阅读说明：本技术 一种装配式建筑体预制传感监测结构及监控系统 (Prefabricated sensing monitoring structure of assembled building body and monitored control system ) 是由 霍兆坤 温秀岩 于 2021-09-26 设计创作，主要内容包括：本发明公开了一种装配式建筑体预制传感监测结构及监控系统,涉及装配式建筑技术领域。本发明中：传感固定盒配置有振动传感器,振动传感器的一端配置有传感探头；传感探头包括与振动传感器连接的探针,曲面弹片的两侧端都连接有平行弹片；主体盒内配置有PCB板,主体盒的一侧配合与PCB板连接的引脚插槽,传感固定盒的一侧配置与引脚插槽相配合的插接引脚。本发明通过在装配式墙体内配置预制嵌入盒、嵌入内侧盒,并搭载专门化设计的振动传感器及其安装结构,形成一盒多用、震动监测稳定精准的结构设计,并通过传感监测系统的多因素可靠性分析,对发生震动的装配式墙体进行震动强度判断,预防并有效排除装配式建筑体所受到的震动安全隐患。(The invention discloses a prefabricated sensing monitoring structure and a monitoring system for an assembly type building, and relates to the technical field of assembly type buildings. In the invention: the sensing fixing box is provided with a vibration sensor, and one end of the vibration sensor is provided with a sensing probe; the sensing probe comprises a probe connected with the vibration sensor, and two side ends of the curved surface elastic sheet are connected with parallel elastic sheets; a PCB is arranged in the main body box, one side of the main body box is matched with a pin slot connected with the PCB, and one side of the sensing fixing box is provided with an inserting pin matched with the pin slot. According to the invention, the prefabricated embedded box and the embedded inner side box are arranged in the assembled wall body, and the specially designed vibration sensor and the installation structure thereof are carried, so that a multifunctional structural design with stable and accurate vibration monitoring is formed, the vibration strength of the assembled wall body which vibrates is judged through the multi-factor reliability analysis of the sensing and monitoring system, and the vibration potential safety hazard suffered by the assembled building body is prevented and effectively eliminated.)

1. The utility model provides a prefabricated sensing monitoring structure of assembled building body, includes assembled wall (1), one side of assembled wall (1) disposes prefabricated embedding box (2) of open type, prefabricated embedding box (2) are including outside installation cavity (4), prefabricated circuit pipe (21) have in the assembled wall (1), prefabricated circuit pipe (21) are linked together its characterized in that with prefabricated embedding box (2):

an embedded inner side box (3) is arranged on the inner side of the prefabricated embedded box (2), the section of the embedded inner side box (3) is V-shaped, and the embedded inner side box (3) comprises an inner side sensing cavity (5);

a main body box (8) is installed in an outer side installation cavity (4) of the prefabricated embedded box (2), a sensing fixing box (15) is fixedly arranged on one side of the main body box (8), a vibration sensor (19) is arranged on the sensing fixing box (15), and a sensing probe (20) is arranged at one end of the vibration sensor (19);

the sensing probe (20) comprises a probe (20a) connected with the vibration sensor (19), one end of the probe (20a) is fixedly connected with a curved surface elastic sheet (20b), and two side ends of the curved surface elastic sheet (20b) are both connected with parallel elastic sheets (20 c);

dispose PCB board (11) in main part box (8), pin slot (12) that one side cooperation and PCB board (11) of main part box (8) are connected, one side configuration and pin slot (12) matched with grafting pin (17) of the fixed box of sensing (15).

2. The prefabricated sensing monitoring structure of fabricated building body of claim 1, wherein:

and a space for placing electric leads is reserved between the upper plate of the main body box (8) and the upper plate of the prefabricated embedded box (2).

3. The prefabricated sensing monitoring structure of fabricated building body of claim 1, wherein:

at least two groups of outer cavity mounting columns (6) are fixedly arranged in the prefabricated embedded box (2), and threaded blind holes (7) are formed in the outer cavity mounting columns (6);

one side of main part box (8) disposes cylinder mounting groove (13), be equipped with in main part box (8) and link up with cylinder mounting groove (13) mutually fixed mounting pipe (14).

4. The prefabricated sensing monitoring structure of fabricated building body of claim 1, wherein:

the upper side and the lower side of the sensing fixing box (15) are provided with slopes, and positioning elastic sheets (18) are arranged on the slopes;

one side of the sensing fixing box (15) is provided with a connecting fixing plate (16), the connecting fixing plate (16) is fixedly installed on one side of the main body box (8), the inserting pins (17) are electrically connected with the vibration sensor (19) in the sensing fixing box (15), and the inserting pins (17) on one side of the sensing fixing box (15) penetrate through the connecting fixing plate (16) to be connected with the pin inserting grooves (12).

5. The prefabricated sensing monitoring structure of fabricated building body of claim 1, wherein:

wire guide (9) have been seted up to main part box (8) side board, wire guide (9) that the electric wire in prefabricated circuit pipe (21) passed main part box (8) insert main part box (8), the outside of main part box (8) disposes jack panel (10) of being connected with electric wire, be connected with electric conductance line and signal line between jack panel (10) and PCB board (11).

6. The prefabricated sensing monitoring structure of an assembly type building body of claim 5, wherein:

an alternating current jack and a network jack are arranged on the jack panel (10), the PCB (11) is provided with a signal transmission module, and the signal transmission module of the PCB (11) is connected with the network jack through a signal line.

7. The prefabricated sensing monitoring structure of an assembly type building body of claim 5, wherein:

the PCB (11) is provided with a voltage reduction module and a rectification module, and the PCB (11) is connected into a 220V alternating current circuit in parallel.

8. The prefabricated sensing monitoring structure of fabricated building body of claim 1, wherein:

the PCB (11) is provided with an analog-digital conversion module and a GSM communication module, the input end of the analog-digital conversion module is connected with the pin slot, the output end of the analog-digital conversion module is connected with the sensing information module, and the GSM communication module is connected with the sensing information module of the PCB (11).

9. A prefabricated sensing monitoring system of prefabricated building, which is characterized in that the prefabricated sensing monitoring structure of the prefabricated building, which is disclosed by any one of claims 1 to 8, is adopted, and comprises the following steps:

(1) a vibration sensor (19) in the assembled wall body (1) senses and monitors the vibration condition of the current wall body in real time, and the PCB (11) transmits the acquired real-time vibration information to a remote sensing monitoring system;

(2) the sensing and monitoring system acquires the volume V of the assembled wall (1) for transmitting information and simultaneously acquires the body vibration buffer coefficient lambda of the current assembled wall (1), wherein 0< lambda < 1;

(3) the maximum bearing vibration intensity reference value of the current assembly type wall body (1) is preset in the sensing monitoring system and is set as P_max；

(4) The sensing monitoring system obtains the vibration intensity information P transmitted by the vibration sensor (19)_SAnd then:

when P is present_S<V·(1-λ)·P_maxJudging that the vibration intensity of the current assembly type wall body (1) does not exceed the standard by the sensing monitoring system;

when P is present_S≥V·(1-λ)·P_maxThe sensing monitoring system outputs the warning information of exceeding vibration and sends the warning information to the terminal equipment of the technical management personnelAnd sending prompt information.

10. The sensing and monitoring system for prefabricated monitoring of the fabricated building body as claimed in claim 9, wherein:

the sensing monitoring system is provided with a pre-storage module, a corresponding body vibration buffer coefficient is pre-stored in the system according to actual materials, and volume parameters of the wall body of the fabricated building are uploaded to the sensing monitoring system when the fabricated building is installed.

Technical Field

The invention relates to the technical field of assembly type buildings, in particular to a prefabricated sensing monitoring structure and a monitoring system for an assembly type building.

Background

The prefabricated building is a building which is formed by transferring a large amount of field operation in the traditional construction mode to a factory, processing and treating the field operation through factory equipment, processing and manufacturing building components and accessories such as floor slabs, wall plates, stairs, balconies and the like in the factory, transporting the slabs to a building construction site, and assembling and installing the slabs on the site in a reliable connection mode.

Modern buildings have high requirements on safety, not only are the building bodies constructed to improve the stability of the buildings, but also the building bodies need to be intelligently monitored, and invisible potential safety hazards of the building bodies in some special environments (such as multiple seismic zones or industrial areas, railway areas and the like) are prevented.

Prior patent document one, publication No.: CN203479390U, patent name: the vibration sensing network for monitoring blasting in the tunnel is arranged on the side of the highway tunnel and mainly comprises the following technical contents: it is composed of a paperless recorder, 16 sets of monitoring devices and 16 pairs of wires. The highway tunnel is in the in-process of blasting excavation, on the hillside of its one side or both sides, at the root of every building wall and around it, all can lay one the utility model discloses a road tunnel is in the blasting excavation's in-process, and the root of every building wall is in its periphery. Every monitoring devices all is equipped with 1 steel support frame, 1 vibration sensor, 1 powerful magnet and 1 portable power source. The paperless recorder is arranged in a building, and the vibration sensor of each set of monitoring device is connected with the paperless recorder through 1 pair of power lines and 1 pair of wires. When carrying out the construction, refer to the utility model discloses the vibration intensity that the monitoring obtained at every turn removes the next amount of explosive that detonates of adjustment, just can ensure the safety of each building of side of highway tunnel. The utility model discloses simple structure easily lays, and the reaction is sensitive, can accurately measure the vibration intensity of each monitoring point.

In the first patent document, a simple fixed installation and a sensing detection mode are adopted to detect the vibration intensity of the building, but the structure cannot be well used in a common residential building.

Disclosure of Invention

The invention aims to solve the technical problem of providing a prefabricated sensing monitoring structure and a monitoring system for an assembled building body, forming a multi-purpose structural design with stable and accurate vibration monitoring, judging the vibration strength of the assembled wall body which vibrates through multi-factor reliability analysis of the sensing monitoring system, and preventing and effectively eliminating the potential safety hazard of vibration on the assembled building body.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention provides a prefabricated sensing monitoring structure of an assembly type building body, wherein an open type prefabricated embedded box is arranged on one side of an assembly type wall body, the prefabricated embedded box comprises an outer side installation cavity, a prefabricated line pipe is prefabricated in the assembly type wall body, the prefabricated line pipe is communicated with the prefabricated embedded box, an embedded inner side box is arranged on the inner side of the prefabricated embedded box, the section of the embedded inner side box is V-shaped, and the embedded inner side box comprises an inner side sensing cavity; a main body box is arranged in an installation cavity at the outer side of the prefabricated embedded box, a sensing fixed box is fixedly arranged at one side of the main body box, a vibration sensor is arranged in the sensing fixed box, and a sensing probe is arranged at one end of the vibration sensor; the sensing probe comprises a probe connected with the vibration sensor, one end of the probe is fixedly connected with a curved surface elastic sheet, and two side ends of the curved surface elastic sheet are connected with parallel elastic sheets; a PCB is arranged in the main body box, one side of the main body box is matched with a pin slot connected with the PCB, and one side of the sensing fixing box is provided with an inserting pin matched with the pin slot.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: and a space for placing the electric leads is reserved between the upper plate block of the main body box and the upper plate block of the prefabricated embedded box.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: at least two groups of outer cavity mounting columns are fixedly arranged in the prefabricated embedded box, and threaded blind holes are formed in the outer cavity mounting columns; one side of the main body box is provided with a cylinder mounting groove, and a fixed mounting pipe communicated with the cylinder mounting groove is arranged in the main body box.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: the upper side and the lower side of the sensing fixing box are both provided with a slope surface, and the slope surface is provided with a positioning elastic sheet; one side of the fixed box of sensing is provided with the linking fixed plate, links up fixed plate fixed mounting in one side of main part box, and the grafting pin is connected with the vibration sensor electricity in the fixed box of sensing, and the grafting pin of the fixed box one side of sensing passes linking fixed plate and pin slot connection.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: the wire guide has been seted up to the side panel on the main part box, and the wire guide that the electric wire in the prefabricated circuit pipe passed the main part box inserts the main part box, and the jack panel of being connected with the electric wire is disposed in the outside of main part box, is connected with electric conductance line and signal line between jack panel and the PCB board.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: an alternating current jack and a network jack are arranged on the jack panel, the PCB is provided with a signal transmission module, and the signal transmission module of the PCB is connected with the network jack through a signal line.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: the PCB is provided with a voltage reduction module and a rectification module, and the PCB is connected in parallel with a 220V alternating current circuit.

As an optimal technical scheme of the prefabricated sensing monitoring structure of the fabricated building body, the invention comprises the following steps: the PCB is provided with an analog-to-digital conversion module and a GSM communication module, the input end of the analog-to-digital conversion module is connected with the pin slot, the output end of the analog-to-digital conversion module is connected with the sensing information module, and the GSM communication module is connected with the sensing information module of the PCB.

The invention relates to a sensing monitoring system for prefabricated monitoring of an assembly type building, which comprises the following contents:

(1) the vibration sensor in the assembled wall body senses and monitors the vibration condition of the current wall body in real time, and the PCB transmits the acquired real-time vibration information to a remote sensing and monitoring system. (2) The sensing and monitoring system obtains the volume V of the assembled wall body transmitting the information and obtains the body vibration buffer coefficient lambda of the current assembled wall body, wherein 0<λ<1. (3) The maximum bearing vibration intensity reference value of the current assembly type wall body is preset in the sensing monitoring system and is set as P_max. (4) The sensing monitoring system obtains the vibration intensity information P transmitted by the vibration sensor_SThere are the following cases: when P is_S<V·(1-λ)·P_maxJudging that the vibration intensity of the current assembly wall body does not exceed the standard by the sensing monitoring system; when P_S≥V·(1-λ)·P_maxAnd the sensing monitoring system outputs the warning information of exceeding vibration and sends prompt information to the terminal equipment of the technical management personnel.

As a preferred technical scheme of the sensing monitoring system in the invention: the sensing monitoring system is provided with a pre-storage module, a corresponding body vibration buffer coefficient is pre-stored in the system according to actual materials, and volume parameters of the wall body of the fabricated building are uploaded to the sensing monitoring system when the fabricated building is installed.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the prefabricated embedded box and the embedded inner side box are arranged in the assembled wall body, and the specially designed vibration sensor and the installation structure thereof are carried, so that a multifunctional structural design with stable and accurate vibration monitoring is formed, the vibration strength of the assembled wall body which vibrates is judged through the multi-factor reliability analysis of the sensing and monitoring system, and the vibration potential safety hazard suffered by the assembled building body is prevented and effectively eliminated.

Drawings

FIG. 1 is a schematic structural diagram of a prefabricated sensing monitoring structure of an assembly type building body in the invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic view of the structure of the prefabricated embedded box and the embedded inner box of the present invention;

FIG. 4 is a schematic view of the main body case and the sensing member according to the present invention;

wherein: 1-assembling wall body; 2-prefabricating an embedded box; 3-embedding the inner box; 4-installing a cavity on the outer side; 5-an inner sensing chamber; 6-outer cavity mounting column; 7-threaded blind holes; 8-a body box; 9-wire guide holes; 10-jack panel; 11-a PCB board; 12-pin slot; 13-column mounting groove; 14-fixedly mounting the tube; 15-a sensing fixation box; 16-joining the fixed plate; 17-a plug pin; 18-positioning the spring plate; 19-a vibration sensor; 20-a sensing probe; 20 a-probe; 20 b-a curved spring plate; 20 c-parallel spring plates; 21-prefabricating the line pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example one

Referring to fig. 1 and 2, a prefabricated line pipe 21 for threading is prefabricated in the assembly type wall 1, and when the multifunctional main body box 8 is installed, an electric wire, a network cable and the like are inserted, and then the main body box 8 is installed in the prefabricated embedded box 2 in a matching manner.

Referring to fig. 2, 3 and 4, when the main body box 8 is installed, the cylinder installation groove 13 of the main body box 8 is aligned with the outer cavity installation column 6 of the prefabricated embedded box 2, the main body box 8 is pushed inward, then the long screw rod is installed from the outer side, the long screw rod is inserted into the fixed installation tube 14 of the main body box 8, and then the long screw rod is screwed on the threaded blind hole 7 of the outer cavity installation column 6, so that the installation of the main body box 8 is completed.

And there will be a gap between the outside end face of the main body box 8 and the outside opening of the prefabricated embedded box 2, and a slightly convex side plate can be arranged on the outside edge of the main body box 8 to match with the opening of the prefabricated embedded box 2 to form a 'seamless' fit.

Example two

Referring to fig. 2, 3 and 4, a mounting hole is formed at a corner position of the connecting and fixing plate 16, a plurality of threaded holes are formed on an inner side surface of the main body box 8, and a screw penetrates through the mounting hole at the corner of the connecting and fixing plate 16 and is then screwed into the threaded hole of the main body box 8, so that the sensing fixing box 15 is fixedly mounted on one side of the main body box 8.

When the main body box 8 is inserted into the prefabricated embedded box 2 and the vibration sensor 19 is also inserted into the inner side sensor cavity, the probe 20a is fragile, if the curved surface elastic sheet 20b and the parallel elastic sheet 20c at the front end of the probe 20a cannot keep good symmetrical supporting force, the probe 20a may be damaged, the positioning elastic sheets 18 at the two sides of the sensing fixed box 15 can form pre-guiding supports at the two sides, in the process of continuous advancing, the positioning elastic sheets 18 at the two sides are basically and symmetrically extruded, guiding is provided for advancing of the probe 20a, the curved surface elastic sheet 20b and the parallel elastic sheet 20c, and when the main body box 8 is completely inserted into the prefabricated embedded box 2, the probe, the curved surface elastic sheet 20b and the parallel elastic sheet 20c also reach final stable positions.

After the parallel elastic sheet 20c is installed in the embedded inner box 3, the parallel elastic sheet 20c is in complete contact with the inner wall of the embedded inner box 3, and when vibration occurs, the probe 20a can accurately acquire vibration strength.

The parallel resilient pieces 20c are opened outward in a non-pressed state and gradually become parallel to the inner wall of the embedded inner case 3 in a pressing process.

EXAMPLE III

Regarding the selection of the signal transmission mode in the invention, the following schemes can be selected in a targeted manner according to the design requirements of the actual building structure:

according to the first scheme, a wired signal acquisition mode is adopted, a network cable jack is configured on the plug-in panel, a crystal head at one end of a wired network cable is plugged in the network cable jack, information on the PCB 11 is directly acquired, and the mode has low requirements on the technical cost of the main body box 8 and the PCB 11, but a wiring scheme is required to be additionally arranged.

Scheme two, this scheme is the radio signal acquisition mode, carries on GSM communication module on the PCB board 11, directly goes out vibrations sensing information transmission, and GSM communication module technical maturity is high, with low costs, can comparatively extensive application in the building body. Of course, it is also possible to use, for example, bluetooth transmission or other wireless transmission, such as bluetooth transmission, and it is necessary to configure a bluetooth receiving device in the bluetooth range to send out many bluetooth signals collectively.

Example four

The bulk shock absorption coefficient λ is the shock absorption strength per unit volume of building material, for example, the shock absorption strength per unit volume of a-material building wall is Dmm/s. The larger the body vibration buffer coefficient lambda is, the smaller the vibration intensity which can be sensed and detected by the vibration sensor is, the small detected vibration intensity does not represent the small vibration intensity which actually occurs, and the accurate judgment can be made by combining the condition of an actual wall body.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.