CN113235518A - High-strength low-permeability river lining production system - Google Patents
High-strength low-permeability river lining production system Download PDFInfo
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- CN113235518A CN113235518A CN202110637283.0A CN202110637283A CN113235518A CN 113235518 A CN113235518 A CN 113235518A CN 202110637283 A CN202110637283 A CN 202110637283A CN 113235518 A CN113235518 A CN 113235518A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/121—Devices for applying linings on banks or the water bottom
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/128—Coherent linings made on the spot, e.g. cast in situ, extruded on the spot
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
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Abstract
The invention provides a high-strength low-permeability river lining production system, which comprises a concrete paving device, wherein the concrete paving device comprises a guide rail arranged along a river and a rack capable of walking along the guide rail, a concrete distributing groove is arranged on the rack, a distributing auger is arranged in the distributing groove along the length direction of the distributing auger, a concrete paving component is arranged below the concrete distributing groove and comprises a paving bin, the paving bin is provided with a paving port, the bottom of the distributing groove is provided with a plurality of discharge ports communicated with the paving bin, the discharge ports are uniformly arranged at intervals along the conveying direction of the distributing auger, a concrete vibrating device is arranged behind the paving port on the rack, so that the air in concrete can be effectively discharged, and the phenomenon that air holes and hollow holes are generated in a concrete layer due to the fact that the concrete layer is paved and loosened is avoided, thereby improving the structural strength and the waterproof performance of the concrete layer.
Description
Technical Field
The invention relates to the technical field of river lining systems, in particular to a high-strength low-permeability river lining production system.
Background
Along with the continuous development of modern cities, the environmental requirements of people are higher and higher, water systems are more and more important to be concerned by people, the anti-seepage treatment is often required to be carried out on the premise of meeting flood discharge during river regulation, the concrete is mostly paved on the slope of a river in the initial step of the anti-seepage treatment, a distributing machine is mostly adopted to pave the concrete uniformly on the slope of the river at present, then the concrete is vibrated by a vibrating device and the surface of a concrete layer is ground by a grinding device, but the concrete is mostly conveyed to a ramp by a conveyer belt by the existing concrete distributing device and then is pushed to be flat by a push shovel to realize the pavement of the concrete, but the concrete paved by the paving method is loose, air is easily doped among the concrete, air holes are easily generated in the concrete and pits are generated on the surface of the concrete layer after the concrete is vibrated by the vibrating device, both of them seriously affect the strength and waterproof performance of the concrete layer, so it is necessary to improve the concrete layer laying equipment, thereby improving the concrete layer laying quality and the structural strength and waterproof performance of the concrete layer.
Disclosure of Invention
In view of the above problems, the present application provides a high-strength low-permeability riverway lining production system, so as to solve the technical problems mentioned in the background art.
The invention provides a high-strength low-permeability river lining production system which comprises a concrete spreading device, wherein the concrete spreading device comprises a guide rail arranged along a river and a rack capable of walking along the guide rail, a concrete distributing groove is arranged on the rack, a distributing auger is arranged in the distributing groove along the length direction of the distributing auger, a concrete spreading assembly is arranged below the concrete distributing groove, the concrete spreading assembly comprises a spreading bin, the spreading bin is provided with a spreading opening, the bottom of the distributing groove is provided with a plurality of discharge openings communicated with the spreading bin, the discharge openings are uniformly arranged at intervals along the conveying direction of the distributing auger, and a concrete vibrating device is arranged on the rack behind the spreading opening.
Further, the paving opening comprises an upper side plate, a first power telescopic piece is arranged on the rack, one end of the first power telescopic piece is connected with the upper side plate, and the first power telescopic piece can drive the upper side plate to slide in the direction perpendicular to the paving surface so as to adjust the size of the paving opening.
Further, the concrete vibrating device comprises a vibrating plate in sliding fit with the upper side plate and a second power telescopic piece arranged on the rack, and the second power telescopic piece can drive the vibrating plate to move in the direction perpendicular to the laying surface.
Further, in order to ensure the structural strength of the concrete layer, wherein the distance between the vibrating plate and the paving surface is L1, the thickness of the concrete layer flowing out of the paving port is L2, the unit is millimeter, and L2 is 1.2L 1-1.5L 1, the calculation method is as follows: l2 ═ (f × P)-1/2*μ* L1*&2 + L1, wherein P is the pressure of concrete in the paving bin, the unit Pascal is the filling coefficient of the concrete, mu is the vibration frequency of the concrete vibrator,&2 is an adjustment coefficient, and the value range is 1.52 multiplied by 102 –2.38×103The value of L2 can be calculated according to the thickness L1 of the concrete layer that actually will lay to adjust first power telescopic link and second power telescopic link, the thickness that can scientifically calculate the concrete layer that paves the mouth and flow through this kind of mode is L2, guarantee to lay the intensity and waterproof nature of concrete layer, wherein pressure value P can be controlled through the extrusion subassembly that the following text proposed, guarantee to pave the pressure value P invariant in the cabin, further assurance is laid the quality of concrete layer.
Further, the subassembly that paves with still be provided with the extrusion subassembly between the branch silo, the extrusion subassembly includes divide the silo below to follow divide a plurality of extrusion storehouses that the length direction interval of silo set up, the extrusion storehouse be provided with the extrusion export of storehouse intercommunication that paves, with the feed inlet of branch silo intercommunication, the stripper plate that slides the setting in the extrusion storehouse and be used for driving the stripper plate reciprocating sliding's driving piece, the discharge gate with the feed inlet one-to-one intercommunication.
Further, every the extrusion storehouse all includes first storehouse and second storehouse, first storehouse and second storehouse all are provided with solitary feed inlet and extrusion export, the stripper plate is including dividing to locate first stripper plate and the second stripper plate in first storehouse and second storehouse, the driving piece is including being used for driving a plurality of first driving piece of first stripper plate motion and being used for driving a plurality of the second driving piece of second stripper plate motion.
Further, the first driving part comprises a first connecting plate, the second driving part comprises a second connecting plate, the first connecting plate and the second connecting plate are arranged along the length direction of the material distribution groove in an extending mode, each first extrusion plate is provided with a first push rod capable of extending out of a first bin, the second extrusion plate is provided with a second push rod capable of extending out of a second bin, the first push rods are connected with the first connecting plate in a plurality of modes, the second push rods are connected with the second connecting plate in a plurality of modes, one side, away from the first push rods, of the first connecting plate is provided with a plurality of first hydraulic push rods, and one side, away from the second push rods, of the second connecting plate is provided with a plurality of second hydraulic push rods.
Further, pressure detection devices are arranged between the first push rod and the first extrusion plate and between the second push rod and the second extrusion plate.
The pressure detection device comprises an elastic plate arranged between a push rod and an extrusion plate, wherein an installation through hole is formed in the elastic plate, a piezoresistor is arranged in the installation through hole, one surface of the piezoresistor is in contact with the extrusion plate, the other surface of the piezoresistor is in contact with the push rod, and two wiring ends of the piezoresistor are communicated with a resistance detector.
Furthermore, each extrusion bin is provided with a first baffle plate for blocking concrete from entering and exiting from the feed inlet, a second baffle plate for blocking concrete from entering and exiting from the extrusion outlet, a first pushing member for driving the first baffle plate to alternately block the first bin and the second bin, and a second pushing member for driving the second baffle plate to alternately block the first bin and the second bin.
Furthermore, the first baffle is arranged in the material distribution groove, the first pushing part is a first sliding rod which penetrates through the material distribution groove along the length direction of the material distribution groove, the plurality of first baffles are arranged on the first sliding rod at intervals, and the first sliding rod can slide in an axial direction in a reciprocating manner so as to drive the plurality of first baffles to alternately shield the two extrusion outlets corresponding to each extrusion bin.
Further, the second pushing member is a second sliding rod which is arranged in the paving bin and arranged along the length direction of the distributing groove, the second baffle is arranged on the second sliding rod at intervals, and the second sliding rod can drive the second baffle to alternately shield the two discharge ports of each extrusion bin in a reciprocating manner along the axial direction
Furthermore, a plurality of partition plates are arranged at the bottom of the material distribution groove at intervals along the length direction of the material distribution groove, the material distribution groove is divided into a plurality of material distribution intervals corresponding to the extrusion bins one by one through the partition plates, and the two feed inlets which are communicated with the two feed inlets of each extrusion bin one by one are arranged in one material distribution interval.
The concrete paving device further comprises a control system, the control system comprises a detection module, an analysis module and an execution module, the detection module comprises a plurality of pressure detection devices, the analysis module is used for receiving detection values of the pressure detection devices and analyzing the amount of concrete in each extrusion cavity, and the execution module is used for controlling whether the vibrating device works, the walking speed of the concrete paving device and the working mode of the extrusion assembly according to an analysis result of the analysis module.
The invention provides a high-strength low-permeability river lining production system, which is characterized in that a paving bin is arranged, concrete entering the distributing bin from a discharge port can be collected, a concrete vibrating device is arranged on a rack, the concrete in the paving bin can be vibrated through vibration generated when the vibrating device works so as to remove internal air, the concrete flows out of a paving port in the vibrating process, the concrete is paved on a riverbed of a river channel, and then the concrete layer is vibrated again through the vibrating device, so that the air in the concrete can be effectively discharged, the phenomenon that air holes and potholes are generated in the concrete layer due to loose concrete layer pavement is avoided, and the structural strength and the waterproof performance of the concrete layer can be improved.
In addition, can adjust the size of the mouth that paves through setting up first power telescopic link, can adjust the vibration board through second power telescopic link and lay the clearance between the face to can adjust the thickness of laying concrete layer.
In addition, through setting up the extrusion subassembly to can extrude the concrete to the storehouse of paving through the extrusion subassembly in, guarantee to pave the pressure value P of under-deck at the in-process of paving the concrete invariable, thereby guarantee the homogeneity of concrete layer thickness of paving, further assurance is laid the quality of concrete layer.
In addition, each extrusion bin is provided with a first extrusion bin and a second extrusion bin, and a first baffle plate and a second baffle plate are configured, so that when concrete is extruded into the paving bin, the first baffle plate shields the first bin, the second baffle plate shields the second bin, the first hydraulic push rod is controlled to work to push the plurality of first extrusion plates to be close to the paving port, so that certain pressure can be provided for the paving bin, the concrete can enter the second bin from the distributing trough to shield the second bin during the period, when the first extrusion plates move to be close to the feeding port, the first slide rod is controlled to move to drive the plurality of first baffle plates to slide to shield the second bin, the second slide rod is controlled to move to drive the plurality of second extrusion plates to shield the plurality of first bins, then the first hydraulic push rod is controlled to retreat, the second hydraulic push rod pushes the plurality of second extrusion plates to be pushed to be close to the paving port, concrete is continuously provided for the paving bin, the concrete pressure in the paving bin is ensured, the concrete enters the first bin from the material distributing groove during the concrete pressure, and the continuous pressure is provided for the paving bin in a reciprocating mode.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings.
Fig. 1 is a schematic overall structure diagram of a high-strength low-permeability riverway lining production system provided by the invention.
Fig. 2 is a schematic cross-sectional structural view of a high-strength low-permeability riverway lining production system provided by the invention.
Fig. 3 is a schematic top view of a distributing trough in the production system of the high-strength low-permeability riverway lining provided by the invention.
Fig. 4 is a schematic top view of an extrusion assembly in the production system of the high-strength low-permeability riverway lining provided by the invention.
Fig. 5 is a schematic structural diagram of a pressure detection device arranged on an extrusion plate in the high-strength low-permeability riverway lining production system provided by the invention.
Fig. 6 is a schematic view of a partially enlarged structure at a position a in the production system of the high-strength low-permeability river lining provided by the invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Example one
The invention provides a high-strength low-permeability riverway lining production system, which is shown in a figure 1-figure 6 as a specific embodiment, the production system comprises a concrete paving device 1, the concrete paving device 1 comprises a guide rail arranged along a river channel and a frame 10 capable of walking along the guide rail, a concrete distributing groove 11 is arranged on the frame 10, a distributing auger 111 is arranged in the distributing groove 11 along the length direction, a concrete paving component 12 is arranged below the concrete distributing groove 11, the concrete paving component 12 comprises a paving bin 121, the paving bin 121 is provided with a paving port 1210, the bottom of the material distributing groove 111 is provided with a plurality of material outlets 112 communicated with the paving bin 121, the plurality of material outlets 112 are uniformly arranged at intervals along the conveying direction of the material distributing auger 111, and a concrete vibrating device 2 is arranged on the frame 10 behind the paving port 1210.
Specifically, referring to fig. 1, when concrete is spread on the slope of the river, firstly, rails are laid on the river shoulder and the river bottom, the traveling mechanisms 4 at two ends of the frame of the concrete spreading device 1 are respectively arranged on two guide rails and the frame is adjusted to be parallel to the slope of the river, thereby realizing the traveling of the frame, then the supporting hydraulic rods of the traveling mechanisms 4 are adjusted to adjust the height of the frame so that the spreading port 1210 is at a proper height from the slope of the river, then concrete is conveyed into the distributing tanks, the concrete is fully distributed in the distributing tanks through the operation of the auger and enters the spreading bins 121 through the discharge ports 112, the concrete vibrating device 2 is started to provide vibration so that the concrete in the spreading bins discharges partial air, then a concrete layer with preset thickness flows out of the spreading port 1210, the traveling mechanisms work to drive the frame to move so that the concrete layer is uniformly laid on the slope of the river, and the concrete vibrating device 2 vibrates the concrete layer through the concrete layer, so doing, thereby lay the concrete layer at the domatic of river course.
Further, as a preferred embodiment, referring to fig. 1 and 6, the paving port 1210 includes an upper side plate 1211, a first power expansion member 1212 having one end connected to the upper side plate 1211 is disposed on the frame 10, and the first power expansion member 1212 can drive the upper side plate to slide in a direction perpendicular to the paving surface to adjust the size of the paving port 1210.
Further, as a preferred embodiment, referring to fig. 1 and 6, the concrete vibrating device 2 includes a vibrating plate 21 slidably engaged with the upper plate 1211, and a second power telescopic member 22 provided on the frame 10, wherein the second power telescopic member 22 can drive the vibrating plate 21 to move in a direction perpendicular to the laying surface.
Further, in order to secure the structural strength of the concrete layer, vibration is applied theretoThe distance between the plate and the paving surface is L1, the thickness of the concrete layer flowing out of the paving port is L2, the unit is millimeter, L2 is 1.2L 1-1.5L 1, and the calculation method comprises the following steps: l2 ═ (f × P)-1/2*μ* L1*&2 + L1, wherein P is the pressure of concrete in the paving bin, the unit Pascal is the filling coefficient of the concrete, mu is the vibration frequency of the concrete vibrator,&2 is an adjustment coefficient, and the value range is 1.52 multiplied by 102 –2.38×103The value of L2 can be calculated according to the thickness L1 of the concrete layer that actually will lay to adjust first power telescopic link and second power telescopic link, the thickness that can scientifically calculate the concrete layer that paves the mouth and flow through this kind of mode is L2, guarantee to lay the intensity and waterproof nature of concrete layer, wherein pressure value P can be controlled through the extrusion subassembly that the following text proposed, guarantee to pave the pressure value P invariant in the cabin, further assurance is laid the quality of concrete layer.
Further, an extrusion assembly 13 is further disposed between the spreading assembly 12 and the material distributing groove 11, the extrusion assembly 13 includes a plurality of extrusion bins 131 disposed at intervals along the length direction of the material distributing groove under the material distributing groove 11, the extrusion bins 131 are provided with an extrusion outlet 1310 communicated with the spreading bin 121, a feed inlet 1311 communicated with the material distributing groove 11, an extrusion plate 1312 slidably disposed in the extrusion bins 131, and a driving member 1314 for driving the extrusion plate 1312 to slide reciprocally, and the discharge ports 112 are in one-to-one correspondence communication with the feed inlet 1311.
Further, referring to fig. 2-6, wherein fig. 2 is a schematic structural diagram of a cross section of the frame in fig. 1, wherein the cross section is perpendicular to the paving surface and parallel to the length direction of the river, each of the pressing chambers 131 includes a first chamber 131a and a second chamber 131b, the first chamber 131a and the second chamber 131b are provided with the separate feeding port 1311 and the pressing outlet 1310, the pressing plate 1312 includes a first pressing plate 13120 and a second pressing plate 13121 respectively provided in the first chamber 131a and the second chamber 131b, and the driving member 1314 includes a first driving member 13141 for driving the plurality of first pressing plates 13120 to move and a second driving member 13142 for driving the plurality of second pressing plates 13121 to move.
Further, the first driving member comprises a first connecting plate 13143, the second driving member comprises a second connecting plate 13144, the first connecting plate 13143 and the second connecting plate 13144 extend along the length direction of the distributing trough 11, each first squeezing plate 13120 is provided with a first push rod 13145 capable of extending out of the first bin, the second squeezing plates 13121 are provided with second push rods 13146 capable of extending out of the second bin, the first push rods are connected with the first connecting plate 13143, the second push rods are connected with the second connecting plate, one side, away from the first push rod, of the first connecting plate is provided with a plurality of first hydraulic push rods 13147, and one side, away from the second push rod, of the second connecting plate is provided with a plurality of second hydraulic push rods 13148.
Further, pressure detection devices 3 are arranged between the first push rod and the first extrusion plate and between the second push rod and the second extrusion plate.
The pressure detection device comprises an elastic plate 31 arranged between a push rod and an extrusion plate, wherein an installation through hole 310 is formed in the elastic plate 31, a piezoresistor 32 is arranged in the installation through hole, one surface of the piezoresistor is in contact with the extrusion plate, the other surface of the piezoresistor is in contact with the push rod, and two wiring ends of the piezoresistor are communicated with a resistor detector.
Further, each of the extrusion chambers 131 is provided with a first baffle 132 for blocking the concrete from entering and exiting from the feed port 1311, a second baffle 133 for blocking the concrete from entering and exiting from the extrusion outlet 1310, a first pushing member 134 for driving the first baffle 132 to alternately block the first chamber 131a and the second chamber 131b, and a second pushing member 135 for driving the second baffle 133 to alternately block the first chamber 131a and the second chamber 131 b.
Further, the first baffle 132 is disposed in the distributing trough 11, the first pushing member 134 is a sliding rod penetrating through the distributing trough 11 along the length direction of the distributing trough 11, the plurality of first baffles 132 are disposed on the sliding rod at intervals, and the sliding rod can slide back and forth along the axial direction to drive the plurality of first baffles 132 to alternately block the two extrusion outlets 1310 corresponding to each extrusion bin 131.
Further, the second pushing member 135 is a second sliding rod disposed in the paving bin 121 and disposed along the length direction of the distributing chute 11, the second baffles 133 are disposed on the second sliding rod at intervals, and the second sliding rod can reciprocally drive the second baffles 133 along the axial direction to alternately block the two discharge ports 112 of each extrusion bin 131
Further, a plurality of partition plates 110 are arranged at the bottom of the material distribution groove 11 at intervals along the length direction of the material distribution groove, the material distribution groove 11 is divided into a plurality of material distribution sections 11a corresponding to the extrusion bins 131 one by the plurality of partition plates 110, and the two feed inlets 1311 communicated with the two feed inlets 1311 of each extrusion bin 131 one by one are arranged in one material distribution section 11 a.
Example two
Further, the method for paving the concrete in the high-strength low-permeability riverway lining production system provided by the invention comprises the following steps: firstly, paving guide rails on the river shoulder and the river bottom of a river channel, arranging a concrete paving device on the rails, adjusting the height of a rack to enable a paving opening to be spaced from a paving surface to a proper distance, and adjusting a first power telescopic rod and a second power telescopic rod according to the thickness of concrete to be paved;
adjusting the concrete paving device to reset to an initial position, wherein the initial position is that the first extrusion plate and the second extrusion plate in the first bin and the second bin are far away from the extrusion outlet 1310, each first baffle plate 132 and each second baffle plate 133 shield the first bin, and the travelling mechanism of the rack, the concrete vibrating device 2 and the auger are in a stop state;
thirdly, starting up the machine after resetting, controlling the material distribution auger 111 and the concrete vibrating device 2 to work, conveying concrete into the material distribution groove, conveying the concrete into each second bin through the material distribution auger, then flowing out to the paving bins through extrusion outlets of the second bins, filling the paving bins and the second bins with the concrete, discharging air out of the concrete in the paving bins through the vibrating force generated by the concrete vibrating device, and ensuring the compactness of the concrete;
fourthly, controlling the first pushing piece 134 to work to drive the first baffle 132 to be switched to shield the second bin, enabling the concrete in the material distributing groove to enter the first bin, then controlling the second hydraulic pushing rod 13148 to work to drive the second connecting plate 13144, enabling the second connecting plate to push a plurality of second pushing rods to push the second extruding plates to move towards the direction close to the extruding opening, pushing the concrete into the paving bin at a preset pressure F, controlling the traveling mechanism 4 of the rack to work, enabling the concrete to flow out of a concrete layer with a preset thickness from the paving opening, then vibrating and compacting the concrete layer by the concrete vibrating device, and removing air in the concrete layer again;
step five, when the second extrusion plate moves to the feed inlet 1311 of the second bin, the second hydraulic push rod drives the second extrusion plate to move in the direction far away from the extrusion outlet, the first push piece 134 drives the first cover plate to shield the first bin again, the second push rod 135 drives the second baffle plate to shield the second bin, then the first hydraulic push rod is controlled to push the first connecting plate 13143 to move in the direction close to the extrusion outlet, the first connecting plate pushes the plurality of first push rods to push the plurality of first extrusion plates to move, concrete continues to be paved and pushed into the bin at a preset pressure F, and when the first extrusion plate moves to the feed inlet, the first hydraulic push rod drives the first extrusion plate to move in the direction far away from the extrusion outlet;
and step six, repeating the step four and the step five, thereby continuously providing the concrete with stable pressure for the paving bin and ensuring that the thickness of the concrete layer flowing out of the paving port is consistent.
Further, in the fourth step and the fifth step, the pressures of the first pressing plate and the second pressing plate are detected by the pressure detecting device 3, wherein the operating principle of the pressure detecting device 3 is as follows: when the push rod promoted the stripper plate and provides thrust to the concrete, the stripper plate can extrude the elastic plate 31 and make the elastic plate take place deformation to make the stripper plate can provide pressure to piezo-resistor 32 and make piezo-resistor's resistance value change, thereby confirm the size that the stripper plate provided pressure through the resistance value that detects piezo-resistor.
EXAMPLE III
Further, in the working process, the situation that the concrete quantity in the first cabin or the second cabin is insufficient due to uneven concrete conveying may occur, if the original laying speed is continuously maintained when the concrete quantity is insufficient, the laying quality of the concrete layer is affected due to uneven concrete layer laying, in order to avoid the phenomenon, the laying quality of the concrete is ensured, the concrete laying device further comprises a control system, the control system comprises a detection module, an analysis module and an execution module, the detection module comprises a plurality of pressure detection devices 3, the analysis module is used for receiving the detection values of the plurality of pressure detection devices 3 and analyzing the concrete quantity in each extrusion cavity, and the execution module is used for controlling whether the vibrating device 2 works or not and the walking speed of the concrete laying device 1 according to the analysis results of the analysis module, And the operating mode of the compression assembly 13.
Specifically, the control method of the control system includes: when a first push rod pushes first extrusion plates to work, pressure on each first extrusion plate is detected through a pressure detection device, when the average value of a plurality of provided pressures is less than F, a first hydraulic push rod is controlled to improve the pushing speed, and when the average value reaches F, the pressures on the first extrusion plates are all lower than 10% of F + F, the first extrusion plates are controlled to be pushed at a constant speed; when the average value does not reach F but the pressure received by the first extrusion plate is more than 10% F + F, the feeding in the first bin is determined to be uneven,
when the first hydraulic push rod is controlled to increase the pushing speed and the average pressure value still does not reach F, determining that the material shortage state is currently achieved; when the material shortage or uneven feeding state occurs, the first hydraulic push rod retracts and controls the travelling mechanism to decelerate or stop.
When feeding is uneven, after the first hydraulic push rod retracts and the traveling mechanism is controlled to decelerate or stop, the first pushing piece 134 and the second pushing piece 135 are controlled to work to enable the first baffle plate to open the first bin, the second baffle plate shields the first bin, the second hydraulic push rod works to extrude concrete in the second bin into the paving bin, and the pressure value of each second extrusion plate is detected simultaneously.
If the average pressure borne by the second extrusion plates reaches F and the pressure borne by each second extrusion plate is lower than 10% of F + F, controlling the travelling mechanism to recover the travelling speed, adjusting the pushing speed of the second hydraulic push rod to maintain the average pressure borne by the second extrusion plates to F, switching to the first bin after the concrete in the second bin is extruded, and continuously laying the concrete;
and if the average pressure of the second extrusion plates reaches the pressure of the second extrusion plates higher than 10% F + F in early summer before F, determining that the material is distributed unevenly currently, controlling the concrete vibrating device, the travelling mechanism and the material distribution auger to stop working, and sending out alarm information.
When the material shortage state occurs, after the first hydraulic push rod retracts and the traveling mechanism is controlled to decelerate or stop, the first pushing piece 134 and the second pushing piece 135 are controlled to work to enable the first baffle plate to open the first bin, the second baffle plate to shield the first bin and enable the second hydraulic push rod to work, concrete in the second bin is extruded into the paving bin, if the pressure value in the second bin can meet the requirement, the traveling mechanism is controlled to recover the original speed to pave, and if the material shortage state occurs in the second bin, the concrete vibrating device, the traveling mechanism and the material distributing auger are controlled to stop working and alarm information is sent.
The control system can automatically stop working or switch the working mode of the extrusion assembly 13 when the concrete is insufficient to provide the concrete with stable pressure in the paving bin, so that the stable pressure value P in the paving bin is kept, and the phenomenon of uneven paved concrete layer caused by overlarge uniformly-distributed extrusion force can be avoided; the alarm is given in time when the material is short and the material is not uniformly distributed.
After the alarm signal appears, the constructor can manually start the concrete paving device after removing the fault according to the condition, and the concrete paving device continuously works.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (8)
1. The utility model provides a production system of river course lining of high strength hyposmosis, includes concrete paving device (1), its characterized in that, concrete paving device (1) include along the guide rail of river course setting and can follow frame (10) of guide rail walking, be provided with concrete distributing chute (11) on frame (10), be provided with along its length direction in distributing chute (11) and divide material auger (111), the below of concrete distributing chute (11) is provided with concrete paving subassembly (12), concrete paving subassembly (12) is including paving storehouse (121), paving storehouse (121) are provided with and spread mouthful (1210), the bottom of distributing chute (111) be provided with a plurality ofly with discharge gate (112) of paving storehouse (121) intercommunication, it is a plurality of discharge gate (112) are followed divide the even interval setting of direction of transfer of material auger (111), and a concrete vibrating device (2) is arranged on the rack (10) behind the paving opening (1210).
2. A high-strength low-permeability riverway lining production system according to claim 1, wherein the paving port (1210) comprises an upper side plate (1211), a first power telescopic part (1212) with one end connected with the upper side plate (1211) is arranged on the machine frame (10), and the first power telescopic part (1212) can drive the upper side plate to slide in a direction perpendicular to the paving surface so as to adjust the size of the paving port (1210).
3. A high-strength low-permeability riverway lining production system as claimed in claim 2, wherein the concrete vibrating device (2) comprises a vibrating plate (21) in sliding fit with the upper side plate (1211), and a second power expansion part (22) arranged on the frame (10), and the second power expansion part (22) can drive the vibrating plate (21) to move in a direction perpendicular to the laying surface.
4. The high-strength low-permeability riverway lining production system according to any one of claims 1 to 3, wherein an extrusion assembly (13) is further arranged between the paving assembly (12) and the material distribution tank (11), the extrusion assembly (13) comprises a plurality of extrusion bins (131) which are arranged below the material distribution tank (11) and are arranged at intervals along the length direction of the material distribution tank, the extrusion bins (131) are provided with extrusion outlets (1310) communicated with the paving bins (121), feed inlets (1311) communicated with the material distribution tank (11), extrusion plates (1312) slidably arranged in the extrusion bins (131), and driving members (1314) for driving the extrusion plates (1312) to slide back and forth, and the discharge outlets (112) are communicated with the feed inlets (1311) in a one-to-one correspondence manner.
5. A high strength low permeability riverway lining production system according to claim 4, wherein each of the pressing chambers (131) comprises a first chamber (131 a) and a second chamber (131 b), the first chamber (131 a) and the second chamber (131 b) are provided with a separate feed port (1311) and pressing outlet (1310), the pressing plate (1312) comprises a first pressing plate (13120) and a second pressing plate (13121) which are respectively arranged in the first chamber (131 a) and the second chamber (131 b), and the driving member (1314) comprises a first driving member (13141) for driving the plurality of first pressing plates (13120) to move and a second driving member (13142) for driving the plurality of second pressing plates (13121) to move.
6. A high-strength low-permeability riverway lining production system according to claim 5, wherein each extrusion chamber (131) is provided with a first baffle (132) for blocking the concrete from entering and exiting from the feed port (1311), a second baffle (133) for blocking the concrete from entering and exiting from the extrusion outlet (1310), a first pushing member (134) for driving the first baffle (132) to alternately block the first chamber (131 a) and the second chamber (131 b), and a second pushing member (135) for driving the second baffle (133) to alternately block the first chamber (131 a) and the second chamber (131 b).
7. The system for producing the riverway lining with high strength and low permeability according to claim 6, wherein the first baffle (132) is arranged in the distributing trough (11), the first pushing member (134) is a first sliding rod penetrating in the distributing trough (11) along the length direction of the distributing trough (11), and a plurality of the first baffles (132) are arranged on the first sliding rod at intervals and can slide back and forth along the axial direction so as to drive the plurality of the first baffles (132) to alternately block two discharge ports (112) corresponding to each extrusion bin (131).
8. The high-strength low-permeability riverway lining production system according to claim 7, wherein a plurality of partition plates (110) are arranged at intervals at the bottom of the material distribution groove (11) along the length direction of the material distribution groove, the material distribution groove (11) is divided into a plurality of material distribution sections (11 a) corresponding to the extrusion bins (131) by the plurality of partition plates (110), and two material inlet openings (1311) which are communicated with the two material inlet openings (1311) of each extrusion bin (131) one by one are arranged in one material distribution section (11 a).
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| CN202110637283.0A CN113235518B (en) | 2021-06-08 | 2021-06-08 | Production system of river course lining of high strength low infiltration |
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| CN202110637283.0A CN113235518B (en) | 2021-06-08 | 2021-06-08 | Production system of river course lining of high strength low infiltration |
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| CN113235518B CN113235518B (en) | 2023-05-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114086509A (en) * | 2021-12-02 | 2022-02-25 | 北京城乡建设集团有限责任公司 | Lining device and method for ecological lining river channel |
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| CN113235518B (en) | 2023-05-26 |
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