319 results about "Concrete pump" patented technology

The invention relates to the technical field of concrete spreader, and discloses a concrete spreader for engineering construction, which comprises a support frame and a bogie, the inner wall of the bogie is rotatably connected with the top of the support frame, the inner wall of the bogie is fixedly connected with a second conveying pipe, and the side wall of the bogie is provided with a discharge pipe. The first material conveying pipe is connected with a pipeline of a concrete pump truck, then the pump truck is started, concrete is pumped into the first material conveying pipe, the concrete can flow into the second material conveying pipe and the steering pipe till the concrete flows into the flow guide groove, the concrete is divided into two strands through the flow dividing assembly, aggregate in the two strands of concrete collides with each other, and the aggregate in the two strands of concrete collides with each other. Therefore, the flowing speed of the aggregate is slowed down, the follow-up mortar wraps the aggregate, the aggregate and the mortar of the concrete are evenly distributed, the situation of local aggregate concentration is reduced, and the situation that due to the fact that the aggregate is high in descending speed and prone to being accumulated at the bottom, the mortar floats on the upper layer, and the uniformity of concrete distribution is affected is effectively prevented.

The invention discloses an intelligent construction equipment control method based on a multi-modal large model, and relates to the technical field of intelligent construction and construction equipment control, and the method comprises the steps: collecting concrete pumping flow, pipeline pressure, construction area point cloud and multi-angle images, obtaining a voice instruction of an operator at the same time, and carrying out the noise suppression and voiceprint recognition; inputting the trained multi-modal large model to carry out cloth coverage precision judgment, calculating a regional granularity factor, comparing the regional granularity factor with a coverage threshold value, and automatically generating a task label or triggering a voice correction strategy; a dynamic feeding stability coefficient is constructed by calculating the standard deviation of flow and pressure data, and intelligent monitoring and regulation of the running state and the construction environment of the material distributing machine are achieved in combination with a load balancing coefficient and a construction risk probability; the system also establishes a full-link tracing mechanism, realizes traceability of operation instructions, personnel identities and equipment states, ensures controllable construction quality and clear responsibility, and realizes task process optimization and continuous improvement.

The invention discloses a pile foundation concrete accurate pouring control system and method based on multi-source sensing fusion. The pile foundation concrete accurate pouring control system comprises a sensing layer and a control layer, wherein the sensing layer comprises a phased array ultrasonic probe, a binocular vision sensor and a laser ranging array; the modeling layer comprises a three-dimensional hole shape reconstruction module and a BIM digital modeling engine; the data layer comprises a real-time monitoring database and a multi-source data fusion center; the decision-making layer comprises a concrete dynamic evaluation model and a BIM visual platform; the execution layer comprises a self-adaptive PID controller used for adjusting the concrete pumping rate according to the decision instruction, and a three-dimensional visualization terminal used for displaying the BIM model with the tolerance zone in real time. According to the method, a BIM model containing dynamic compensation is constructed through ultrasonic three-dimensional scanning, closed-loop control is achieved by fusing multi-source sensing data, and tolerance band penetration early warning and self-adaptive PID adjustment are combined. The hidden defect discovery rate is improved, and the comprehensive construction efficiency is improved.

The invention discloses a digital diaphragm wall closed-loop pouring system and construction method.The digital diaphragm wall closed-loop pouring system comprises a concrete supply device, a central integrated control machine and at least one pouring unit electrically connected with the central integrated control machine, and each pouring unit comprises a pouring mechanism, a slurry pumping mechanism and the central integrated control machine; an active pressure pouring technology is adopted, continuous and controllable extra power is provided for concrete flowing through a pressurizing mechanism such as a concrete pump or an air pressure pressurizing system, and a traditional pouring mode purely depending on concrete gravity is replaced. By means of the basic change, the concrete in the guide pipe can actively overcome larger mud static pressure and pipeline resistance, and therefore the technical problems that due to the fact that the burial depth is too large, the concrete cannot flow out smoothly, the pipe is blocked, and even a pile is broken are thoroughly solved.

The invention relates to a truck-mounted concrete pump (1), wherein the truck-mounted concrete pump (1) comprises: a concrete pumping system (2), wherein the concrete pumping system (2) is designed to convey concrete, a hydraulic drive pumping system (3), wherein the hydraulic drive pumping system (3) is designed to drive the concrete pumping system (2) and has a hydraulic pump drive shaft (4), an electric motor (5), wherein the electric motor (5) is designed to drive the hydraulic pump drive shaft (4) of the hydraulic drive pumping system (3) and has an electric motor shaft (6), and a drive motor system (7), wherein the drive motor system (7) is designed to drive the electric motor shaft (6) in order to drive the hydraulic pump drive shaft (4) of the hydraulic drive pumping system (3) by means of the electric motor shaft (6).

This invention relates to a method for pile formation using a spiral soil displacement drilling casing and subsequent concrete pouring, comprising the following steps: After the spiral soil displacement pile driver is positioned, the first power head is started to rotate and drill downwards to form a hole, and then the second power head is started to drive the casing to rotate and drill downwards to form a hole, until the soil displacement drill bit and the casing of the second power head reach the designed depth and drilling stops; the connection between the second power head and the casing is disconnected, and the concrete pump connected to the first power head is started to pump concrete into the borehole while simultaneously lifting the first and second power heads upwards until the soil displacement drill bit is completely removed from the casing; the reinforcing cage is locked into the positioning component using a locking component, and then lowered along the casing to a predetermined height, while pumping concrete into the casing until the designed pile top elevation is reached; the second power head is reconnected to the casing using the locking component, and the second power head is started to rotate and lift upwards until the casing is completely removed from the soil layer, thus completing pile formation. This application facilitates the rapid and stable lowering of the reinforcing cage.

The invention relates to the related technical field of concrete pouring, in particular to a concrete pouring pump pipe with a buffering mechanism additionally arranged at the tail end and a pouring method thereof.The concrete pouring pump pipe comprises a main pipe, the starting end of the main pipe is connected with a concrete pump, and the buffering mechanism is arranged at the tail end of the main pipe; a flow dividing pipe matched with the main pipe is arranged between the two assembly arms and connected with the tail end of the main pipe through an assembly connecting structure. By arranging the two opposite and inclined discharging pipes, during pouring, after concrete enters the flow dividing pipe from the main pipe, the concrete is divided into two jet flows through a double-channel structure, the two jet flows are ejected out of the two discharging pipes and then are opposite to each other, impact force is relieved, buffering is achieved through soft collision between concrete fluid, and the concrete flow dividing effect is improved. And sharp noise generated when aggregate in concrete collides with the baffle when the buffer baffle is arranged is effectively avoided, and the working environment of nuclear power engineering construction is remarkably improved.

The utility model discloses a concrete pump truck S valve wear -resisting ring replacement subassembly, including the wear -resisting ring of the sleeve setting in the S valve body discharge pipe end part, the surface of S valve body discharge end is provided with the installation slot of wear -resisting ring sleeve setting, the inner chamber of installation slot is provided with annular groove, the surface annular array of wear -resisting ring is provided with four screw nails, the end of screw nail extends to the inner chamber of annular groove, wear -resisting ring and the end of installation slot inner chamber are provided with a plurality of limit pin, the utility model discloses the surface of installation slot is sleeved with wear -resisting ring, then adopts screwdriver to tighten screw nail, makes the steel ball on screw nail and rests in the inner wall of annular groove, wear -resisting ring can also rotate on the surface of installation slot during, after arc groove no.

The invention discloses a detachable concrete pouring tumbling cylinder, and belongs to the technical field of building pouring, the detachable concrete pouring tumbling cylinder comprises a pouring groove, a plurality of tumbling cylinder main bodies are sequentially connected in series at the bottom of the pouring groove, the detachable concrete pouring tumbling cylinder further comprises guide cylinders connected to the bottoms of the tumbling cylinder main bodies, the cross section of each guide cylinder is conical, and each guide cylinder is of a flexible structure; the small-diameter end of the bottom of the guide cylinder is connected, and the guide taper of the guide cylinder is controlled through the aperture control mechanism. According to the concrete tumbling barrel, through the designed aperture control mechanism, when concrete is conveyed to the top of a pouring groove from a pump truck during pouring, the concrete can sequentially enter the space between the tumbling barrel body and the guide barrel, the taper of the guide barrel can be controlled to meet the guide requirements of concrete of different grades through shrinkage of the taper of the guide barrel, and falling material segregation is reduced.

This invention relates to the field of concrete construction technology, specifically disclosing an anti-clogging concrete pumping device, comprising: a feed hopper, with a temporary storage tank installed at the bottom of the feed hopper, the temporary storage tank having a mixing mechanism inside; and an interception mechanism, comprising an adjustment box, a guide groove, a moving rod, a grating plate, a flow guide frame, and a reinforcing plate, wherein two adjustment boxes, two guide grooves, and two flow guide frames are provided, and the two adjustment boxes are respectively installed on the outer walls of both sides of the feed hopper. This invention uses a driver to drive the positive and negative screws to rotate, causing the two adjustment frames to unfold, and causing several moving rods to respectively unfold several grating plates. This allows the spacing of the grating plates to be flexibly adjusted according to the actual application scenario, accurately matching diverse usage needs, thereby enhancing the interception effect of the grating plates on large sand and gravel particles in the concrete, and also enhancing the anti-clogging effect of the concrete pumping device.

The application discloses a material-saving and anti-splashing material distributing machine, and relates to the technical field of building construction equipment, in particular to a material-saving and anti-splashing material distributing machine. The application aims at preventing concrete splashing and collecting concrete during the pouring process of the concrete of the sandwich beam and the concrete of the first layer structure plate. A horizontal supporting arm is installed on the rotary support, a bottom support is connected to the lower end of the supporting frame for bottom support, a conveying pipe for transporting concrete is arranged at the bottom of the supporting frame through the front end of the supporting arm, a recycling groove pipe for collecting concrete is arranged on the supporting arm, the recycling groove pipe is through with the conveying pipe, and a rotating paddle for shunting concrete when the concrete pump stops is arranged at the port of the recycling groove pipe. The recycling groove pipe is added to the traditional material distributing machine for concrete recycling, and the rotating paddle is added at the conveying pipe and the recycling groove pipe to shunt the concrete flow in the conveying pipe when the pump stops, so that the concrete is guided and collected, and the concrete splashing is prevented.

The application provides a kind of concrete pump truck preferred method based on criteria removal and double normalization, it is related to building engineering technical field, the method comprises: determining several basic concrete pump truck value evaluation criteria and several concrete pump truck alternative schemes;Using the method of criteria removal effect to determine the weight of each value evaluation criterion;Using linear normalization method to normalize the data of each alternative scheme, to obtain extended linear normalization matrix;Using vector normalization method to normalize the data of each alternative scheme, to obtain extended vector normalization matrix;Based on extended linear normalization matrix, extended vector normalization matrix and the weight of each value evaluation criterion, determine the comprehensive utility value of each alternative scheme;According to the comprehensive utility value of each alternative scheme, select the concrete pump truck needed by building engineering.This scheme can improve the accuracy and reliability of the optimization of concrete pump truck.

This utility model relates to the technical field of concrete pumping devices, specifically to a dual-chamber steady-flow concrete pumping device for improving conveying stability. It includes a concrete tank, with a first and second conveying cylinder on one side for pumping concrete. The concrete tank also includes a pipeline assembly for conveying concrete, comprising a conveying pipe inside the concrete tank. The conveying pipe can be aligned with either the first or second conveying cylinder to achieve concrete pumping. One end of the conveying pipe passes through the concrete tank and is connected to a second valve body, which is rotatable at the connection point with the conveying pipe. This utility model uses a buffer for pressure compensation. When concrete is pumped, excess concrete enters the buffer cylinder; when switching, concrete in the buffer cylinder enters the buffer, thus achieving continuous concrete pumping.

The utility model discloses a double-end grinding device for a concrete pump rubber pipe, and relates to the technical field of rubber pipe grinding. The device comprises two vertical plates which are symmetrically distributed, a semicircular plate is fixedly arranged at the top ends of the two vertical plates together, a transverse plate is fixedly arranged on the opposite sides of the two vertical plates and located below the semicircular plate, two double-thread screws which are symmetrically distributed are arranged above the transverse plate, and threads at the two ends of each double-thread screw are sleeved with sliding plates. A clamping plate is fixedly arranged at the top end of the sliding plate; the second synchronous wheel is driven by the motor to rotate, and the two first synchronous wheels are driven to rotate by matching with the synchronous belt, so that the sliding plate and the clamping plate which are sleeved on the surface threads synchronously move for clamping through the rotation of the double-thread screw, and are matched with a cylinder for use; and the rubber pipe cannot deform during clamping and cannot deviate to cause uneven polishing during polishing, so that the practicability of the device and the polishing efficiency are improved.

The invention discloses a self-adaptive guide pipe burial depth regulation and control system and method for underground diaphragm wall pouring construction. The system comprises a concrete pump truck, a guide pipe, a guide pipe lifting device, a monitoring module and a guide pipe burial depth control module. The conduit lifting device is used for lifting the conduit; the guide pipe burial depth control module is used for controlling the pump pipe lifting device to work; a concrete pump, a pump pipe, a pump pipe lifting device and a pump pipe control module are arranged on the concrete pump truck; the pump pipe lifting device is used for lifting the pump pipe; the pump pipe control module is used for controlling the concrete pump and the pump pipe lifting device to work; the monitoring module monitors and collects state data related to the depth of the pump pipe inserted into the guide pipe, the concrete liquid level elevation and the guide pipe burial depth parameter in real time. And the conduit burial depth control module receives and processes monitoring data from the monitoring module, shares data with the pump pipe control module, and outputs a signal to control the conduit lifting device to lift the conduit, so that the conduit burial depth is kept within a set range. The method is suitable for high-depth continuous wall pouring underground engineering.

The present invention discloses an experimental platform for testing the filling rate of a concrete pump delivery cylinder and a testing method thereof. The platform includes a hydraulic station and its control system, a displacement sensor, a hydraulic sensor, an oil pipe, a concrete suction device, a cylinder cover, a sealing gasket, a measuring cylinder, a hopper and its movable bracket, a high-speed camera and a vibration table. The hydraulic station controls the movement of the oil cylinder piston through a throttling solenoid valve, driving the concrete piston to absorb and pump materials; the concrete cylinder adopts a transparent material for easy observation during the natural filling rate test, and a steel material during the pressure filling rate test. The testing method includes pre-experimental preparation, natural suction filling rate test and pressure filling rate test, and the natural filling rate and pressure filling rate are calculated respectively through displacement and pressure monitoring, high-speed video recording and measuring with a measuring cylinder. The present invention can accurately test the filling rate, reveal its correlation with the pumping pulse, improve the visualization and controllability of the test process, and is suitable for testing various working conditions.

A stepped spraying protection method for tunnel arch changing construction relates to the technical field of tunnel arch changing construction, and comprises the following steps: cutting a steel arch frame position in an arch changing area by using a cutting assembly of a tunnel arch changing construction device; a hole array is formed in the surface of the cut concrete through a hole forming assembly of the tunnel arch changing construction device; the hole array is used for breaking and removing the concrete, and the internal steel arch frame is exposed and replaced; after the replacement operation of the steel arch is completed, a drilling execution unit in the trepanning assembly is detached and replaced with a concrete spraying nozzle connected with a concrete pump; at least two different spraying step positions are formed in the axial direction of a tunnel by controlling a concrete spraying nozzle, filling spraying on the back of the steel arch and covering spraying on the surface of the steel arch are completed in sequence, integrated continuous operation of cutting and spraying supporting can be achieved, the construction precision and efficiency are improved, and the construction cost is reduced. The manual operation intensity and the safety risk are reduced, and meanwhile, the device adapts to different steel arch frame widths and tunnel outlines.

This application provides a method and system for remote monitoring of a concrete pump, relating to the field of engineering machinery technology. The method includes: acquiring control commands sent by a multi-functional remote controller and parsing the control type of the commands; determining a target camera associated with the current control action from multiple vehicle-mounted cameras based on the control type, wherein the multiple vehicle-mounted cameras are used to collect real-time video streams of a preset area of ​​the pump truck; stitching the real-time video streams collected by the target camera to generate a focused stitched view corresponding to the current control action; and sending the focused stitched view to the multi-functional remote controller. This application aims to improve the real-time performance of monitoring, enabling operators to obtain monitoring footage closely related to the current operation in a timely manner, thereby allowing for timely decision-making and operation, and ensuring the safety and efficiency of the operation.

The present invention provides a method for optimizing the trajectory deviation of the end of a multi-section arm of a concrete pump truck, comprising: S1: using a Jacobian matrix to establish a nonlinear three-dimensional space dynamic equation of a rule tracking system of a multi-section arm concrete pump truck; S2: using a fuzzy logic expression method to transform the obtained three-dimensional space dynamic equation into a fuzzy model of the nonlinear three-dimensional space dynamic equation; S3: introducing an integral sliding film function, using a BP neural network to approximate the influence of unknown position deviation, and reconstructing the solution of the learning algorithm in a robust control framework of the discrete system; S4: designing a BP neural network optimization learning algorithm based on state feedback control; the method for optimizing the trajectory deviation of the end of a multi-section arm of a concrete pump truck provided by the present invention can reduce the deviation of the motion trajectory of the end of the segment arm of the concrete pump truck, make the pouring process safer and more reliable, and is suitable for further promotion and application.

The objective is to provide a concrete pump that can continue to be used even after a malfunction has occurred and the malfunction has been identified. [Solution] The concrete pump according to the present invention comprises a piston-type concrete pump that supplies fresh concrete to a discharge section, a detection section that detects the operation of the piston-type concrete pump, and an emergency mode switch. The piston-type concrete pump comprises a concrete cylinder having a discharge port end capable of discharging the fresh concrete it contains, a piston that discharges the fresh concrete contained in the concrete cylinder from the discharge port end, a drive cylinder for driving the piston, and a control unit that controls the piston-type concrete pump. The emergency mode switch is a switch for operating the control unit in emergency mode.

In order to more accurately measure the actual quantity of concrete in construction site, improve the management efficiency and digital degree of pouring construction, the application provides a concrete pumping measurement system and construction method.The technical scheme of the concrete pumping measurement system is as follows, including a computer system, a measurement trolley and a code scanning device which are signal connected with the computer system; the computer system includes a database, the database includes a pouring record, and the fields of the pouring record include measurement trolley number, pouring quantity, pump truck number, mixing truck number, delivery quantity and completion state.

The utility model provides a concrete pump pipe support which comprises a fixing frame. The device comprises a fixing frame, a limiting structure and a supporting structure, the fixing frame is installed on the top face of the supporting structure, the supporting structure comprises a support and a sliding groove, the annular sliding groove is formed in the top face of the support, the fixing frame and the limiting structure are both installed in the sliding groove, and the limiting structure and the fixing frame are connected in series and fixed through a fixing ring. The fixing ring is in a circular ring shape, the fixing frame and the limiting structure are fixed to the side wall of the fixing ring at equal intervals, the fixing frame and the limiting structure synchronously slide in the sliding groove through the fixing ring, a fixing structure is fixed to the center of the fixing frame, and the limiting structure is fixed to the side wall of the fixing ring. The pump pipe is erected on the fixing structure and the limiting structure; the concrete pump pipe support has the advantages that the position of the pump pipe can be conveniently limited, and therefore the position and angle of the pump pipe can be conveniently adjusted.

This invention discloses a TBM shotcrete device, comprising: a shotcrete bridge disposed downstream of the equipment bridge of the TBM machine, the shotcrete bridge being equipped with a concrete pump; a track frame distributed circumferentially at 270° around the outer periphery of the shotcrete bridge, the track frame being movable back and forth relative to the shotcrete bridge, and a pair of tracks provided on the outer periphery of the track frame; and a shotcrete structure comprising: a housing slidably disposed on the pair of tracks, the housing having an opening; a shotcrete assembly comprising a concrete box and a shotcrete pipe; and a hydraulic cylinder assembly comprising a first hydraulic cylinder, a first jacking block, a second hydraulic cylinder, and a second jacking block. This invention can increase the shotcrete area and improve shotcrete efficiency, effectively and efficiently improving the support effect of fractured surrounding rock.

The utility model relates to the technical field of building construction equipment, in particular to a roof engineering concrete pouring buffering device. The sleeve II is a rubber sleeve; the lower part of the sleeve II sleeves the upper part of the sleeve I; the pump pipe can be sleeved with the upper portion of the second sleeve. The flow guide ring is arranged on the inner wall of the sleeve I; the connecting frame comprises a support and a supporting pipe. The bracket is arranged on the inner wall of the sleeve I; the supporting pipe is arranged on the support, and the supporting pipe and the first sleeve are coaxially distributed. The buffering raised head is placed in the supporting pipe and is supported by the supporting pipe; the flow guide seat is placed on the connecting frame; a diversion hole is formed in the middle of the diversion seat; the upper end of the flow guide seat is a spiral flow guide surface which is inclined downwards from outside to inside; the discharging hopper is rotatably arranged at the lower end of the sleeve I in a sleeving manner; a feeding hole of the discharging hopper is communicated with the flow guide hole; a discharging channel of the discharging hopper is arranged in the horizontal direction. By the adoption of the concrete pumping pump pipe, impact force on a lightweight aggregate sloping layer during discharging of the concrete pumping pump pipe can be dispersed and relieved.

The utility model discloses a self-elevating concrete spreader, and relates to the technical field of building construction, and the self-elevating concrete spreader comprises a bottom plate, a concrete pump is arranged at the upper end of the bottom plate, a base is fixedly arranged at the upper end of the bottom plate, two inner tower bodies are arranged at the upper end of the base, and short support plates and long support plates are arranged on the outer surfaces of the inner tower bodies; and hydraulic jacks are fixedly arranged at the upper ends of the short supporting plates and the long supporting plates correspondingly, connecting plates are fixedly arranged at the output ends of the two hydraulic jacks correspondingly, and a supporting frame is fixedly arranged at the upper ends of the two connecting plates jointly. The height of the distributing machine can be flexibly adjusted according to different construction height requirements, the applicability of equipment is greatly improved, through the design of reinforcing rods and reinforcing rings on the inner walls of the two sides of the inner tower body and the outer tower body, the structural strength of the tower bodies is enhanced, and the mounting stability of a concrete pump is further improved.

The utility model discloses a turning pipe tool type support of a concrete pump pipe, and relates to the technical field of building construction, the turning pipe tool type support comprises a channel steel bottom rod, the upper surface of the channel steel bottom rod is fixedly connected with a supporting assembly, and the inner wall of the middle of the supporting assembly is fixedly connected with two first damping assemblies; the upper surface of the lower left part of the channel steel bottom rod is fixedly connected with a second damping assembly, and the second damping assembly is located on the left sides of the two first damping assemblies. According to the turning pipe tool type bracket of the concrete pump pipe, the channel steel is welded into the fixed bracket, so that the impact generated when the pump pipe conveys concrete can be effectively reduced, and the influence of thrust generated when the concrete pump pipe conveys the concrete on the deviation of a template supporting system and a reinforcing steel bar is greatly reduced; the turnover performance and the convenience are also remarkably improved, so that the operation is simple, the use is convenient, the installation, the disassembly and the transfer are convenient, the wind resistance, the firmness and the stability are realized, the safety coefficient is high, and the installation efficiency and the operation safety of the pump pipe bracket can be effectively improved.

The utility model relates to a rock anchor beam concrete pouring quick warehousing device which comprises a base, supporting columns are fixedly connected to the four corners of the top face of the base, the top faces of the four supporting columns are jointly and fixedly connected with a top plate, and the right side of the top face of the top plate is fixedly connected with a concrete pump. Concrete can be injected into the loading frame, the loading frame is lifted, the concrete pump pumps the concrete through the feeding head and the input pipe and then discharges the concrete through the output pipe, the concrete is injected into the pouring bin provided with the rock-anchored beam, and the efficiency of pouring the concrete in the pouring bin is high; the cleaning pad can wipe dust on the glass sheet on the left side of the photoelectric signal receiving end, and then the check block descends to block the left side of the photoelectric signal receiving end, so that dust is prevented from falling on the glass sheet on the left side of the photoelectric signal receiving end, and the dust is prevented from blocking photoelectric signals received by the photoelectric signal receiving end.

To provide a concrete pump vehicle that can be towed in a stable condition. [Solution] The concrete pump vehicle comprises a frame, a towed section provided at one end of the frame in the front-rear direction, a pump unit mounted on the frame for pumping ready-mix concrete, a drive section mounted on the frame for driving the pump unit, and a running section rotatably attached to the frame, wherein the drive section is positioned between the towed section and the running section in the front-rear direction.

The utility model relates to the technical field of concrete pumping, and discloses a concrete pumping horizontal pipe fixing support which comprises two fixing boxes, transverse steel is fixedly connected to the positions, located at rectangular grooves, of the outer surfaces of the fixing boxes, and a sliding sleeve is movably arranged on the outer surface of the transverse steel in a sleeved mode. And positioning bolts are in threaded connection with the interiors of screw holes, corresponding to the transverse steel, of the sliding sleeves, and I-shaped steel is fixedly connected to the outer surface of the bottom of the fixing box. The transverse steel is arranged to be matched with the positioning bolts and the screw holes, the position of the first arc-shaped hoop is adjusted, so that the first arc-shaped hoop makes contact with the surface of the pumping vertical pipe, the second arc-shaped hoop makes contact with the surface of the pumping horizontal pipe, the two fixing boxes are fixed through the cooperation of the connecting bolts and the connecting holes, and the I-shaped steel is fixed to the ground through the screws; and the stability of the fixing box is improved, so that the fixing device is convenient to mount and dismount, the stability during fixing is relatively high, and the fixing device can be recycled.

The utility model discloses a quick switching connecting device for steel pipe pile grouting construction, include: mounting panel, present arc shape buckling in the outer wall of steel pipe pile, grouting pipe, horizontal setting in the one end of mounting panel, and be used for connecting the grouting mouth of steel pipe pile lower extreme, pump pipe joint, fix on concrete pump pipe, and be used for connecting grouting pipe, screw, set up in the one end of mounting panel away from grouting pipe, and present up and down distribution, and be used for fixing on steel pipe pile, and the horizontal setting of mounting panel has the strip -shaped hole that supplies screw to wear, locking piece, fix on steel pipe pile, and be used for fixed mounting panel, the utility model has the following advantages and effect: through setting up the mounting panel of sliding installation on steel pipe pile, and setting up grouting pipe on mounting panel, make the grouting pipe of slippage of mounting panel connect grouting mouth on steel pipe pile, also can realize the plugging of grouting mouth, make construction process more convenient, improve construction efficiency, be favorable to the rapid construction of batch steel pipe pile.