Multi-point displacement meter data acquisition protection device

Abstract

A multi-point displacement meter data acquisition protection device comprises a protection cover and a comprehensive data acquisition instrument, the protection cover surrounds a wiring end of a multi-point displacement meter, and the comprehensive data acquisition instrument is installed in the protection cover; the protection cover comprises a base, a cover body and a top cover, the base is used for being installed on a slope surface, the lower end of the cover body is installed on the base, the top cover is installed at the upper end of the cover body, and a wiring end of the multipoint displacement meter is located in the cover body; when in use, the comprehensive data acquisition instrument is electrically connected with the multi-point displacement meter, and the comprehensive data acquisition instrument is connected with a power supply. The protective cover is arranged at the wiring end of the multi-point displacement meter, so that the wiring end of the multi-point displacement meter can be protected, and damage of blasting and rockfall to the wiring end of the multi-point displacement meter is reduced as much as possible; the failed sensor can be conveniently replaced after the multi-point displacement meter sensor fails, so that the continuity of deformation monitoring data is ensured; and by combining a wireless data acquisition instrument, power supply equipment and the like, wireless transmission of deformation monitoring data can be realized.

Description

Technical Field

[0001] The utility model relates to the technical field of slope monitoring, in particular to a multi-point displacement meter data acquisition protection device. Background Art

[0002] Multi-point displacement meters are widely used in the process of engineering construction. They are suitable for long-term burial in concrete dams, earth-rock dams, ship locks, engineering slopes, natural slopes, embankments, underground caverns, tunnels and other structures to measure the displacement, settlement, deformation, etc. of multiple parts of the deep structure. Due to the particularity of the multi-point displacement meter, after it is buried and installed, blasting, falling rocks, etc. will cause damage to the terminal of the multi-point displacement meter. At the same time, it is difficult to replace the multi-point displacement meter after the terminal of the multi-point displacement meter is damaged. Generally, it can only be re-drilled and buried with new equipment, which has a great impact on the overall progress of the project, the progress of monitoring implementation, the continuity of data collection and the completeness of the monitoring system. Since the monitoring data of the multi-point displacement meter is a direct reflection of the displacement, settlement and deformation of the structure of the buried part in the engineering construction, it is also an important basis for determining the safety of the part during the construction process and long-term operation. It is of great significance to obtain the data of the multi-point displacement meter in a timely and continuous manner. Utility Model Content

[0003] The technical problem to be solved by the utility model is: to solve the problems existing in the above-mentioned background technology, and to provide a multi-point displacement meter data acquisition protection device, by arranging a protective cover at the wiring terminal of the multi-point displacement meter, so as to protect the wiring terminal of the multi-point displacement meter and minimize the damage to the wiring terminal of the multi-point displacement meter caused by blasting and falling rocks; at the same time, after the multi-point displacement meter sensor fails, the failed sensor can be easily replaced to ensure the continuity of the monitoring data; combined with a wireless data acquisition instrument and a power supply equipment, etc., the wireless transmission of the monitoring data can also be realized.

[0004] In order to solve the above technical problems, the technical solution adopted by the utility model is: a multi-point displacement meter data acquisition protection device, including a protective cover and a comprehensive data acquisition instrument, the protective cover surrounds the wiring terminals of the multi-point displacement meter, and the comprehensive data acquisition instrument is installed in the protective cover; the protective cover includes a base, a cover body and a top cover, the base is used to be installed on the slope, the lower end of the cover body is installed on the base, the top cover is installed on the upper end of the cover body, and the wiring terminals of the multi-point displacement meter are located in the cover body; when in use, the comprehensive data acquisition instrument is electrically connected to the multi-point displacement meter, and the comprehensive data acquisition instrument is connected to a power supply.

[0005] The base is a structure integrated with the multi-point displacement meter.

[0006] The base is a structure separated from the multi-point displacement meter.

[0007] The base is annular or frame-shaped, with a mounting hole on the base and a plurality of threaded holes on the side of the base. A limiting hole is provided on the lower side wall of the cover body. The lower end of the cover body is inserted and installed in the base. The limiting screw is screwed into the threaded hole, and the threaded end of the limiting screw passes through the limiting hole, thereby limiting the cover body and the base.

[0008] A step is arranged inside the base, and the lower end of the cover body abuts against the step.

[0009] One side of the top cover is hinged to the cover body through a door shaft, and the other side is equipped with a box door lock.

[0010] The comprehensive data acquisition instrument is a wireless data acquisition instrument. A battery is installed in the protective cover, and the battery is electrically connected to the comprehensive data acquisition instrument. An antenna is installed on the outer wall of the protective cover, and the antenna is electrically connected to the comprehensive data acquisition instrument.

[0011] A solar panel is installed on the outer wall and / or the top cover of the cover body, and the solar panel is electrically connected to the battery.

[0012] A partition is arranged inside the cover body, the connection terminal of the multi-point displacement meter is located at the lower side of the partition, and the comprehensive data acquisition instrument is located at the upper side of the partition.

[0013] One side of the top cover is hinged to the cover body through a door shaft, and the other side is equipped with a box door lock, making it more convenient to open and close the top cover.

[0014] The utility model has the following beneficial effects:

[0015] 1. The utility model provides a protective cover at the wiring terminal of the multi-point displacement meter, thereby protecting the wiring terminal of the multi-point displacement meter and minimizing the damage to the wiring terminal of the multi-point displacement meter caused by blasting and falling rocks.

[0016] 2. The base of the utility model is a structure that is separate from the multi-point displacement meter, so that after the protective cover is hit by falling rocks, it will not affect the structure of the multi-point displacement meter. Furthermore, the base is annular or frame-shaped, with a mounting hole provided on the base, a plurality of threaded holes provided on the side of the base, a limiting hole provided on the lower side wall of the cover body, the lower end of the cover body is inserted and installed in the base, the limiting screw is screwed with the threaded hole, and the threaded end of the limiting screw passes through the limiting hole, thereby limiting the cover body and the base. With the above structure, the cover body can be easily installed and connected to the base, or the cover body can be disassembled.

[0017] 3. One side of the top cover of the utility model is hinged to the cover body through a door shaft, and a box door lock is installed on the other side of the top cover, which can conveniently open and close the top cover. As the operating time of the multi-point displacement meter increases, the sensor will inevitably fail, affecting the continuity of the monitoring data. When the sensor fails, the top cover can be easily opened, the wiring terminal can be opened, the failed sensor can be taken out, a new sensor can be installed, the wiring section and the top cover can be closed, and the monitoring data of the new sensor can be re-initialized to ensure the continuity of the monitoring data.

[0018] 4. The comprehensive data acquisition instrument of the utility model is a wireless data acquisition instrument. A battery is installed in the protective cover, and the battery is electrically connected to the comprehensive data acquisition instrument. An antenna is installed on the outer wall of the protective cover, and the antenna is electrically connected to the comprehensive data acquisition instrument. When laying out the multi-point displacement meter, there is no power cable and information transmission cable. It is more convenient to lay out the multi-point displacement meter on the slope, realize the wireless transmission of monitoring data, reduce the engineering workload of monitoring cables and the workload of cable laying, and reduce the cost of manual observation. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model when in use.

[0021] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model.

[0022] Figure 3 This is an exploded view of the utility model.

[0023] In the figure:

[0024] Base 1, mounting hole 11, threaded hole 12, limit screw 13, step 14, cover 2, partition 21, limit hole 22, wire hole 23, top cover 3, door shaft 31, box door lock 32, multi-point displacement meter 4, terminal 41, solar panel 5, battery 6, comprehensive data acquisition instrument 7, antenna 8, expansion bolt 9. DETAILED DESCRIPTION

[0025] See also Figure 1-3A multi-point displacement meter data acquisition protection device includes a protective cover and a comprehensive data acquisition instrument 7. The protective cover surrounds the terminal 41 of the multi-point displacement meter 4, and the comprehensive data acquisition instrument 7 is installed in the protective cover; the protective cover includes a base 1, a cover body 2 and a top cover 3, the base 1 is used to be installed on the slope, the lower end of the cover body 2 is installed on the base 1, the top cover 3 is installed on the upper end of the cover body 2, and the terminal 41 of the multi-point displacement meter 4 is located in the cover body 2; when in use, the comprehensive data acquisition instrument 7 is electrically connected to the multi-point displacement meter 4, and the comprehensive data acquisition instrument 7 is connected to a power supply. By setting a protective cover on the terminal 41 of the multi-point displacement meter 4, the terminal of the multi-point displacement meter can be protected, and the damage to the terminal of the multi-point displacement meter caused by blasting and falling rocks can be minimized; at the same time, after the multi-point displacement meter sensor fails, the failed sensor can be easily replaced to ensure the continuity of the monitoring data; combined with a wireless data acquisition instrument and a power supply device, etc., wireless transmission of monitoring data is realized.

[0026] Specifically, the comprehensive data acquisition instrument 7 is a data acquisition instrument matched with the multi-point displacement meter 4. The comprehensive data acquisition instrument 7 acquires data of the multi-point displacement meter 4 and transmits it to the computer through a communication cable.

[0027] In the preferred solution, the base 1 is an integrated structure with the multi-point displacement meter 4. Specifically, the base 1 is located at the terminal 41 of the multi-point displacement meter 4. Specifically, the terminal 41 of the multi-point displacement meter 4 itself has a circular mounting plate, which is the bottom plate 1. During installation, the lower end of the cover body 2 can be sleeved outside the bottom plate 1, and the screws pass through the cover body 2 and are screwed with the side threads of the bottom plate 1.

[0028] In another embodiment, see Figure 1-3 The base 1 is a structure separate from the multi-point displacement meter 4, so that after the protective cover is hit by falling rocks, the structure of the multi-point displacement meter 4 will not be affected.

[0029] Specifically, refer to Figure 3 The base 1 is annular or frame-shaped, a mounting hole 11 is provided on the base 1, a plurality of threaded holes 12 are provided on the side of the base 1, a limiting hole 22 is provided on the lower side wall of the cover 2, the lower end of the cover 2 is inserted and installed in the base 1, a limiting screw 13 is screwed with the threaded hole 12, and the threaded end of the limiting screw 13 passes through the limiting hole 22, thereby limiting the cover 2 and the base 1. With the above structure, the cover 2 can be conveniently installed and connected with the base 1, or the cover 2 can be disassembled.

[0030] Further, a step 14 is provided inside the base 1, and the lower end of the cover body 2 abuts against the step 14. The step 14 is limited so that the threaded hole 12 is aligned with the limiting hole 22, so that the threaded end of the limiting screw 13 can pass through the limiting hole 22 smoothly.

[0031] The top cover 3 can be mounted on the cover body 2 by means of bolts.

[0032] In a preferred solution, one side of the top cover 3 is hinged to the cover body 2 through a door shaft 31, and the other side is equipped with a box door lock 32, which makes it more convenient to open and close the top cover 2. Preferably, the box door lock 32 adopts a triangular key cam lock.

[0033] Due to the falling rocks on the slope, the communication cables and power cables may be damaged. In addition, it is inconvenient to lay the communication cables and power cables on the slope, and the cost of manual reading and observation is high. Therefore, the comprehensive data acquisition instrument 7 is a wireless data acquisition instrument. A battery 6 is also installed in the protective cover, and the battery 6 is electrically connected to the comprehensive data acquisition instrument 7. An antenna 8 is also installed on the outer wall of the protective cover, and the antenna 8 is electrically connected to the comprehensive data acquisition instrument 7.

[0034] Preferably, the wireless data collector adopts the HS-C1000 integrated data collector of Xieyong Daoqin Technology Service (Beijing) Co., Ltd. The integrated data collector integrates the data collector, data recorder, and data transmitter in the HS-C1000 integrated data collector, supports 4G full network communication, and the highly integrated collection system does not require cumbersome collection equipment. Only one HS-C1000 is needed to complete a series of functions such as data collection, analysis, processing, storage, and transmission. The remote computer can read the data information collected by the integrated data collector through the network. The power consumption of this integrated data collector is DC12V 220mA.

[0035] Furthermore, in order to charge the storage battery 6 and extend the replacement time of the storage battery 6, a solar panel 5 is installed on the outer wall of the cover 2 and / or the top cover 3, and the solar panel 5 is electrically connected to the storage battery 6. Specifically, the solar panel 5 is equipped with a solar power controller, the solar panel 5 is electrically connected to the solar power controller, and the solar power controller is electrically connected to the storage battery 6.

[0036] See also Figure 1 A partition 21 is provided inside the cover 2, the terminal 41 of the multipoint displacement meter 4 is located at the lower side of the partition 21, and the comprehensive data acquisition instrument 7 is located at the upper side of the partition 21. Specifically, the battery 6, the comprehensive data acquisition instrument 7 and the solar power controller are located at the upper side of the partition 21. The cable on the terminal 41 of the multipoint displacement meter 4 passes through the wire hole 23 on the partition 21 and is connected to the comprehensive data acquisition instrument 7. Furthermore, the cable between the multipoint displacement meter 4 and the comprehensive data acquisition instrument 7 is provided with a plug connector to facilitate the installation and removal of the cover.

[0037] The working principle or action process of the utility model is as follows:

[0038] In a preferred embodiment, see Figure 1 ,3 After the multi-point displacement meter 4 is installed on the slope, the base 1 is first installed on the outside of the multi-point displacement meter 4 through the expansion bolts 9. The terminal 41 of the multi-point displacement meter 4 is located in the frame-shaped base 1. The battery 6, the comprehensive data acquisition instrument 7 and the solar power controller are installed on the partition 21 in the cover body 2 by bolts or bonding. The solar panel 5 is electrically connected to the solar power controller, the solar power controller is electrically connected to the battery 6, the battery 6 is electrically connected to the comprehensive data acquisition instrument 7, the comprehensive data acquisition instrument 7 is electrically connected to the multi-point displacement meter 4, and the comprehensive data acquisition instrument 7 is wirelessly connected to the remote computer data acquisition system. The remote computer can read the data information collected by the comprehensive data acquisition instrument 7 through the network.

[0039] The multi-point displacement meter 4 is docked with the plug connector on the comprehensive data acquisition instrument 7, the lower end of the cover body 2 is inserted and installed in the base 1, the limit screw 13 is screwed with the threaded hole 12, and the threaded end of the limit screw 13 passes through the limit hole 22, so as to limit the cover body 2 and the base 1.

[0040] By setting a protective cover at the terminal of the multi-point displacement meter, the terminal of the multi-point displacement meter can be protected, and the damage to the terminal of the multi-point displacement meter caused by blasting and falling rocks can be minimized, and the failed sensor of the multi-point displacement meter can be easily replaced, ensuring the continuity of the monitoring data. In addition, without power cables and information transmission cables, it is more convenient to lay the multi-point displacement meter 4 on the slope, and the cost of manual observation and maintenance is low.

Claims

1. Multi-point displacement meter data acquisition protection device, characterized by: The invention comprises a protective cover and a comprehensive data acquisition instrument (7), wherein the protective cover surrounds a connection terminal (41) of a multi-point displacement meter (4), and the comprehensive data acquisition instrument (7) is installed in the protective cover; the protective cover comprises a base (1), a cover body (2), and a top cover (3), wherein the base (1) is used for being installed on a slope surface, the lower end of the cover body (2) is installed on the base (1), the top cover (3) is installed on the upper end of the cover body (2), and the connection terminal (41) of the multi-point displacement meter (4) is located in the cover body (2); when in use, the comprehensive data acquisition instrument (7) is electrically connected to the multi-point displacement meter (4), and the comprehensive data acquisition instrument (7) is connected to a power source.

2. The multi-point displacement meter data acquisition and protection device according to claim 1 is characterized in that: The base (1) is a structure integrated with the multi-point displacement meter (4).

3. The multi-point displacement meter data acquisition and protection device according to claim 1 is characterized in that: The base (1) is a structure that is separate from the multi-point displacement meter (4).

4. The multi-point displacement meter data acquisition protection device according to claim 3 is characterized in that: The base (1) is annular or frame-shaped, a mounting hole (11) is provided on the base (1), a plurality of threaded holes (12) are provided on the side of the base (1), a limiting hole (22) is provided on the lower side wall of the cover body (2), the lower end of the cover body (2) is inserted and installed in the base (1), a limiting screw (13) is screwed to the threaded hole (12), and the threaded end of the limiting screw (13) passes through the limiting hole (22), thereby limiting the cover body (2) and the base (1).

5. The multi-point displacement meter data acquisition protection device according to claim 4 is characterized in that: The base (1) is provided with a step (14) inside, and the lower end of the cover body (2) abuts against the step (14).

6. The multi-point displacement meter data acquisition and protection device according to claim 1, characterized in that: One side of the top cover (3) is hinged to the cover body (2) via a door shaft (31), and the other side is provided with a box door lock (32).

7. The multi-point displacement meter data acquisition and protection device according to claim 1 is characterized in that: The comprehensive data acquisition instrument (7) is a wireless data acquisition instrument. A storage battery (6) is also installed in the protective cover, and the storage battery (6) is electrically connected to the comprehensive data acquisition instrument (7). An antenna (8) is also installed on the outer wall of the protective cover, and the antenna (8) is electrically connected to the comprehensive data acquisition instrument (7).

8. The multi-point displacement meter data acquisition and protection device according to claim 7, characterized in that: A solar panel (5) is installed on the outer wall and / or the top cover (3) of the cover body (2), and the solar panel (5) is electrically connected to the storage battery (6).

9. The multi-point displacement meter data acquisition and protection device according to any one of claims 1 to 8, characterized in that: A partition (21) is provided inside the cover body (2), a connection terminal (41) of the multi-point displacement meter (4) is located at the lower side of the partition (21), and the comprehensive data acquisition instrument (7) is located at the upper side of the partition (21).

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