CN104386845B - A kind of breeding wastewater preprocessing system - Google Patents

A kind of breeding wastewater preprocessing system Download PDF

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Publication number
CN104386845B
CN104386845B CN201410746150.7A CN201410746150A CN104386845B CN 104386845 B CN104386845 B CN 104386845B CN 201410746150 A CN201410746150 A CN 201410746150A CN 104386845 B CN104386845 B CN 104386845B
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plate
box
waste water
extension
sleeve
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CN104386845A (en
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甘华
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Chongqing Lihua Environmental Engineering Co., Ltd.
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CHONGQING GANTAI ENVIRONMENTAL PROTECTION EQUIPMENT Co Ltd
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Abstract

The invention discloses a kind of breeding wastewater preprocessing system, comprise grating tank, agitated pool, solid-liquid separating machine and preliminary sedimentation tank, the base plate of solid-liquid separating machine lower box is swash plate, the left side plate of lower box upwards extends, lower box extension is upwards right-angled trapezium plate, between the left side plate of lower box, extruser is installed, the left end of auger sleeve is to lower case extension, the downside of the end of the extension of this flood dragon sleeve is provided with slag notch, the upside that flood dragon sleeve is positioned at the part of lower case has opening for feed, flood dragon sleeve bottom is provided with permeable hole, the below of the extension of auger sleeve is provided with sewage collecting box, waste water baffle-box is provided with between the top of right-angled trapezium plate, filter screen is provided with between the back side panel of the front side board of waste water baffle-box and the opening for feed of flood dragon sleeve, cleaning water tank and water blast gun is provided with in lower box.Water blast gun swings up and down device by hydraulic giant and realizes swinging up and down, and the grating of filter screen is triangular prism shaped.Structure is simple, reasonable in design.

Description

A kind of breeding wastewater preprocessing system
Technical field
The present invention relates to a kind of breeding wastewater preprocessing system.
Background technology
In recent years; along with the raising of expanding economy and living standards of the people; livestock products demand also constantly increases; facilitate the livestock breeding industry of China towards mass-producing, intensive future development thereupon; according to investigations, current domestic most plant all have employed the mode of dry clear excrement, and the livestock breeding wastewater of generation is mostly rinse the waste water such as colony house; these waste water directly enter or enter river,lake and reservior with rain drop erosion, make water body blackening smelly.Permeate the ground for a long time, the nitrate content in underground water is increased, water quality deterioration, severe contamination plant's surrounding enviroment and underground water, threaten the healthy of resident near plant.
Breeding wastewater is primarily of the waste water and the pig manure composition that wash away pig house, and water-content is large, but also there is bulky stool slag, at present, the pretreatment process of Normal wastewater comprises grating tank and equalizing tank, and grating tank can by bulk Impurity removal, but grating tank can not remove the excrement slag in breeding wastewater.
In addition, the cleaning of current solid-liquid separating machine filter screen needs filter screen to disassemble, and manual cleaning, cleaning efficiency is low.
Secondly current filter screen or be the filter screen that grating is formed by longitude and latitude arrangement, be exactly by some support bars of being arranged side by side and form with support bar some gratings connected vertically, grating is rectangular strip, and current are out-of-date, the residence time is short, well can not play the effect of drainage.
Summary of the invention
For existing problem, the object of the present invention is to provide a kind of breeding wastewater preprocessing system of slag liquid good separating effect.
To achieve these goals, technical scheme of the present invention is: a kind of breeding wastewater preprocessing system, it is characterized in that: draw together grating tank (24), agitated pool (25), solid-liquid separating machine and preliminary sedimentation tank (26), described grating tank (24) is connected with agitated pool (25), described agitated pool (25) top is provided with mechanical stirring (25a), mixture in agitated pool (25) is extracted in solid-liquid separating machine and carries out solid-liquid separation by lift pump (27), it is characterized in that: described solid-liquid separating machine comprises the lower box (1) of upper end open, the base plate (1a) of described lower box (1) is swash plate downward-sloping gradually from front to back, the bottom of the backboard of described lower box (1) is provided with water outlet (4), described water outlet (4) is connected by the water-in of pipeline with preliminary sedimentation tank (26), the left side plate of described lower box (1) upwards extends, described lower box (1) extension is upwards right-angled trapezium plate (2), this right-angled trapezium plate (2) hypotenuse is positioned at front side, the front end on the left side plate top of described lower box (1) is arranged with screw extrusion press sleeve open holes (3), in this screw extrusion press sleeve open holes (3), by ring flange, extruser is installed, described extruser comprises auger sleeve (16), be positioned at the screw auger (17) of auger sleeve (16), the left end of described auger sleeve (16) is to lower box (1) extension, the downside of the end of the extension (16a) of this auger sleeve (16) is provided with slag notch (16b), the upside that described auger sleeve (16) is positioned at the part of lower box (1) has opening for feed (16c), the bottom of described auger sleeve (16) and its extension (16a) is provided with permeable hole (16d), the below of the extension (16a) of described auger sleeve (16) is provided with sewage collecting box (18), described sewage collecting box (18) is positioned between the left side wall of lower box (1) and slag notch (16b), the bottom of described sewage collecting box (18) is provided with wastewater outlet (18a),
Rear portion in described lower box (1) is provided with cleaning water tank (20), described cleaning water tank (20) is provided with rinse water import (20a) and rinse water outlet (20b), the bottom of the right-angled trapezium plate (2) in described left side is provided with cleaning water pipe import (2a), the cleaning water pipe be connected with water pump comes in be connected with the water-in of water blast gun (22) from cleaning water pipe import (2a), and described water blast gun (22) swings up and down device (23) driving by hydraulic giant and realizes upper and lower swing;
Described hydraulic giant swings up and down device (23) and comprises casing (23-1), horizontal rotating shaft (23-2) and barral of a gun stationary magazine creel (23-11), described casing (23-1) is arranged on the top board of cleaning water tank (20), the two ends of described horizontal rotating shaft (23-2) are arranged on by bearing on the left side plate of casing (23-1), a left side for described horizontal rotating shaft (23-2), right two ends all reach casing (23-1) outward, the outside of the bottom of the left plate of described casing (23-1) is fixed with stationary shaft (23-3), described stationary shaft (23-3) is positioned at horizontal rotating shaft (23-2) below,
The left end of described horizontal rotating shaft (23-2) is connected with first connecting rod (23-4), the end of described first connecting rod (23-4) is connected with the top of second connecting rod (23-6) by pin (23-5), described stationary shaft (23-3) is set with rotational sleeve (23-7), the upside of described rotational sleeve (23-7) is relatively provided with two and vertically installs support plate (23-8), and the lower end of described second connecting rod (23-6) is connected to two by pin (23-5) and vertically installs between support plate (23-8);
Described rotational sleeve (23-7) is provided with two transverse directions one on the other away from the side of second connecting rod (23-6) and installs support plate (23-9), described two transverse directions are installed between support plate (23-9) and are connected with third connecting rod (23-10) by pin (23-5), one end of described third connecting rod (23-10) is connected to two transverse directions and installs between support plate (23-9), the other end is connected with barral of a gun stationary magazine creel (23-11), and the barral of a gun of described water blast gun (22) is fixed in barral of a gun stationary magazine creel (23-11);
Waste water baffle-box (8) is provided with between the top of the right-angled trapezium plate (2) of the described left and right sides, the backboard of described waste water baffle-box (8) is provided with waste water inlet (9), this waste water inlet (9) is connected with the outlet of lift pump (27), described wastewater outlet (18a) is also connected with waste water inlet (9), and the height of the front side board of described waste water baffle-box (8) is lower than the height of backboard; Filter screen (19) is provided with between the back side panel of the front side board upper end of described waste water baffle-box (8) and the opening for feed (16c) of auger sleeve (16), described filter screen (19) comprises the lay wire body that some support bars (19-1) of being arranged side by side and grating (19-2) form, described grating (19-2) is in triangular prism shaped, and the summit of described grating (19-2) is vertically welded on support bar (19-1).
Adopt technique scheme, waste water first removes large foreign material through grating tank, then agitated pool is entered, solid-liquid is stirred, again breeding wastewater is extracted in waste water baffle-box, waste water in waste water baffle-box flows from top to down along filter screen in screw extrusion press, in this process, most water is walked by filter screen filter, water flows on the base plate of lower box, flow out from the water outlet at the lower box back side, the water that water outlet flows out enters preliminary sedimentation tank and carries out preliminary sedimentation, preliminary sedimentation tank Main Function is runoff investigation and the tiny foreign material of preliminary precipitation, ensure that follow-up water treatment building normally runs. also play the function of larger molecular organics in acidication waste water.The base plate of preliminary sedimentation tank arranges pit, such easy cleaning bottom settlings near water-in.
Slag inclusion waste water enters auger sleeve from opening for feed, unnecessary water flows in cabinet from the permeable hole of auger lower cartridge again, under the effect of screw auger, slag constantly enters the extension of auger sleeve, slag is squeezed when entering the extension of auger sleeve, a small amount of waste water flows to sewage collecting box from the permeable hole of extension again, and the wastewater outlet of this sewage collecting box is connected with waste water baffle-box, again enters next circulation.Excrement slag then from slag notch out, enters fertilizer workshop.
The rinse water being used for cleaning is extracted into cleaning water tank from rinse water import, water pump is arranged on water pump mounting bracket, water pump to be exported with rinse water by pipeline and is connected, and water pump outlet is connected with cleaning water pipe, and cleaning water pipe is connected with the water blast gun be positioned at above water tank, water is extracted into water blast gun, water blast gun ejects again, and for flushing filtering net, the water after cleaning directly flows out from water tank, for next step process, avoid secondary pollution.
Filter screen grating is designed to triangular prism shaped, and the upper side of triangular prism is inclined upwardly, like this, waste water is playing a shock absorption toward the inclined-plane of this inclination in dirty from top to down, reduce the flow velocity of current, make waste water pass slowly water and cut lay wire, make drainage better effects if.The downside of two gratings and upper side are that splayed is separated one on the other, are equivalent to upper end bore less, and lower end bore is large, and water has arrived lower end bore and become large, and flow velocity is just accelerated, and is conducive to the separation of grain slag, avoids large water gaging to enter screw extrusion press.
The right-hand member of horizontal rotating shaft is connected with motor, like this, motor rotates, and drives horizontal rotating shaft to rotate, and first connecting rod and then horizontal rotating shaft rotates together, first connecting rod rotarily drives second connecting rod and moves up and down, second connecting rod pulls rotational sleeve to rotate around stationary shaft, thus drives third connecting rod to move up and down, and third connecting rod drives barral of a gun stationary magazine creel to move up and down, thus realize water blast gun and swing up and down filter screen is rinsed, level of automation is high.
In technique scheme, the upper end of the front side board of the opening for feed (16c) of described auger sleeve (16) is provided with front apron (5), described front apron (5) reaches the top outside the front side board of lower box (1), side shield (6) is connected with between the bottom of the both sides of this front apron (5) and the hypotenuse of right-angled trapezium plate (2), the upper end thereof of described front apron (5) has cover plate (7), both sides respective side baffle plate (6) of described cover plate (7) are provided with side cover plate (71), the upper end of the back side panel of the opening for feed (16c) of described auger sleeve (16) is provided with rear deflector door (13), described rear deflector door (13) and front apron (5) separate in herringbone.Arrange front apron and rear deflector door at opening for feed, like this, make the width expansion of opening for feed, opening for feed is increased, facilitates charging, meanwhile, arranging of front apron can avoid slag inclusion waste water to go out.Side shield is set, avoids waste water to flow out from the side, cover plate is set whole cabinet can be made to seal.Peculiar smell during reduction work.
In such scheme: the inner side of the right-angled trapezium plate (2) of the described left and right sides is provided with filter screen placement plate (10) of inclination, the upper end of the front side board of described waste water baffle-box (8) is welded with angle steel (11), the inner side on the summit of described angle steel (11) is welded on the upper end of the front side board of waste water baffle-box (8), described filter screen (19) is fixed on filter screen and places on plate (10), the upper end of described filter screen (19) reaches angle steel (11) and is positioned at below waste water baffle-box (8) side plate outward, the lower end of described filter screen (19) is connected to the upper end of rear deflector door (13).Arrange filter screen and place plate for installing filter screen, the both sides of filter screen can be fixed on filter screen by web members such as bolts and place on plate.At the upper end of waste water baffle-box front side board welding angle steel, the one block of plate being equivalent to angle steel is positioned at waste water baffle-box, and another block plate reaches waste water baffle-box and forms flow deflector outward, and filter screen reaches the below of this plate, can ensure that waste water all flows on filter screen like this.
In technique scheme: be provided with upper cover plate (14) between the top of the hypotenuse of the right-angled trapezium plate (2) of the described left and right sides, described upper cover plate (14) is the n shape cover plate be made up of with the support plate being positioned at top board both sides top board, the lower end of two support plates of described upper cover plate (14) is connected on the hypotenuse of left and right right-angled trapezium plate (2), and the top of described filter screen (19) is positioned at upper cover plate (14) below.Upper cover plate being set, waste water can being avoided to splash when flowing on filter screen.
In technique scheme: be welded with side angle steel (19-3) along its length in the front of the support bar (19-1) being positioned at the left and right sides, the top and bottom of all support bars (19-1) stretch out, the upper end extension of all support bars (19-1) is welded with clamping metal sheet (19-4), this clamping metal sheet (19-4) is close to the grating (19-2) being positioned at upper end, described clamping metal sheet (19-4) reaches the below of angle steel (11) outer panel, the lower end extension of all support bars (19-1) is welded with back up pad (19-5), this back up pad (19-5) is close to the grating (19-2) being positioned at lower end, the bottom of described back up pad (19-5) bends to the back side of lay wire body, the back side of described back up pad (19-5) is welded with lower angle steel (19-6), the transverse plate of described lower angle steel (19-6) is welded in back up pad (19-5), the vertical plate of described lower angle steel (19-6) is parallel with the vertical portion of back up pad (19-5), the rear side of described rear deflector door (13) is provided with boss (13-1) near top, the kink of described back up pad (19-5) is supported on the inner side of rear deflector door (13), the vertical plate of described lower angle steel (19-6) is formed on boss (13-1).The setting of side angle steel avoids slag inclusion waste water directly to flow in lower box from the both sides of filter screen, does not have the effect that grain slag is separated.
In technique scheme: in described waste water baffle-box (8), the front of waste water inlet (9) is provided with waste water baffle plate (12).Waste water baffle plate is set, the outflow of the shock effect waste water shape waste water baffle-box produced when waste water can be avoided like this to enter in waste water baffle-box, waste water is flowed out unstable.
In technique scheme: be provided with Rear Door (15) between the square edge of described right-angled trapezium plate (2).
In technique scheme: the top of the front-rear side walls of the extension (16a) of described auger sleeve (16) is welded with water tank web plate (16e) respectively, the front-rear side walls of described sewage collecting box (18) upwards extends and is connected with this water tank web plate (16e).
In technique scheme: the upper weld of the end of the extension (16a) of described auger sleeve (16) has motor fixing frame (16f).Facilitate mounted motor like this.
In technique scheme: the top of described water pump mounting bracket (21) is provided with sun visor (21a).Be conducive to like this protecting water pump.
In technique scheme: the left side plate of described casing (23-1) is to downward-extension, the bottom of the extension of the left side plate of described casing (23-1) is bent to form installation portion (23-1a) laterally, this installation portion (23-1a) is provided with bolt hole, and described casing (23-1) is arranged on the top board of cleaning water tank (20) by this installation portion (23-1a).
Beneficial effect: breeding wastewater preprocessing system of the present invention is reasonable in design, simply, waste water is first through grid process, remove bulk foreign material, again through stirring, solid-liquid is fully mixed, again waste water is first extracted in waste water baffle-box, flow to after filter screen from top to down in screw extrusion press through waste water baffle-box, extrude, realize slag liquid to be separated, slag liquid good separating effect, this solid-liquid separating machine carries washing unit, do not need like this filter screen to be pulled down the flushing that just can realize filter screen, the waste water rinsed directly flows out from lower box, for further process, avoid secondary pollution, water blast gun of the present invention can clean filter screen by automatic swing up and down, level of automation is high.The unique design of filter screen makes flow velocity from top to down slow down, make to filter most water in the process of filter screen as far as possible, decrease the amount of the water entered in screw extrusion press, thus make slag liquid separating effect better, the mounting means of filter screen makes filter screen assembly and disassembly all very convenient, eliminates welding and bolted trouble.
Accompanying drawing illustrates:
Fig. 1 is schema of the present invention;
Fig. 2 is solid-liquid separating machine structural representation of the present invention;
Fig. 3 is the structural representation that Fig. 2 removes cabinet after filter screen;
Fig. 4 is the scheme of installation of rear deflector door;
Fig. 5 is the structural representation on rear side of cabinet;
Fig. 6 is cabinet left side view;
Fig. 7 is lateral side view;
Fig. 8 is the structural representation of auger sleeve;
Fig. 9 is the structural representation of filter screen;
Figure 10 is the structural representation of lay wire body;
Figure 11 is the A direction view of Figure 10;
Figure 12 is the partial enlarged drawing at A place in Fig. 6;
Figure 13 is the structural representation that hydraulic giant swings up and down device.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be further described:
Relative position all around only in representative graph of the present invention, does not represent the absolute location of product.
Embodiment 1
As shown in figures 1-13: the breeding wastewater biochemical treatment preprocessing system that level of automation of the present invention is high is made up of grating tank 24, agitated pool 25, solid-liquid separating machine, preliminary sedimentation tank 26 and lift pump 27, grating tank 24 is prior art, does not repeat at this to its structure.Grating tank 24 water outlet is connected with agitated pool 25, is provided with mechanical stirring 25a above agitated pool 25, and in agitated pool 25, slag liquid fully stirs, and mixes, and the mixture in agitated pool 25 is extracted in solid-liquid separating machine and carries out solid-liquid separation by lift pump 27.
Solid-liquid separating machine is by lower box 1, right-angled trapezium plate 2, screw extrusion press sleeve open holes 3, water outlet 4, front apron 5, side shield 6, cover plate 7, waste water baffle-box 8, waste water inlet 9, filter screen places plate 10, angle steel 11, waste water baffle plate 12, rear deflector door 13, upper cover plate 14, front side door-plate, Rear Door 15, auger sleeve 16, screw auger 17, sewage collecting box 18, filter screen 19, cleaning water tank 20, water pump mounting bracket 21, water blast gun 22 and hydraulic giant swing up and down the parts compositions such as device 23.
The lower end of the left side plate of lower box 1 is to downward-extension, and the lower end of this extension outwards bends, and this extension and kink form the installation portion of lower box 1.The base plate 1a of lower box 1 is swash plate downward-sloping gradually from front to back, the bottom of the backboard of lower box 1 is provided with water outlet 4, water outlet 4 is connected with the import of preliminary sedimentation tank 26, the left side plate of lower box 1 upwards extends, lower box 1 extension is upwards right-angled trapezium plate 2, this right-angled trapezium plate 2 hypotenuse is positioned at front side, and the front end on the left side plate top of lower box 1 is arranged with screw extrusion press sleeve open holes 3.
In this screw extrusion press sleeve open holes 3, be provided with extruser by ring flange, extruser comprises auger sleeve 16, is positioned at the screw auger 17 of auger sleeve 16, and the two ends of screw auger 17 reach outside auger sleeve 16.The two ends of auger sleeve 16 are arranged in screw extrusion press sleeve open holes 3 by ring flange, the left end of auger sleeve 16 is to lower box 1 extension, the downside of the end of the extension 16a of this auger sleeve 16 is provided with slag notch 16b, the upside that auger sleeve 16 is positioned at the part of lower box 1 has opening for feed 16c, the upper end of the front side board of the opening for feed 16c of auger sleeve 16 is provided with front apron 5, front apron 5 reaches the top outside the front side board of lower box 1, side shield 6 is connected with between the bottom of the both sides of this front apron 5 and the hypotenuse of right-angled trapezium plate 2, the upper end thereof of front apron 5 has cover plate 7, the both sides respective side baffle plate 6 of cover plate 7 is provided with side cover plate 71, the upper end of the back side panel of the opening for feed 16c of auger sleeve 16 is provided with rear deflector door 13, rear deflector door 13 and front apron 5 separate in herringbone.
The bottom of auger sleeve 16 and its extension 16a is provided with permeable hole 16d, the below of the extension 16a of auger sleeve 16 is provided with sewage collecting box 18, sewage collecting box 18 is the casing of upper end open, sewage collecting box 18 is between the left side wall and slag notch 16b of lower box 1, and the bottom of sewage collecting box 18 is provided with wastewater outlet 18a.The top of the front-rear side walls of the extension 16a of auger sleeve 16 is welded with water tank web plate 16e respectively, and the front-rear side walls of sewage collecting box 18 upwards extends and is connected with this water tank web plate 16e.
The upper weld of the end of the extension 16a of auger sleeve 16 has motor fixing frame 16f, and motor fixing frame 16f is for installing auger motor.
Be provided with waste water baffle-box 8 between the top of the right-angled trapezium plate 2 of the left and right sides, the backboard of waste water baffle-box 8 is provided with waste water inlet 9, and the grain slag mixture in agitated pool 25 pumps into from waste water inlet 9, and wastewater outlet 18a is also connected with waste water inlet 9.The height of the front side board of waste water baffle-box 8 is lower than the height of backboard; The upper end of the front side board of waste water baffle-box 8 is welded with angle steel 11, and the inner side on the summit of angle steel 11 is welded on the upper end of the front side board of waste water baffle-box 8.The one block of plate being equivalent to angle steel 11 is positioned at waste water baffle-box 8, and another block plate reaches outside waste water baffle-box 8.It is not shown in FIG. that the two ends, left and right of the front side board of waste water baffle-box 8 are respectively equipped with baffle plate.Avoid waste water to flow out from two ends, thus flow directly in lower box 1 from the gap between filter screen and right-angled trapezium plate 2.In waste water baffle-box 8, the front of waste water inlet 9 is provided with waste water baffle plate 12.Avoid waste water from waste water inlet take out 9 come in time impact is brought to the water outlet of waste water baffle-box 8.The inner side of the right-angled trapezium plate 2 of the left and right sides is provided with the filter screen placement plate 10 of inclination, and the upper end that filter screen places plate 10 connects with the front side board of waste water baffle-box 8.Make filter screen and waste water cushion 8 and be connected tightr.
Filter screen 19 is fixed on filter screen and places on plate 10, and filter screen 19 is made up of the parts such as support bar 19-1, grating 19-2, angle steel 19-3, clamping metal sheet 19-4, back up pad 19-5, lower angle steel 19-6.As shown in Figure 8, support bar 19-1 is five, and five support bar 19-1 are arranged side by side, and the width of support bar 19-1 is 3mm, spacing between support bar 19-1 is 30mm, what be connected with support bar 19-1 has some grating 19-2, and grating 19-2 is triangular prism shaped, and the summit of grating 19-2 is welded on support bar 19-1, grating 19-2 summit is inserted in the groove on support bar 19-1 surface, and being welded in this groove, the width of grating 19-2 bottom surface is 1.2mm, and the gap between grating 19-2 is 0.3-0.5mm.The upper side of grating 19-2 triangular prism shaped is like this inclined upwardly, and like this, waste water, playing a shock absorption toward the inclined-plane of this inclination in dirty from top to down, reduces the flow velocity of current, makes waste water pass slowly water and cut lay wire, make drainage better effects if.The downside of two gratings and upper side are that splayed is separated one on the other, are equivalent to upper end bore less, and lower end bore is large, and water has arrived lower end bore and become large, and flow velocity is just accelerated, and is conducive to the separation of grain slag.
The side angle steel 19-3 that the face bonding being positioned at the support bar 1 of the left and right sides is connected to side angle steel 19-3. both sides is oppositely arranged, the lower end of the vertical plate of side angle steel 19-3 is welded on the position of front near end of support bar 19-1, the transverse plate of angle steel 19-parallel with support bar 19-1, and transverse plate is positioned at inner side.The effect of baffle plate can be played, avoid water directly to flow away from the both sides of filter screen 19, do not reach the effect of solid-liquid separation.
The top and bottom of support bar 19-1 stretch out 15mm, the upper end extension of all support bar 19-1 is welded with clamping metal sheet 19-4, clamping metal sheet 19-4 reaches below the side plate that angle steel 11 is positioned at outside grain slag mixture baffle-box 8, this clamping metal sheet 4 is parallel with grating 2, the lower end extension of all support bar 19-1 is welded with back up pad 19-5, this back up pad 19-5 is close to the grating 19-2 being positioned at lower end, the bottom of back up pad 19-5 bends to the back side of lay wire body, the back side of back up pad 19-5 is welded with lower angle steel 19-6, the transverse plate of lower angle steel 19-6 is welded on back up pad 19-5, the vertical plate of lower angle steel 19-6 is parallel with the vertical portion of back up pad 19-5, gap is had between the vertical plate of lower angle steel 19-6 and the kink of back up pad 19-5.
The rear side of described rear deflector door 13 is provided with boss 13-1 near top, and the kink of described back up pad 19-5 is supported on the inner side of rear deflector door 13, and the vertical plate of described lower angle steel 19-6 is formed on boss 13-1.
Upper cover plate 14 is provided with between the top of the hypotenuse of the right-angled trapezium plate 2 of the left and right sides, upper cover plate 14 is the n shape cover plate be made up of with the support plate being positioned at top board both sides top board, the lower end of two support plates of upper cover plate 14 is connected on the hypotenuse of left and right right-angled trapezium plate 2, and the top of filter screen 19 is positioned at below upper cover plate 14.
The upper end thereof of the right-angled trapezium plate 2 of both sides has front side door-plate (not shown in FIG.), and be provided with Rear Door 15 between the backboard of waste water baffle-box 8 and lower box 1, Rear Door 15 is between the square edge of two right-angled trapezium plates 2.
Rear portion in lower box 1 is provided with cleaning water tank 20, the top of cleaning water tank 20 reaches outside lower box 1, cleaning water tank 20 is positioned at the top of water outlet 4, cleaning water tank 20 is provided with rinse water import 20a and rinse water outlet 20b, rinse water import 20a is positioned on the backboard of cleaning water tank 20, and rinse water outlet 20b is positioned on left plate.The backboard of cleaning water tank 20 is provided with water pump mounting bracket 21, and the top of water pump mounting bracket 21 is provided with sun visor 21a.Water pump is arranged on water pump mounting bracket 21, water pump (not shown in FIG.) and rinse water export 20b and are connected, water pump outlet is connected with the water-in of water blast gun 22 by cleaning water pipe, the bottom of the right-angled trapezium plate 2 in left side is provided with cleaning water pipe import 2a, and cleaning water pipe is connected with water blast gun 22 through this cleaning water pipe import 2a.Water blast gun 22 is preferably two.
Two water blast guns 22 swing up and down device 23 respectively by hydraulic giant and swing.Hydraulic giant swings up and down device 23 and is made up of casing 23-1, horizontal rotating shaft 23-2, stationary shaft 23-3, first connecting rod 23-4, second connecting rod 23-6, rotational sleeve 23-7, vertical support plate 23-8, the laterally parts such as installation support plate 23-9, third connecting rod 23-10, barral of a gun stationary magazine creel 23-11 installed.
The left side plate of casing 23-1 is to downward-extension, and the bottom of the extension of the left side plate of casing 23-1 is bent to form installation portion 23-1a laterally, and this installation portion 23-1a is provided with bolt hole.Installation portion 23-1a is for being arranged on the top board of cleaning water tank 20 by casing 23-1.
The two ends of horizontal rotating shaft 23-2 are arranged on by bearing on the left side plate of casing 23-1, and the left and right two ends of horizontal rotating shaft 23-2 all reach outside casing 23-1, and the right-hand member of horizontal rotating shaft 23-2 is connected with motor.The outside of the bottom of the left plate of casing 23-1 is fixed with stationary shaft 23-3, and stationary shaft 23-3 is positioned at below horizontal rotating shaft 23-2.
The right-hand member of horizontal rotating shaft 23-2 is connected with motor, the left end of horizontal rotating shaft 23-2 is connected with first connecting rod 23-4, the end of first connecting rod 23-4 is connected with the top of second connecting rod 23-6 by pin 23-5, specifically: the through hole extended about the upper and lower of first connecting rod 23-4 is respectively equipped with axis, the upper side and lower side of first connecting rod 23-4 is provided with the screw of downward-extension on axis, first connecting rod 23-4 is positioned at the screw of the same side and through hole communicates, horizontal rotating shaft 23-2 and the 23-5 that ships and resell on another market inserts in the through hole of the upper and lower of first connecting rod 23-4 respectively, and respectively by the bolt-locking stretched into from upside screw and downside screw.
Stationary shaft 23-3 is set with rotational sleeve 23-7, the upside of rotational sleeve 23-7 is relatively provided with two and vertically installs support plate 23-8, and the lower end of second connecting rod 23-6 is connected to two by pin 23-5 and vertically installs between support plate 23-8.
The side away from second connecting rod 23-6 of rotational sleeve 23-7 is provided with two one on the other and laterally installs support plate 23-9, laterally install between support plate 23-9 for two and be connected with third connecting rod 23-10 by pin 23-5, one end of third connecting rod 23-10 is connected to two and laterally installs between support plate 23-9, and the other end is connected with barral of a gun stationary magazine creel 23-11.Specifically: the side of barral of a gun stationary magazine creel 23-11 is welded with two pieces of web plate 23-12 one on the other, the other end of third connecting rod 23-10 is connected between two web plate 23-12 by pin 23-5.The barral of a gun of water blast gun 22 is arranged in barral of a gun stationary magazine creel 23-11.
The base plate of preliminary sedimentation tank 26 is provided with pit 26a near the position of its water-in, is provided with shore pipe 26b in the bottom of this pit 26a, can also to arrange mud scraper in preliminary sedimentation tank 26, for the mud bottom preliminary sedimentation tank 26 is scraped in pit 26a.Preliminary sedimentation tank 26 waste water out enters next step biochemical treatment.As entered IC reactor etc.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.

Claims (10)

1. a breeding wastewater preprocessing system, it is characterized in that: comprise grating tank (24), agitated pool (25), solid-liquid separating machine and preliminary sedimentation tank (26), described grating tank (24) is connected with agitated pool (25), described agitated pool (25) top is provided with mechanical stirring (25a), mixture in agitated pool (25) is extracted in solid-liquid separating machine and carries out solid-liquid separation by lift pump (27), described solid-liquid separating machine comprises the lower box (1) of upper end open, the base plate (1a) of described lower box (1) is swash plate downward-sloping gradually from front to back, the bottom of the backboard of described lower box (1) is provided with water outlet (4), described water outlet (4) is connected by the water-in of pipeline with preliminary sedimentation tank (26), the left side plate of described lower box (1) upwards extends, described lower box (1) extension is upwards right-angled trapezium plate (2), this right-angled trapezium plate (2) hypotenuse is positioned at front side, the front end on the left side plate top of described lower box (1) is arranged with screw extrusion press sleeve open holes (3), in this screw extrusion press sleeve open holes (3), by ring flange, extruser is installed, described extruser comprises auger sleeve (16), be positioned at the screw auger (17) of auger sleeve (16), the left end of described auger sleeve (16) is to lower box (1) extension, the downside of the end of the extension (16a) of this auger sleeve (16) is provided with slag notch (16b), the upside that described auger sleeve (16) is positioned at the part of lower box (1) has opening for feed (16c), the bottom of described auger sleeve (16) and its extension (16a) is provided with permeable hole (16d), the below of the extension (16a) of described auger sleeve (16) is provided with sewage collecting box (18), described sewage collecting box (18) is positioned between the left side wall of lower box (1) and slag notch (16b), the bottom of described sewage collecting box (18) is provided with wastewater outlet (18a),
Rear portion in described lower box (1) is provided with cleaning water tank (20), described cleaning water tank (20) is provided with rinse water import (20a) and rinse water outlet (20b), the bottom of the right-angled trapezium plate (2) in described left side is provided with cleaning water pipe import (2a), the cleaning water pipe be connected with water pump comes in be connected with the water-in of water blast gun (22) from cleaning water pipe import (2a), and described water blast gun (22) swings up and down device (23) driving by hydraulic giant and realizes upper and lower swing;
Described hydraulic giant swings up and down device (23) and comprises casing (23-1), horizontal rotating shaft (23-2) and barral of a gun stationary magazine creel (23-11), described casing (23-1) is arranged on the top board of cleaning water tank (20), the two ends of described horizontal rotating shaft (23-2) are arranged on by bearing on the left side plate of casing (23-1), a left side for described horizontal rotating shaft (23-2), right two ends all reach casing (23-1) outward, the outside of the bottom of the left plate of described casing (23-1) is fixed with stationary shaft (23-3), described stationary shaft (23-3) is positioned at horizontal rotating shaft (23-2) below,
The left end of described horizontal rotating shaft (23-2) is connected with first connecting rod (23-4), the end of described first connecting rod (23-4) is connected with the top of second connecting rod (23-6) by pin (23-5), described stationary shaft (23-3) is set with rotational sleeve (23-7), the upside of described rotational sleeve (23-7) is relatively provided with two and vertically installs support plate (23-8), and the lower end of described second connecting rod (23-6) is connected to two by pin (23-5) and vertically installs between support plate (23-8);
Described rotational sleeve (23-7) is provided with two transverse directions one on the other away from the side of second connecting rod (23-6) and installs support plate (23-9), described two transverse directions are installed between support plate (23-9) and are connected with third connecting rod (23-10) by pin (23-5), one end of described third connecting rod (23-10) is connected to two transverse directions and installs between support plate (23-9), the other end is connected with barral of a gun stationary magazine creel (23-11), and the barral of a gun of described water blast gun (22) is fixed in barral of a gun stationary magazine creel (23-11);
Waste water baffle-box (8) is provided with between the top of the right-angled trapezium plate (2) of the described left and right sides, the backboard of described waste water baffle-box (8) is provided with waste water inlet (9), this waste water inlet (9) is connected with the outlet of lift pump (27), described wastewater outlet (18a) is also connected with waste water inlet (9), and the height of the front side board of described waste water baffle-box (8) is lower than the height of backboard; Filter screen (19) is provided with between the back side panel of the front side board upper end of described waste water baffle-box (8) and the opening for feed (16c) of auger sleeve (16), described filter screen (19) comprises the lay wire body that some support bars (19-1) of being arranged side by side and grating (19-2) form, described grating (19-2) is in triangular prism shaped, and the summit of described grating (19-2) is vertically welded on support bar (19-1).
2. breeding wastewater preprocessing system according to claim 1, it is characterized in that: the upper end of the front side board of the opening for feed (16c) of described auger sleeve (16) is provided with front apron (5), described front apron (5) reaches the top outside the front side board of lower box (1), side shield (6) is connected with between the bottom of the both sides of this front apron (5) and the hypotenuse of right-angled trapezium plate (2), the upper end thereof of described front apron (5) has cover plate (7), both sides respective side baffle plate (6) of described cover plate (7) are provided with side cover plate (71), the upper end of the back side panel of the opening for feed (16c) of described auger sleeve (16) is provided with rear deflector door (13), described rear deflector door (13) and front apron (5) separate in herringbone.
3. breeding wastewater preprocessing system according to claim 2, it is characterized in that: the inner side of the right-angled trapezium plate (2) of the described left and right sides is provided with filter screen placement plate (10) of inclination, the upper end of the front side board of described waste water baffle-box (8) is welded with angle steel (11), the inner side on the summit of described angle steel (11) is welded on the upper end of the front side board of waste water baffle-box (8), described filter screen (19) is fixed on filter screen and places on plate (10), the upper end of described filter screen (19) reaches angle steel (11) and is positioned at below waste water baffle-box (8) side plate outward, the lower end of described filter screen (19) is connected to the upper end of rear deflector door (13).
4. breeding wastewater preprocessing system according to claim 3, it is characterized in that: between the top of the hypotenuse of the right-angled trapezium plate (2) of the described left and right sides, be provided with upper cover plate (14), described upper cover plate (14) is the n shape cover plate be made up of with the support plate being positioned at top board both sides top board, the lower end of two support plates of described upper cover plate (14) is connected on the hypotenuse of left and right right-angled trapezium plate (2), and the top of described filter screen (19) is positioned at upper cover plate (14) below.
5. breeding wastewater preprocessing system according to claim 3 or 4, it is characterized in that: be welded with side angle steel (19-3) along its length in the front of the support bar (19-1) being positioned at the left and right sides, the top and bottom of all support bars (19-1) stretch out, the upper end extension of all support bars (19-1) is welded with clamping metal sheet (19-4), this clamping metal sheet (19-4) is close to the grating (19-2) being positioned at upper end, described clamping metal sheet (19-4) reaches the below of angle steel (11) outer panel, the lower end extension of all support bars (19-1) is welded with back up pad (19-5), this back up pad (19-5) is close to the grating (19-2) being positioned at lower end, the bottom of described back up pad (19-5) bends to the back side of lay wire body, the back side of described back up pad (19-5) is welded with lower angle steel (19-6), the transverse plate of described lower angle steel (19-6) is welded in back up pad (19-5), the vertical plate of described lower angle steel (19-6) is parallel with the vertical portion of back up pad (19-5), the rear side of described rear deflector door (13) is provided with boss (13-1) near top, the kink of described back up pad (19-5) is supported on the inner side of rear deflector door (13), the vertical plate of described lower angle steel (19-6) is formed on boss (13-1).
6. breeding wastewater preprocessing system according to any one of claim 1-4, is characterized in that: the front of the interior waste water inlet of described waste water baffle-box (8) (9) is provided with waste water baffle plate (12).
7. breeding wastewater preprocessing system according to claim 1, is characterized in that: be provided with Rear Door (15) between the square edge of described right-angled trapezium plate (2).
8. breeding wastewater preprocessing system according to claim 1, it is characterized in that: the top of the front-rear side walls of the extension (16a) of described auger sleeve (16) is welded with water tank web plate (16e) respectively, the front-rear side walls of described sewage collecting box (18) upwards extends and is connected with this water tank web plate (16e).
9. breeding wastewater preprocessing system according to claim 1, is characterized in that: the upper weld of the end of the extension (16a) of described auger sleeve (16) has motor fixing frame (16f).
10. breeding wastewater preprocessing system according to claim 1, it is characterized in that: the left side plate of described casing (23-1) is to downward-extension, the bottom of the extension of the left side plate of described casing (23-1) is bent to form installation portion (23-1a) laterally, this installation portion (23-1a) is provided with bolt hole, and described casing (23-1) is arranged on the top board of cleaning water tank (20) by this installation portion (23-1a).
CN201410746150.7A 2014-12-09 2014-12-09 A kind of breeding wastewater preprocessing system Active CN104386845B (en)

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