CN108480363B - Hydraulic engineering device for dredging river channel - Google Patents

Hydraulic engineering device for dredging river channel Download PDF

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Publication number
CN108480363B
CN108480363B CN201810216787.3A CN201810216787A CN108480363B CN 108480363 B CN108480363 B CN 108480363B CN 201810216787 A CN201810216787 A CN 201810216787A CN 108480363 B CN108480363 B CN 108480363B
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chamber
grinding roller
shell
stone
mixing chamber
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CN108480363A (en
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不公告发明人
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China Railway Erju Construction Co Ltd
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China Railway Erju Construction Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
    • B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
    • B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C21/00—Disintegrating plant with or without drying of the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C4/00—Crushing or disintegrating by roller mills
    • B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
    • B02C4/08—Crushing or disintegrating by roller mills with two or more rollers with co-operating corrugated or toothed crushing-rollers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
    • B09B—DISPOSAL OF SOLID WASTE
    • B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F3/00—Dredgers; Soil-shifting machines
    • E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
    • E02F3/88—Dredgers; Soil-shifting machines mechanically-driven with arrangements acting by a sucking or forcing effect, e.g. suction dredgers
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02F—DREDGING; SOIL-SHIFTING
    • E02F5/00—Dredgers or soil-shifting machines for special purposes
    • E02F5/28—Dredgers or soil-shifting machines for special purposes for cleaning watercourses or other ways
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
    • C02F1/62—Heavy metal compounds

Abstract

The invention relates to a hydraulic engineering device for dredging a river channel, which comprises a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber. Through setting up specific construction and with broken chamber complex remove the stone device for simple can get rid of the stone in the silt, remove used water of silt through the setting then and carry out recovery processing, realized the environment innocent treatment of silt.

Description

Hydraulic engineering device for dredging river channel
Technical Field
The invention belongs to the field of hydraulic engineering equipment, and particularly relates to a water conservancy engineering device for dredging a river channel.
Background
Many times in hydraulic engineering all need clear up the silt in river course, and present cleaning device mainly adopts other mechanical combined operation of small-size machinery cooperation, transports it after inhaling through the dredge pump. However, since the implementation needs a plurality of mechanical devices to be matched simultaneously, the cost between links is increased invisibly, and since the river sludge has a certain adsorption effect on harmful pollution elements such as heavy metals in the water body for a long time, the harmful elements such as heavy metals can exist in the river sludge for a long time, if the river sludge is simply transported and placed, the harmful elements such as heavy metals can enter the water body of underground water again after rainfall or snowfall, and the stacked sludge easily causes secondary pollution to the environment. Simultaneously because all be mingled with hard massive solid such as stone in the river course silt basically, when carrying out further processing to silt, the existence of these hard massive solid can cause the threat of very big damage to subsequent processing equipment, the conventional layering mode that adopts is got rid of the stone at present, but because silt forms certain secondary siltation easily in the course of handling, thereby it is low to cause the effect of two separation easily many times, the in-process of layering filtration is based on the higher viscidity of silt simultaneously, cause the jam to filtration equipment easily, then further worsen the effect of two separation of two.
Disclosure of Invention
The invention provides a hydraulic engineering device for dredging a river channel.
The method is realized by the following technical means:
a hydraulic engineering device for dredging a river channel comprises a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber.
The crushing cavity comprises a crushing cavity shell, a dredge pump, a high-pressure nozzle, a crushing cavity inlet, a crushing shaft, a crushing cutter, a stirring chamber, an upper stirring shaft and a crushing cavity outlet; the utility model discloses a silt breaker, including broken chamber shell, dredge pump, broken chamber shell, high pressure nozzle, crushing axle, crushing sword, suction pump, dredge pump, suction pump sets up the top outside broken chamber shell to be linked together with the broken chamber entry that sets up at broken chamber shell top, suction pump is arranged in inhaling broken chamber with silt in the river course through broken chamber entry be provided with the cavity under the broken chamber entry, be provided with a plurality of high pressure nozzle on the cavity lateral wall, high pressure nozzle breaks up the operation with silt through the mode of high pressure injection water the right side of cavity transversely is provided with broken axle be provided with spiral helicine crushing sword on the broken axle the terminal of broken axle is provided with the teeter chamber the vertical (mixing) shaft that is provided with in the top central authorities in the teeter chamber is, is provided with broken chamber export under last (mixing) shaft.
The stone removing device is arranged right below the outlet of the crushing cavity and comprises a stone removing device shell, a left grinding roller part, a right grinding roller part and a distribution groove; the left grinding roller component and the right grinding roller component are arranged inside the shell of the stone removing device, the distribution groove is in a square funnel shape, and the bottom of the distribution groove penetrates through the bottom of the shell of the stone removing device and protrudes out of the bottom of the shell of the stone removing device; the left grinding roller component comprises a left grinding roller, a left grinding roller shaft, a left sliding groove and a spring; the left grinding roller rotates by taking a left grinding roller shaft as a shaft, the left chute is transversely arranged and encloses the left grinding roller shaft and the spring, one end of the spring is connected with the left side inside the left chute, the other end of the spring is connected with the left grinding roller shaft, the left top of the distribution groove is fixedly connected with the left grinding roller shaft, and the right grinding roller component comprises a right grinding roller, a right grinding roller shaft, a right chute and a sliding block; the right grinding roller rotates by taking the right grinding roller shaft as a shaft, a right sliding groove is formed in the left part of the right grinding roller, a sliding block is arranged in the right sliding groove, the right top of the distribution groove is fixedly connected with the sliding block, and the distribution groove moves left and right through the left and right movement of the left grinding roller shaft; left side roller and right roller are the cross axle form setting, and left side roller and right roller department of meeting are located under the export of broken chamber.
The conveying chamber comprises a conveying chamber shell, a stone conveying belt, a sludge conveying belt, an inclined baffle, a stone guide plate, a sludge guide plate, a conveying chamber water outlet and a stone storage box; the stone conveyor belt and the sludge conveyor belt are sequentially arranged in the conveying chamber shell from top to bottom, the right end of the stone conveyor belt is positioned right below the leftmost end, to which the distribution groove can move, of the distribution groove, the left end of the stone conveyor belt is connected with the stone guide plate, the stone guide plate is obliquely arranged downwards, the terminal of the stone guide plate is arranged in the stone storage box, and the stone storage box is used for storing stones conveyed from the stone conveyor belt; the right end of the sludge conveyor belt is positioned right below the rightmost end to which the distribution groove can move, and the left end of the sludge conveyor belt is connected with the sludge guide plate; the stone conveyor belt and the sludge conveyor belt are both conveyed from right to left, and inclined baffles are obliquely and upwards arranged at the rightmost ends of the stone conveyor belt and the sludge conveyor belt; a conveying chamber water outlet is arranged at the bottom of the conveying chamber shell below the sludge conveying belt.
The centrifugal separation chamber comprises a separation inner barrel, a separation outer barrel, a rotating shaft, a separation solid outlet, a separation liquid outlet and a sludge storage tank; the separation outer barrel is of a hollow barrel structure, a separation inner barrel is coaxially arranged in the separation outer barrel, the separation inner barrel is divided into a lower main body structure and an upper additional structure, the lower main body structure is a funnel-shaped structure, the upper additional structure is an inverted funnel-shaped structure, the side wall of the funnel of the lower main body structure is a densely distributed through hole structure, the upper additional structure accommodates the lower end of the sludge guide plate therein, so that the sludge guided out by the sludge guide plate can enter the separation inner barrel basically and completely, the rotating shaft is arranged at the axle center parts of the separation inner barrel and the separation outer barrel, and the separation inner barrel rotates at high speed by taking the rotating shaft as a shaft, the separation solid outlet is arranged at the center of the bottom of the separation inner barrel, and a sludge storage tank is connected below the separated solid outlet through a pipeline, and the separated liquid outlet is arranged at the bottom of the side wall of the outer separation barrel.
The first mixing chamber comprises a first mixing chamber shell, a first mixing chamber inlet, a first stirring shaft, a first dosing port and a first mixing chamber outlet; the first mixing chamber inlet is arranged at the top of the first mixing chamber shell and communicated with the delivery chamber water outlet, a first stirring shaft is vertically arranged at the inner top of the first mixing chamber shell, a first medicine adding port is also arranged at the top of the first mixing chamber shell, and a first mixing chamber outlet is arranged at the center of the bottom of the first mixing chamber shell. The first medicine adding port is used for adding alkaline substances such as calcium hydroxide or calcium oxide into the medicine adding port.
The first filter chamber comprises a first filter chamber shell, a first filter chamber inlet, a first filter chamber water outlet, a first inclined filter plate and a sundries storage box; first filter chamber entry sets up at first filter chamber shell top, and with the first mixing chamber export is linked together, and the slope is provided with first slope filter in the inside slope of first filter chamber shell, first slope filter right-hand member sets up under the first filter chamber entry, left end and the first filter chamber shell in the looks rigid coupling of left side and be provided with the opening in the upper end of meeting the department, be provided with the debris bin in the first filter chamber shell outside of meeting the department with first slope filter, the debris bin is used for receiving the solid matter on first slope filter upper portion and stores, first filter chamber delivery port sets up in first filter chamber shell bottom.
The second mixing chamber comprises a second mixing chamber shell, a second mixing chamber inlet, a second stirring shaft, a second dosing port and a second mixing chamber outlet; the inlet of the second mixing chamber is arranged at the top of the second mixing chamber shell and is communicated with the water outlet of the first filtering chamber, a second stirring shaft is vertically arranged at the inner top of the second mixing chamber shell, a second medicine adding port is also arranged at the top of the second mixing chamber shell, and a second mixing chamber outlet is arranged at the center of the bottom of the second mixing chamber shell. The second dosing port is used for blowing carbon dioxide gas into the second dosing port or directly adding carbonic acid into the second dosing port.
The second filter chamber comprises a second filter chamber shell, a second filter chamber inlet, a filtered water outlet, a second inclined filter plate, activated carbon particles and a calcium carbonate storage tank; the second filter chamber entry sets up at second filter chamber shell top, and with the second mixing chamber export is linked together, and the slope is provided with second slope filter in the inside slope of second filter chamber shell, second slope filter right-hand member sets up under the second filter chamber entry, left end and the second filter chamber shell in left side looks rigid coupling and be provided with the opening in the upper end of department of meeting, be provided with the calcium carbonate bin in the second filter chamber shell outside of meeting department with second slope filter, the calcium carbonate bin is used for receiving the solid matter on second slope filter upper portion and stores the second filter below the inside active carbon particle that is full of second filter chamber shell, the drainage export sets up in second filter chamber shell bottom.
Preferably, the distribution groove is in a square funnel shape with a hollow upper part and a hollow lower part (namely, an inverted square platform structure with a hollow top surface and a hollow bottom surface).
Preferably, both ends of the side wall of the distribution groove, which is contacted with the left grinding roller and the right grinding roller, are fixedly connected with the left grinding roller shaft and the sliding block respectively, and the center of the distribution groove is sunken downwards and is matched with the contact part of the left grinding roller and the right grinding roller to form a U-shaped groove.
Preferably, an upper dosing port is arranged at the top of the stirring chamber of the crushing cavity. The upper medicine adding port is used for adding acid substances into the stirring chamber.
Preferably, the stone conveyor belt and the sludge conveyor belt are arranged in a left-high-right-low inclined mode, and the inclined angle is 0.5-2 ︒.
Preferably, the surfaces of the left grinding roller and the right grinding roller are both made of roughened hard alloy.
Preferably, the surfaces of the left grinding roller and the right grinding roller are provided with square protruding blocks which are mutually engaged oppositely.
Preferably, the surfaces of the left grinding roller and the right grinding roller are both roughened wear-resistant steel.
Preferably, the stone conveyor belt and the sludge conveyor belt are both provided with a plurality of upper and lower through holes. And the through holes are all through holes with the inner diameter smaller than 2 mm.
The invention has the following effects:
the utility model discloses a silt, including left and right roller, left roller, right roller, the mode that moves, and when left roller moved left, it represents to have the stereoplasm bold material between left and right roller, because silt has been broken, even the caking also can not be stereoplasm, therefore it must be the stone, sets up the distributing chute of funnel shape below it, through setting for the left and right position of the top of conveyer belt below it, has realized the high-efficient simple distribution to stone and silt. The occurrence of low quality situations of existing distribution means is avoided.
Owing to there is the spring in the distribution process, not only can realize kick-backing, simultaneously because the pressure of its production for to entering into about the roller material extrude, avoided the silt mistake of temporary caking to be got rid of as the stone, guaranteed the purity of stone.
Because the left rolling roller is provided with the high-strength spring, the function of further rolling and crushing the sludge is realized in addition to the function of distributing stones.
2, the mud suction, the crushing, the stone separation and the liquid-solid separation are integrated into a whole device, so that an intermediate link formed by different equipment and engineering machinery is avoided, and the cost increase of the intermediate link is also avoided.
And 3, carrying out high-pressure water spraying through the sludge just entering the crushing cavity, realizing the scattering operation of the sludge in advance, scattering the agglomerated sludge (realizing the scattering operation in advance for the serious sludge of the agglomeration), and simultaneously washing the sludge adhered to the stone from the stone, thereby optimizing the subsequent processes. After the crushing, water is separated on the conveyor belt for the first time, and liquid flows downwards into the shell through the through holes in the conveyor belt in the conveying process, so that the first separation of the liquid and the solid is realized. The secondary separation is carried out in the separation chamber by high speed centrifugal rotation. The used water is subjected to multiple dosing treatment (heavy metal in the sludge is dissolved into the water when the drug is added for the first time, the heavy metal is precipitated from the water when the drug is added for the second time, acid and alkali substances entering the water in the process are uniformly precipitated and removed by adding the drug for the third time), and impurities and harmful elements in the water are removed by matching with the adsorption of the activated carbon, so that the secondary pollution is not caused to the treated water body in the treatment process.
The separation process adopts high-speed centrifugal separation and the shape of big end up, so that the efficient separation of small through holes can be realized, and the blockage of the through holes in the filtering process is avoided.
Drawings
Fig. 1 is a schematic structural view of a hydraulic engineering device for dredging a river channel.
Wherein: 11-dredge pump, 12-high pressure nozzle, 13-crushing cavity inlet, 14-crushing shaft, 15-crushing cutter, 16-stirring chamber, 17-upper stirring shaft, 18-crushing cavity outlet, 21-left roller, 22-right roller, 23-roller shaft, 24-left chute, 25-spring, 26-right chute, 27-slide block, 28-distribution groove, 31-stone conveyor belt, 32-sludge conveyor belt, 33-inclined baffle, 34-stone guide plate, 35-sludge guide plate, 36-conveying chamber water outlet, 4-stone storage tank, 51-separation inner barrel, 52-separation outer barrel, 53-rotating shaft, 54-separation solid outlet, 55-sludge storage tank, 6-first mixing chamber, 61-a first stirring shaft, 62-a first dosing port, 63-a first mixing chamber outlet, 71-a first inclined filter plate, 72-a sundries storage tank, 8-a second mixing chamber, 81-a second stirring shaft, 82-a second dosing port, 83-a second mixing chamber outlet, 9-a second filter chamber, 91-a second inclined filter plate, 92-activated carbon particles, 93-a second filter chamber inlet, 94-a filtered water outlet and 95-a calcium carbonate storage tank.
Detailed Description
Example 1
A hydraulic engineering device for dredging a river channel comprises a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber.
The crushing cavity comprises a crushing cavity shell, a dredge pump, a high-pressure nozzle, a crushing cavity inlet, a crushing shaft, a crushing cutter, a stirring chamber, an upper stirring shaft and a crushing cavity outlet; the suction dredge pump sets up at broken chamber shell outer top to be linked together with the broken chamber entry that sets up at broken chamber shell top, the suction dredge pump is arranged in inhaling broken chamber with silt in the river course through broken chamber entry be provided with the cavity under the broken chamber entry, be provided with 3 high pressure nozzle on the cavity lateral wall, high pressure nozzle breaks up the operation with silt through the mode of high pressure injection water the right side of cavity transversely is provided with broken axle, broken axle is provided with 1 be provided with spiral helicine broken sword on the broken axle the terminal of broken axle is provided with the teeter chamber the vertical (mixing) shaft that is provided with in top central authorities in the teeter chamber is provided with broken chamber export under last (mixing) shaft, broken chamber export is downward and forms for following the arc of teeter chamber limit portion.
The stone removing device is arranged right below the outlet of the crushing cavity and comprises a stone removing device shell, a left grinding roller part, a right grinding roller part and a distribution groove; the left grinding roller component and the right grinding roller component are arranged inside the shell of the stone removing device, the distribution groove is in a square funnel shape, and the bottom of the distribution groove penetrates through the bottom of the shell of the stone removing device and protrudes out of the bottom of the shell of the stone removing device; the left grinding roller component comprises a left grinding roller, a left grinding roller shaft, a left sliding groove and a spring; the left grinding roller rotates by taking a left grinding roller shaft as a shaft, the left chute is transversely arranged and encloses the left grinding roller shaft and the spring, one end of the spring is connected with the left side inside the left chute, the other end of the spring is connected with the left grinding roller shaft, the left top of the distribution groove is fixedly connected with the left grinding roller shaft, and the right grinding roller component comprises a right grinding roller, a right grinding roller shaft, a right chute and a sliding block; the right grinding roller rotates by taking the right grinding roller shaft as a shaft, a right sliding groove is formed in the left part of the right grinding roller, a sliding block is arranged in the right sliding groove, the right top of the distribution groove is fixedly connected with the sliding block, and the distribution groove moves left and right through the left and right movement of the left grinding roller shaft; left side roller and right roller are the cross axle form setting, and left side roller and right roller department of meeting are located under the export of broken chamber.
The conveying chamber comprises a conveying chamber shell, a stone conveying belt, a sludge conveying belt, an inclined baffle, a stone guide plate, a sludge guide plate, a conveying chamber water outlet and a stone storage box; the stone conveyor belt and the sludge conveyor belt are sequentially arranged in the conveying chamber shell from top to bottom, the right end of the stone conveyor belt is positioned right below the leftmost end, to which the distribution groove can move, of the distribution groove, the left end of the stone conveyor belt is connected with the stone guide plate, the stone guide plate is obliquely arranged downwards, the terminal of the stone guide plate is arranged in the stone storage box, and the stone storage box is used for storing stones conveyed from the stone conveyor belt; the right end of the sludge conveyor belt is positioned right below the rightmost end to which the distribution groove can move, and the left end of the sludge conveyor belt is connected with the sludge guide plate; the stone conveyor belt and the sludge conveyor belt are both conveyed from right to left, and inclined baffles are obliquely and upwards arranged at the rightmost ends of the stone conveyor belt and the sludge conveyor belt; a conveying chamber water outlet is arranged at the bottom of the conveying chamber shell below the sludge conveying belt.
The stone conveyer belt and the silt conveyer belt are provided with densely-distributed upper and lower through holes. And the through holes are all through holes with the inner diameter smaller than 1.5 mm.
The centrifugal separation chamber comprises a separation inner barrel, a separation outer barrel, a rotating shaft, a separation solid outlet, a separation liquid outlet and a sludge storage tank; the separation outer barrel is of a hollow barrel structure, a separation inner barrel is coaxially arranged in the separation outer barrel, the separation inner barrel is divided into a lower main body structure and an upper additional structure, the lower main body structure is a funnel-shaped structure, the upper additional structure is an inverted funnel-shaped structure, the side wall of the funnel of the lower main body structure is a densely distributed through hole structure, the upper additional structure accommodates the lower end of the sludge guide plate therein, so that the sludge guided out by the sludge guide plate can enter the separation inner barrel basically and completely, the rotating shaft is arranged at the axle center parts of the separation inner barrel and the separation outer barrel, and the separation inner barrel rotates at high speed by taking the rotating shaft as a shaft, the separation solid outlet is arranged at the center of the bottom of the separation inner barrel, and a sludge storage tank is connected below the separated solid outlet through a pipeline, and the separated liquid outlet is arranged at the bottom of the side wall of the outer separation barrel.
The first mixing chamber comprises a first mixing chamber shell, a first mixing chamber inlet, a first stirring shaft, a first dosing port and a first mixing chamber outlet; the first mixing chamber inlet is arranged at the top of the first mixing chamber shell and communicated with the delivery chamber water outlet, a first stirring shaft is vertically arranged at the inner top of the first mixing chamber shell, a first medicine adding port is also arranged at the top of the first mixing chamber shell, and a first mixing chamber outlet is arranged at the center of the bottom of the first mixing chamber shell.
The first filter chamber comprises a first filter chamber shell, a first filter chamber inlet, a first filter chamber water outlet, a first inclined filter plate and a sundries storage box; first filter chamber entry sets up at first filter chamber shell top, and with the first mixing chamber export is linked together, and the slope is provided with first slope filter in the inside slope of first filter chamber shell, first slope filter right-hand member sets up under the first filter chamber entry, left end and the first filter chamber shell in the looks rigid coupling of left side and be provided with the opening in the upper end of meeting the department, be provided with the debris bin in the first filter chamber shell outside of meeting the department with first slope filter, the debris bin is used for receiving the solid matter on first slope filter upper portion and stores, first filter chamber delivery port sets up in first filter chamber shell bottom.
The second mixing chamber comprises a second mixing chamber shell, a second mixing chamber inlet, a second stirring shaft, a second dosing port and a second mixing chamber outlet; the inlet of the second mixing chamber is arranged at the top of the second mixing chamber shell and is communicated with the water outlet of the first filtering chamber, a second stirring shaft is vertically arranged at the inner top of the second mixing chamber shell, a second medicine adding port is also arranged at the top of the second mixing chamber shell, and a second mixing chamber outlet is arranged at the center of the bottom of the second mixing chamber shell.
The second filter chamber comprises a second filter chamber shell, a second filter chamber inlet, a filtered water outlet, a second inclined filter plate, activated carbon particles and a calcium carbonate storage tank; the second filter chamber entry sets up at second filter chamber shell top, and with the second mixing chamber export is linked together, and the slope is provided with second slope filter in the inside slope of second filter chamber shell, second slope filter right-hand member sets up under the second filter chamber entry, left end and the second filter chamber shell in left side looks rigid coupling and be provided with the opening in the upper end of department of meeting, be provided with the calcium carbonate bin in the second filter chamber shell outside of meeting department with second slope filter, the calcium carbonate bin is used for receiving the solid matter on second slope filter upper portion and stores the second filter below the inside active carbon particle that is full of second filter chamber shell, the drainage export sets up in second filter chamber shell bottom.
The distributing box sets up for the square funnel shape that leads to the sky from top to bottom (hollow, the top surface all opens inversion square platform body structure with the bottom surface promptly), the distributing box with a left side roller and the lateral wall both ends of right roller contact respectively with left roller axle and slider rigid coupling, central authorities undercut and with a left side roller and right roller contact site cooperate and form U type recess. The side part of the rubber plate is provided with a downward concave mode to be matched with the left and right grinding rollers, the concave part matched with the right grinding roller is provided with the rubber plate, the left side of the rubber plate is basically not relatively displaced with the left grinding roller, so that the relative height of the rubber plate is determined once, the side part leakage condition can not be generated, but the rubber plate is relatively displaced with the right grinding roller, when the rubber plate moves leftwards, the flexible rubber plate is upwards popped out to form a part, and the right side leakage condition is avoided.
And an upper dosing port is arranged at the top of the stirring chamber of the crushing cavity. Used for adding hydrochloric acid to dissolve harmful elements such as heavy metals in the sludge into water.
The stone conveyor belt and the sludge conveyor belt are both horizontally arranged.
The surfaces of the left grinding roller and the right grinding roller are made of roughened hard alloy.
Example 2
A hydraulic engineering device for dredging a river channel comprises a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber.
The crushing cavity comprises a crushing cavity shell, a dredge pump, a high-pressure nozzle, a crushing cavity inlet, a crushing shaft, a crushing cutter, a stirring chamber, an upper stirring shaft and a crushing cavity outlet; broken axle is 2 of establishing ties, the dredge pump sets up at broken chamber shell outer top to be linked together with the broken chamber entry that sets up at broken chamber shell top, the dredge pump is arranged in inhaling broken chamber with silt in the river course through broken chamber entry be provided with the cavity under broken chamber entry, be provided with 5 high pressure nozzle on the cavity lateral wall, high pressure nozzle breaks up silt through the mode of high-pressure injection water and operates the right side of cavity transversely is provided with broken axle be provided with spiral helicine broken sword on the broken axle the terminal of broken axle is provided with the teeter chamber the vertical (mixing) shaft that is provided with in top central authorities in the teeter chamber is provided with broken chamber export under last (mixing) shaft, broken chamber export is from teeter chamber limit portion arc and forms downwards.
The stone removing device is arranged right below the outlet of the crushing cavity and comprises a stone removing device shell, a left grinding roller part, a right grinding roller part and a distribution groove; the left grinding roller component and the right grinding roller component are arranged inside the shell of the stone removing device, the distribution groove is in a square funnel shape, and the bottom of the distribution groove penetrates through the bottom of the shell of the stone removing device and protrudes out of the bottom of the shell of the stone removing device; the left grinding roller component comprises a left grinding roller, a left grinding roller shaft, a left sliding groove and a spring; the left grinding roller rotates by taking a left grinding roller shaft as a shaft, the left chute is transversely arranged and encloses the left grinding roller shaft and the spring, one end of the spring is connected with the left side inside the left chute, the other end of the spring is connected with the left grinding roller shaft, the left top of the distribution groove is fixedly connected with the left grinding roller shaft, and the right grinding roller component comprises a right grinding roller, a right grinding roller shaft, a right chute and a sliding block; the right grinding roller rotates by taking the right grinding roller shaft as a shaft, a right sliding groove is formed in the left part of the right grinding roller, a sliding block is arranged in the right sliding groove, the right top of the distribution groove is fixedly connected with the sliding block, and the distribution groove moves left and right through the left and right movement of the left grinding roller shaft; left side roller and right roller are the cross axle form setting, and left side roller and right roller department of meeting are located under the export of broken chamber.
The conveying chamber comprises a conveying chamber shell, a stone conveying belt, a sludge conveying belt, an inclined baffle, a stone guide plate, a sludge guide plate, a conveying chamber water outlet and a stone storage box; the stone conveyor belt and the sludge conveyor belt are sequentially arranged in the conveying chamber shell from top to bottom, the right end of the stone conveyor belt is positioned right below the leftmost end, to which the distribution groove can move, of the distribution groove, the left end of the stone conveyor belt is connected with the stone guide plate, the stone guide plate is obliquely arranged downwards, the terminal of the stone guide plate is arranged in the stone storage box, and the stone storage box is used for storing stones conveyed from the stone conveyor belt; the right end of the sludge conveyor belt is positioned right below the rightmost end to which the distribution groove can move, and the left end of the sludge conveyor belt is connected with the sludge guide plate; the stone conveyor belt and the sludge conveyor belt are both conveyed from right to left, and inclined baffles are obliquely and upwards arranged at the rightmost ends of the stone conveyor belt and the sludge conveyor belt; a conveying chamber water outlet is arranged at the bottom of the conveying chamber shell below the sludge conveying belt.
The centrifugal separation chamber comprises a separation inner barrel, a separation outer barrel, a rotating shaft, a separation solid outlet, a separation liquid outlet and a sludge storage tank; the separation outer barrel is of a hollow barrel structure, a separation inner barrel is coaxially arranged in the separation outer barrel, the separation inner barrel is divided into a lower main body structure and an upper additional structure, the lower main body structure is a funnel-shaped structure, the upper additional structure is an inverted funnel-shaped structure, the side wall of the funnel of the lower main body structure is a densely distributed through hole structure, the upper additional structure accommodates the lower end of the sludge guide plate therein, so that the sludge guided out by the sludge guide plate can enter the separation inner barrel basically and completely, the rotating shaft is arranged at the axle center parts of the separation inner barrel and the separation outer barrel, and the separation inner barrel rotates at high speed by taking the rotating shaft as a shaft, the separation solid outlet is arranged at the center of the bottom of the separation inner barrel, and a sludge storage tank is connected below the separated solid outlet through a pipeline, and the separated liquid outlet is arranged at the bottom of the side wall of the outer separation barrel.
The first mixing chamber comprises a first mixing chamber shell, a first mixing chamber inlet, a first stirring shaft, a first dosing port and a first mixing chamber outlet; the first mixing chamber inlet is arranged at the top of the first mixing chamber shell and communicated with the delivery chamber water outlet, a first stirring shaft is vertically arranged at the inner top of the first mixing chamber shell, a first medicine adding port is also arranged at the top of the first mixing chamber shell, and a first mixing chamber outlet is arranged at the center of the bottom of the first mixing chamber shell.
The first filter chamber comprises a first filter chamber shell, a first filter chamber inlet, a first filter chamber water outlet, a first inclined filter plate and a sundries storage box; first filter chamber entry sets up at first filter chamber shell top, and with the first mixing chamber export is linked together, and the slope is provided with first slope filter in the inside slope of first filter chamber shell, first slope filter right-hand member sets up under the first filter chamber entry, left end and the first filter chamber shell in the looks rigid coupling of left side and be provided with the opening in the upper end of meeting the department, be provided with the debris bin in the first filter chamber shell outside of meeting the department with first slope filter, the debris bin is used for receiving the solid matter on first slope filter upper portion and stores, first filter chamber delivery port sets up in first filter chamber shell bottom.
The second mixing chamber comprises a second mixing chamber shell, a second mixing chamber inlet, a second stirring shaft, a second dosing port and a second mixing chamber outlet; the inlet of the second mixing chamber is arranged at the top of the second mixing chamber shell and is communicated with the water outlet of the first filtering chamber, a second stirring shaft is vertically arranged at the inner top of the second mixing chamber shell, a second medicine adding port is also arranged at the top of the second mixing chamber shell, and a second mixing chamber outlet is arranged at the center of the bottom of the second mixing chamber shell.
The second filter chamber comprises a second filter chamber shell, a second filter chamber inlet, a filtered water outlet, a second inclined filter plate, activated carbon particles and a calcium carbonate storage tank; the second filter chamber entry sets up at second filter chamber shell top, and with the second mixing chamber export is linked together, and the slope is provided with second slope filter in the inside slope of second filter chamber shell, second slope filter right-hand member sets up under the second filter chamber entry, left end and the second filter chamber shell in left side looks rigid coupling and be provided with the opening in the upper end of department of meeting, be provided with the calcium carbonate bin in the second filter chamber shell outside of meeting department with second slope filter, the calcium carbonate bin is used for receiving the solid matter on second slope filter upper portion and stores the second filter below the inside active carbon particle that is full of second filter chamber shell, the drainage export sets up in second filter chamber shell bottom.
The distribution groove is arranged in a square funnel shape with a hollow upper part and a hollow lower part (namely, an inverted square platform structure with a hollow top surface and a hollow bottom surface).
The lateral wall both ends that distributing groove and left side roller and right roller contacted respectively with left roller axle and slider rigid coupling, central authorities undercut and with left roller and right roller contact site cooperate and form U type recess.
And an upper dosing port is arranged at the top of the stirring chamber of the crushing cavity. For adding an organic acid to lower the pH of the mixture and dissolving harmful elements such as heavy metals present in the sludge into the water.
The stone conveyor and the sludge conveyor are both disposed in a form of a left-high right-low inclination and the inclination angle is 0.6 ︒. The inclined arrangement against the direction of travel makes it possible to further flow the part of the water fraction that falls down to the conveyor belt with stones and sludge to the lower part of the housing.
The surface of left side roller and right side roller all is provided with the square protruding piece of relative intermeshing, square protruding piece is the stereoplasm steel that has roughened.
Example 3
A hydraulic engineering device for dredging a river channel comprises a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber.
The crushing cavity comprises a crushing cavity shell, a dredge pump, a high-pressure nozzle, a crushing cavity inlet, a crushing shaft, a crushing cutter, a stirring chamber, an upper stirring shaft and a crushing cavity outlet; the suction dredge pump sets up at broken chamber shell outer top to be linked together with the broken chamber entry that sets up at broken chamber shell top, the suction dredge pump is arranged in inhaling broken chamber with silt in the river course through broken chamber entry be provided with the cavity under the broken chamber entry, be provided with 6 high pressure nozzle on the cavity lateral wall, high pressure nozzle breaks up the operation with silt through the mode of high pressure injection water the right side of cavity transversely is provided with broken axle be provided with spiral helicine broken sword on the broken axle the terminal of broken axle is provided with the teeter chamber the vertical (mixing) shaft that is provided with in top central authorities in the teeter chamber is provided with broken chamber export under last (mixing) shaft, broken chamber export is downward and forms for following teeter chamber limit portion arc.
The stone removing device is arranged right below the outlet of the crushing cavity and comprises a stone removing device shell, a left grinding roller part, a right grinding roller part and a distribution groove; the left grinding roller component and the right grinding roller component are arranged inside the shell of the stone removing device, the distribution groove is in a square funnel shape, and the bottom of the distribution groove penetrates through the bottom of the shell of the stone removing device and protrudes out of the bottom of the shell of the stone removing device; the left grinding roller component comprises a left grinding roller, a left grinding roller shaft, a left sliding groove and a spring; the left grinding roller rotates by taking a left grinding roller shaft as a shaft, the left chute is transversely arranged and encloses the left grinding roller shaft and the spring, one end of the spring is connected with the left side inside the left chute, the other end of the spring is connected with the left grinding roller shaft, the left top of the distribution groove is fixedly connected with the left grinding roller shaft, and the right grinding roller component comprises a right grinding roller, a right grinding roller shaft, a right chute and a sliding block; the right grinding roller rotates by taking the right grinding roller shaft as a shaft, a right sliding groove is formed in the left part of the right grinding roller, a sliding block is arranged in the right sliding groove, the right top of the distribution groove is fixedly connected with the sliding block, and the distribution groove moves left and right through the left and right movement of the left grinding roller shaft; left side roller and right roller are the cross axle form setting, and left side roller and right roller department of meeting are located under the export of broken chamber.
The conveying chamber comprises a conveying chamber shell, a stone conveying belt, a sludge conveying belt, an inclined baffle, a stone guide plate, a sludge guide plate, a conveying chamber water outlet and a stone storage box; the stone conveyor belt and the sludge conveyor belt are sequentially arranged in the conveying chamber shell from top to bottom, the right end of the stone conveyor belt is positioned right below the leftmost end, to which the distribution groove can move, of the distribution groove, the left end of the stone conveyor belt is connected with the stone guide plate, the stone guide plate is obliquely arranged downwards, the terminal of the stone guide plate is arranged in the stone storage box, and the stone storage box is used for storing stones conveyed from the stone conveyor belt; the right end of the sludge conveyor belt is positioned right below the rightmost end to which the distribution groove can move, and the left end of the sludge conveyor belt is connected with the sludge guide plate; the stone conveyor belt and the sludge conveyor belt are both conveyed from right to left, and inclined baffles are obliquely and upwards arranged at the rightmost ends of the stone conveyor belt and the sludge conveyor belt; a conveying chamber water outlet is arranged at the bottom of the conveying chamber shell below the sludge conveying belt.
The stone conveyer belt and the silt conveyer belt are provided with a plurality of upper and lower through holes. And the through holes are all through holes with the inner diameter smaller than 1.2 mm.
The centrifugal separation chamber comprises a separation inner barrel, a separation outer barrel, a rotating shaft, a separation solid outlet, a separation liquid outlet and a sludge storage tank; the separation outer barrel is of a hollow barrel structure, a separation inner barrel is coaxially arranged in the separation outer barrel, the separation inner barrel is divided into a lower main body structure and an upper additional structure, the lower main body structure is a funnel-shaped structure, the upper additional structure is an inverted funnel-shaped structure, the side wall of the funnel of the lower main body structure is a densely distributed through hole structure, the upper additional structure accommodates the lower end of the sludge guide plate therein, so that the sludge guided out by the sludge guide plate can enter the separation inner barrel basically and completely, the rotating shaft is arranged at the axle center parts of the separation inner barrel and the separation outer barrel, and the separation inner barrel rotates at high speed by taking the rotating shaft as a shaft, the separation solid outlet is arranged at the center of the bottom of the separation inner barrel, and a sludge storage tank is connected below the separated solid outlet through a pipeline, and the separated liquid outlet is arranged at the bottom of the side wall of the outer separation barrel.
The first mixing chamber comprises a first mixing chamber shell, a first mixing chamber inlet, a first stirring shaft, a first dosing port and a first mixing chamber outlet; the first mixing chamber inlet is arranged at the top of the first mixing chamber shell and communicated with the delivery chamber water outlet, a first stirring shaft is vertically arranged at the inner top of the first mixing chamber shell, a first medicine adding port is also arranged at the top of the first mixing chamber shell, and a first mixing chamber outlet is arranged at the center of the bottom of the first mixing chamber shell.
The first filter chamber comprises a first filter chamber shell, a first filter chamber inlet, a first filter chamber water outlet, a first inclined filter plate and a sundries storage box; first filter chamber entry sets up at first filter chamber shell top, and with the first mixing chamber export is linked together, and the slope is provided with first slope filter in the inside slope of first filter chamber shell, first slope filter right-hand member sets up under the first filter chamber entry, left end and the first filter chamber shell in the looks rigid coupling of left side and be provided with the opening in the upper end of meeting the department, be provided with the debris bin in the first filter chamber shell outside of meeting the department with first slope filter, the debris bin is used for receiving the solid matter on first slope filter upper portion and stores, first filter chamber delivery port sets up in first filter chamber shell bottom.
The second mixing chamber comprises a second mixing chamber shell, a second mixing chamber inlet, a second stirring shaft, a second dosing port and a second mixing chamber outlet; the inlet of the second mixing chamber is arranged at the top of the second mixing chamber shell and is communicated with the water outlet of the first filtering chamber, a second stirring shaft is vertically arranged at the inner top of the second mixing chamber shell, a second medicine adding port is also arranged at the top of the second mixing chamber shell, and a second mixing chamber outlet is arranged at the center of the bottom of the second mixing chamber shell.
The second filter chamber comprises a second filter chamber shell, a second filter chamber inlet, a filtered water outlet, a second inclined filter plate, activated carbon particles and a calcium carbonate storage tank; the second filter chamber entry sets up at second filter chamber shell top, and with the second mixing chamber export is linked together, and the slope is provided with second slope filter in the inside slope of second filter chamber shell, second slope filter right-hand member sets up under the second filter chamber entry, left end and the second filter chamber shell in left side looks rigid coupling and be provided with the opening in the upper end of department of meeting, be provided with the calcium carbonate bin in the second filter chamber shell outside of meeting department with second slope filter, the calcium carbonate bin is used for receiving the solid matter on second slope filter upper portion and stores the second filter below the inside active carbon particle that is full of second filter chamber shell, the drainage export sets up in second filter chamber shell bottom.
The distribution groove is arranged in a square funnel shape with a hollow upper part and a hollow lower part (namely, an inverted square platform structure with a hollow top surface and a hollow bottom surface).
The lateral wall both ends that distributing groove and left side roller and right roller contacted respectively with left roller axle and slider rigid coupling, central authorities undercut and with left roller and right roller contact site cooperate and form U type recess.
The stone conveyor belt and the sludge conveyor belt are both disposed in a form of a left-high right-low inclination, and the inclination angle is 1.2 ︒. The surfaces of the left grinding roller and the right grinding roller are both roughened wear-resistant steel.

Claims (9)

1. A hydraulic engineering device for dredging a river channel is characterized by comprising a crushing cavity, a stone removing device, a conveying chamber, a centrifugal separation chamber, a first mixing chamber, a first filtering chamber, a second mixing chamber and a second filtering chamber;
the crushing cavity comprises a crushing cavity shell, a dredge pump, a high-pressure nozzle, a crushing cavity inlet, a crushing shaft, a crushing cutter, a stirring chamber, an upper stirring shaft and a crushing cavity outlet; the sludge suction pump is arranged at the top outside the crushing cavity shell and is communicated with a crushing cavity inlet arranged at the top of the crushing cavity shell, the sludge suction pump is used for sucking sludge in a river channel into the crushing cavity through the crushing cavity inlet, a cavity is arranged right below the crushing cavity inlet, a plurality of high-pressure nozzles are arranged on the side wall of the cavity, the high-pressure nozzles are used for scattering the sludge in a high-pressure water injection mode, a crushing shaft is transversely arranged on the right side of the cavity, a spiral crushing cutter is arranged on the crushing shaft, a stirring chamber is arranged at the terminal of the crushing shaft, an upper stirring shaft is vertically arranged in the center of the top in the stirring chamber, a crushing cavity outlet is arranged right below the upper stirring shaft, and the crushing cavity outlet is formed by downwards arc-shaped edges of the stirring chamber;
the stone removing device is arranged right below the outlet of the crushing cavity and comprises a stone removing device shell, a left grinding roller part, a right grinding roller part and a distribution groove; the left grinding roller component and the right grinding roller component are arranged inside the shell of the stone removing device, the distribution groove is in a square funnel shape, and the bottom of the distribution groove penetrates through the bottom of the shell of the stone removing device and protrudes out of the bottom of the shell of the stone removing device; the left grinding roller component comprises a left grinding roller, a left grinding roller shaft, a left sliding groove and a spring; the left grinding roller rotates by taking a left grinding roller shaft as a shaft, the left chute is transversely arranged and encloses the left grinding roller shaft and the spring, one end of the spring is connected with the left side inside the left chute, the other end of the spring is connected with the left grinding roller shaft, the left top of the distribution groove is fixedly connected with the left grinding roller shaft, and the right grinding roller component comprises a right grinding roller, a right grinding roller shaft, a right chute and a sliding block; the right grinding roller rotates by taking the right grinding roller shaft as a shaft, a right sliding groove is formed in the left part of the right grinding roller, a sliding block is arranged in the right sliding groove, the right top of the distribution groove is fixedly connected with the sliding block, and the distribution groove moves left and right through the left and right movement of the left grinding roller shaft; the left grinding roller and the right grinding roller are arranged in a cross shaft shape, and the joint of the left grinding roller and the right grinding roller is positioned right below the outlet of the crushing cavity;
the conveying chamber comprises a conveying chamber shell, a stone conveying belt, a sludge conveying belt, an inclined baffle, a stone guide plate, a sludge guide plate, a conveying chamber water outlet and a stone storage box; the stone conveyor belt and the sludge conveyor belt are sequentially arranged in the conveying chamber shell from top to bottom, the right end of the stone conveyor belt is positioned right below the leftmost end, to which the distribution groove can move, of the distribution groove, the left end of the stone conveyor belt is connected with the stone guide plate, the stone guide plate is obliquely arranged downwards, the terminal of the stone guide plate is arranged in the stone storage box, and the stone storage box is used for storing stones conveyed from the stone conveyor belt; the right end of the sludge conveyor belt is positioned right below the rightmost end to which the distribution groove can move, and the left end of the sludge conveyor belt is connected with the sludge guide plate; the stone conveyor belt and the sludge conveyor belt are both conveyed from right to left, and inclined baffles are obliquely and upwards arranged at the rightmost ends of the stone conveyor belt and the sludge conveyor belt; a conveying chamber water outlet is formed in the bottom of the conveying chamber shell below the sludge conveying belt;
the centrifugal separation chamber comprises a separation inner barrel, a separation outer barrel, a rotating shaft, a separation solid outlet, a separation liquid outlet and a sludge storage tank; the separation outer barrel is of a hollow barrel structure, a separation inner barrel is coaxially arranged in the separation outer barrel, the separation inner barrel is divided into a lower main body structure and an upper additional structure, the lower main body structure is a funnel-shaped structure, the upper additional structure is an inverted funnel-shaped structure, the side wall of the funnel of the lower main body structure is a densely distributed through hole structure, the upper additional structure accommodates the lower end of the sludge guide plate therein, so that the sludge guided out by the sludge guide plate can enter the separation inner barrel basically and completely, the rotating shaft is arranged at the axle center parts of the separation inner barrel and the separation outer barrel, and the separation inner barrel rotates at high speed by taking the rotating shaft as a shaft, the separation solid outlet is arranged at the center of the bottom of the separation inner barrel, a sludge storage tank is connected below the separated solid outlet through a pipeline, and the separated liquid outlet is arranged at the bottom of the side wall of the separation outer barrel;
the first mixing chamber comprises a first mixing chamber shell, a first mixing chamber inlet, a first stirring shaft, a first dosing port and a first mixing chamber outlet; the inlet of the first mixing chamber is arranged at the top of the first mixing chamber shell and is communicated with the water outlet of the conveying chamber, a first stirring shaft is vertically arranged at the inner top of the first mixing chamber shell, a first medicine adding port is also arranged at the top of the first mixing chamber shell, and a first mixing chamber outlet is arranged at the center of the bottom of the first mixing chamber shell;
the first filter chamber comprises a first filter chamber shell, a first filter chamber inlet, a first filter chamber water outlet, a first inclined filter plate and a sundries storage box; the inlet of the first filtering chamber is arranged at the top of the first filtering chamber shell and is communicated with the outlet of the first mixing chamber, a first inclined filtering plate is obliquely arranged in the first filtering chamber shell, the right end of the first inclined filtering plate is arranged right below the inlet of the first filtering chamber, the left end of the first inclined filtering plate is fixedly connected with the left side in the first filtering chamber shell, an opening is formed in the upper end of the joint, a sundry storage box is arranged on the outer side of the first filtering chamber shell at the joint of the first inclined filtering plate and is used for receiving and storing solid matters on the upper part of the first inclined filtering plate, and the water outlet of the first filtering chamber is arranged at the bottom of the first filtering chamber shell;
the second mixing chamber comprises a second mixing chamber shell, a second mixing chamber inlet, a second stirring shaft, a second dosing port and a second mixing chamber outlet; the inlet of the second mixing chamber is arranged at the top of the second mixing chamber shell and is communicated with the water outlet of the first filtering chamber, a second stirring shaft is vertically arranged at the inner top of the second mixing chamber shell, a second medicine feeding port is also arranged at the top of the second mixing chamber shell, and a second mixing chamber outlet is arranged at the center of the bottom of the second mixing chamber shell;
the second filter chamber comprises a second filter chamber shell, a second filter chamber inlet, a filtered water outlet, a second inclined filter plate, activated carbon particles and a calcium carbonate storage tank; the second filter chamber entry sets up at second filter chamber shell top, and with the second mixing chamber export is linked together, and the slope is provided with second slope filter in the inside slope of second filter chamber shell, second slope filter right-hand member sets up under the second filter chamber entry, left end and the second filter chamber shell in left side looks rigid coupling and be provided with the opening in the upper end of department of meeting, be provided with the calcium carbonate bin in the second filter chamber shell outside of meeting department with second slope filter, the calcium carbonate bin is used for receiving the solid matter on second slope filter upper portion and stores the second filter below the inside active carbon particle that is full of second filter chamber shell, the drainage export sets up in second filter chamber shell bottom.
2. The hydraulic engineering device for dredging a river channel according to claim 1, wherein the distribution groove is formed in a square funnel shape with an upper portion and a lower portion being hollow.
3. The hydraulic engineering device for dredging river channels according to claim 1, wherein the two ends of the side wall of the distribution groove, which is in contact with the left grinding roller and the right grinding roller, are fixedly connected with the left grinding roller shaft and the sliding block respectively, and the center of the distribution groove is recessed downwards and matched with the contact parts of the left grinding roller and the right grinding roller to form a U-shaped groove.
4. The hydraulic engineering device for dredging river channels according to claim 1, wherein an upper chemical adding port is formed in the top of the stirring chamber of the crushing cavity.
5. The hydraulic engineering device for dredging river channels of claim 1, wherein the stone conveyor belt and the sludge conveyor belt are arranged in a form of a left-high right-low inclined form, and the inclined angle is 0.5-2 ︒.
6. The hydraulic engineering device for dredging river channels according to claim 1, wherein the surfaces of the left roller and the right roller are both made of roughened hard alloy.
7. The hydraulic engineering device for dredging river channels of claim 1, wherein the surfaces of the left roller and the right roller are provided with square protruding blocks which are engaged with each other relatively.
8. The hydraulic engineering device for dredging river channels of claim 1, wherein the surfaces of the left roller and the right roller are both roughened wear-resistant steel.
9. The hydraulic engineering device for dredging a river channel according to claim 1, wherein the stone conveyor belt and the sludge conveyor belt are provided with a plurality of upper and lower through holes.
CN201810216787.3A 2018-03-16 2018-03-16 Hydraulic engineering device for dredging river channel Active CN108480363B (en)

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CN102348650A (en) * 2009-03-19 2012-02-08 株式会社石垣 Concentrator-integrated screw press
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