CN201543281U

CN201543281U - Air-lift sludge discharging device for sludge in sedimentation tank

Info

Publication number: CN201543281U
Application number: CN2009201475483U
Authority: CN
Inventors: 吕升皇
Original assignee: SHIN WEN CO Ltd
Current assignee: SHIN WEN CO Ltd
Priority date: 2009-04-08
Filing date: 2009-04-08
Publication date: 2010-08-11
Anticipated expiration: 2019-04-08

Abstract

An air-lift sludge discharging device for sludge in a sedimentation tank is provided with a hollow sludge discharging pipe. One end of the sludge discharging pipe is disposed on the bottom of the sedimentation tank for sucking sludge; the sludge is discharged from an upper outlet on the other end; a first pipeline is arranged on the sludge discharging pipe; a non-return valve is arranged on the pipeline; an air supplier is connected on a second pipeline; control valves are connected on first and second pipelines; generated high pressure air passes through a reducing valve and the pipeline and is conveyed to a position under the sludge discharging pipe and then enters into the sludge discharging pipe, thus the air in the sludge discharging pipe rises and forms an upward water flow so as to discharge the sludge on the bottom from the upper outlet. The sludge discharging device is simple and practical.

Description

The gas lift mud discharging device of sedimentation basin mud

[technical field]

The utility model is the purification of water quality that is used in sedimentation basin about a kind of, the gas lift mud discharging device that the muddy water impurity in the pond is discharged in the gas lift effect that utilizes air to move up.

[background technology]

At present in the process that is purified for water quality with former water, usually must be handled former water in regular turn through a plurality of pond bodies with difference in functionality, make that at last the water of sending can meet water standard, and the pond body of variant function is filtered removal in order to earth or impurity with the different volumes size, that is former water (for example: the water of streams or reservoir) condensed into larger particles by agglutinant in importing glue plumage pond, other contains light weight impurity or earth will import in the sedimentation basin, its effect promptly is to utilize coprecipitation mode that it is sunk at the bottom of the pond in the earth of light weight, make the water quality of top, pond can be expelled in the pond body of next function, with its water treatment that continues.

Prior art is used in the mud discharging device in the sedimentation basin, except the large tracts of land of utilizing tipping tube to provide the mud thing adheres to, the trickleer earth Yu Chidi that will sink, then flow out than clean water by the top, pond, therefore at the bottom of the pond of sedimentation basin over time since thin earth and contamination precipitation pile up, must utilize mud discharging device regularly with its removing, and the wherein a kind of mud discharging device that uses at present, be below the mud-collecting slot place at the bottom of the pond, to be provided with discharge pipeline, discharged by opening this discharge pipeline muddy water that proportion is bigger, so in will making sedimentation basin because of the flowing relation of water, the moment of spoil disposal forms disturbance, cause the muddy water or shallow lake, the pond thing of light weight to raise up whereby, and have influence on the water quality of sending, so in time, must stop the output of water and begins to promote water quality via a long post precipitation again and proceed the output of standard compliant water, so that the shortcoming that supplies water that can't continue is arranged;

Moreover, because prior art is provided with discharge pipeline below mud-collecting slot, because this kind building volume is all comparatively huge, in order to reach the nature discharging, this cell body of building thing must be designed to have certain altitude, and so this kind building comparatively bothers inconvenience and comparatively expends cost on engineering-built.

Other plants mud discharging device and is to use the submerged water Water-pumping motor to carry out sludge discharge way (please cooperate referring to shown in Figure 6) again, its configuration is to be provided with mud conveyer 501 in the sedimentation basin 50 that is provided with water inlet 51 and delivery port 511, and at the bottom of the pond, be provided with a recessed mud-collecting slot 52, in mud-collecting slot 52 inside Water-pumping motor 60 is installed, utilize its pumping action that muddy water is discharged in the lump to reach spoil disposal work, following shortcoming and problem will be arranged yet use this kind submerged pump to carry out spoil disposal:

Because this kind submerged water Water-pumping motor is in order to make its normally start, have cold oil between its internal works, this kind noxious material when as if Water-pumping motor damage being arranged again, then having electric leakage to cause unexpected Danger Electric shock risk if there be any spilling that severe contamination is arrived quality of drinking water most probably;

Again because Water-pumping motor utilizes centrifugal fashion of extrusion that mud is discharged with its impeller, so the concentration of its mud that can carry can not be too high, if carry the higher mud of water content that shortcomings such as the limited and efficient difference of the mud that can discharge are then arranged; Moreover in the spoil disposal process if there is the foreign matter (for example: leaf, twig, microlith etc.) of other small size to enter to the impeller place, will make impeller be clashed into this moment and cause most probably and damage or obstruction waits another shortcoming; This kind Water-pumping motor is equipped with non-return valve in the water side near impeller again; when preventing that impeller from producing the sludge water adverse current when shutting down; moment mud flow and cause the reverse of impeller to damage; though moreover be provided with filter screen at the water intake end of impeller; can't be too small for smooth and easy its mesh that draws water is designed; so be provided with under the design of big mesh; the foreign material of sludge water can cause and can't close fully by the closure place of filter screen mesh and then card top non-return valve, will easily make the damage of motor or protective device.

[utility model content]

Because aforementioned prior art has its problem and shortcoming really when utilization, the utility model provides a kind of gas lift mud discharging device of sedimentation basin mud, its mainly be utilize air in body, to rise in below muddy water upwards adsorb and got rid of and be purpose.

For reaching aforesaid purpose, the technological means that the utility model used is to provide a kind of gas lift mud discharging device of sedimentation basin mud, and it is provided with at least one discharge pipeline, an air feeder and at least one control valve; This discharge pipeline, it is arranged in the sedimentation basin and has two end openings, and an end opening is the inlet of position in the bottom, pond, and other end opening is position outlet up, this discharge pipeline is provided with first pipeline that is interconnected on tube wall, be provided with a non-return valve in first pipeline; This air feeder, its be provided with an air compressor with pipeline be connected with an air reservoir in regular turn, a pressure-reducing valve is connected to one second pipeline again; This control valve, its two end are connected with the other end of first pipeline and second pipeline respectively.

The gas lift mud discharging device of described sedimentation basin mud, wherein discharge pipeline at one end the porch and with respect to sedimentation basin inner bottom part place, further be provided with a disturbance device.

The gas lift mud discharging device of described sedimentation basin mud wherein further is provided with one the 3rd pipeline between the porch of second pipeline and discharge pipeline, be provided with a control valve between this second pipeline and the 3rd pipeline.

The gas lift mud discharging device of described sedimentation basin mud, wherein control valve is composed in parallel by a magnetic valve and a hand-operated valve.

Utilization by the aforementioned techniques means, the gas lift mud discharging device that the utility model is designed, because discharge pipeline is the hollow tube of single bore, its simple structure and inner other structure of nothing, therefore be not easy the obstruction situation, very easy to be easy in maintenance, both having made has foreign body obstruction also only need use the stock thing to stretch into body inside after use can easily obturator to be got rid of, moreover owing to be to utilize the gas lift diversion mode that mud is discharged, so do not need to install additional in addition filter screen, escapable cost, more do not have prior art to use Water-pumping motor that the problem that expends of electric power is arranged and because of the contingency of oil leaking pollution and electric shock etc., so the utility model truly have its practical effect.

[description of drawings]

Fig. 1 is a schematic diagram of the present utility model.

Fig. 2 is a partly profile of the utility model.

Fig. 3 is another embodiment schematic diagram of the utility model.

Fig. 4 is an enlarged drawing of the present utility model.

Fig. 5 is an another embodiment schematic diagram of the present utility model.

Fig. 6 is the generalized section of prior art.

(10) (10A) discharge pipeline (101) enters the mouth

(102) outlet (11) first pipelines

(111) air inlet (12) second pipelines

(13) the 3rd pipeline (131) air inlets

(20) air feeder (21) air compressor

(22) air reservoir (23) pressure-reducing valve

(30) (40) control valve (31) (41) magnetic valve

(32) (42) hand-operated valve (50) sedimentation basin

(501) mud conveyer (51) water inlet

(511) delivery port (52) mud-collecting slot

(60) Water-pumping motor

[specific embodiment]

Shown in Fig. 1,2, the gas lift mud discharging device of the sedimentation basin mud that the utility model is designed, be mounted in the sedimentation basin 50, these sedimentation basin 50 1 sides are provided with the water inlet 51 that enters for pending former water, be provided with recessed mud-collecting slot 52 in the bottom, this mud-collecting slot 52 can be for the mud position of institute's post precipitations in the sedimentation basin 50 portion within it;

Gas lift mud discharging device of the present utility model has at least one discharge pipeline 10, air feeder 20 and control valve 30 etc., wherein

This discharge pipeline 10 is a hollow tube, it has two end openings, one end opening for the inlet 101 and the phase contraposition at mud-collecting slot 52 places, other end opening is outlet 102, it can be directed to mud the outside of sedimentation basin 50, discharge pipeline 10 is connected with at least one first pipeline 11 on the tube wall near inlet 101 1 ends again, and this first pipeline 11 is provided with air inlet 111 in the junction, and this air inlet 111 communicates with discharge pipeline 10;

This air feeder 20, it is provided with an air compressor 21 that can produce pressure-air, and the pressure-air that is produced is delivered to air reservoir 22 by the road and stores, and the end in addition of air reservoir 22 is connected with a pressure-reducing valve 23 with pipeline and is connected to one second pipeline 12 more again;

This first control valve 30 again, its two end is connected with the other end of first pipeline 11 and the other end of second pipeline 12 respectively, this first control valve 30 has magnetic valve 31 and the hand-operated valve 32 that is arranged in parallel, wherein magnetic valve 31 can be connected with control circuit, so as to controlling its unlatching or closing, the hand-operated valve 32 that is disposed in addition can be when magnetic valve 31 unusually can't start, and whether the air of directly being controlled 11,12 of first and second pipelines by manual mode flows;

So after producing pressure-air with air compressor 21, air feeder 20 is stored in the air reservoir 22, when control valve 30 is opened, pressure-air is after the decompression of pressure-reducing valve 23, a large amount of air of low pressure are entered in the discharge pipeline 10 by air inlet 111 by first pipeline 11 by second pipeline 12, a large amount of air will move rising towards the top by the below of discharge pipeline 10 this moment, to form the current that one moves up this moment, and can form one suction with respect to inlet 101 peripheries of discharge pipeline 10 at mud-collecting slot 52, and the mud in the mud-collecting slot 52 is drawn and moved towards outlet 102, can be expelled to sedimentation basin 50 outsides at last.

Shown in Fig. 3,4, another embodiment of gas lift mud discharging device of the present utility model, its structure is except being connected to control valve 30 in discharge pipeline 10 lower sidewalls with first pipeline 11, be connected with outside second pipeline 12 at

control valve

30 and 20 of air feeders, further be provided with another control valve 40, this control valve 40 includes magnetic valve 41 and the hand-operated valve 42 that is arranged in parallel, one end of control valve 40 is connected with second pipeline 12, the other end is connected with one the 3rd pipeline 13, and 131 of the air inlets of 13 other end terminations are at inlet 101 places;

When reality is used, except can importing in the discharge pipeline 10 by a large amount of air of air inlet 111 inputs of first pipeline 11, also can control by the air inlet 131 of the 3rd pipeline a large amount of air are imported discharge pipelines 10, moving up at a large amount of air like this to improve its suction, and then reach preferable sludge discharge effects, therefore the utilization of embodiment whereby, the mud situation that can precipitate according to sedimentation basin 50 inside and adjust the opened and closed positions of this control valve 30,40 of control is discharged the efficient of mud so that it to be provided.

Cooperate again referring to shown in Figure 5, the gas lift mud discharging device that the utility model is designed, in sedimentation basin 50, dispose the enforcement illustration of

several discharge pipelines

10,10A, wherein the bottom, pond of these sedimentation basin 50 inside is provided with mud-collecting slot 52, the 52A of many places, each mud-

collecting slot

52,52A can be designed to be spaced form, and be provided with

discharge pipeline

10,10A with respect to each mud-collecting

slot

52,52A position, so as to the spoil disposal operation of each mud-collecting

slot

52,52A is provided.

The gas lift mud discharging device of the designed sedimentation basin mud of the utility model again, further with respect to air inlet 111,131 places of discharge pipeline 10 1 ends the non-return valve (not shown) is arranged, enter in first pipeline 11 and the 3rd pipeline 13 so as to preventing mud at first pipeline 11 and the 3rd pipeline 13; In addition for promote sludge discharge effects can be further in the mud-collecting slot 52 of

sedimentation basin

50,52A and the position be provided with the disturbance device (not shown) at inlet 101 places of discharge pipeline 10, it is by disturbance device mud can be done slightly to mix with water, so as to promoting its sludge discharge effects.

Claims

1. the gas lift mud discharging device of a sedimentation basin mud is characterized in that: be provided with at least one discharge pipeline, an air feeder and at least one control valve;

This discharge pipeline, it is arranged in the sedimentation basin and has two end openings, and an end opening is the inlet in the bottom, pond, and other end opening is outlet up, and this discharge pipeline is provided with first pipeline that is interconnected on tube wall, be provided with a non-return valve in first pipeline;

This air feeder, its be provided with an air compressor with pipeline be connected with an air reservoir in regular turn, a pressure-reducing valve is connected to one second pipeline again;

This control valve, its two end are connected with the other end of first pipeline and second pipeline respectively.

2. the gas lift mud discharging device of sedimentation basin mud as claimed in claim 1 is characterized in that: discharge pipeline at one end the porch and with respect to sedimentation basin inner bottom part place, further be provided with a disturbance device.

3. the gas lift mud discharging device of sedimentation basin mud as claimed in claim 1 or 2 is characterized in that: further be provided with one the 3rd pipeline between the porch of second pipeline and discharge pipeline, be provided with a control valve between this second pipeline and the 3rd pipeline.

4. the gas lift mud discharging device of sedimentation basin mud as claimed in claim 3 is characterized in that: control valve is composed in parallel by a magnetic valve and a hand-operated valve.