaned without manpower, the time and the labor are saved, the sand cleaning efficiency is improved, the sewage does not need to stop entering the treatment tank when the sand is cleaned, and the continuity of the sewage circulating recovery treatment is ensured, the utility model adopts the following specific technical scheme: the utility model provides a concrete mixing plant sewage circulating device, includes first sedimentation treatment pond and removes the frame, the spout has been seted up to first sedimentation treatment pond both sides lateral wall top symmetry, remove frame bottom surface bilateral symmetry and install the slide, and the slide inlay card is in the spout, the bearing bracket is installed to first sedimentation treatment pond both sides lateral wall top symmetry, and installs the axis of rotation on the bearing bracket to axis of rotation central authorities install the breakwater, the gear is installed to axis of rotation both ends symmetry, remove frame top surface bilateral symmetry and install the pinion rack, and pinion rack and gear intermeshing.

Further, the mounting panel is installed to the inboard symmetry in removal frame both sides, and two the first grid and the second grid one end are connected through a plurality of hydraulic telescoping rod respectively to the mounting panel other end is all connected through reset spring to the first grid and the second grid other end.

Furthermore, a first input pipeline is arranged above one side of the water baffle, a first pipeline valve is installed on the first input pipeline, a second input pipeline is arranged above the other side of the water baffle, and a second pipeline valve is installed on the second input pipeline.

Further, the top of one side surface of the first sedimentation treatment tank is communicated with one end of a communication pipeline, and the other end of the communication pipeline is communicated with the inner cavity of the second sedimentation treatment tank.

Furthermore, two sets of limiting blocks are symmetrically installed on the side walls of the two sides of the movable frame, and the two sets of limiting blocks are respectively abutted to the side walls of the two sides of the first sedimentation treatment tank.

Furthermore, a return pipe is communicated with the top of the side surface of one side of the second sedimentation treatment tank, and a water pump is arranged on the return pipe.

Furthermore, the areas of the first grating and the second grating are equal, and the areas of the first grating and the second grating are larger than the area of the top opening of the first sedimentation treatment tank.

(III) advantageous effects

Compared with the prior art, the utility model provides a concrete mixing plant sewage circulating device, which has the following beneficial effects:

the utility model is provided with a movable frame and a water baffle, when in use, a first pipeline valve arranged on a first input pipeline is firstly opened to enable sewage of a concrete mixing plant containing gravels to flow out of the first input pipeline and impact on the water baffle, then the sewage falls on a first grating arranged on one side of the movable frame above a first sedimentation treatment tank, the first grating filters large gravels contained in the sewage, the filtered large gravels are accumulated on the grating, the sewage filtered to remove the large gravels enters a first sedimentation treatment tank through the first grating for sedimentation treatment, after the sewage is settled in the first sedimentation treatment tank, supernatant fluid flows into a second sedimentation treatment tank through a communicating pipeline for further sedimentation and purification treatment, a water pump arranged on a return pipe is started to pump out purified clear water from the second sedimentation treatment tank for recycling, when the gravels on the first grating are accumulated to a certain degree, closing the first pipeline valve, then opening a second pipeline valve installed on a second input pipeline, wherein sewage of the concrete mixing plant containing gravels reversely impacts a water baffle at the moment, so that the water baffle drives a rotating shaft installed on a bearing frame to reversely rotate, gears installed at two ends of the rotating shaft are meshed with toothed plates at two sides of a moving frame, so that sliding plates installed at two sides of the bottom of the moving frame slide along a sliding groove formed in the top end of the side wall of a first sedimentation treatment tank until a limiting block installed at one side of the moving frame is abutted against the outer side of the side wall of the first sedimentation treatment tank, at the moment, a first grid with a large amount of gravels accumulated on the surface leaves the upper part of the first sedimentation treatment tank, a second grid with no gravels on the surface moves to the upper part of the first sedimentation treatment tank to continuously filter the sewage of the concrete mixing plant containing gravels, and then a worker starts a hydraulic telescopic rod installed between the grid with a large amount of gravels accumulated on the surface and an installation plate on the inner side of the moving frame, the hydraulic telescopic rod pushes one end of the first grating with a large amount of sand accumulated on the surface to be raised, and both ends of the first grating are connected with the mounting plate through the reset springs, so that the hydraulic telescopic rod can normally lift the first grating, so that the gravels on the first grating are separated from the grating under the action of gravity to finish the cleaning of the gravels accumulated on the surface, and the hydraulic telescopic rod is started again to drive the grating to reset after the cleaning is finished, when a large amount of sand is accumulated on the surface of the second grating, the steps are arranged and operated again, so that the sand accumulated on the surface of the second grating can be cleaned, the operation is repeated in a circulating way, the sand and stone on the surface of the grating can be cleaned without manpower, the time and the labor are saved, the cleaning efficiency of the sand and stone on the grating is improved, and need not to stop sewage and get into the treatment tank when clearance grit, ensured the continuation and the work efficiency of sewage cycle recovery processing.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a sewage circulating device of a concrete mixing plant according to an embodiment of the utility model;

FIG. 2 is a side view of a concrete mixing plant sewage circulating apparatus according to an embodiment of the present invention;

FIG. 3 is a sectional view of a first sedimentation treatment tank of a concrete mixing plant sewage circulating apparatus according to an embodiment of the present invention;

fig. 4 is an enlarged view at a of fig. 3 according to an embodiment of the present invention.

In the figure:

1. a first sedimentation treatment tank; 2. a communicating pipe; 3. a second sedimentation treatment tank; 4. moving the frame; 5. a bearing bracket; 6. a rotating shaft; 7. a gear; 8. a toothed plate; 9. a water baffle; 10. a first grid; 11. a first input conduit; 12. a first pipeline valve; 13. a second input conduit; 14. a second conduit valve; 15. a return pipe; 16. a water pump; 17. a limiting block; 18. a slide plate; 19. a chute; 20. mounting a plate; 21. a hydraulic telescopic rod; 22. a return spring; 23. a second grid.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

According to the embodiment of the utility model, the sewage circulating device of the concrete mixing plant is provided.

The utility model will now be further described with reference to the accompanying drawings and detailed description, as shown in figures 1-4, the concrete mixing plant sewage circulating device according to the embodiment of the utility model comprises a first sedimentation treatment tank 1 and a movable frame 4, wherein sliding grooves 19 are symmetrically formed in the top ends of the side walls of the two sides of the first sedimentation treatment tank 1, sliding plates 18 are symmetrically arranged on the two sides of the bottom surface of the movable frame 4, the sliding plate 18 is embedded in the sliding groove 19, the top ends of the side walls at the two sides of the first sedimentation treatment tank 1 are symmetrically provided with bearing frames 5, the bearing frames 5 are provided with rotating shafts 6, a water baffle 9 is arranged in the center of the rotating shaft 6, gears 7 are symmetrically arranged at two ends of the rotating shaft 6, toothed plates 8 are symmetrically arranged at two sides of the top surface of the movable frame 4, and pinion rack 8 and gear 7 intermeshing have played and need not to stop sewage and get into in the treatment tank when clearance grit, have ensured the continuation and the work efficiency's of sewage cycle recovery processing effect.

In one embodiment, the mounting plates 20 are symmetrically mounted on the inner sides of two sides of the movable frame 4, one symmetrical ends of the two mounting plates 20 are respectively connected with one ends of the first grating 10 and the second grating 23 through a plurality of hydraulic telescopic rods 21, and the other ends of the first grating 10 and the second grating 23 are connected with the other ends of the mounting plates 20 through return springs 22, so that the effect of filtering large gravels contained in sewage is achieved.

In one embodiment, a first input pipeline 11 is arranged above one side of the water baffle 9, a first pipeline valve 12 is installed on the first input pipeline 11, a second input pipeline 13 is arranged above the other side of the water baffle 9, and a second pipeline valve 14 is installed on the second input pipeline 13, so that the effect of changing the using sequence of the first grating 10 and the second grating 23 by changing the water inlet direction of sewage is achieved, electric energy is not consumed in the process of changing the adjustment, and more energy is saved.

In one embodiment, one end of the communication pipeline 2 is installed at the top of one side surface of the first sedimentation treatment tank 1 in a communication manner, and the other end of the communication pipeline 2 is communicated with the inner cavity of the second sedimentation treatment tank 3, so that the supernatant in the first sedimentation treatment tank 1 is guided to the second sedimentation treatment tank 3 for further purification treatment.

In one embodiment, two sets of limiting blocks 17 are symmetrically installed on the side walls of the two sides of the movable frame 4, and the two sets of limiting blocks 17 are respectively abutted to the side walls of the two sides of the first sedimentation treatment tank 1, so that the position of the movable frame 4 is limited.

In one embodiment, a return pipe 15 is arranged at the top of one side surface of the second sedimentation treatment tank 3 in a communication manner, and a water pump 16 is arranged on the return pipe 15, so that the sewage after the purification treatment is recycled.

In one embodiment, the first grid 10 and the second grid 23 are equal in area, and the first grid 10 and the second grid 23 are larger in area than the top opening area of the first sedimentation treatment tank 1.

The working principle is as follows: the utility model is provided with a movable frame 4 and a water baffle 9, when in use, a first pipeline valve 12 arranged on a first input pipeline 11 is firstly opened, so that sewage of a concrete mixing plant containing gravels flows out from the first input pipeline 11 and impacts on the water baffle 9, then the sewage falls on a first grating 10 arranged on one side of the movable frame 4 above a first precipitation treatment tank 1, the first grating 10 filters large gravels contained in the sewage, the filtered large gravels are accumulated on the grating, the sewage with the large gravels filtered out enters the first precipitation treatment tank 1 through the first grating 10 for precipitation treatment, the supernatant of the sewage after the precipitation treatment in the first precipitation treatment tank 1 flows into a second precipitation treatment tank 3 through a communicating pipeline 2 for further precipitation and purification treatment, a water pump 16 arranged on a return pipe 15 is started to pump out purified clean water from the second precipitation treatment tank 3 for recycling, when the gravels on the first grating 10 are accumulated to a certain degree, the first pipeline valve 12 is closed, then the second pipeline valve 14 arranged on the second input pipeline 13 is opened, at the moment, the sewage of the concrete mixing plant containing the gravels reversely impacts the water baffle plate 9, so that the water baffle plate 9 drives the rotating shaft 6 arranged on the bearing frame 5 to reversely rotate, the gears 7 arranged at the two ends of the rotating shaft 6 are meshed with the toothed plates 8 at the two sides of the moving frame 4, thereby the sliding plates 18 arranged at the two sides of the bottom of the moving frame 4 slide along the sliding grooves 19 arranged at the top end of the side wall of the first sedimentation treatment tank 1 until the limiting block 17 arranged at one side of the moving frame 4 is abutted against the outer side of the side wall of the first sedimentation treatment tank 1, at the moment, the first grating 10 with a large amount of gravels accumulated on the surface leaves the upper part of the first sedimentation treatment tank 1, and the second grating 23 without the gravels on the surface moves to the upper part of the first sedimentation treatment tank 1 to continue to filter the sewage of the concrete mixing plant containing the gravels, then the worker starts the hydraulic telescopic rod 21 installed between the grating with a large amount of sand accumulated on the surface and the mounting plate 20 on the inner side of the movable frame 4, the hydraulic telescopic rod 21 pushes one end of the first grating 10 with a large amount of sand accumulated on the surface to be lifted, both ends of the first grating 10 are connected with the mounting plate 20 through the return spring 22, so that the hydraulic telescopic rod 21 can normally lift the first grating 10, the sand on the first grating 10 is separated from the grating under the action of gravity, the cleaning of the sand accumulated on the surface is completed, the hydraulic telescopic rod 21 is started again after the cleaning is completed to drive the grating to reset, when a large amount of sand is accumulated on the surface of the second grating 23, the installation steps are operated again to complete the cleaning of the sand accumulated on the surface of the second grating 23, the operation is circulated in such a way, the sand on the surface of the grating can be cleaned without manual cleaning, time and labor are saved, the cleaning efficiency of the sand on the grating is improved, and need not to stop sewage and get into the treatment tank when clearance grit, ensured the continuation and the work efficiency of sewage cycle recovery processing.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a concrete mixing plant sewage circulating device, includes first sedimentation treatment pond (1) and removes frame (4), its characterized in that, spout (19) have been seted up to first sedimentation treatment pond (1) both sides lateral wall top symmetry, remove frame (4) bottom surface bilateral symmetry and install slide (18), and slide (18) inlay card in spout (19), bearing bracket (5) are installed to first sedimentation treatment pond (1) both sides lateral wall top symmetry, and install axis of rotation (6) on bearing bracket (5) to axis of rotation (6) central authorities install breakwater (9), gear (7) are installed to axis of rotation (6) both ends symmetry, remove frame (4) top surface bilateral symmetry and install pinion rack (8), and pinion rack (8) and gear (7) intermeshing.

2. The concrete mixing plant sewage circulating device according to claim 1, characterized in that mounting plates (20) are symmetrically mounted on the inner sides of two sides of the moving frame (4), and two symmetrical ends of the mounting plates (20) are respectively connected with one ends of a first grid (10) and a second grid (23) through a plurality of hydraulic telescopic rods (21), and the other ends of the first grid (10) and the second grid (23) are connected with the other end of the mounting plate (20) through a return spring (22).

3. The concrete mixing plant sewage circulation device according to claim 1, characterized in that a first input pipeline (11) is arranged above one side of the water baffle (9), a first pipeline valve (12) is arranged on the first input pipeline (11), a second input pipeline (13) is arranged above the other side of the water baffle (9), and a second pipeline valve (14) is arranged on the second input pipeline (13).

4. The concrete mixing plant sewage circulating device according to claim 1, wherein one end of the communicating pipe (2) is installed at the top of one side surface of the first sedimentation treatment tank (1) in a communicating manner, and the other end of the communicating pipe (2) is communicated with the inner cavity of the second sedimentation treatment tank (3).

5. The concrete mixing plant sewage water circulating device according to claim 1, wherein two sets of limiting blocks (17) are symmetrically installed on the two side walls of the movable frame (4), and the two sets of limiting blocks (17) are respectively abutted with the two side walls of the first sedimentation treatment tank (1).

6. The concrete mixing plant sewage circulating device of claim 4, wherein a return pipe (15) is installed on the top of one side surface of the second sedimentation treatment tank (3) in a communicating manner, and a water pump (16) is installed on the return pipe (15).

7. The concrete mixing plant sewage circulation device according to claim 2, characterized in that the first grid (10) and the second grid (23) are equal in area, and the area of the first grid (10) and the area of the second grid (23) are larger than the area of the top opening of the first sedimentation treatment tank (1).