Grouting pump monitoring device for post-grouting process of cast-in-place pile

Abstract

The utility model provides a grouting pump monitoring device for the post-grouting process of a cast-in-place pile, which comprises a bent fixed arm and a panel assembly, the bent fixed arm is connected with the panel assembly through a second connecting flange, one end of the bent fixed arm is connected with a fixed support of a grouting pump through a first connecting flange, and the other end of the bent fixed arm is connected with a second connecting flange. The other end of the bent fixing arm is connected with a panel shell plate of the panel assembly through a second connecting flange, the bent fixing arm is hollow, a grouting pump motor is connected with a motor encoder, a display screen in the panel assembly is connected with the motor encoder, a pneumatic ball valve and an integrated flow pressure sensor, and a plurality of buttons are arranged in the panel assembly. The button is connected with the display screen, the motor encoder and the pneumatic ball valve, a timer is arranged in the panel assembly, and the timer is connected with the display screen, the button and the motor encoder. According to the grouting pump monitoring device for the post-grouting process of the cast-in-place pile, quality control is carried out on the post-grouting process of the cast-in-place pile, and construction efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of the pressure grouting pump, especially relates to a pressure grouting pump monitoring device for post grouting process of bored pile. BACKGROUND

[0002] The post grouting of bored pile refers to that after the bored pile is formed, the grouting pipe is installed in the pile bottom or the pile side, and after the pile body reaches a certain strength, the cement slurry under pressure is pressed into the pile end and the pile side soil by the high-pressure grouting pump to fill, penetrate, compact, split, consolidate and cure the pile end soil and the pile side soil, so that the original loose soil particles and cracks are cemented into stone bodies with certain strength, the strength of the pile end soil and the pile side soil is enhanced, the inherent defects of the traditional bored pile construction process are eliminated, and a technical measure of improving the bearing capacity and reducing the settlement is achieved.

[0003] The grouting quality in the post grouting process of the bored pile has a great influence on the bearing capacity of the pile foundation, and the traditional grouting process cannot monitor the grouting process in the grouting construction process, so that the quality of the bored pile is low, and the bearing capacity of the bored pile near the sea is not up to standard. UTILITY MODEL CONTENT

[0004] Therefore, the utility model aims at providing a pressure grouting pump monitoring device for post grouting process of bored pile to solve the problem that the traditional grouting process cannot monitor the grouting process in the grouting construction process, so that the quality of the bored pile is low, and the bearing capacity of the bored pile near the sea is not up to standard.

[0005] To achieve the above-mentioned purpose, the technical scheme of the utility model is as follows:

[0006] The utility model provides a pressure grouting pump monitoring device for post grouting process of bored pile, include, the fixed arm of bending, panel assembly, the fixed arm of bending is connected with panel assembly through second connecting flange, the fixed arm of bending one end is connected with the fixed support of pressure grouting pump through first connecting flange, the other end of the fixed arm of bending is connected with the panel shell plate of panel assembly through second connecting flange, the fixed arm of bending is hollow in, pressure grouting pump motor is connected with motor encoder, display screen in panel assembly is connected with motor encoder, pneumatic ball valve, integrated flow pressure sensor, the button of panel assembly has a plurality, the button is connected with display screen, motor encoder, pneumatic ball valve respectively, be equipped with chronograph in panel assembly, chronograph is connected with display screen, button, motor encoder.

[0007] Further, the pneumatic ball valve is arranged on the input pipeline side of the pressure grouting pump motor, and the pneumatic ball valve is connected with the integrated flow pressure sensor; the integrated flow pressure sensor is arranged on the output side of the pressure grouting pump output pipe of the pressure grouting pump motor, and the integrated flow pressure sensor is connected with the pressure grouting pump motor.

[0008] Further, when the input pipeline of the pressure grouting pump motor is a pressure grouting pump input elbow, the pneumatic ball valve is arranged at the input side of the pressure grouting pump input elbow.

[0009] Further, the bent fixing arm comprises a first connecting flange, a first rectangular connecting arm, a right-angle connecting piece, a second rectangular connecting arm and a second connecting flange, the first connecting flange is provided with a rectangular hollow connecting plate, the first rectangular connecting arm and the second rectangular connecting arm are hollow, the right-angle connecting piece connects the first rectangular connecting arm and the second rectangular connecting arm and is bolted with both, the lower part of the second rectangular connecting arm is bolted with the second connecting flange, and bearings are arranged in the first connecting flange and the second connecting flange.

[0010] Further, the panel assembly comprises frame corners, a panel shell plate, a handle rod, a connecting seat, a display screen, a panel front plate and buttons, the frame corners are arranged at four corners of the panel shell plate, the panel shell plate is arranged around and at the back of the panel assembly, a panel front plate is arranged at the front of the panel shell plate, a plurality of first circular through holes are arranged on the panel front plate, the buttons are arranged at the first circular through holes, a rectangular through hole is arranged on the panel front plate and the display screen is arranged in the rectangular through hole, the connecting seat is arranged on the left and right sides of the panel shell plate, the central axes of the left and right sides of the panel shell plate are symmetrically arranged, the central axes are connected through the handle rod, a second circular through hole is arranged on the upper surface of the panel shell plate and is connected with the central hole of the second connecting flange.

[0011] Further, the buttons comprise an emergency stop button, a start button and a pause button, and the emergency stop button, the start button and the pause button are connected with the motor encoder respectively.

[0012] Compared with the prior art, the pressure grouting pump monitoring device for the post-grouting process of a cast-in-place pile has the following advantages:

[0013] (1) The integrated flow pressure sensor in the utility model is used for monitoring the outlet pressure of the grouting pump, ensures that the pressure value reaches the construction requirement of post-pouring pile grouting, so as to ensure that the slurry can effectively penetrate into the pile bottom and the soil layer around the pile. At the same time, the flow of the grouting pump is monitored, that is, the amount of slurry pumped out per unit time, so as to ensure that the grouting rate and the grouting amount meet the construction requirement of post-pouring pile grouting. The pneumatic ball valve can accurately control the fluid flow entering the pressure grouting pump, ensure the normal work of the pump and the stable operation of the system. When starting or stopping the pump, the ball valve can be gradually opened or closed, so as to avoid the impact on the pressure grouting pump and the pipeline system. The bending fixing arm can provide a certain adjustment range, so that the panel assembly can be adjusted according to different installation requirements, improve the flexibility of the pressure grouting pump monitoring device installation process. The connection between the bending fixing arm and the panel assembly can disperse stress and reduce the pressure of the single connection point, thereby improving the durability and fatigue resistance of the pressure grouting pump monitoring device as a whole.

[0014] (2) The pneumatic ball valve is arranged in front of the bend pipe of the pressure grouting pump input pipeline in the utility model, which not only can improve the safety, stability and work efficiency of the construction process, but also can reduce the cost and energy consumption of maintaining the pressure grouting pump, and ensure the normal operation of the pressure grouting pump.

[0015] (3) The pressure grouting pump monitoring device as a whole can reduce the time of manual inspection and recording through sensor monitoring, improve the construction efficiency, display the pressure and flow data of the pressure grouting pump in real time, facilitate the active adjustment of the pressure grouting pump in the construction process, and control the grouting start time and grouting interval time to control the quality of the post-pouring pile grouting process, so as to improve the bearing capacity of the coastal pouring pile. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings constituting a part of the utility model are used to provide further understanding of the utility model, and the schematic embodiment of the utility model and the description thereof are used to explain the utility model, and do not constitute improper limitation on the utility model.

[0017] In the drawings:

[0018] Fig. 1 The shaft side schematic view of the pressure grouting pump monitoring device for the post-pouring pile grouting process described in the embodiment of the utility model;

[0019] Fig. 2 The connection schematic view of the pressure grouting pump in the post-pouring pile grouting process described in the embodiment of the utility model.

[0020] Explanation of reference signs:

[0021] 1, slurry pump motor; 2, slurry pump input elbow; 3, integrated flow pressure sensor; 4, pneumatic ball valve; 5, slurry pump output pipe; 6, rectangular hollow connecting plate; 7, first connecting flange; 8, first rectangular connecting arm; 9, right angle connecting piece; 10, second rectangular connecting arm; 11, second connecting flange; 12, frame wrap angle; 13, panel shell plate; 14, handle rod; 15, connecting seat; 16, display screen; 17, panel front plate; 18, button. DETAILED DESCRIPTION

[0022] It should be noted that the embodiments in the present application and the features in the embodiments can be combined with each other without conflict.

[0023] In the description of the present application, it should be understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second" and the like are only for the purpose of description and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0024] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connection", "connecting" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0025] The present application will be described in detail below with reference to the drawings and in combination with the embodiments.

[0026] Reference Figs. 1-2As shown, the embodiment provides a pressure grouting pump monitoring device for post-grouting process of cast-in-place pile, which comprises a bent fixed arm, a panel assembly, the bent fixed arm is connected with the panel assembly through a second connecting flange 11, one end of the bent fixed arm is connected with a fixed support of the pressure grouting pump through a first connecting flange 7, the other end of the bent fixed arm is connected with a panel housing plate 13 of the panel assembly through the second connecting flange 11, the bent fixed arm is hollow inside, a pressure grouting pump motor 1 is connected with a motor encoder, a display screen 16 in the panel assembly is connected with the motor encoder, a pneumatic ball valve 4 and an integrated flow pressure sensor 3, a plurality of buttons 18 are arranged in the panel assembly, the buttons 18 are connected with the display screen 6, the motor encoder and the pneumatic ball valve 4 respectively, a timer is arranged in the panel assembly, and the timer is connected with the display screen 6, the buttons 18 and the motor encoder.

[0027] In the embodiment, the integrated flow pressure sensor is used to monitor the outlet pressure of the grouting pump, to ensure that it reaches the pressure value required by the post-grouting construction of cast-in-place pile, so as to ensure that the slurry can effectively penetrate into the pile bottom and the soil layer around the pile. At the same time, the flow of the grouting pump, i.e. the amount of slurry pumped out per unit time, is monitored to ensure that the grouting rate and the grouting amount meet the construction requirements of post-grouting of cast-in-place pile. The pneumatic ball valve can accurately control the flow of fluid entering the pressure grouting pump, to ensure the normal operation of the pump and the stable operation of the system. When starting or stopping the pump, the ball valve can be gradually opened or closed to avoid impact on the pressure grouting pump and the pipeline system. The bent fixed arm can provide a certain adjustment range, so that the panel assembly can be adjusted according to different installation requirements, to improve the flexibility of the installation process of the pressure grouting pump monitoring device. The connection of the bent fixed arm and the panel assembly can disperse stress and reduce the pressure of a single connection point, to improve the durability and fatigue resistance of the whole pressure grouting pump monitoring device.

[0028] Specifically, in the embodiment, the pneumatic ball valve 4 is arranged on the input pipeline side of the pressure grouting pump motor 1, and the pneumatic ball valve 4 is connected with the integrated flow pressure sensor 3; the integrated flow pressure sensor 3 is arranged on the output side of the pressure grouting pump output pipe 5 of the pressure grouting pump motor 1, and the integrated flow pressure sensor 3 is connected with the pressure grouting pump motor 1.

[0029] Specifically, in the embodiment, when the input pipeline of the pressure grouting pump motor 1 is a pressure grouting pump input elbow 2, the pneumatic ball valve 4 is arranged on the input side of the pressure grouting pump input elbow 2.

[0030] When the construction space is limited, the use of elbow can better adapt to the space layout of the site, while the straight pipe is convenient for connection with other pipes or equipment. The elbow can reduce the impact and turbulence of the fluid before entering the pump body, help to smooth the fluid flow, and reduce the pressure loss. While the straight pipe can help to provide more stable fluid flow at the outlet of the pump, facilitating the connection of the subsequent pipeline and the transportation of the fluid. The pneumatic ball valve is arranged before the elbow of the pressure grouting pump input pipeline, which not only can improve the safety, stability and work efficiency of the construction process, but also can reduce the cost and energy consumption of maintaining the pressure grouting pump, and ensure the normal operation of the pressure grouting pump.

[0031] Specifically, in the embodiment, the bending fixing arm includes a first connecting flange 7, a first rectangular connecting arm 8, a right-angle connecting piece 9, a second rectangular connecting arm 10, and a second connecting flange 11. The first connecting flange 7 is provided with a rectangular hollow connecting plate 6. The first rectangular connecting arm 8 and the second rectangular connecting arm 10 are hollow inside. The right-angle connecting piece 9 connects the first rectangular connecting arm 8 and the second rectangular connecting arm 10 and is bolted therewith. The second rectangular connecting arm 10 is bolted with the second connecting flange 11 at the lower part. Bearings are arranged in the first connecting flange 7 and the second connecting flange 11.

[0032] Specifically, in the embodiment, the panel assembly includes a frame corner 12, a panel shell plate 13, a handle rod 14, a connecting seat 15, a display screen 16, a panel front plate 17, and a button 18. The frame corner 12 is arranged at the four corners of the panel shell plate 13. The panel shell plate 13 is arranged around and at the back of the panel assembly. The panel front plate 17 is arranged at the front of the panel shell plate 13. A plurality of first circular through holes are arranged on the panel front plate 17. The button 18 is arranged at the first circular through holes. A rectangular through hole is arranged on the panel front plate 17. The display screen 16 is arranged in the rectangular through hole. The connecting seat 15 is arranged on the left and right sides of the panel shell plate 13. The center axes of the left and right sides of the panel shell plate 13 are symmetrically arranged. The center axes are connected by the handle rod 14. A second circular through hole is arranged on the upper surface of the panel shell plate 13. The second circular through hole is connected with the center hole of the second connecting flange 11.

[0033] In the embodiment, the panel shell corner not only protects the edges of the panel shell to prevent scratching and wear, but also enhances the overall structural strength of the product and improves the durability of the product.

[0034] Specifically, in the embodiment, the button 18 includes an emergency stop button, a start button, and a pause button. The emergency stop button, the start button, and the pause button are respectively connected with the motor encoder.

[0035] The whole grouting pump monitoring device can reduce the time of manual inspection and recording, improve construction efficiency, display pressure and flow data of the grouting pump in real time, facilitate active adjustment of the grouting pump in the construction process, control grouting start time and grouting interval time, control the quality of the post-grouting process of the cast-in-place pile, and achieve the effect of improving the bearing capacity of the cast-in-place pile near the sea.

[0036] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A grouting pump monitoring device for the post-grouting process of cast-in-place piles, characterized in that, The assembly includes a bending and fixing arm and a panel assembly. The bending and fixing arm is connected to the panel assembly via a second connecting flange (11). One end of the bending and fixing arm is connected to the fixed support of the grouting pump via a first connecting flange (7). The other end of the bending and fixing arm is connected to the panel shell plate (13) of the panel assembly via a second connecting flange (11). The bending and fixing arm is hollow inside. The grouting pump motor (1) is connected to the motor encoder. The display screen (16) in the panel assembly is connected to the motor encoder, the pneumatic ball valve (4), and the integrated flow and pressure sensor (3). The panel assembly contains several buttons (18). The buttons (18) are connected to the display screen (16), the motor encoder, and the pneumatic ball valve (4) respectively. The panel assembly contains a timer. The timer is connected to the display screen (16), the buttons (18), and the motor encoder.

2. The grouting pump monitoring device for the post-grouting process of cast-in-place piles according to claim 1, characterized in that, A pneumatic ball valve (4) is located on the input pipe side of the grouting pump motor (1), and the pneumatic ball valve (4) is connected to an integrated flow and pressure sensor (3); the integrated flow and pressure sensor (3) is located on the output side of the grouting pump output pipe (5) of the grouting pump motor (1), and the integrated flow and pressure sensor (3) is connected to the grouting pump motor (1).

3. The grouting pump monitoring device for the post-grouting process of cast-in-place piles according to claim 2, characterized in that, When the input pipe of the grouting pump motor (1) is the grouting pump input bend (2), the pneumatic ball valve (4) is located on the input side of the grouting pump input bend (2).

4. The grouting pump monitoring device for the post-grouting process of cast-in-place piles according to claim 1, characterized in that, The bending and fixing arm includes a first connecting flange (7), a first rectangular connecting arm (8), a right-angle connector (9), a second rectangular connecting arm (10), and a second connecting flange (11). The first connecting flange (7) is provided with a rectangular hollow connecting plate (6). The first rectangular connecting arm (8) and the second rectangular connecting arm (10) are hollow inside. The right-angle connector (9) connects the first rectangular connecting arm (8) and the second rectangular connecting arm (10) and is bolted to both. The lower part of the second rectangular connecting arm (10) is bolted to the second connecting flange (11). Both the first connecting flange (7) and the second connecting flange (11) are provided with bearings.

5. The grouting pump monitoring device for the post-grouting process of cast-in-place piles according to claim 1, characterized in that, The panel assembly includes a frame corner protector (12), a panel outer shell plate (13), a handle bar (14), a connecting seat (15), a display screen (16), a front panel plate (17), and a button (18). The frame corner protector (12) is located at the four corners of the panel outer shell plate (13). The panel outer shell plate (13) is located around the perimeter and back of the panel assembly. The front panel plate (17) is located at the front connection of the panel outer shell plate (13). The front panel plate (17) has several first circular through holes. The button (18) is installed at the first circular through holes. The front panel plate (17) has rectangular through holes. The display screen (16) is installed at the rectangular through holes. The connecting seat (15) is located on the left and right sides of the panel outer shell plate (13). The central axes of the left and right sides of the panel outer shell plate (13) are symmetrically arranged and connected in the middle by the handle bar (14). The upper surface of the panel outer shell plate (13) has a second circular through hole. The second circular through hole is connected to the central hole of the second connecting flange (11).

6. The grouting pump monitoring device for post-grouting process of cast-in-place piles according to claim 5, characterized in that, The button (18) includes an emergency stop button, a start button, and a pause button, which are respectively connected to the motor encoder.

Images