High-pressure jet grouting pile construction early warning method and system

Abstract

The invention provides a high-pressure jet grouting pile construction early warning method and system.The high-pressure jet grouting pile construction early warning method comprises the steps that multi-source data during high-pressure jet grouting pile construction are collected in real time, and the multi-source data comprise drill rod data and grouting data; synchronously integrating the preprocessed multi-source data according to a timestamp so as to construct a multi-parameter data set; based on the multi-parameter data set, the effective lifting speed and the effective pile length of the drill rod are obtained according to a preset dynamic algorithm; and the effective lifting speed and the effective pile length are subjected to threshold value judgment, so that an alarm prompt is triggered. According to the application, multi-sensor data are integrated, key parameters are dynamically analyzed in real time, and alarm is automatically triggered, so that the controllability and reliability of the construction process are improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of building construction, and particularly relates to a high-pressure jet grouting pile construction early warning method and system. BACKGROUND

[0002] In the traditional high-pressure jet grouting pile construction process, parameters such as inclination, depth, lifting speed, slurry pressure, flow rate and water-cement ratio are usually collected by independent sensors, and the data is scattered and lacks real-time interconnection, resulting in poor parameter coordination and delayed abnormal response. For example, when the lifting speed is abnormal, it is difficult for the operator to find the relevance of the lifting speed to the slurry flow rate and pressure in time, which may cause quality problems such as insufficient pile length or uneven pile body.

[0003] In addition, the prior art lacks dynamic calculation and threshold alarm mechanism for effective lifting speed and effective pile length, and the construction quality is highly dependent on manual experience judgment, which has a large error risk. SUMMARY

[0004] Therefore, the application aims to provide a high-pressure jet grouting pile construction early warning method and system to solve at least one of the above problems.

[0005] To achieve the above-mentioned purpose, the technical scheme of the application is as follows: In a first aspect, the application provides a high-pressure jet grouting pile construction early warning method, comprising: real-time collection of multi-source data during high-pressure jet grouting pile construction, wherein the multi-source data includes drill pipe data and grouting data; synchronous integration of the pre-processed multi-source data according to time stamps to construct a multi-parameter data set; based on the multi-parameter data set, and according to a preset dynamic algorithm, obtaining the effective lifting speed and effective pile length of the drill pipe; threshold judgment of the effective lifting speed and the effective pile length respectively to trigger an alarm prompt.

[0006] In a second aspect, based on the same inventive concept, the application further provides a high-pressure jet grouting pile construction early warning system, comprising: a data acquisition module configured to collect multi-source data during high-pressure jet grouting pile construction in real time, wherein the multi-source data includes drill pipe data and grouting data; a data processing module configured to synchronously integrate the pre-processed multi-source data according to time stamps to construct a multi-parameter data set; a data calculation module configured to obtain the effective lifting speed and effective pile length of the drill pipe based on the multi-parameter data set and according to a preset dynamic algorithm; The early warning prompt module is configured to trigger an alarm prompt by respectively performing threshold value judgment on the effective lifting speed and the effective pile length.

[0007] In a third aspect, based on the same inventive concept, the present application also provides an electronic device, comprising a memory, a processor, and a computer program stored in the memory and capable of running on the processor, wherein the processor executes the program to realize the method according to the first aspect.

[0008] In a fourth aspect, based on the same inventive concept, the present application also provides a non-transitory computer readable storage medium, wherein the non-transitory computer readable storage medium stores computer instructions for causing the computer to execute the method according to the first aspect.

[0009] Compared with the prior art, the high-pressure rotary jet pile construction early warning method and system has the following beneficial effects: The high-pressure rotary jet pile construction early warning method according to the present application realizes accurate alarm by real-time collection of multi-source data, calculation of effective lifting speed and effective pile length based on a dynamic algorithm, and combination of a preset threshold value, thereby ensuring that the construction parameters meet the design standards. BRIEF DESCRIPTION OF DRAWINGS

[0010] The accompanying drawings, which form a part of the present application, are intended to provide further understanding of the present application, and the illustrative embodiments of the present application and their descriptions are used to explain the present application, and do not constitute improper limitations on the present application. In the drawings: Figure 1 A high-pressure rotary jet pile construction early warning method according to an embodiment of the present application is shown in a flowchart. Figure 2 A high-pressure rotary jet pile construction early warning system according to an embodiment of the present application is shown in a structural schematic diagram. Figure 3 An electronic device according to an embodiment of the present application is shown in a hardware structural schematic diagram. DETAILED DESCRIPTION

[0011] In order to make the purpose, technical scheme and advantages of the present application clearer, the present application is further described in detail below with reference to specific embodiments and the accompanying drawings.

[0012] For ease of description, unless otherwise defined, the technical terms or scientific terms used in the embodiments of the present application shall have the ordinary meanings understood by one of ordinary skill in the art to which the present application pertains. The terms "first", "second", and similar terms used in the embodiments of the present application do not denote any order, quantity, or importance, but are merely used to distinguish different constituent parts. The terms "include", "contain", and similar terms mean that the elements or objects before the terms encompass the elements or objects listed after the terms and their equivalents, and do not exclude other elements or objects. The terms "connect" or "connected" and similar terms do not mean only physical or mechanical connections, but can include electrical connections, whether direct or indirect. The terms "upper", "lower", "left", "right", and the like merely represent relative positional relationships, which can change when the absolute positions of the described objects change.

[0013] The embodiments of the present application are described in detail below with reference to the accompanying drawings.

[0014] Referring to Figure 1 The present embodiment provides a high-pressure rotary jet pile construction early warning method, which specifically comprises the following steps: Step S101, real-time collection of multi-source data during high-pressure rotary jet pile construction, wherein the multi-source data comprises drill pipe data and grouting data.

[0015] Specifically, in the present embodiment, multi-source data is collected in real time by setting up digital interconnection of the inclination sensor, the depth and lifting speed sensor, the slurry pressure sensor, the slurry flow sensor, and the water-cement ratio monitoring device. The inclination sensor is installed at a key position of the drill pipe for real-time monitoring of the inclination angle of the drill pipe, denoted as The depth and lifting speed sensor is integrated on the drill pipe to measure the drilling depth (unit: m) and the lifting speed (unit: m / min); the slurry pressure sensor is installed on the grouting pipeline to collect the slurry pressure (unit: MPa) in real time; the slurry flow sensor is used to measure the slurry flow (unit: L / min); wherein the slurry pressure sensor and the slurry flow sensor need to be calibrated regularly to avoid the influence of slurry crystallization on data accuracy; the water-cement ratio monitoring device is used to obtain the slurry water-cement ratio in real time.

[0016] The present embodiment adopts a real-time interconnection mode for multi-source data, and through digital integration and synchronous transmission, eliminates data islands and improves parameter collaboration.

[0017] Step S102, a multi-parameter data set is constructed by synchronously integrating the pre-processed multi-source data according to timestamps.

[0018] Specifically, in the embodiment, the collected grouting pressure data, grout flow data, grout water-cement ratio data, drilling depth data, drilling rod lifting speed data and inclination angle data are subjected to data cleaning (including missing value filling, abnormal value detection and repeated data removal, etc.); at the same time, based on the industrial Internet of Things protocol (such as MQTT), the sensor data is synchronously transmitted to the central processor with timestamps to construct a multi-parameter data set S(t) = { , , , , , }, ensuring data real-time and consistency.

[0019] Step S103, based on the multi-parameter data set, the effective lifting speed of the drilling rod and the effective pile length are obtained according to the preset dynamic algorithm.

[0020] Specifically, in the embodiment, the effective lifting speed V(t) and the effective pile length L(t) are calculated according to the formulas and , and the results are updated every 10 seconds.

[0021] Further, according to the dynamic correction theory of grout flow and grouting pressure, the effective lifting speed formula is defined as: ; wherein, , are design values for eliminating the influence of grout supply fluctuation on the lifting speed; In the formula, denotes the grouting pressure, denotes the grout flow, v denotes the lifting speed of the drilling rod, denotes the effective lifting speed.

[0022] According to the drilling depth and the inclination angle of the drilling rod, the effective pile length formula is defined as: ; In the formula, denotes the drilling depth, denotes the inclination angle of the drilling rod, denotes the effective pile length.

[0023] Step S104, by respectively performing threshold value judgment on the effective lifting speed and the effective pile length, an alarm prompt is triggered.

[0024] Specifically, in the present embodiment, the effective lifting speed is compared with the preset threshold range to trigger an alarm.

[0025] The effective pile length is compared with the preset pile length reference value, and the difference is compared with the preset deviation reference value to trigger an alarm.

[0026] Further, the effective lifting speed alarm is triggered if The preset allowable range is set to , and are initial threshold values. An audible and light alarm is triggered to remind the construction personnel to adjust the lifting speed of the drill pipe.

[0027] The effective pile length alarm is triggered if For example, The alarm is triggered and the deviation data is recorded. If the difference exceeds , an alarm (yellow warning) is triggered to remind the personnel to review the drilling depth and verticality.

[0028] In step S104, the effective parameters are calculated based on a dynamic algorithm, and the system monitors and in real time during construction to quickly identify and respond to abnormal conditions. When the alarm is triggered, a maintenance work order is automatically generated and pushed to the management personnel to avoid quality defects. At the same time, the alarm data is exported every month to analyze the causes of high-frequency abnormalities and optimize the construction process.

[0029] In some embodiments, the method further comprises: The threshold range and the deviation threshold are dynamically adjusted based on historical data and alarm records.

[0030] Specifically, in the present embodiment, the historical data and alarm records are stored, and the threshold parameters are optimized using statistical analysis, for example, the dynamic range of and is adjusted based on historical data. The present embodiment optimizes the alarm threshold in combination with historical data to improve the adaptability of the system to different geological conditions.

[0031] In addition, the present embodiment also embodies efficient human-machine collaboration, that is, the complexity of manual intervention is reduced through a visual interface to improve construction efficiency and safety.

[0032] The method described in the present embodiment realizes real-time collection of multi-source data, calculation of effective lifting speed and effective pile length based on a dynamic algorithm, and precise alarm based on preset threshold values to ensure that the construction parameters meet the design standards.

[0033] It is to be understood that the foregoing description is descriptive only. Other embodiments are within the scope of the appended claims. In some cases, the actions or steps recited in the claims can be performed in a different order and still achieve desirable results. Additionally, the processes depicted in the attached figures do not necessarily require the particular order shown or sequential order to achieve desirable results. In certain implementations, multitasking and parallel processing can be advantageous.

[0034] Based on the same inventive concept, the embodiments of the present application also provide a high-pressure rotary jet grouting pile construction early warning system corresponding to the method of any of the above embodiments.

[0035] As shown in Figure 2 The high-pressure rotary jet grouting pile construction early warning system comprises: The data acquisition module 11 is configured to acquire multi-source data in real time during high-pressure rotary jet grouting pile construction, wherein the multi-source data comprises drill pipe data and grouting data; The data processing module 12 is configured to synchronize and integrate the preprocessed multi-source data according to timestamps to construct a multi-parameter data set; The data calculation module 13 is configured to obtain an effective lifting speed of the drill pipe and an effective pile length based on the multi-parameter data set and according to a preset dynamic algorithm; The early warning prompt module 14 is configured to trigger an alarm prompt by performing threshold value judgment on the effective lifting speed and the effective pile length, respectively.

[0036] For the convenience of description, the above system is described in various modules according to functions. Of course, the functions of the modules can be implemented in the same or multiple software and / or hardware when implementing the embodiments of the present application.

[0037] The system of the above embodiments is used to implement the corresponding method of any of the above embodiments, and has the beneficial effects of the corresponding method embodiments, which are not described here.

[0038] Based on the same inventive concept, the embodiments of the present application also provide an electronic device, comprising a memory, a processor, and a computer program stored in the memory and executable on the processor, wherein the processor implements the method according to any one of the above embodiments when executing the program.

[0039] Figure 3A more specific electronic device hardware structure schematic diagram provided by the embodiment is shown, and the device can include: a processor 1010, a memory 1020, an input / output interface 1030, a communication interface 1040, and a bus 1050. The processor 1010, the memory 1020, the input / output interface 1030, and the communication interface 1040 are connected through the bus 1050 for communication between each other inside the device.

[0040] The processor 1010 can be implemented by a general-purpose CPU (Central Processing Unit), a microprocessor, an ASIC (Application Specific Integrated Circuit), or one or more integrated circuits, etc., for executing related programs to implement the technical solutions provided by the embodiments of the present specification.

[0041] The memory 1020 can be implemented by a ROM (Read Only Memory), a RAM (Random Access Memory), a static storage device, a dynamic storage device, etc. The memory 1020 can store an operating system and other application programs, and when the technical solutions provided by the embodiments of the present specification are implemented by software or firmware, the related program codes are stored in the memory 1020 and called and executed by the processor 1010.

[0042] The input / output interface 1030 is used to connect input / output modules to realize information input and output. The input / output modules can be configured as components in the device (not shown in the figure) or externally connected to the device to provide corresponding functions. The input device can include a keyboard, a mouse, a touch screen, a microphone, various sensors, etc., and the output device can include a display, a speaker, a vibrator, an indicator light, etc.

[0043] The communication interface 1040 is used to connect a communication module (not shown in the figure) to realize the communication interaction between the device and other devices. The communication module can realize communication through a wired manner (such as USB, network cable, etc.) or through a wireless manner (such as mobile network, WIFI, Bluetooth, etc.).

[0044] The bus 1050 includes a channel to transmit information between various components (such as the processor 1010, the memory 1020, the input / output interface 1030, and the communication interface 1040) of the device.

[0045] It should be noted that although the above device only shows the processor 1010, the memory 1020, the input / output interface 1030, the communication interface 1040 and the bus 1050, in the specific implementation process, the device can also include other components necessary for normal operation. In addition, those skilled in the art can understand that the above device can also only contain the components necessary to implement the embodiments of the present application, and does not necessarily contain all the components shown in the figure.

[0046] The electronic device of the above embodiment is used to implement the corresponding method in any of the preceding embodiments, and has the beneficial effects of the corresponding method embodiments, which are not described here.

[0047] Based on the same inventive concept, corresponding to the method of any of the above embodiments, the present application also provides a non-transitory computer readable storage medium storing computer instructions for causing the computer to execute the method of any of the above embodiments.

[0048] The computer readable medium of the present embodiment includes permanent and non-permanent, removable and non-removable media, which can be realized by any method or technology to store information. The information can be computer readable instructions, data structures, program modules or other data. Examples of computer storage media include, but are not limited to, phase change memory (PRAM), static random access memory (SRAM), dynamic random access memory (DRAM), other types of random access memory (RAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), flash memory or other memory technologies, compact disc read-only memory (CD-ROM), digital versatile disc (DVD) or other optical storage, magnetic cassette, magnetic tape disk storage or other magnetic storage devices, or any other non-transmission medium that can be used to store information accessible by a computing device.

[0049] The computer instructions stored in the storage medium of the above embodiment are used to cause the computer to execute the method of any of the above embodiments, and have the beneficial effects of the corresponding method embodiments, which are not described here.

[0050] Those skilled in the art should understand that the discussion of any of the above embodiments is only exemplary and is not intended to limit the scope (including claims) of the present application to these examples; the technical features of the above embodiments or different embodiments can also be combined under the idea of the present application, the steps can be implemented in any order, and there are many other changes of different aspects of the embodiments of the present application as described above. In order to be brief, they are not provided in detail.

[0051] Additionally, to simplify the description and discussion, and so as not to obscure the embodiments of the application being presented, the well-known functions or constructions of integrated circuit (IC) chips and other components can or can not be shown in the figures and will be omitted as not to unnecessarily obscure the embodiments of the application being presented. Moreover, the apparatus can be shown in block diagram form in order to avoid obscuring the embodiments of the application, and this also acknowledges the fact that the details in regards to the implementation of such block diagram apparatus are highly dependent on the platform within which the application is to be implemented (i.e., these details should be well within the purview of one of ordinary skill in the art to determine given the general principles of the application). Where specific details are set forth in order to describe an illustrative embodiment of the application, it will be apparent to one of ordinary skill in the art that the application can be practiced without, or with variations of, these specific details. Thus, the description is to be considered as illustrative and not restrictive, and the scope of the application should be determined not with reference to the above description, but should be given to the appended claims.

[0052] While the application has been described in connection with specific embodiments thereof, many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. For example, other memory architectures (e.g., dynamic RAM (DRAM)) can use the embodiments discussed.

[0053] Embodiments of the application are intended to cover all such alternatives, modifications and variations as falling within the scope of the appended claims. Accordingly, any omission, modification, equivalent replacement, improvement, etc. made in the spirit and principle of the embodiments of the application should be included in the scope of protection of the application.

Claims

1. A high-pressure jet grouting pile construction early warning method, characterized in that, The method comprises the following steps: real-time acquisition of multi-source data during high-pressure rotary jet grouting pile construction, wherein the multi-source data comprises drill rod data and grouting data; synchronous integration of the preprocessed multi-source data according to timestamps to construct a multi-parameter data set; based on the multi-parameter data set, the effective lifting speed of the drill rod and the effective pile length are obtained according to a preset dynamic algorithm; threshold value judgment is performed on the effective lifting speed and the effective pile length respectively to trigger an alarm prompt.

2. The method of claim 1, wherein: the drill rod data at least includes the inclination angle, lifting speed and drilling depth of the drill rod; the grouting data at least includes the grouting pressure, slurry flow and slurry water-cement ratio.

3. The method of claim 2, wherein, The effective lifting speed formula is defined as: ； wherein P represents the grout pressure, Q represents the grout flow rate, v represents the lifting speed of the drill pipe, represents the effective lifting speed.

4. The method of claim 3, wherein: threshold value judgment is performed on the effective lifting speed to trigger an alarm prompt.

5. The method of claim 2, wherein, The effective pile length formula is defined as: ； wherein represents the depth of the borehole, represents the angle of inclination of the drill pipe, represents the effective pile length.

6. The method of claim 5, wherein: difference processing is performed on the effective pile length and a preset pile length reference value, and the difference result is compared with a preset deviation reference to trigger an alarm prompt.

7. The method according to claim 4 or 6, characterized in that, Further comprising: dynamic adjustment of the threshold value range and the deviation threshold value based on historical data and alarm records.

8. A high-pressure jet grouting pile construction early warning system, characterized in that, The method comprises the following steps: a data acquisition module configured to real-time acquisition of multi-source data during high-pressure rotary jet grouting pile construction, wherein the multi-source data comprises drill rod data and grouting data; a data processing module configured to synchronous integration of the preprocessed multi-source data according to timestamps to construct a multi-parameter data set; a data calculation module configured to obtain the effective lifting speed of the drill rod and the effective pile length based on the multi-parameter data set and according to a preset dynamic algorithm; an early warning prompt module configured to trigger an alarm prompt by threshold value judgment on the effective lifting speed and the effective pile length respectively.

9. An electronic device comprising a memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the program to implement the method of any one of claims 1-7.

10. A non-transitory computer-readable storage medium, comprising: wherein: the non-transitory computer readable storage medium stores computer instructions for causing a computer to execute the method of any one of claims 1-7.

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