CN210495344U

CN210495344U - High-efficient desilting pond of mud treatment reposition of redundant personnel is gushed to river lake

Info

Publication number: CN210495344U
Application number: CN201921288967.9U
Authority: CN
Inventors: 史琦伟; 刘黎慧; 周小国; 张国梁; 张锋意; 陈仁婧
Original assignee: Wuhan Beautiful Oriental Environmental Protection Co ltd
Current assignee: China Power Jianshui Environmental Technology Co.,Ltd.
Priority date: 2019-08-09
Filing date: 2019-08-09
Publication date: 2020-05-12
Anticipated expiration: 2029-08-09

Abstract

The utility model discloses a high-efficient desilting pond of sludge treatment reposition of redundant personnel is gushed to river lake, relates to mud and deals with technical field, for solving current desilting pond in order to reach effectual desilting effect, needs increase desilting pond size, leads to the problem of cost increase. The one end of desilting pond main part is provided with into husky mouth, the other end of desilting pond main part is provided with the overflow weir, the inside of desilting pond main part is provided with main desilting groove, the both sides in main desilting groove all are provided with the slope, the top on slope is provided with the streamlined flow distribution plate, the both sides on slope all are provided with lateral wall overflow weir, the both sides of lateral wall overflow weir all are provided with the mud pit, the internally mounted in main desilting groove has machinery to scrape husky device, the one end of machinery to scrape husky device is provided with stores up the sand pit.

Description

High-efficient desilting pond of mud treatment reposition of redundant personnel is gushed to river lake

Technical Field

The utility model relates to a sludge treatment technical field specifically is a high-efficient desilting pond of sludge treatment reposition of redundant personnel is gushed to river lake.

Background

Sludge in the project of treating the river and lake gushing sludge is wrapped by sand grains with uneven content, the sand grains are removed before the sludge is treated, the efficiency of subsequent sludge treatment can be effectively improved, the sludge treatment cost can be effectively reduced, and the separated sand grains can be recycled after a sand washing process, so that an efficient sand basin is needed for sludge and sediment separation.

However, in order to achieve an effective sand settling effect, the size of the existing sand settling tank is increased, the influence degree of the ground topography is increased, the construction cost is greatly increased, if the design size of the common sand settling tank cannot be met due to the limitation of the ground area, the size of the sand settling tank is reduced, the sand settling effect is obviously reduced, and the subsequent sludge and slurry treatment process is not well influenced; therefore, the existing requirements are not met, and a diversion high-efficiency desilting pond for treating the sludge of the river and lake ponds is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-efficient desilting pond of sludge treatment reposition of redundant personnel is gushed to river lake to solve the current desilting pond that provides in the above-mentioned background art and in order to reach effectual desilting effect, need increase desilting pond size, lead to cost-push's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-efficient desilting pond of sludge treatment reposition of redundant personnel is gushed to river lake, includes the desilting pond main part, the one end of desilting pond main part is provided with into husky mouth, the other end of desilting pond main part is provided with the overflow weir, the inside of desilting pond main part is provided with main desilting groove, the both sides in main desilting groove all are provided with the slope, the top on slope is provided with streamlined flow distribution plate, the both sides on slope all are provided with lateral wall overflow weir, the both sides of lateral wall overflow weir all are provided with the mud groove.

Preferably, a mechanical sand scraping device is installed inside the main sand settling tank, and a sand storage pit is arranged at one end of the mechanical sand scraping device.

Preferably, the inside of storing up the husky machine of spiral sand lifting is installed, and the one end of spiral sand lifting machine extends to and stores up the husky outside of hole, the one end of spiral sand lifting machine is provided with washes husky pond.

Preferably, the streamline-shaped splitter plate is fixedly connected with the slope through a steel structure bracket.

Preferably, a tail plate of the flow distribution plate is arranged at the joint of the streamline-shaped flow distribution plate and the side wall overflow weir, and the tail plate of the flow distribution plate and the streamline-shaped flow distribution plate are of an integral structure.

Preferably, six streamline-shaped flow distribution plates are arranged and are symmetrically distributed.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a symmetry sets up streamlined flow distribution plate in main heavy husky groove, and streamlined flow distribution plate can shunt, the stationary flow to the mud that gets into the heavy husky pond, according to the hydraulics principle, makes coarse grains of sand can subside fast at main heavy husky inslot.

2. Through setting up the lateral wall overflow weir, the silt removing mud on the upper strata of the sludge slurry body that is shunted to the desilting pond both sides by the flow distribution plate can overflow to the mud pit through the lateral wall overflow weir, in time divide unnecessary mud for the whole speed that overflows of sludge slurry body reduces, and sand grain subsides with higher speed.

3. The overflow surface of the sludge slurry entering the desilting basin is greatly increased through the side wall overflow weir, the weir water head of the upper layer desanding slurry is effectively reduced, and thus the upper layer desanding slurry of the sludge slurry passing through the desilting basin can flow out of the desilting basin more stably, and the probability of fine powder sand carried out by the slurry is greatly reduced.

4. Through the three points, the desilting basin can efficiently desilt, the total length of the desilting basin is effectively reduced, and the occupied area is reduced.

5. The mechanical sand scraping device is erected in the main sand settling tank, the mechanical sand scraping device can convey settled sand to the sand storage pit, the spiral sand lifting machine in the sand storage pit can timely clear the settled sand out, the continuous normal operation of the settling tank is ensured, and meanwhile the settled sand is conveyed to the sand washing tank for sand washing, so that the resource utilization of river sand is realized.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic longitudinal section of the present invention;

fig. 3 is a cross-sectional view of the present invention;

FIG. 4 is a schematic plan view of the multi-stage combination of the present invention;

in the figure: 1. a desilting basin main body; 2. a sand inlet; 3. an overflow weir; 4. a main desilting tank; 5. a streamlined flow distribution plate; 501. a splitter plate tail plate; 502. a steel structure bracket; 6. a slope; 7. a sidewall weir; 8. a slurry tank; 9. a sand storage pit; 10. a spiral sand lifting machine; 11. a sand washing pool; 12. mechanical sand scraping device.

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.

Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a river lake is billed sludge treatment and is shunted high-efficient desilting pond, includes desilting pond main part 1, the one end of desilting pond main part 1 is provided with into husky mouth 2, and the other end of desilting pond main part 1 is provided with overflow weir 3, and the inside of desilting pond main part 1 is provided with main desilting groove 4, and the both sides of main desilting groove 4 all are provided with slope 6, and the top of slope 6 is provided with streamlined flow distribution plate 5, and the both sides of slope 6 all are provided with lateral wall overflow weir 7, and the both sides of lateral wall overflow weir 7 all are provided with mud pit 8.

Further, the internally mounted of main desilting groove 4 has mechanical sand scraping device 12, and the one end of mechanical sand scraping device 12 is provided with stores up the sand pit 9, erects mechanical sand scraping device 12 in main desilting groove 4, can carry the desilting to storing up in the sand pit 9, convenient centralized processing.

Further, the inside of the sand storage pit 9 is provided with the spiral sand lifting machine 10, one end of the spiral sand lifting machine 10 extends to the outside of the sand storage pit 9, one end of the spiral sand lifting machine 10 is provided with the sand washing tank 11, the spiral sand lifting machine 10 can timely clear silt in the sand storage pit 9, the sand settling tank can continuously and normally operate, and meanwhile, the silt is conveyed to the sand washing tank 11 to be washed, so that river sand is recycled.

Further, streamline form flow distribution plate 5 passes through steel structural support 502 and slope 6 fixed connection, and sludge slurry body gets into the desilting basin after, can be shunted by streamline form flow distribution plate 5, according to the hydraulics principle, makes coarse sand grain subside in main desilting groove 4 fast.

Further, the junction of streamline-shaped splitter plate 5 and lateral wall overflow weir 7 is provided with splitter plate tailboard 501, and splitter plate tailboard 501 and streamline-shaped splitter plate 5 structure as an organic whole, and splitter plate tailboard 501 can play and reduce the velocity of water flow, and extension water conservancy dwell time reduces and overflows effects such as mud sand content, and the sand grain can accelerate to subside on the slope 6 of main heavy husky groove 4 under the low-flow rate.

Furthermore, six streamline-shaped flow distribution plates 5 are arranged, the six streamline-shaped flow distribution plates 5 are symmetrically distributed, and the transverse length of each streamline-shaped flow distribution plate 5, namely the projection length of the plate length on the cross section of the sand basin, is one third of the width of the sand basin; the length of the flow direction of the splitter plate, namely the projection length of the plate length in the flow direction, is determined according to the flow rate and the overflowing speed of the sludge slurry in the desilting basin; the distance between the front streamline distribution plate 5 and the rear streamline distribution plate 5 is between one point five and three times of the flowing length of the distribution plates.

The working principle is as follows: when in use, after entering the main body 1 of the sand basin, the sludge slurry is shunted by the streamline shunt plate 5, according to the hydraulics principle, coarse sand particles can be rapidly settled in the main sand basin 4, the upper layer desanding slurry shunted to the sludge slurry at two sides of the sand basin by the shunt plate can overflow to the slurry basin 8 through the sidewall overflow weir 7 to separate the slurry, or enter the next stage sand settling unit by the shunt plate tail plate 501 to continue settling, the shunt plate tail plate 501 can reduce the water flow speed, prolong the hydraulic retention time, reduce the sand content of overflowing slurry and the like, the lower layer sand-containing slurry of the sludge slurry can reduce the flow speed due to the separation of the upper layer desanding slurry, thereby leading the sand particles in the slurry to settle more rapidly, the sand particles are accelerated to settle on the slope 6 of the main sand basin 4 at low flow speed, the tail end of the main body 1 of the sand basin is provided with the overflow weir 3 for grading, the front end of the overflow weir 3 is provided with a sand storage pit 9, a mechanical sand scraping device 12 is erected in the main sand settling tank 4 of each stage of sand settling tank, the sand settling tank can convey the sand settling to the sand storage pit 9, the spiral sand lifting machine 10 in the sand storage pit 9 can timely clear the sand settling out, the continuous normal operation of the sand settling tank is guaranteed, and meanwhile the sand settling is conveyed to the sand washing tank 11 for sand washing, so that the resource utilization of river sand is achieved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. 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 high-efficient desilting pond of reposition of redundant personnel is gushed to river lake water mud treatment, includes desilting pond main part (1), its characterized in that: the silt basin is characterized in that a silt inlet (2) is formed in one end of the silt basin body (1), an overflow weir (3) is arranged at the other end of the silt basin body (1), a main silt basin (4) is arranged inside the silt basin body (1), slopes (6) are arranged on two sides of the main silt basin (4), a streamline-shaped splitter plate (5) is arranged above the slopes (6), side wall overflow weirs (7) are arranged on two sides of the slopes (6), and mud grooves (8) are arranged on two sides of the side wall overflow weirs (7).

2. The high-efficiency diversion desilting pond for treating the sludge of the river and lake ponds according to claim 1, which is characterized in that: a mechanical sand scraping device (12) is installed inside the main sand settling tank (4), and a sand storage pit (9) is arranged at one end of the mechanical sand scraping device (12).

3. The high-efficiency diversion desilting pond for treating the sludge of the river and lake ponds according to claim 2, which is characterized in that: store up the internally mounted of husky hole (9) and have spiral sand lifting machine (10), and the one end of spiral sand lifting machine (10) extends to and stores up husky hole (9) outside, the one end of spiral sand lifting machine (10) is provided with washes husky pond (11).

4. The high-efficiency diversion desilting pond for treating the sludge of the river and lake ponds according to claim 1, which is characterized in that: the streamline-shaped splitter plate (5) is fixedly connected with the slope (6) through a steel structure bracket (502).

5. The high-efficiency diversion desilting pond for treating the sludge of the river and lake ponds according to claim 1, which is characterized in that: the junction of streamline-shaped flow distribution plate (5) and lateral wall overflow weir (7) is provided with flow distribution plate tailboard (501), and flow distribution plate tailboard (501) and streamline-shaped flow distribution plate (5) are an integral structure.

6. The high-efficiency diversion desilting pond for treating the sludge of the river and lake ponds according to claim 1, which is characterized in that: six streamline-shaped flow distribution plates (5) are arranged, and the six streamline-shaped flow distribution plates (5) are symmetrically distributed.