CN210685428U - Concrete pouring system capable of adjusting pouring speed - Google Patents
Concrete pouring system capable of adjusting pouring speed Download PDFInfo
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- CN210685428U CN210685428U CN201920449694.5U CN201920449694U CN210685428U CN 210685428 U CN210685428 U CN 210685428U CN 201920449694 U CN201920449694 U CN 201920449694U CN 210685428 U CN210685428 U CN 210685428U
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Abstract
The utility model provides an adjustable concrete placement system who pours speed, it includes the pump line system, cloth equipment and circuit control system that have multistage elevating system, circuit control system includes the PC, long-range electric cabinet controller, cloth equipment local controller, level sensor and drag pump control box, level sensor gathers behind the pouring liquid level position signal and transmits for long-range electric cabinet controller, long-range electric cabinet controller gathers and gathers signal to PC, long-range electric cabinet controller reaches to cloth equipment local controller and drags the pump control box and sends control command, cloth equipment local controller controls multistage elevating system's vertical lift makes terminal pump line and liquid level position rise in step, drag pump control box control drags pump discharge gate proportional valve and opens the percentage according to liquid level position adjustment proportional valve. The utility model discloses can improve concrete placement's degree of automation, make each process numerical control continuity of operation, alleviate intensity of labour, improve production efficiency.
Description
Technical Field
The utility model relates to a concrete placement system technical field.
Background
At present, most of concrete pouring equipment still uses manual control, namely, constructors adopt a traditional interphone mutual response mode to control the concrete pouring process. Because the pouring speed of the traditional pouring mode is a constant value and cannot be adjusted, the construction quality is difficult to control, certain potential safety hazards exist, and the labor cost and the management cost are higher.
With the continuous development of the self-compacting concrete (i.e. high-fluidity concrete) technology, higher requirements are also put forward on the control system technology of the pouring equipment, and therefore a novel concrete pouring system is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to foretell technical problem, provide a pouring system that can carry out the adjustment to concrete placement speed, can improve concrete placement quality.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a casting speed adjustable concrete casting system, comprising: a pump pipe system, a material distribution device with a multi-stage lifting mechanism and a circuit control system,
the multi-stage lifting mechanism comprises a lifting platform system with a platform surface capable of lifting up and down, a main tower lifting system supported on the platform surface of the lifting platform system and a tail end pump pipe lifting system for lifting up and down a tail end pump pipe of the pump pipe system,
the pump pipe system comprises a drag pump, a fixed pipe connected with a discharge port of the drag pump through a pipeline, a vertical telescopic concrete pump pipe connected with the fixed pipe and supported by the main tower lifting system and controlled to lift, a transverse pump pipe connected with the vertical telescopic concrete pump pipe and continuously connected through multi-stage rotary equipment, and a tail end pump pipe which is connected with the terminal of the transverse pump pipe and faces to the pouring container,
the circuit control system comprises a PC (personal computer), a remote electric cabinet controller, a distribution equipment local controller, a liquid level sensor and a trailer pump control box, wherein the liquid level sensor collects and transmits pouring liquid level position signals to the remote electric cabinet controller, the remote electric cabinet controller collects and gathers signals to the PC, the remote electric cabinet controller sends control instructions to the distribution equipment local controller and the trailer pump control box, the distribution equipment local controller controls the vertical lifting of the multistage lifting mechanism to enable a tail end pump pipe and the liquid level position to rise synchronously, and the trailer pump control box controls a trailer pump discharge port proportional valve to adjust the opening percentage of the proportional valve according to the liquid level position.
The main tower lifting system comprises a vertical lifting frame and a hydraulic jacking system, the vertical lifting frame comprises a fixed frame and a movable frame, the fixed frame is fixed on the surface of a platform of the lifting platform system, the movable frame is lifted or descended relative to the fixed frame under the action of the hydraulic jacking system, and the hydraulic jacking system is electrically connected with the controller of the distributing equipment.
The lifting platform system comprises a hydraulic lifting system for controlling the lifting of the platform, and the hydraulic lifting system for controlling the lifting of the platform is electrically connected with the local controller of the distributing equipment.
The tail end pump pipe lifting system comprises a servo motor for controlling the lifting of the tail end pump pipe, and the servo motor for controlling the lifting of the tail end pump pipe is electrically connected with a local controller of the distributing equipment.
The pouring container is a bin lattice with an upper cover, when the liquid level position signal reflects that the distance h2 between the liquid level position in the bin lattice and the top plate of the bin lattice is greater than 20cm, the proportional valve at the discharge port of the towing pump is opened by 70-100%, and the pouring speed is controlled at 28-32 m3H; when h2 is 0-20 cm, the proportional valve at the discharge port of the towing pump is opened by 50-70%, and the pouring speed is controlled at 12-18 m3H; when the liquid level position signal reflects that the height h1 of the liquid level position in the bin lattice reaches the upper cover of the bin lattice, the remote electric cabinet controller controls the opening of the proportional valve at the discharge port of the towing pump to be 30-50%, and the pouring speed is controlled to be 5m3/h。
Preferably, the liquid level sensor is arranged on the bin exhaust pipe.
Compared with the prior art, the utility model discloses can be according to the lift of the concrete liquid level height of pouring, the height of terminal pump line discharge gate is controlled to the lift height of equipment is pour in corresponding regulation, guarantees that discharge gate and the concrete liquid level of pouring constantly keep unchangeable to produce the segregation phenomenon when avoiding concrete placement, ensure the concrete quality. Meanwhile, according to different distances between the poured concrete liquid level and the top of the bin, the system controls the flow of the discharge port by adjusting the proportional valve of the discharge port of the trailer pump, so that pouring is performed at different concrete liquid level heights at different concrete pouring speeds, concrete is effectively exhausted in the pouring process, and bubbles are prevented from being generated. Generally, the utility model discloses can improve concrete placement's degree of automation, make each process numerical control continuity of operation, alleviate intensity of labour, improve production efficiency.
Drawings
FIG. 1 is a schematic overall view of a casting system of the present invention;
fig. 2 is a schematic layout of the multi-stage lift system of the present invention;
fig. 3 is a signal feedback relationship diagram of the concrete casting liquid level position h1 and the casting speed.
Fig. 4 is a schematic diagram of the synchronous ascending of the tail end pump pipe and the position of the pouring liquid level in the bin-type pouring process.
Fig. 5 is a schematic diagram of signal control according to the present invention.
In the drawings, the reference numerals denote the following component lists:
the system comprises a multi-stage lifting system 2, a lifting platform system 201, a walking system 202, a main tower lifting system 203, a transverse one-stage rotary system 205, a weight box 206, a transverse one-stage rotary arm 207, a transverse two-stage rotary system 208, a transverse two-stage rotary arm 210, a pump pipe system 3, a towing pump 301, a telescopic concrete pump pipe 304, a transverse pump pipe 305, a tail end pump pipe lifting system 309, a tail end pump pipe 311, a circuit control system 4, a display terminal 5, a signal output system 6, a bin lattice 8, an exhaust pipe 801, a liquid level position h1 and a distance h2 between the liquid level position and the top plate of the bin lattice.
Detailed Description
The following describes in detail an embodiment of the present invention with reference to the drawings.
As shown in fig. 1, a concrete casting system capable of adjusting a casting speed is a most basic structure, which includes: the device comprises a material distribution device with a multi-stage lifting mechanism 2, a pump pipe system 3 and a circuit control system 4.
As shown in fig. 2, the multi-stage elevating mechanism 2 includes an elevating platform system 201 having a platform surface capable of elevating up and down, a main tower elevating system 203 supported on the platform surface of the elevating platform system, and a terminal pump pipe elevating system 209, and the height position of the terminal pump pipe discharging port is determined by stroke control of the three-stage elevating mechanism.
The pump pipe system 3 comprises a towing pump 301, a fixed pipe connected with a discharge port of the towing pump through a pipeline, a vertical telescopic concrete pump pipe 304 connected with the fixed pipe and supported by the main tower lifting system and controlled to lift, a transverse pump pipe 305 connected with the vertical telescopic concrete pump pipe and continuously connected through multi-stage rotary equipment, and a tail end pump pipe 311 connected to a terminal of the transverse pump pipe and facing the pouring container.
The circuit control system comprises a liquid level sensor, a trailer pump discharge port proportional valve, a remote electric cabinet controller, a local controller of the distributing equipment and a PC (personal computer), wherein the liquid level sensor collects and transmits pouring liquid level position signals to the remote electric cabinet controller PLC1, the remote electric cabinet controller PLC1 collects and gathers signals to the PC, the PC sends control instructions to the distribution equipment local controller PLC2 and the trailer pump control box, the material equipment local controller PLC2 controls the vertical lifting of the multistage lifting mechanism to enable a tail end pump pipe and the liquid level position to ascend synchronously, and the trailer pump control box adjusts the opening percentage of the discharge port proportional valve according to the liquid level position. In order to avoid the situation of segregation phenomenon generated during concrete pouring, the free falling height of concrete at the discharge hole of the tail end pump pipe and the height difference of the position of the concrete pouring liquid level are required to keep a constant distance, and the system controls the three-level lifting mechanism to set different pouring speeds in different stages according to the information feedback of the liquid level sensor, so that the effective exhaust of the concrete in the pouring process is realized.
Stage one: according to the real-time information feedback of the liquid level sensor, when the distance h2 between the liquid level of the concrete and the top plate of the bin grid is larger than 20cm, the remote electric cabinet controller adjusts the proportional valve of the discharge port of the trailer pump to control the pouring speed, and the pouring speed is controlled to be 30m3And about/h. In the first stage, because the distance between the concrete liquid level and the bin grid top plate is rich in allowance, the pouring speed is controlled to be 30m under the conditions that the height of the concrete liquid level and the height of a discharge port at the tail end of a pump pipe are unchanged, the segregation phenomenon cannot occur and the like3The casting efficiency can be effectively improved.
And a second stage: according to the real-time information feedback of the liquid level sensor, when the distance between the concrete liquid level and the bin grid top plate is within 20-0 cm, the remote electric cabinet controller adjustsThe pouring speed is controlled by a proportional valve at the discharge port of the drag pump, and the pouring speed is controlled to be 15m3And about/h. In the second stage, the distance between the concrete liquid level and the bin grid top plate is closer and closer, and the pouring speed is reduced, so that the data measured by the liquid level sensor is more accurate.
And a third stage: according to the real-time information feedback of the liquid level sensor, when the liquid level of the concrete reaches the top plate of the bin lattice and overflows into the exhaust pipe 801, the remote electric cabinet controller adjusts the proportion of the outlet valve of the trailer pump to control the pouring speed, and the pouring speed is controlled to be 5m3About/h, the position close to the exhaust pipe and preset to reach the standard point by 30cm is reduced to the minimum, so that the concrete liquid level slowly and accurately reaches the standard.
And a fourth stage: and (4) according to the real-time information feedback of the liquid level sensor, stopping the pump when the liquid level of the concrete reaches 30cm in the exhaust pipe, closing a proportional valve at a discharge port of the trailer pump, and finishing pouring.
In the concrete pouring process, the lifting speed of the pouring equipment is always consistent with the lifting speed of the liquid level of the poured concrete, and the lifting speed of the liquid level of the poured concrete, the lifting speed of a pump pipe at the tail end of the pouring equipment and the pumping speed (the opening of a proportional valve at a discharge port of a trailer pump) are in direct proportion.
Fig. 5 shows a signal feedback relationship diagram of a concrete pouring liquid level position h1 and a pouring speed, wherein a liquid level sensor on an exhaust pipe of a pouring bin grid is used for acquiring pouring liquid level height data in real time, the signals are transmitted to a remote electric cabinet controller PLC1, the PLC1 is used for acquiring and summarizing signals of various sensors, information is processed through a PC (personal computer) and an instruction is sent to a towing pump control box, and the opening and closing percentage of a proportional valve at a discharge port of a towing pump is controlled, so that different pumping speed requirements (namely the pouring speed requirements) are met. Meanwhile, the remote electric cabinet controller also sends an instruction to the local controller PLC2 of the distributing equipment of the three-level lifting mechanism in real time according to the liquid level height signal, the three-level lifting mechanism is controlled to accurately position and pour, and the lifting speed of the discharge port and the lifting speed of the pouring liquid level are kept consistent all the time. And the control center records the liquid level height, the discharge port height and the pouring speed in real time. The local controller PLC2 of the distributing equipment collects the control command of the PC, detects the communication state in real time, controls the functions of the revolving servo motor, the lifting servo motor of the tail end pipe, the hydraulic system (hydraulic lifting and hydraulic walking) and the like of the distributing equipment to revolve, lift, walk and the like, and realizes the accurate positioning and lifting control of the distributing equipment.
Besides the multi-stage lifting mechanism, the material distribution equipment also comprises a slewing mechanism, a travelling mechanism and the like. The swing mechanism includes a transverse primary swing system 205, a transverse primary swing arm 207, a transverse secondary swing system 208, a transverse secondary swing arm 210, etc., as shown in fig. 2. Horizontal one-level swivel arm 207 is through horizontal one-level swing system 205 fixed connection in main pylon operating system's adjustable shelf, the tail end of horizontal one-level swivel arm is equipped with balancing weight 206 and the swivel mount is connected to the head end, the swivel mount comprises gyration mount and gyration swivel mount, gyration mount and gyration swivel mount link together and can the relative rotation through horizontal second grade swing system 208, gyration mount fixed connection is in the head end of horizontal one-level swivel arm 207, gyration swivel mount fixed connection is in the head end of horizontal second grade swivel arm 210, the tail end of horizontal second grade swivel arm is equipped with terminal pump line lift system 309.
The pump pipe system comprises a straight fixed pump pipe, an elbow, a plurality of sections of straight pipes, a rotary joint and the like which are arranged on the ground, and two elbow pump pipes connected to the same rotary joint can rotate relatively. The vertical telescopic concrete pump pipe is formed by sleeving a fixed pipe and a movable pipe; the transverse primary pump pipe is arranged along the transverse primary revolving arm, one end of the transverse primary pump pipe is connected with the movable pipe of the vertical telescopic concrete pump pipe through a revolving joint and a bent pipe, the other end of the transverse primary pump pipe is connected with the revolving frame fixed short pump pipe through a revolving joint, the revolving frame fixed short pump pipe is connected with the revolving frame movable short pump pipe through a revolving joint, and the revolving frame movable short pump pipe is connected with one end of the transverse secondary pump pipe through a revolving joint and a short pump pipe; the transverse secondary pump pipe is arranged along the transverse secondary revolving arm, and the other end of the transverse secondary pump pipe is connected with the tail end telescopic concrete pump pipe through the elbow pump pipe and the rotary joint.
The description is given for the sake of illustration only, and not for the purpose of limitation, as one of ordinary skill in the art will readily recognize, variations and modifications as may be made without departing from the spirit and scope of the present invention.
Claims (6)
1. A concrete placement system capable of adjusting placement speed, characterized by comprising: a pump pipe system, a material distribution device with a multi-stage lifting mechanism and a circuit control system,
the multi-stage lifting mechanism comprises a lifting platform system with a platform surface capable of lifting up and down, a main tower lifting system supported on the platform surface of the lifting platform system and a tail end pump pipe lifting system for lifting up and down a tail end pump pipe of the pump pipe system,
the pump pipe system comprises a drag pump, a fixed pipe connected with a discharge port of the drag pump through a pipeline, a vertical telescopic concrete pump pipe connected with the fixed pipe and supported by the main tower lifting system and controlled to lift, a transverse pump pipe connected with the vertical telescopic concrete pump pipe and continuously connected through multi-stage rotary equipment, and a tail end pump pipe which is connected with the terminal of the transverse pump pipe and faces to the pouring container,
the circuit control system comprises a PC (personal computer), a remote electric cabinet controller, a distribution equipment local controller, a liquid level sensor and a trailer pump control box, wherein the liquid level sensor collects and transmits pouring liquid level position signals to the remote electric cabinet controller, the remote electric cabinet controller collects and gathers signals to the PC, the remote electric cabinet controller sends control instructions to the distribution equipment local controller and the trailer pump control box, the distribution equipment local controller controls the vertical lifting of the multistage lifting mechanism to enable a tail end pump pipe and the liquid level position to rise synchronously, and the trailer pump control box controls a trailer pump discharge port proportional valve to adjust the opening percentage of the proportional valve according to the liquid level position.
2. The adjustable casting speed concrete casting system according to claim 1, wherein: the main tower lifting system comprises a vertical lifting frame and a hydraulic jacking system, the vertical lifting frame comprises a fixed frame and a movable frame, the fixed frame is fixed on the surface of a platform of the lifting platform system, the movable frame is lifted or descended relative to the fixed frame under the action of the hydraulic jacking system, and the hydraulic jacking system is electrically connected with the controller of the distributing equipment.
3. The adjustable casting speed concrete casting system according to claim 1, wherein: the lifting platform system comprises a hydraulic lifting system for controlling the lifting of the platform, and the hydraulic lifting system for controlling the lifting of the platform is electrically connected with the local controller of the distributing equipment.
4. The adjustable casting speed concrete casting system according to claim 1, wherein: the tail end pump pipe lifting system comprises a servo motor for controlling the lifting of the tail end pump pipe, and the servo motor for controlling the lifting of the tail end pump pipe is electrically connected with a local controller of the distributing equipment.
5. The adjustable casting speed concrete casting system according to claim 1, wherein: the pouring container is a bin lattice with an upper cover.
6. The adjustable casting speed concrete casting system according to claim 5, wherein: the liquid level sensor is arranged on the bin grid exhaust pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920449694.5U CN210685428U (en) | 2019-04-03 | 2019-04-03 | Concrete pouring system capable of adjusting pouring speed |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920449694.5U CN210685428U (en) | 2019-04-03 | 2019-04-03 | Concrete pouring system capable of adjusting pouring speed |
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| CN210685428U true CN210685428U (en) | 2020-06-05 |
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| CN201920449694.5U Active CN210685428U (en) | 2019-04-03 | 2019-04-03 | Concrete pouring system capable of adjusting pouring speed |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663960A (en) * | 2020-12-24 | 2021-04-16 | 中国建筑第五工程局有限公司 | Full-automatic concrete pump truck pouring system |
| CN114151299A (en) * | 2021-10-11 | 2022-03-08 | 保利长大工程有限公司 | Steel shell concrete pouring and conveying pump speed regulating system and method |
| CN115584860A (en) * | 2022-10-11 | 2023-01-10 | 中国水利水电第六工程局有限公司 | Large-volume concrete pouring device and method |
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2019
- 2019-04-03 CN CN201920449694.5U patent/CN210685428U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112663960A (en) * | 2020-12-24 | 2021-04-16 | 中国建筑第五工程局有限公司 | Full-automatic concrete pump truck pouring system |
| CN114151299A (en) * | 2021-10-11 | 2022-03-08 | 保利长大工程有限公司 | Steel shell concrete pouring and conveying pump speed regulating system and method |
| CN115584860A (en) * | 2022-10-11 | 2023-01-10 | 中国水利水电第六工程局有限公司 | Large-volume concrete pouring device and method |
| CN115584860B (en) * | 2022-10-11 | 2024-05-28 | 中国水利水电第六工程局有限公司 | Large-volume concrete pouring device and method |
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