CN112093933A

CN112093933A - Concrete mixing plant waste water recovery system

Info

Publication number: CN112093933A
Application number: CN202010951059.4A
Authority: CN
Inventors: 廖和雄
Original assignee: Guangxi Jinhangtong Concrete Co ltd
Current assignee: Guangxi Jinhangtong Concrete Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2020-12-18

Abstract

The invention discloses a concrete mixing plant wastewater recovery system, which relates to the technical field of mixing plants and comprises a primary filter tank, a sedimentation tank, a secondary filter tank and a sedimentation tank, wherein the interiors of the primary filter tank and the secondary filter tank are rotatably connected with rollers, the outer sides of two groups of rollers are respectively provided with a conveying steel mesh and a filter screen, the top of the sedimentation tank is fixedly provided with a support plate, and the interior of the support plate is rotatably connected with a feeding pipe through a bearing seat. The invention can open the one-way valve at the position of the drain pipe corresponding to the clear water at the top to realize the direct discharge of the clear water and further recycle the clear water through the arrangement of the primary filter tank, the sedimentation tank, the secondary filter tank and the drain pipes with different heights arranged on the sedimentation tank, and the clear water is subjected to sand filtration through the primary filter tank, the sedimentation tank is subjected to sedimentation through a flocculating agent, the secondary filter tank is subjected to impurity filtration and sedimentation through the sedimentation tank, so that different impurities in the sewage are sequentially treated, and the sewage and the impurities are effectively separated.

Description

Concrete mixing plant waste water recovery system

Technical Field

The invention relates to the technical field of mixing plants, in particular to a waste water recovery system of a concrete mixing plant.

Background

Along with the continuous development of building trade, need consume a large amount of raw and other materials in the building engineering construction process, wherein, use the most concrete, the stirring in-process of concrete is being carried out at commercial concrete mixing plant, can produce a large amount of sewage and waste water, and the processing to waste water is comparatively extensive type direct discharge or natural treatment in the traditional meaning, causes the destruction of natural environment easily.

However, in the existing concrete processing sewage discharge and recovery process, the impurities with different sizes may be layered in the treatment process, the precipitated clean water cannot be recovered in time, and the impurities cannot be recovered respectively.

Disclosure of Invention

The invention aims to: in order to solve the problem that in the existing concrete processing sewage discharge and recovery process, the impurities with different sizes and particles can be layered in the treatment process, the precipitated clean water can not be timely recovered, and the impurities can not be respectively recovered, a concrete mixing plant wastewater recovery system is provided.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a concrete mixing plant waste water recovery system, includes primary filter, sedimentation tank, filtering tank and sedimentation tank again, the inside rotation in primary filter and filtering tank again is connected with the roller bearing, and two sets of the outside of roller bearing is provided with transport steel mesh and filter screen respectively, the top of sedimentation tank is fixed with the backup pad, and the inside of backup pad rotates through the bearing frame and is connected with the inlet pipe, the bottom of inlet pipe is fixed with the multiunit connecting pipe, and the outside of connecting pipe is provided with the multiunit discharge gate, the motor is all installed at the one end in primary filter and filtering tank again and the top of backup pad, and wherein the output of multiunit motor is connected with the roller bearing, one side in primary filter, sedimentation tank, filtering tank and sedimentation tank again all is connected.

Preferably, the multiple groups of the drain pipes are all provided with one-way valves, and the multiple groups of the drain pipes are arranged at equal intervals.

Preferably, the output end of one set of the motors and the outer side of the feeding pipe are both fixed with gears which are meshed with each other.

Preferably, the primary filter tank, the sedimentation tank, the secondary filter tank and the sedimentation tank are communicated through a sediment pump.

Preferably, a scraper is fixed on one side of the refilter.

Preferably, the tops of the primary filter tank and the secondary filter tank are provided with notches with mutually matched rollers.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can open the one-way valve at the position of the drain pipe corresponding to the clear water at the top by arranging the drain pipes with different heights on the primary filter tank, the sedimentation tank, the secondary filter tank and the sedimentation tank, and forming a layered water after standing, thereby realizing the direct discharge of the clear water and further recycling;

2. the invention sequentially treats different impurities in the sewage through sand filtration of the primary filter, sedimentation by using a flocculating agent in the sedimentation tank, impurity filtration of the secondary filter and sedimentation in the sedimentation tank, so that the sewage and the impurities are effectively separated.

Drawings

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

FIG. 2 is a schematic view of the feed tube of the present invention;

FIG. 3 is a schematic structural view of a refilter according to the present invention.

In the figure: 1. a primary filter tank; 2. a sedimentation tank; 3. then filtering the pond; 4. a sedimentation tank; 5. a roller; 6. a conveying steel mesh; 7. a silt pump; 8. a support plate; 9. a motor; 10. a feed pipe; 11. a connecting pipe; 12. a discharge port; 13. a gear; 14. a filter screen; 15. a drain pipe; 16. a one-way valve; 17. a scraper.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The sand pump (model number is 150NYL200-35) and the motor (model number is TC7122) mentioned in the invention can be obtained by market or private ordering.

Referring to fig. 1-3, a concrete mixing plant wastewater recovery system comprises a primary filter tank 1, a sedimentation tank 2, a secondary filter tank 3 and a sedimentation tank 4, wherein the primary filter tank 1 and the secondary filter tank 3 are rotatably connected with rollers 5, the outer sides of the two sets of rollers 5 are respectively provided with a steel conveying mesh 6 and a filter screen 14, the top of the sedimentation tank 2 is fixedly provided with a support plate 8, the inner part of the support plate 8 is rotatably connected with a feed pipe 10 through a bearing seat, the bottom of the feed pipe 10 is fixedly provided with a plurality of sets of connecting pipes 11, the outer sides of the connecting pipes 11 are provided with a plurality of sets of discharge holes 12, one ends of the primary filter tank 1 and the secondary filter tank 3 and the top of the support plate 8 are respectively provided with a motor 9, the output ends of the plurality of sets of motors 9 are connected with the rollers 5, and one sides.

In this embodiment, through 1 sandstone filtration in primary filter, sedimentation tank 2 utilize the flocculating agent to subside, secondary filter 3 carries out impurity filtration and sedimentation tank 4 deposits, handles in proper order to the impurity of difference in the sewage, makes its sewage and impurity effectively separate.

Please refer to fig. 1 and 3, the plurality of sets of water discharge pipes 15 are all provided with one-way valves 16, and the plurality of sets of water discharge pipes 15 are arranged at equal intervals, so that the water discharge pipes 15 at different water levels are led out and recycled together with the water flow.

Please refer to fig. 1 and 2, wherein the output end of the set of motors 9 and the outer side of the feeding pipe 10 are both fixed with gears 13 engaged with each other, so that the feeding pipe 10 rotates to east through the gears 13 engaged with each other, thereby realizing uniform discharge of the flocculant from the discharge port 12 under the rotation of the feeding pipe 10 and facilitating the sedimentation operation.

Please refer to fig. 1, the primary filter 1, the sedimentation tank 2, the secondary filter 3 and the sedimentation tank 4 are communicated with each other by a sand pump 7, which facilitates the operation of sewage inlet and outlet.

Referring to fig. 1 and 3, a scraper 17 is fixed to one side of the secondary filter 3 to facilitate the scraper 17 to scrape off the impurities and sand from the steel mesh 6 and the filter 14.

Referring to fig. 1 and 3, the tops of the primary filter tank 1 and the secondary filter tank 3 are provided with notches in which the rollers 5 are engaged with each other, so that the steel conveying net 6 and the filter net 14 can rotate inside the notches, thereby conveying and filtering sand and impurities.

The working principle is as follows: utilize the output of motor 9 to drive roller bearing 5 and rotate, make conveying steel mesh 6 and filter screen 14 rotate, conveying steel mesh 6 blocks the grit and filters, inject the flocculating agent into inlet pipe 10, utilize motor 9 to drive intermeshing's gear 13 and rotate, make inlet pipe 10 drive connecting pipe 11 and rotate, make the flocculating agent evenly mix with sewage, subside, utilize filter screen 14 to carry out the filtration of impurity, get into sedimentation tank 2 after primary filter 1 stews, get into secondary filter 3 behind the sedimentation tank 2 stills, secondary filter 3 stews and then gets into sedimentation tank 4, make mud and clear water etc. after the stills stratify, the position of the drain pipe 15 that makes the clear water correspond carries out drawing forth of rivers, be convenient for recycle.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a concrete mixing plant waste water recovery system, includes primary filter (1), sedimentation tank (2), secondary filter (3) and sedimentation tank (4), its characterized in that: the interior of the primary filter tank (1) and the secondary filter tank (3) is rotatably connected with a roller (5), and the outer sides of the two groups of rolling shafts (5) are respectively provided with a conveying steel mesh (6) and a filter screen (14), the top of the sedimentation tank (2) is fixed with a support plate (8), the interior of the supporting plate (8) is rotationally connected with a feeding pipe (10) through a bearing seat, a plurality of groups of connecting pipes (11) are fixed at the bottom of the feeding pipe (10), and a plurality of groups of discharge holes (12) are arranged on the outer side of the connecting pipe (11), motors (9) are arranged at one ends of the primary filter tank (1) and the secondary filter tank (3) and the top of the supporting plate (8), and wherein the output of multiunit motor (9) is connected with roller bearing (5), one side of primary filter (1), sedimentation tank (2), secondary filter (3) and sedimentation tank (4) all is connected with multiunit drain pipe (15).

2. The waste water recycling system of concrete mixing plant according to claim 1, characterized in that: the multiple groups of the water discharge pipes (15) are all provided with one-way valves (16), and the multiple groups of the water discharge pipes (15) are arranged at equal intervals.

3. The waste water recycling system of concrete mixing plant according to claim 1, characterized in that: and gears (13) which are meshed with each other are fixed on the output end of one group of the motors (9) and the outer side of the feeding pipe (10).

4. The waste water recycling system of concrete mixing plant according to claim 1, characterized in that: the primary filter (1), the sedimentation tank (2), the secondary filter (3) and the sedimentation tank (4) are communicated through a sediment pump (7).

5. The waste water recycling system of concrete mixing plant according to claim 1, characterized in that: and a scraper (17) is fixed on one side of the secondary filter (3).

6. The waste water recycling system of concrete mixing plant according to claim 1, characterized in that: gaps with mutually matched rolling shafts (5) are arranged at the tops of the primary filter tank (1) and the secondary filter tank (3).