CN214623655U

CN214623655U - Remote collaborative engineering data acquisition system based on BIM

Info

Publication number: CN214623655U
Application number: CN202120666644.XU
Authority: CN
Inventors: 李翀; 张安良; 杜鹏飞
Original assignee: Zhongshui Jinglin Construction Co ltd
Current assignee: Zhongshui Jinglin Construction Co ltd
Priority date: 2021-03-31
Filing date: 2021-03-31
Publication date: 2021-11-05
Anticipated expiration: 2031-03-31

Abstract

The application discloses remote collaborative engineering data acquisition system based on BIM includes: the device comprises an outer barrel, a plurality of inner barrels, a temperature sensor, a humidity sensor, a vibrating wire type sensor, a piezoresistive type sensor, a power supply module, a wireless communication amplification module, an AD converter and a data transmission module, wherein the top surface of the outer barrel is open, and the bottom surface of the outer barrel is closed. The outer barrel is arranged in the monitoring area of the key points of the stress of the concrete, the inner barrels for containing the sensors are arranged in the outer barrel, the through holes are formed in the end face of the inner barrel, the wax sealing layers are contained in the through holes, so that the support and the protection can be provided for the sensors, the signal intensity of the sensors in the concrete after casting can be improved, the accuracy of obtaining relevant parameters of the key monitoring points of the dam body in the dam operation process is improved, and the monitoring effect of the dam body is improved in reliability.

Description

Remote collaborative engineering data acquisition system based on BIM

Technical Field

The application relates to the technical field of constructional engineering, in particular to a remote collaborative engineering data acquisition system based on BIM.

Background

In the operation and maintenance stage of the dam, a plurality of parameters in the use process of the dam need to be monitored so as to ensure the use safety of the dam, and whether the key indexes in operation reach critical points or not is found in time so as to improve the reliability of manual monitoring.

The existing sensors are mostly embedded in a dam body in the building process to acquire various parameters of the dam body, but the existing embedded sensors cannot acquire the temperature strain condition of the dam body in the construction engineering at the same time, because the change of the concrete in the construction process can cause different influences on the stress capacity of the solidified concrete, the existing sensors can not reproduce the relation between the stress change and the temperature in the concrete solidification process only by embedding a stress acquisition sensor in the dam body, so that after the building is completed, the stress of the dam body mainly depends on the real-time monitoring of various stress and pressure sensors, the analysis of influence pieces of the temperature change in the concrete solidification process in the casting process on the dam body can not be effectively utilized, the modeling result lacks key process parameters, and the modeling reliability is influenced.

Meanwhile, the existing sensors are mostly required to be preset in the dam body when concrete is poured, so that information such as internal stress conditions, displacement, tension, temperature and humidity can be accurately measured in the operation process of the dam body, the monitoring is reliable, the existing sensors are mostly required to be buried in concrete, and the existing sensors are limited by obstruction of the concrete, steel bars and the like to electric signals, so that the problems of low signal stability and low strength of the existing setting mode are caused.

SUMMERY OF THE UTILITY MODEL

The application provides a remote collaborative engineering data acquisition system based on BIM for solving the technical problems.

The application provides a remote collaborative engineering data acquisition system based on BIM, includes: an outer cylinder, a plurality of inner cylinders, a temperature sensor, a humidity sensor, a vibrating wire sensor, a piezoresistive sensor, a power supply module, a wireless communication amplification module, an AD converter and a data transmission module,

the top surface of the outer cylinder is open, the bottom surface of the outer cylinder is closed, and the inner cylinders are arranged in the outer cylinder at intervals; the first end of the inner cylinder is connected with the side wall of the outer cylinder, the first end of the inner cylinder is an opening, and a wax sealing layer is arranged in the opening at the first end of the inner cylinder; the temperature sensor, the humidity sensor, the vibrating wire sensor and the piezoresistive sensor are respectively accommodated in the inner cylinder;

the temperature sensor is respectively and electrically connected with the power supply module and the wireless communication amplification module, and the power supply module and the wireless communication amplification module are arranged in the inner barrel;

the humidity sensor is respectively and electrically connected with the power supply module and the wireless communication amplification module, and the power supply module and the wireless communication amplification module are arranged in the inner barrel;

the vibrating wire type sensor is respectively and electrically connected with the power supply module and the wireless communication amplification module, and the power supply module and the wireless communication amplification module are arranged in the inner barrel;

the piezoresistive sensor is respectively and electrically connected with the power supply module and the wireless communication amplification module, and the power supply module and the wireless communication amplification module are arranged in the inner barrel;

each wireless communication amplification module is electrically connected with the data transmission module respectively; the data transmission module is electrically connected with the BIM database; the probe of each sensor is accommodated and arranged on the second end surface of the inner cylinder;

and pouring concrete to fill the gap of the inner cavity of the outer cylinder from the top surface of the outer cylinder.

Preferably, the method comprises the following steps: the first inner cylinder is arranged at a vertex angle at the upper part of the outer cylinder;

the second inner cylinder is arranged at a vertex angle of the lower part of the outer cylinder and is symmetrical to the first inner cylinder;

the third inner cylinder is arranged at the other vertex angle of the upper part of the outer cylinder and is symmetrical to the first inner cylinder;

the fourth inner cylinder is arranged at the other vertex angle of the lower part of the outer cylinder and is symmetrical to the third inner cylinder.

Preferably, the temperature sensor is arranged in the first inner cylinder;

the humidity sensor is arranged in the second inner cylinder;

the vibrating wire type sensor is arranged in the third inner cylinder;

the piezoresistive sensor is arranged in the fourth inner cylinder.

Preferably, an inclined opening is formed in the second end face of the first inner cylinder; the probe of the temperature sensor is accommodated and arranged in the inclined opening.

Preferably, an inclined opening is formed in the second end face of the second inner cylinder; the probe of the humidity sensor is accommodated and arranged in the inclined opening.

Preferably, the method comprises the following steps: a plurality of AD converters housed in the inner cylinder; each AD converter is respectively connected with a temperature sensor, a humidity sensor, a vibrating wire sensor and a piezoresistive sensor, and the AD converters are electrically connected with the wireless communication amplification module.

Preferably, the method comprises the following steps: the sensor probe comprises a lead accommodating cylinder and a sensor probe cylinder, wherein a sensor probe cylinder is arranged at the first end of the lead accommodating cylinder, the outer end surface of the sensor probe cylinder is flush with the inner wall of the second end of the inner cylinder, and a probe is accommodated in the sensor probe cylinder;

the second end of the wire accommodating cylinder extends towards the first end of the inner cylinder;

the wire electrically connected with the probe is accommodated in the wire accommodating cylinder and is electrically connected with the wireless communication amplification module and the power supply module which are arranged in the second end of the inner cylinder.

Preferably, the method comprises the following steps: and the sealing block is sleeved on the outer wall of the wire containing cylinder and is in threaded connection with the inner wall of the inner cylinder.

Preferably, the method comprises the following steps: and the sealing ring is arranged on the inner wall of the inner barrel and is close to the probe, and the sealing ring is abutted against the end face of the sealing block.

The beneficial effects that this application can produce include:

1) according to the remote collaborative engineering data acquisition system based on the BIM, the outer cylinder is arranged in the monitoring area of the concrete stress key point, the inner cylinders for accommodating the sensors are arranged in the outer cylinder, the end face of the inner cylinder is provided with the through hole, and the wax sealing layer is accommodated in the through hole, so that the support and the protection can be provided for each sensor, the signal intensity of each sensor in the cast concrete can be improved, the accuracy of acquisition of relevant parameters of each key monitoring point of the dam body in the dam operation process is improved, and the monitoring effect on the dam body is improved in reliability; the outer cylinders containing the temperature sensor, the humidity sensor, the vibrating string sensor and the piezoresistive sensor are respectively arranged at each key point of the dam body, so that key parameters with large influence on the stress of the dam body at the key points of the dam body can be accurately obtained, and the sensors are respectively electrically connected with the BIM database, so that key and real-time effective parameters are provided for building a BIM model.

Drawings

FIG. 1 is a schematic diagram illustrating the connection of modules of a BIM-based remote collaborative engineering data acquisition system provided in the present application;

fig. 2 is a schematic front view of a module mounting cylinder provided in the present application;

FIG. 3 is a schematic top view of the module mounting cartridge provided herein;

illustration of the drawings:

11. a temperature sensor; 12. a humidity sensor; 13. a vibrating wire sensor; 14. a piezoresistive sensor; 21. a power supply module; 20. a wireless communication amplification module; 23. an AD converter; 30. a data transmission module; 40. a BIM database; 31. an outer cylinder; 311. a first inner cylinder; 312. a second inner barrel; 313. a third inner cylinder; 314. a fourth inner barrel; 321. wax sealing layer; 322. an oblique opening; 323. a sensor probe cartridge; 324. a wire receiving barrel; 325. a sealing block; 326. a seal ring; 327. twisting the groove; 328. a threaded segment.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the present invention, the embodiments and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the remote collaborative engineering data acquisition system based on BIM provided by the present application includes: an outer cylinder 31, a plurality of inner cylinders, a temperature sensor 11, a humidity sensor 12, a vibrating wire sensor 13, a piezoresistive sensor 14, a power supply module 21, a wireless communication amplification module 20, an AD converter 23 and a data transmission module 30,

the top surface of the outer cylinder 31 is open, the bottom surface is closed, and the inner cylinders are arranged in the outer cylinder 31 at intervals; the first end of the inner cylinder is connected with the side wall of the outer cylinder 31, the first end of the inner cylinder is an opening, and a wax sealing layer 321 is arranged in the opening at the first end of the inner cylinder; the temperature sensor 11, the humidity sensor 12, the vibrating wire sensor 13 and the piezoresistive sensor 14 are respectively accommodated in the inner cylinder;

the temperature sensor 11 is respectively electrically connected with the power supply module 21 and the wireless communication amplification module 20, and the power supply module 21 and the wireless communication amplification module 20 are arranged in the inner cylinder;

the humidity sensor 12 is electrically connected with the power supply module 21 and the wireless communication amplification module 20 respectively, and the power supply module 21 and the wireless communication amplification module 20 are arranged in the inner cylinder;

the vibrating wire sensor 13 is respectively electrically connected with the power supply module 21 and the wireless communication amplification module 20, and the power supply module 21 and the wireless communication amplification module 20 are arranged in the inner cylinder;

the piezoresistive sensor 14 is respectively electrically connected with the power supply module 21 and the wireless communication amplification module 20, and the power supply module 21 and the wireless communication amplification module 20 are arranged in the inner cylinder;

each wireless communication amplifying module 20 is electrically connected with the data transmission module 30; the data transmission module 30 is electrically connected with the BIM database 40; the probe of each sensor is accommodated and arranged on the second end surface of the inner cylinder;

the cast concrete fills the gap of the inner cavity of the outer cylinder 31 from the top surface of the outer cylinder 31.

When in use, the outer barrel 31 is arranged at a monitoring key point of the dam body; the inner cylinder and the outer cylinder 31 with the sensors mounted inside are arranged at the monitoring key points of the dam body, gaps between the outer cylinder 31 and the inner cylinder are filled when concrete is cast, so that a monitoring surface is formed on the end face of the inner cylinder, the probe is in detection contact with a concrete layer to realize dam body construction, each parameter is accurately measured in the operation process, the obtained parameter is amplified by the wireless communication amplification module 20 electrically connected with the probe and then transmitted to the data transmission module 30, the reliability of electric signals of all detection points can be improved, the problem that detection results are wrong due to poor use conditions is avoided, and the detection reliability in the operation process is improved.

Set up wax sealing 321 in the first terminal surface of inner tube simultaneously, can waterproof moisturizing on the one hand, can also melt the wax layer as required and change or handle internal power supply subassembly or probe after, inner tube, urceolus 31 can provide duplicate protection for the sensor simultaneously, improve the sensor security in the use.

Meanwhile, sensors in the temperature sensor 11, the humidity sensor 12, the vibrating wire sensor 13 and the piezoresistive sensor 14 are arranged, so that various key parameters of monitoring key points can be effectively monitored, and the monitoring comprehensiveness is improved.

The acquired monitoring data is transmitted to the BIM database 40 in real time for storage, so that the model with high real-time and high accuracy can be acquired conveniently when the model is constructed.

The structure of the second end surface of the inner cylinder can be adjusted according to the contact mode of the sensor used in practice and the concrete when acquiring data. The arrangement mode of all the sensor probes used in the application is arranged according to the existing common arrangement mode, and the description is not repeated.

Referring to fig. 3, preferably, it includes: a first inner cylinder 311, a second inner cylinder 312, a third inner cylinder 313 and a fourth inner cylinder 314, wherein the first inner cylinder 311 is arranged at a vertex angle at the upper part of the outer cylinder 31; the second inner cylinder 312 is arranged at a vertex angle of the lower part of the outer cylinder 31 in symmetry with the first inner cylinder 311; the third inner cylinder 313 is arranged at the other vertex angle of the upper part of the outer cylinder 31 and is symmetrical with the first inner cylinder 311; the fourth inner cylinder 314 is disposed at the other vertex angle of the lower portion of the outer cylinder 31 and is symmetrical to the third inner cylinder 313.

By arranging the inner cylinders according to the above, the stress uniformity of the inner cylinders can be improved, the inner cylinders and the sensors are effectively protected, and the space utilization rate in the outer cylinder 31 is increased.

Preferably, the temperature sensor 11 is disposed in the first inner cylinder 311; the humidity sensor 12 is disposed in the second inner barrel 312; the vibrating wire sensor 13 is arranged in the third inner cylinder 313; the piezoresistive sensor 14 is disposed within the fourth inner barrel 314.

Preferably, the second end face of the first inner cylinder 311 is provided with an inclined opening 322; the probe of the temperature sensor 11 is accommodated in the inclined opening 322.

Preferably, the second end face of the second inner cylinder 312 is provided with an inclined opening 322; the probe of the humidity sensor 12 is accommodated in the inclined opening 322.

According to the arrangement, the detection accuracy can be improved while the safety of the probe can be effectively protected. The inclined opening 322 is a through hole formed on the end surface, the inner side wall of the through hole is an inclined wall, the inclined wall is contracted towards one side of the probe, namely the diameter of the first end surface of the through hole is smaller than that of the second end surface, and the first end surface is arranged close to the probe.

Preferably, the method comprises the following steps: a plurality of AD converters 23, the AD converters 23 being accommodated in the inner cylinder; the AD converters 23 are respectively connected to the temperature sensor 11, the humidity sensor 12, the vibrating wire sensor 13, and the piezoresistive sensor 14, and are electrically connected to the wireless communication amplifying module 20.

Preferably, the method comprises the following steps: the sensor probe comprises a lead accommodating cylinder 324 and a sensor probe cylinder 323, wherein the first end of the lead accommodating cylinder 324 is provided with the sensor probe cylinder 323, the outer end surface of the sensor probe cylinder 323 is flush with the inner wall of the second end of the inner cylinder, and the probe is accommodated in the sensor probe cylinder 323; the second end of the wire containment cylinder 324 extends toward the first end of the inner cylinder; the lead electrically connected with the probe is accommodated in the lead accommodating cylinder 324 and is electrically connected with the wireless communication amplifying module 20 and the power supply module 21 arranged in the second end of the inner cylinder.

The first end of the inner cylinder close to the outside is provided with the wireless communication amplification module 20, so that the signal transmission obstruction can be reduced, the transmission efficiency and the effectiveness can be improved, and the probe and the connecting wire thereof can be effectively protected by arranging the wire accommodating cylinder 324 and the sensor probe cylinder 323.

Preferably, the method comprises the following steps: and the sealing block 325 is sleeved on the outer wall of the wire accommodating cylinder 324 and is in threaded connection with the inner wall of the inner cylinder. According to the arrangement, the lead of each sensor can be effectively protected, and the lead can be prevented from falling off due to uneven stress. In one embodiment, the inner sidewall of the inner barrel is provided with threaded segments 328 to facilitate the threaded connection of the seal block 325 with the inner barrel.

Preferably, the method comprises the following steps: and a sealing ring 326, wherein the sealing ring 326 is arranged on the inner wall of the inner cylinder and is close to the probe, and the sealing ring 326 is abutted against the end surface of the sealing block 325.

Through setting up sealing washer 326, can prevent that the excessive detection result error that leads to of moisture between inner tube second end and the concrete layer when detecting humidity.

Preferably, the sealing block 325 includes: the end surface of the sealing block 325 facing to the first end surface of the inner cylinder is provided with a twisting groove 327; the twist-on recess 327 enables engagement with the head end of an installation tool extending into the barrel during installation of the seal block 325, facilitating rotational tightening of the seal block 325 outside the barrel.

The wireless communication amplification module 20 used in the present application is an SX1278 SX1376 model wireless transceiver module manufactured by shenzhen power limited electronics. The vibrating wire sensor 13 and the piezoresistive sensor 14 are both sensors commonly used in the building field, and will not be described herein. The power supply module 21 can be a polymer lithium battery produced by Shenzhen Tengpda science and technology Limited; BIM database 40 may be a hard disk drive of capacity to store the ST4000NM0025 model SAS40T produced by Seage/Seagate. The data transmission module 30 is an ESP-32S model produced by Shenzhen Haizhen science and technology Limited. The temperature sensor 11 is an MFP-8 type NTC temperature sensor 11 produced by Shenzhen Jinjinhuan electronic technology Limited; the humidity sensor 12 is a THT200 type high-precision industrial temperature and humidity transmitter manufactured by hangzhou xing-control automation technology limited company.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A BIM-based remote collaborative engineering data acquisition system, comprising: an outer cylinder (31), a plurality of inner cylinders, a temperature sensor (11), a humidity sensor (12), a vibrating wire sensor (13), a piezoresistive sensor (14), a power supply module (21), a wireless communication amplification module (20), an AD converter (23) and a data transmission module (30),

the top surface of the outer cylinder (31) is open, the bottom surface of the outer cylinder is closed, and the inner cylinders are arranged in the outer cylinder (31) at intervals; the first end of the inner cylinder is connected with the side wall of the outer cylinder (31), the first end of the inner cylinder is an opening, and a wax sealing layer (321) is arranged in the opening at the first end of the inner cylinder; the temperature sensor (11), the humidity sensor (12), the vibrating wire sensor (13) and the piezoresistive sensor (14) are respectively accommodated in the inner cylinder;

the temperature sensor (11) is respectively electrically connected with the power supply module (21) and the wireless communication amplification module (20), and the power supply module (21) and the wireless communication amplification module (20) are arranged in the inner cylinder;

the humidity sensor (12) is respectively and electrically connected with the power supply module (21) and the wireless communication amplification module (20), and the power supply module (21) and the wireless communication amplification module (20) are arranged in the inner cylinder;

the vibrating wire type sensor (13) is respectively and electrically connected with the power supply module (21) and the wireless communication amplification module (20), and the power supply module (21) and the wireless communication amplification module (20) are arranged in the inner cylinder;

the piezoresistive sensor (14) is electrically connected with the power supply module (21) and the wireless communication amplification module (20) respectively, and the power supply module (21) and the wireless communication amplification module (20) are arranged in the inner cylinder;

each wireless communication amplification module (20) is electrically connected with the data transmission module (30) respectively; the data transmission module (30) is electrically connected with the BIM database (40); the probe of each sensor is accommodated and arranged on the second end surface of the inner cylinder;

the cast concrete fills the gap of the inner cavity of the outer cylinder (31) from the top surface of the outer cylinder (31).

2. The BIM-based remote collaborative engineering data acquisition system according to claim 1, comprising: the inner cylinder structure comprises a first inner cylinder (311), a second inner cylinder (312), a third inner cylinder (313) and a fourth inner cylinder (314), wherein the first inner cylinder (311) is arranged at a vertex angle at the upper part of an outer cylinder (31);

the second inner cylinder (312) is arranged at a vertex angle of the lower part of the outer cylinder (31) and is symmetrical to the first inner cylinder (311);

the third inner cylinder (313) is arranged at the other vertex angle of the upper part of the outer cylinder (31) and is symmetrical with the first inner cylinder (311);

the fourth inner cylinder (314) is arranged at the other vertex angle of the lower part of the outer cylinder (31) and is symmetrical with the third inner cylinder (313).

3. The BIM-based remote collaborative engineering data acquisition system according to claim 2, wherein the temperature sensor (11) is disposed within the first inner barrel (311);

the humidity sensor (12) is arranged in the second inner barrel (312);

the vibrating wire type sensor (13) is arranged in the third inner cylinder (313);

the piezoresistive sensor (14) is arranged in the fourth inner cylinder (314).

4. The BIM-based remote collaborative engineering data acquisition system according to claim 3, wherein a slanted opening (322) is provided on a second end face of the first inner barrel (311); the probe of the temperature sensor (11) is accommodated in the inclined opening (322).

5. The BIM-based remote collaborative engineering data acquisition system according to claim 3, wherein a beveled opening (322) is provided on a second end face of the second inner barrel (312); the probe of the humidity sensor (12) is accommodated in the inclined opening (322).

6. The BIM-based remote collaborative engineering data acquisition system according to claim 1, comprising: a plurality of AD converters (23), wherein the AD converters (23) are accommodated in the inner cylinder; each AD converter (23) is respectively connected with a temperature sensor (11), a humidity sensor (12), a vibrating wire sensor (13) and a piezoresistive sensor (14), and the AD converters (23) are electrically connected with a wireless communication amplification module (20).

7. The BIM-based remote collaborative engineering data acquisition system according to claim 1, comprising: the sensor comprises a lead accommodating cylinder (324) and a sensor probe cylinder (323), wherein the sensor probe cylinder (323) is arranged at the first end of the lead accommodating cylinder (324), the outer end surface of the sensor probe cylinder (323) is flush with the inner wall of the second end of the inner cylinder, and the probe is accommodated in the sensor probe cylinder (323);

the second end of the lead accommodating cylinder (324) extends towards the first end of the inner cylinder;

the lead electrically connected with the probe is accommodated in the lead accommodating cylinder (324) and is electrically connected with the wireless communication amplifying module (20) and the power supply module (21) which are arranged in the second end of the inner cylinder.

8. The BIM-based remote collaborative engineering data acquisition system according to claim 7, comprising: and the sealing block (325) is sleeved on the outer wall of the wire containing cylinder (324) and is in threaded connection with the inner wall of the inner cylinder.

9. The BIM-based remote collaborative engineering data acquisition system according to claim 8, comprising: and the sealing ring (326) is arranged on the inner wall of the inner barrel and close to the probe, and the sealing ring (326) abuts against the end face of the sealing block (325).