CN110694345A - Waste recovery system for concrete mixing - Google Patents
Waste recovery system for concrete mixing Download PDFInfo
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- CN110694345A CN110694345A CN201910927504.0A CN201910927504A CN110694345A CN 110694345 A CN110694345 A CN 110694345A CN 201910927504 A CN201910927504 A CN 201910927504A CN 110694345 A CN110694345 A CN 110694345A
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- stirring
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- clean water
- mud pit
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/02—Combinations of filters of different kinds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
The invention discloses a waste recovery system for concrete stirring, which comprises a mud pit, a tundish and a clean water tank, the intermediate tank is arranged between the mud tank and the clean water tank, one side of the desanding and separating mechanism is provided with a forced stirring mechanism, one side of the intermediate tank is provided with an extrusion dewatering mechanism, and the clean water tank is internally provided with an intermittent stirring mechanism, the invention separates the sand from the washed concrete slurry by a sand-removing separation mechanism, the separated slurry is injected into a slurry tank, the slurry in the slurry tank is stirred by a forced stirring mechanism, the wastewater discharged by the forced stirring mechanism flows into a middle tank for storage, and the extruded clear water is conveyed to a clear water tank, meanwhile, an intermittent stirring mechanism is arranged in the clear water tank, so that the fine materials at the bottom are utilized along with water, and the waste water is effectively utilized.
Description
Technical Field
The invention relates to the technical field of concrete mixing, in particular to a waste recovery system for concrete mixing.
Background
The concrete mixing and transporting truck is a special truck for transporting concrete for construction; because its appearance, also often called field snail car, all install the churn of drum type in order to carry the concrete after mixing on this type of truck, can keep the churn to rotate all the time in the transportation to guarantee that the concrete of carrying can not solidify, transport the concrete after, all can wash the churn inside with water usually, prevent the concrete occupation space of sclerosis.
Because the concrete can solidify into the hard piece in the short time, and have certain corrosivity to steel and paint, so after using the concrete basin each time, wash the concrete that adheres to concrete basin and business turn over discharge gate and be the work that must carefully carry out of daily maintenance, wherein include: before each charging, the feed inlet is flushed by water, so that the feed inlet is kept wet during charging; filling the cleaning water tank carried by the vehicle with water while loading; after loading, washing the feeding hole, and cleaning the residual concrete near the feeding hole; after unloading at a construction site, flushing a discharge chute, and then adding 30-40L of cleaning water into a concrete storage tank; keeping the concrete storage tank rotating forward and slowly during the return stroke of the vehicle; before next charging, recording and discharging sewage in the concrete storage tank; the concrete storage tank and the periphery of the material inlet and outlet are thoroughly cleaned every day, cement and concrete caking are prevented from being adhered, the work is not seriously carried out once, and great troubles are brought to the subsequent work.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the waste water after cleaning a tank car is not effectively utilized and is usually directly flowed into a waste water collecting tank or discharged on site, so that not only is the waste of water resources caused, but also the environment is influenced, and designs a waste material recovery system for concrete stirring.
The technical scheme of the invention is that the waste recovery system for concrete stirring comprises a mud pit, an intermediate tank and a clean water pool, wherein the intermediate tank is arranged between the mud pit and the clean water pool and is respectively communicated with the mud pit and the mud pit;
the sand removing and separating mechanism comprises: the device comprises a fixing frame, a vibration screening structure and a sand and stone collecting structure;
the fixed frame is arranged on the mud pit, the vibrating screening structure is arranged on the fixed frame, one end of the vibrating screening structure extends out of the mud pit, and the sand and stone collecting structure is arranged on the side wall of the mud pit and is positioned below the vibrating screening structure;
the forced stirring mechanism comprises: the device comprises a bearing plate, a stirring control structure and a slurry guide structure;
the bearing plate is arranged on the fixing frame and is positioned at the center of the fixing frame, the stirring control structure is arranged on the bearing plate, and one end of the stirring control structure extends into the slurry tank.
The vibrating screen structure includes: the device comprises a support frame, a screen, a pair of limiting plates with the same structure and a vibration assembly;
the support frame install in on the mount, the screen cloth install along the incline direction on the support frame, and one end with support frame swing joint, it is a pair of the limiting plate is installed respectively on the screen cloth both sides lateral surface, the vibrations subassembly install on the support frame, and with the screen cloth is connected.
The vibration assembly includes: the pair of springs with the same structure, the first servo motor and the eccentric wheel;
the pair of springs are respectively arranged on the support frame and connected with the screen, the first servo motor is arranged at one end of the support frame, the driving end of the first servo motor extends into the support frame, the eccentric wheel is embedded on the driving end of the first servo motor, and the rim of the eccentric wheel is attached to the screen.
The grit collection structure includes: the clamping groove, the limiting frame and the collecting box;
the clamping groove is arranged on the side wall of the slurry tank and is positioned below the discharge port of the screen, the limiting frame is sleeved in the clamping groove, and the collecting box is arranged on the limiting frame.
The stirring control structure includes: the second servo motor, the transmission assembly, the stirring shaft and the stirring blade;
the second servo motor is arranged on the bearing plate, the transmission assembly is arranged on the bearing plate, one end of the transmission assembly is connected with the driving end of the second servo motor, the other end of the transmission assembly penetrates through the bearing plate, the stirring shaft is arranged in the slurry pool and connected with the transmission assembly, and the stirring blade is sleeved on the stirring shaft and located in the slurry pool.
The transmission assembly includes: the device comprises a box body, an input shaft, a first bevel gear, an output shaft and a second bevel gear;
the box is installed on the loading board, the input shaft is installed in the box along the horizontal direction, and one end of the input shaft is connected with the second servo motor, the first bevel gear is sleeved on the input shaft, the output shaft is installed on the lower end face of the box along the vertical direction, one end of the output shaft extends out of the box and penetrates through the loading board to be connected with the stirring shaft, and the second bevel gear is sleeved on the output shaft and is meshed with the first bevel gear.
The mud water conservancy diversion structure includes: a liquid guide pipe, a sludge pump and an electric valve;
the liquid guide pipe is arranged between the mud pit and the intermediate tank, one end of the liquid guide pipe is communicated with the mud pit, the other end of the liquid guide pipe is communicated with the intermediate tank, the sludge pump is sleeved on the liquid guide pipe, and the electric valve is sleeved on the liquid guide pipe and positioned on one side of the sludge pump.
The extrusion dewatering mechanism includes: an extrusion filter structure and an overflow pipe;
the extrusion filtration structure is arranged between the intermediate tank and the clean water tank, and two ends of the extrusion filtration structure are respectively communicated with the intermediate tank and the clean water tank, the overflow pipeline is arranged between the intermediate tank and the sludge tank, and two ends of the overflow pipeline are respectively communicated with the intermediate tank and the sludge tank, and the opening position of the overflow pipeline on the intermediate tank is higher than the opening position on the sludge tank.
The squeeze-filter structure includes: the device comprises a connecting pipe, an electric butterfly valve, a booster pump, a filtering pipeline and a filtering net;
one end of the connecting pipe is communicated with the lower part of the intermediate tank, the other end of the connecting pipe is communicated with the clean water tank, the electric butterfly valve is sleeved on the connecting pipe, the booster pump is sleeved on the connecting pipe, the filtering pipeline is embedded on the connecting pipe, and the filtering net is embedded in the filtering pipeline.
The intermittent stirring mechanism comprises: the stirring rod, the stirring paddle, the rotating frame, the third servo motor and the rotating disc;
the stirring rod is arranged in the clean water tank, one end of the stirring rod is movably connected with the side wall of the clean water tank, the other end of the stirring rod extends out of the clean water tank, the stirring paddle is sleeved on the stirring rod, the rotating frame is arranged on the exposed end of the stirring rod, the rotating frame is circular, two pairs of sliding grooves with the same structure are uniformly formed in the rotating frame, the two pairs of sliding grooves are arranged in a cross shape, the third servo motor is arranged on one side of the clean water tank, the rotating disc is embedded on the driving end of the third servo motor, a fixing column is arranged on the rotating disc, and the fixing column is matched with the sliding grooves in the rotating frame.
The waste recycling system for concrete stirring manufactured by the technical scheme of the invention separates sand and stone in the flushed concrete slurry through the sand removing and separating mechanism, injects the separated slurry into the slurry tank, stirs the slurry in the slurry tank through the forced stirring mechanism, allows the waste water discharged by the forced stirring mechanism to flow into the intermediate tank for storage, filters the slurry in the intermediate tank through the extrusion and water removing mechanism, conveys the extruded clear water to the clear water tank, and is provided with the intermittent stirring mechanism in the clear water tank, so that the bottom fine material is utilized along with the water, the waste water is effectively utilized, the waste water waste collecting tank is not effectively utilized after cleaning the tank car in the prior art, the waste water is always directly flowed into the waste water collecting tank or is discharged on site, and not only the waste of water resources is caused, and meanwhile, the environment is influenced.
Drawings
FIG. 1 is a schematic front view showing a construction of a waste recycling system for concrete mixing according to the present invention.
FIG. 2 is a schematic top sectional view of the concrete mixing scrap recycling system according to the present invention.
FIG. 3 is an enlarged view of the waste collection system for concrete mixing according to the present invention at position a.
Fig. 4 is a schematic view of a structure of a position b of the concrete mixing scrap recycling system according to the present invention.
FIG. 5 is a side sectional view schematically showing the construction of the rotating frame and the rotating disk of the concrete mixing scrap collecting system according to the present invention.
In the figure: 1-a mud pit; 2-a tundish; 3-a clean water tank; 4-a fixing frame; 5-a bearing plate; 6-a support frame; 7-a screen mesh; 8-a limiting plate; 9-a spring; 10-a first servo motor; 11-eccentric wheel; 12-a card slot; 13-a limiting frame; 14-a collection box; 15-a second servo motor; 16-a stirring shaft; 17-stirring blades; 18-a box body; 19-an input shaft; 20-a first bevel gear; 21-an output shaft; 22-a second bevel gear; 23-a catheter; 24-a sludge pump; 25-an electrically operated valve; 26-an overflow conduit; 27-a connecting tube; 28-electric butterfly valve; 29-a booster pump; 30-a filtration line; 31-a filter screen; 32-a stirring rod; 33-a stirring paddle; 34-a turret; 35-a third servo motor; 36-rotating disk.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings, and as shown in fig. 1 to 5, a waste recycling system for concrete mixing comprises a slurry tank 1, a tundish 2 and a clean water tank 3, wherein the tundish 2 is arranged between the slurry tank 1 and the clean water tank 3 and is respectively communicated with the slurry tank 1 and the slurry tank 1, a desanding and separating mechanism is arranged on the slurry tank 1, a forced stirring mechanism is arranged on one side of the desanding and separating mechanism, an extrusion and dewatering mechanism is arranged on one side of the tundish 2, an intermittent stirring mechanism is arranged in the clean water tank 3, and the desanding and separating mechanism comprises: mount 4, vibrations screening structure and grit collect the structure, and mount 4 is installed on mud pit 1, and vibrations screening structure installs on mount 4, and one end stretches out the mud pit 1 outside, and the grit is collected the structure and is installed on 1 lateral wall in mud pit, and is located vibrations screening structure below, forces the rabbling mechanism to include: loading board 5, stirring control structure and mud water conservancy diversion structure, loading board 5 install on mount 4, and be located mount 4 central point and put, and the stirring control structure is installed on the bearing plate, and one end stretch into mud pit 1 in, and vibrations screening structure includes: support frame 6, screen cloth 7, the same limiting plate 8 of a pair of structure and vibrations subassembly, support frame 6 are installed on mount 4, and screen cloth 7 is installed on support frame 6 along the incline direction, and one end and 6 swing joint of support frame, and a pair of limiting plate 8 is installed respectively on 7 both sides lateral surfaces of screen cloth, and the vibrations subassembly is installed on support frame 6, and is connected with screen cloth 7, and the vibrations subassembly includes: a pair of spring 9 that the structure is the same, first servo motor 10 and eccentric wheel 11, a pair of spring 9 install respectively on support frame 6, and be connected with screen cloth 7, first servo motor 10 install on support frame 6 one end, and the drive end of first servo motor 10 stretches into in the support frame 6, eccentric wheel 11 inlays and adorns on the drive end of first servo motor 10, and the rim of eccentric wheel 11 is laminated with screen cloth 7 mutually, and the grit collection structure includes: draw-in groove 12, spacing 13 and collecting box 14, draw-in groove 12 install on the 1 lateral wall in mud pit, and be located the discharge gate below of screen cloth 7, and spacing 13 suit is in draw-in groove 12, and collecting box 14 is installed on spacing 13, and the stirring control structure includes: second servo motor 15, drive assembly, (mixing) shaft 16 and stirring vane 17, second servo motor 15 is installed on loading board 5, drive assembly installs on loading board 5, and one end is connected with second servo motor 15's drive end, the other end runs through in loading board 5, (mixing) shaft 16 installs in mud pit 1, and is connected with drive assembly, stirring vane 17 suit is on (mixing) shaft 16, and is located mud pit 1, drive assembly includes: the mud slurry guide device comprises a box body 18, an input shaft 19, a first bevel gear 20, an output shaft 21 and a second bevel gear 22, wherein the box body 18 is arranged on a bearing plate 5, the input shaft 19 is arranged in the box body 18 along the horizontal direction, one end of the input shaft 19 is connected with a second servo motor 15, the first bevel gear 20 is sleeved on the input shaft 19, the output shaft 21 is arranged on the lower end face of the box body 18 along the vertical direction, one end of the output shaft extends out of the box body 18 and penetrates through the bearing plate 5 to be connected with a stirring shaft 16, the second bevel gear 22 is sleeved on the output shaft 21 and is meshed with the first bevel gear 20, and the mud slurry guide structure: catheter 23, sludge pump 24 and motorised valve 25, catheter 23 install between mud pit 1 and pans 2, and one end is linked together with mud pit 1, the other end is linked together with pans 2, sludge pump 24 suit is on catheter 23, motorised valve 25 suit is on catheter 23, and be located sludge pump 24 one side, and the extrusion dewatering mechanism includes: extrusion filtration and overflow pipe way 26, extrusion filtration installs between pans 2 and clean water basin 3, and both ends are linked together with pans 2 and clean water basin 3 respectively, and overflow pipe way 26 installs between pans 2 and sludge impoundment, and both ends are linked together with pans 2 and mud pit 1 respectively, and overflow pipe way 26 open position on pans 2 is higher than the open position on the sludge impoundment, and extrusion filtration includes: connecting pipe 27, electric butterfly valve 28, booster pump 29, filtering duct 30 and filter screen 31, connecting pipe 27 one end is linked together with 2 lower parts of pans, and the other end is linked together with clean water basin 3, and electric butterfly valve 28 suit is on connecting pipe 27, and booster pump 29 suit is on connecting pipe 27, and filtering duct 30 inlays and adorns on connecting pipe 27, and filter screen 31 inlays and adorns in filtering duct 30, and intermittent type formula rabbling mechanism includes: the stirring rod 32 is arranged in the clean water tank 3, one end of the stirring rod 32 is movably connected with the side wall of the clean water tank 3, the other end of the stirring rod extends out of the clean water tank 3, the stirring paddle 33 is sleeved on the stirring rod 32, the rotating frame 34 is arranged at the exposed end of the stirring rod 32, the rotating frame 34 is circular, two pairs of sliding grooves with the same structure are uniformly formed in the rotating frame 34, the two pairs of sliding grooves are arranged in a cross mode, the third servo motor 35 is arranged on one side of the clean water tank 3, the rotating disc 36 is embedded on the driving end of the third servo motor 35, and fixed columns are arranged on the rotating disc 36 and matched with the sliding grooves in the rotating frame 34.
The characteristics of this embodiment do, including mud pit 1, pans 2 and clean water basin 3, pans 2 are installed between mud pit 1 and clean water basin 3, and are linked together with mud pit 1 and mud pit 1 respectively, have installed desanding separating mechanism on the mud pit 1, and desanding separating mechanism one side has installed compulsory rabbling mechanism, and extrusion dewatering mechanism has been installed to pans 2 one side, has installed intermittent type formula rabbling mechanism in the clean water basin 3, and desanding separating mechanism includes: mount 4, vibrations screening structure and grit collect the structure, and mount 4 is installed on mud pit 1, and vibrations screening structure installs on mount 4, and one end stretches out the mud pit 1 outside, and the grit is collected the structure and is installed on 1 lateral wall in mud pit, and is located vibrations screening structure below, forces the rabbling mechanism to include: the waste recycling system for concrete stirring is characterized by comprising a bearing plate 5, a stirring control structure and a slurry diversion structure, wherein the bearing plate 5 is arranged on a fixed frame 4 and is positioned at the central position of the fixed frame 4, the stirring control structure is arranged on a bearing plate, one end of the stirring control structure extends into a slurry tank 1, the waste recycling system for concrete stirring is used for separating sand and stone in flushed concrete slurry through a sand removing and separating mechanism, the separated slurry is injected into the slurry tank 1, the slurry in the slurry tank 1 is stirred through a forced stirring mechanism, the waste water discharged by the forced stirring mechanism flows into an intermediate tank 2 for storage, the slurry in the intermediate tank 2 is filtered through an extrusion and dewatering mechanism, extruded clear water is conveyed to a clear water tank 3, and meanwhile, an intermittent stirring mechanism is arranged in the clear water tank 3, so that fine materials at the bottom are utilized along with water, and the waste water is effectively utilized, the problem of among the prior art, do not obtain effective utilization to the waste water behind the clean tank car, often directly flow into waste water collecting vat with waste water in or discharge on the spot, not only cause the waste of water resource, cause the influence to the environment simultaneously is solved.
Example (b): as can be seen from the attached figures 1-5 of the specification, the mud-removing and sand-removing device comprises a mud pool 1, a middle tank 2 and a clean water pool 3, wherein the position relation and the connection relation are as follows, the middle tank 2 is arranged between the mud pool 1 and the clean water pool 3 and is respectively communicated with the mud pool 1 and the mud pool 1, the mud pool 1 is provided with a sand-removing and sand-removing mechanism, one side of the sand-removing and sand-removing mechanism is provided with a forced stirring mechanism, one side of the middle tank 2 is provided with an extrusion water-removing mechanism, and the clean water pool 3 is internally provided with an intermittent stirring mechanism, and the sand-removing and sand-removing mechanism: mount 4, vibrations screening structure and grit collect the structure, and its positional relationship and relation of connection are as follows, and mount 4 is installed on mud pit 1, and vibrations screening structure installs on mount 4, and one end stretches out the mud pit 1 outside, and the grit is collected the structure and is installed on 1 lateral wall in mud pit, and is located vibrations screening structure below, and above-mentioned rabbling mechanism of forcing includes: a bearing plate 5, a stirring control structure and a slurry guide structure, the position relation and the connection relation of the bearing plate 5 are as follows, the bearing plate 5 is arranged on the fixed frame 4 and is positioned on the central position of the fixed frame 4, the stirring control structure is arranged on the bearing plate, one end of the stirring control structure extends into the slurry tank 1, when in use, the sand and stone in the flushed concrete slurry are separated by the sand removing and separating mechanism, the separated slurry is injected into the slurry tank 1, the slurry in the slurry tank 1 is stirred by a forced stirring mechanism, the wastewater discharged by the forced stirring mechanism flows into the intermediate tank 2 for storage, the mud in the intermediate tank 2 is filtered by the extrusion dewatering mechanism, and the extruded clean water is conveyed to a clean water tank 3, meanwhile, an intermittent stirring mechanism is arranged in the clean water tank 3, so that the fine materials at the bottom are utilized along with water, and the waste water is effectively utilized;
as can be seen from fig. 1 to 5 of the specification, in the implementation process, the vibrating screen structure comprises: support frame 6, screen cloth 7, the same limiting plate 8 of a pair of structure and vibrations subassembly, its positional relationship and relation of connection are as follows, and support frame 6 is installed on mount 4, and screen cloth 7 is installed on support frame 6 along the incline direction, and one end and 6 swing joint of support frame, and a pair of limiting plate 8 is installed respectively on 7 both sides wall faces of screen cloth, and the vibrations subassembly is installed on support frame 6, and is connected with screen cloth 7, and wherein the vibrations subassembly includes: a pair of spring 9 that the structure is the same, first servo motor 10 and eccentric wheel 11, its position relation and relation of connection are as follows, a pair of spring 9 install respectively on support frame 6, and be connected with screen cloth 7, first servo motor 10 install on support frame 6 one end, and the drive end of first servo motor 10 stretches into in the support frame 6, eccentric wheel 11 inlays and adorns on the drive end of first servo motor 10, and the rim of eccentric wheel 11 is laminated with screen cloth 7 mutually, wherein the grit collection structure includes: the device comprises a clamping groove 12, a limiting frame 13 and a collecting box 14, wherein the clamping groove 12 is arranged on the side wall of the slurry tank 1 and is positioned below a discharge port of a screen 7, the limiting frame 13 is sleeved in the clamping groove 12, the collecting box 14 is arranged on the limiting frame 13, when the device is used, a first servo motor 10 on a supporting frame 6 is started, a driving end of the first servo motor 10 is controlled to rotate, an eccentric wheel 11 is driven to rotate, a wheel edge of the eccentric wheel 11 pushes the screen 7, the screen 7 vibrates under the action of a spring 9, mortar washed by a tank car is guided onto the screen 7, sand and stones in the mortar are filtered by the screen 7, the filtered sand and stones fall into the collecting box 14 in the limiting frame 13 below the screen 7 to be collected, and slurry flows into the slurry tank 1;
in a specific implementation process, the stirring control structure comprises: second servo motor 15, transmission assembly, (mixing) shaft 16 and stirring vane 17, its position relation and relation of connection are as follows, second servo motor 15 installs on loading board 5, transmission assembly installs on loading board 5, and one end is connected with second servo motor 15's drive end, the other end runs through in loading board 5, (mixing) shaft 16 installs in mud pit 1, and be connected with transmission assembly, stirring vane 17 suit is on (mixing) shaft 16, and be located mud pit 1, wherein transmission assembly includes: the box body 18 is arranged on the bearing plate 5, the input shaft 19 is arranged in the box body 18 along the horizontal direction, one end of the input shaft 19 is connected with the second servo motor 15, the first bevel gear 20 is sleeved on the input shaft 19, the output shaft 21 is arranged on the lower end face of the box body 18 along the vertical direction, one end of the output shaft extends out of the box body 18 and penetrates through the bearing plate 5 to be connected with the stirring shaft 16, the second bevel gear 22 is sleeved on the output shaft 21 and is meshed with the first bevel gear 20, when the box body is used, the second servo motor 15 on the bearing plate 5 is started, the driving end of the second servo motor 15 is controlled to rotate, the input shaft 19 in the box body 18 connected with the second servo motor is driven to rotate, the input shaft 19 rotates, the input shaft drives the first bevel gear 20 on the shaft 19 to rotate, the first bevel gear 20 rotates to drive a second bevel gear 22 engaged with the first bevel gear to rotate, the second bevel gear 22 rotates to drive an output shaft 21 to rotate, the output shaft 21 rotates to drive a stirring shaft 16 to rotate, and further drive stirring blades 17 on the stirring shaft 16 to rotate, and mud in the mud pit 1 is forcibly stirred;
as can be seen from fig. 1 to 5 of the specification, in the specific implementation process, the slurry diversion structure includes: catheter 23, sludge pump 24 and motorised valve 25, its position relation and relation of connection are as follows, and catheter 23 installs between mud pit 1 and pans 2, and one end is linked together with mud pit 1, and the other end is linked together with pans 2, and sludge pump 24 suit is on catheter 23, and motorised valve 25 suit is on catheter 23, and is located sludge pump 24 one side, and above-mentioned extrusion dewatering mechanism includes: an extrusion filtering structure and an overflow pipeline 26, the extrusion filtering structure is arranged between the intermediate tank 2 and the clean water tank 3, and both ends of the extrusion filtering structure are respectively communicated with the intermediate tank 2 and the clean water tank 3, the overflow pipeline 26 is arranged between the intermediate tank 2 and the sludge tank, and both ends of the overflow pipeline are respectively communicated with the intermediate tank 2 and the sludge tank 1, the opening position of the overflow pipeline 26 on the intermediate tank 2 is higher than that on the sludge tank, when in use, the electric valve 25 is opened, the sludge pump 24 is started, the slurry in the slurry tank 1 is injected into the intermediate tank 2 through the liquid guide pipe 23, the extrusion dewatering mechanism is started to filter the slurry in the winning tank, when the mud liquid level height in the pans 2 surpassed the export height of overflow pipe 26, the mud that surpassed flows back to mud pond 1 in through overflow pipe 26, has guaranteed that the liquid level upper limit of whole pans 2 can not be too high, above-mentioned extrusion filtration includes: the connecting pipe 27, the electric butterfly valve 28, the booster pump 29, the filter pipeline 30 and the filter screen 31 are arranged in a position relation and a connection relation as follows, one end of the connecting pipe 27 is communicated with the lower part of the intermediate tank 2, the other end of the connecting pipe is communicated with the clean water tank 3, the electric butterfly valve 28 is sleeved on the connecting pipe 27, the booster pump 29 is sleeved on the connecting pipe 27, the filter pipeline 30 is embedded on the connecting pipe 27, the filter screen 31 is embedded in the filter pipeline 30, when the electric butterfly valve 28 is opened, the booster pump 29 is started, high-pressure slurry is injected into the filter pipeline 30 through the connecting pipe 27, the slurry is filtered through the filter screen 31 in the filter pipeline 30, and the filtered clean water is injected into the clean water tank.
As can be seen from the accompanying FIGS. 1-5 of the specification, in the specific implementation process, the batch type stirring mechanism comprises: the stirring rod 32, the stirring paddle 33, the rotating frame 34, the third servo motor 35 and the rotating disc 36 are arranged in the following position relation and connection relation, the stirring rod 32 is arranged in the clean water tank 3, one end of the stirring rod 32 is movably connected with the side wall of the clean water tank 3, the other end of the stirring rod extends out of the clean water tank 3, the stirring paddle 33 is sleeved on the stirring rod 32, the rotating frame 34 is arranged on the exposed end of the stirring rod 32, the rotating frame 34 is circular, two pairs of sliding grooves with the same structure are uniformly arranged on the rotating frame 34, the two pairs of sliding grooves are arranged in a cross shape, the third servo motor 35 is arranged on one side of the clean water tank 3, the rotating disc 36 is embedded on the driving end of the third servo motor 35, a fixed column is arranged on the rotating disc 36 and is matched with the sliding grooves on the rotating frame 34, when the third servo motor 35 is used, the driving end of the third servo motor 35 is controlled to rotate, the rotating disc 36 on the driving end of, the fixed column that the rolling disc 36 rotated and made on the rolling disc 36 removes along the spout in the rotating turret 34 to drive rotating turret 34 and carry out intermittent type formula and rotate, every time the rolling disc 36 rotates the round, drive rotating turret 34 and rotate 45, thereby drive puddler 32 in the clean water pond 3 and rotate 45 and read, and then make the stirring rake 33 intermittent type formula on the puddler 32 rotate, stir the clear water in the clean water pond 3, make the bottom fines utilize along with water.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.
Claims (10)
1. A waste recovery system for concrete stirring comprises a mud pit (1), an intermediate tank (2) and a clean water pit (3), and is characterized in that the intermediate tank (2) is arranged between the mud pit (1) and the clean water pit (3) and is respectively communicated with the mud pit (1) and the mud pit (1), a sand removal separation mechanism is arranged on the mud pit (1), a forced stirring mechanism is arranged on one side of the sand removal separation mechanism, an extrusion dewatering mechanism is arranged on one side of the intermediate tank (2), and an intermittent stirring mechanism is arranged in the clean water pit (3);
the sand removing and separating mechanism comprises: the device comprises a fixed frame (4), a vibration screening structure and a sand and stone collecting structure;
the fixed frame (4) is arranged on the mud pit (1), the vibrating screening structure is arranged on the fixed frame (4), one end of the vibrating screening structure extends out of the mud pit (1), and the sandstone collecting structure is arranged on the side wall of the mud pit (1) and is positioned below the vibrating screening structure;
the forced stirring mechanism comprises: the device comprises a bearing plate (5), a stirring control structure and a slurry guide structure;
the bearing plate (5) is arranged on the fixing frame (4) and is positioned at the central position of the fixing frame (4), the stirring control structure is arranged on the bearing plate, and one end of the stirring control structure extends into the mud pit (1).
2. The concrete mixing waste recovery system of claim 1, wherein the vibratory screening structure comprises: the vibrating screen comprises a support frame (6), a screen (7), a pair of limiting plates (8) with the same structure and a vibrating component;
the support frame (6) install in on mount (4), screen cloth (7) are installed along the incline direction on support frame (6), and one end with support frame (6) swing joint, it is a pair of limiting plate (8) are installed respectively on screen cloth (7) both sides wall face, the vibrations subassembly install on support frame (6), and with screen cloth (7) are connected.
3. The concrete mixing waste recovery system of claim 2, wherein the shock assembly comprises: a pair of springs (9) with the same structure, a first servo motor (10) and an eccentric wheel (11);
the pair of springs (9) are arranged on the support frame (6) respectively and connected with the screen (7), the first servo motor (10) is arranged at one end of the support frame (6), the driving end of the first servo motor (10) extends into the support frame (6), the eccentric wheel (11) is embedded on the driving end of the first servo motor (10), and the rim of the eccentric wheel (11) is attached to the screen (7).
4. The concrete mixing waste recovery system of claim 2, wherein the sand collection structure comprises: the clamping groove (12), the limiting frame (13) and the collecting box (14);
the slurry tank is characterized in that the clamping groove (12) is arranged on the side wall of the slurry tank (1) and is positioned below the discharge hole of the screen (7), the limiting frame (13) is sleeved in the clamping groove (12), and the collecting box (14) is arranged on the limiting frame (13).
5. The concrete mixing waste recovery system of claim 1, wherein the mixing control structure comprises: a second servo motor (15), a transmission component, a stirring shaft (16) and a stirring blade (17);
second servo motor (15) install in on loading board (5), drive assembly install on loading board (5), and one end with the drive end of second servo motor (15) is connected, the other end run through in loading board (5), (mixing) shaft (16) install in mud pit (1), and with drive assembly is connected, stirring vane (17) suit in on (mixing) shaft (16), and be located in mud pit (1).
6. The concrete mixing waste recovery system of claim 5, wherein the transmission assembly comprises: a case (18), an input shaft (19), a first bevel gear (20), an output shaft (21), and a second bevel gear (22);
the box (18) is installed on the bearing plate (5), the input shaft (19) is installed in the box (18) along the horizontal direction, one end of the input shaft is connected with the second servo motor (15), the first bevel gear (20) is sleeved on the input shaft (19), the output shaft (21) is installed on the lower end face of the box (18) along the vertical direction, one end of the output shaft extends out of the box (18) and penetrates through the bearing plate (5) and the stirring shaft (16), and the second bevel gear (22) is sleeved on the output shaft (21) and meshed with the first bevel gear (20).
7. The concrete mixing waste recovery system of claim 1, wherein the slurry diversion structure comprises: a liquid guide pipe (23), a sludge pump (24) and an electric valve (25);
the drainage pipe (23) is arranged between the mud pit (1) and the intermediate tank (2), one end of the drainage pipe is communicated with the mud pit (1), the other end of the drainage pipe is communicated with the intermediate tank (2), the sludge pump (24) is sleeved on the drainage pipe (23), and the electric valve (25) is sleeved on the drainage pipe (23) and is positioned on one side of the sludge pump (24).
8. The concrete mixing waste recycling system of claim 1, wherein the squeeze dewatering mechanism comprises: an extruded filtering structure and an overflow duct (26);
the extrusion filtration installs in intermediate tank (2) with between clean water basin (3), and both ends respectively with intermediate tank (2) and clean water basin (3) are linked together, overflow pipeline (26) install in intermediate tank (2) with between the sludge impoundment, and both ends respectively with intermediate tank (2) and the sludge impoundment is linked together, overflow pipeline (26) open position on intermediate tank (2) is higher than open position on sludge impoundment (1).
9. The concrete mixing waste recovery system of claim 8, wherein the squeeze filter structure comprises: a connecting pipe (27), an electric butterfly valve (28), a booster pump (29), a filtering pipeline (30) and a filtering net (31);
one end of the connecting pipe (27) is communicated with the lower part of the intermediate tank (2), the other end of the connecting pipe is communicated with the clean water tank (3), the electric butterfly valve (28) is sleeved on the connecting pipe (27), the booster pump (29) is sleeved on the connecting pipe (27), the filtering pipeline (30) is embedded on the connecting pipe (27), and the filtering net (31) is embedded in the filtering pipeline (30).
10. The concrete mixing waste recovery system of claim 1, wherein the batch mixer mechanism includes: the stirring rod (32), the stirring paddle (33), the rotating frame (34), the third servo motor (35) and the rotating disc (36);
the stirring rod (32) is arranged in the clean water tank (3), one end of the stirring rod is movably connected with the side wall of the clean water tank (3), the other end of the stirring rod extends out of the clean water tank (3), the stirring paddle (33) is sleeved on the stirring rod (32), the rotating frame (34) is arranged at the exposed end of the stirring rod (32), the rotating frame (34) is circular, two pairs of sliding grooves with the same structure are uniformly formed in the rotating frame (34), the two pairs of sliding grooves are arranged in a cross shape, the third servo motor (35) is arranged on one side of the clean water tank (3), the rotating disc (36) is embedded on the driving end of the third servo motor (35), and fixed columns are arranged on the rotating disc (36) and matched with the sliding grooves in the rotating frame (34).
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| CN201910927504.0A CN110694345A (en) | 2019-09-27 | 2019-09-27 | Waste recovery system for concrete mixing |
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| CN201910927504.0A CN110694345A (en) | 2019-09-27 | 2019-09-27 | Waste recovery system for concrete mixing |
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