Tomography self-adaptive sensor array coupling device

Abstract

The utility model discloses a tomography self-adaptive sensor array coupling device. Comprising a sensor array combination base, a plurality of sensor self-adaptive fixing supports and a plurality of sensors. The sensor array combined base comprises a plurality of transversely arranged fixed bottom plates and a plurality of longitudinally arranged bottom plate ribs, and each bottom plate rib is detachably connected with all the fixed bottom plates; the sensor self-adaptive fixing supports are installed on the fixing bottom plate, and each sensor is correspondingly installed on the corresponding sensor self-adaptive fixing support. According to the device, operation transition is convenient and efficient, self-adaptive coupling of the sensor and the surface of a detected structure can be achieved by additionally arranging the spring in the sensor fixing support, and the adaptability of the device to a concrete structure detection scene with the uneven surface is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete structure detection technical field especially relates to a chromatography imaging self -adaptation sensor array coupling device. BACKGROUND

[0002] Concrete structure is one of important components of bridge, tunnel and industrial and civil building engineering, and its internal characteristic detection has important significance for engineering quality evaluation and safety evaluation. The traditional detection method of concrete structure is destructive strength test of cubic test piece made by sampling. Practice shows that the performance index of concrete structure measured by test piece test is often quite different from the performance of actual concrete structure in structure. Therefore, the field detection technology of directly detecting concrete structure performance has become an important means of concrete engineering quality management.

[0003] Among nondestructive detection methods of concrete structure, the most commonly used and effective method is ultrasonic detection method, and chromatography imaging technology adopts manual laying of ultrasonic transducer and adopts hammering mode excitation. Chromatography imaging technology is widely applied in the field of quality detection of large-size concrete structure, at present, manual sensor laying operation mode is mainly used, and the following problems exist.

[0004] 1. Grid division and marking need to be carried out on the surface of the measured structure before operation, which is large in workload, low in efficiency and difficult to control accuracy;

[0005] 2. The surface of service concrete structure often exists uneven condition, and sensor array and measured structure surface coupling are difficult;

[0006] 3. The current coupling mode of sensor and measured structure surface often adopts plaster powder and other coupling objects, which is complicated in construction, and can leave residues on the surface of structure, is difficult to clean and affects the appearance;

[0007] 4. When the size of concrete structure is large, multiple receiving arrangements are often needed, and each time moving sensor will face the above problems repeatedly, which is complicated in procedure, low in efficiency and difficult to carry out three-dimensional detection. Utility model content

[0008] Therefore, the utility model aims at providing a chromatography imaging self -adaptation sensor array coupling device, which realizes the rapid coupling of sensor array and measured structure.

[0009] In order to achieve the above object, the utility model provides a chromatography imaging adaptive sensor array coupling device, including sensor array combination base, a plurality of sensor adaptive fixed support, a plurality of sensors, the sensor array combination base includes a plurality of horizontal setting fixed bottom plate and a plurality of vertical setting bottom rib, every bottom rib is detachably connected with all fixed bottom plate, the sensor adaptive fixed support is installed on the fixed bottom plate, and every sensor is installed on corresponding sensor adaptive fixed support, the data of every sensor is uploaded to the host computer through multichannel acquisition module, and the signal of sensor array acquisition is displayed or handled using the host computer.

[0010] Further preferably, the fixed bottom plate adopts an elongated alloy plate, and the fixed bottom plate is perforated at a fixed interval, and the diameter of the perforation is adapted to the diameter of the sensor.

[0011] Further preferably, the sensor adaptive fixed support includes a claw-shaped outer frame, a spring, a first fixing member and a second fixing member, the bottom of the claw-shaped outer frame is fixed on the bottom plate through the first fixing member, the top of the claw-shaped outer frame is fixedly connected with the upper end of the spring through the second fixing member, and the lower end of the spring is connected with the sensor.

[0012] Further preferably, the claw-shaped outer frame is punched from a cross-shaped plate material, and after punching, the center is protruded, the four corners are extended downward and outward to form a fixing table.

[0013] Further preferably, the fixing table is provided with a through hole, and the diameter of every through hole is adapted to the diameter of the first fixing member.

[0014] Further preferably, a clamping assembly is further provided, one side of the clamping assembly is arranged in the interior of the claw-shaped outer frame, and the other side contacts the sensor.

[0015] Further preferably, the clamping assembly adopts adhesive sponge or silica gel.

[0016] Further preferably, handles are arranged on the bottom rib on both sides.

[0017] The chromatography imaging adaptive sensor array coupling device disclosed in the application has at least the following advantages compared with the prior art:

[0018] The application can quickly realize the integrated combination of the sensor array according to the detection accuracy requirement, the positioning accuracy of the sensor is high, the operation is fast and efficient;

[0019] By installing the spring in the sensor fixing support, the sensor can be adaptively coupled with the surface of the measured structure, and the adaptability of the device to the uneven concrete structure detection scene is improved.

[0020] Through sensor integration, 1-2 persons are needed at the work site to realize rapid deployment of the sensor array, and labor cost is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 A structure diagram of the tomographic imaging self-adaptive sensor array coupling device is provided.

[0022] Figure 2 A side view of the tomographic imaging self-adaptive sensor array coupling device is provided.

[0023] Figure 3 A top view of the sensor self-adaptive fixing support in the tomographic imaging self-adaptive sensor array coupling device is provided.

[0024] Figure 4 A structure diagram of the sensor self-adaptive fixing support is provided.

[0025] In the figure: 1, sensor array combination base; 2, sensor self-adaptive fixing support; 3, sensor; 101, fixed bottom plate; 102, bottom plate rib; 201, claw-shaped outer frame; 202, spring; 203, first fixing part; 204, second fixing part; 205, fixing table; 206, clamping assembly; 4, handle. DETAILED DESCRIPTION

[0026] The utility model is further explained in detail through the drawings and the specific embodiment.

[0027] As Figures 1-2 shown, the utility model provides a kind of tomographic imaging self-adaptive sensor array coupling device, including sensor 3 array combination base 1, multiple sensor self-adaptive fixing supports 2, multiple sensors 3, and the sensor 3 array combination base 1 includes multiple horizontal setting fixed bottom plate 101 and multiple vertical setting bottom plate rib 102, each bottom plate rib 102 is detachably connected with all fixed bottom plate 101;Sensor self-adaptive fixing support 2 is installed on fixed bottom plate 101, and each sensor 3 is installed on corresponding sensor self-adaptive fixing support 2 corresponding one;The data collected by each sensor 3 is uploaded to host computer by multichannel acquisition module, and the signal collected by sensor array is displayed or handled using host computer.

[0028] Further preferably, the fixed bottom plate 101 is a long strip alloy plate, and the fixed bottom plate 101 is perforated at a fixed interval, and the diameter of the perforation is adapted to the diameter of the sensor 3. The number of perforations is designed according to requirements.

[0029] The bottom plate connecting rib 102 is an elongated alloy plate, which is fixed to the bottom plate by bolts. After the sensor self-adaptive fixing support 2 is connected to the sensor, N rows and M columns of sensors can be fixed. The numbers of N and M are selected according to the detection requirements and the number of device channels. The column and row spacings of the sensors are designed according to the horizontal and vertical accuracy requirements of the detection. For example, for a 32-channel acquisition device, a 4-row and 8-column array can be designed, and the column and row spacings are both 10 cm. The sensor self-adaptive fixing support is arranged in an array according to the opening positions, thereby improving the detection efficiency.

[0030] As shown in Figure 3 , the sensor self-adaptive fixing support 2 includes a claw-shaped outer frame 201, a spring 202, a first fixing member 203, and a second fixing member 204. The bottom of the claw-shaped outer frame 201 is fixed to the bottom plate 101 by the first fixing member 203. The top of the claw-shaped outer frame 201 is fixedly connected to the upper end of the spring 202 by the second fixing member 204. The lower end of the spring 202 is connected to the sensor 3.

[0031] As shown in Figure 4 , the claw-shaped outer frame 201 is punched from a cross-shaped plate material. After punching, the center is protruded, and the four corners are extended downward and outward to form a fixing table 205. The fixing table 205 is provided with through holes, and each through hole is adapted in diameter to the first fixing member 203. Both the first fixing member and the second fixing member can be bolts. A clamping assembly 206 is also provided. One side of the clamping assembly 206 is arranged inside the claw-shaped outer frame 201, and the other side contacts the sensor 3. The clamping assembly 206 is made of adhesive sponge or silica gel. After the sensor is fixed to the spring 202 by the second fixing member 204, an elastic material such as adhesive sponge or silica gel can be pasted on the side of the sensor. This can not only ensure that the sensor can be self-adaptively adjusted in height, but also increase the frictional resistance around the sensor, thereby preventing the sensor from falling off.

[0032] Further, handles 4 are provided on the bottom plate ribs 102 on both sides. The handles are door-shaped and are fixed to the bottom plate connecting rib 102 by bolts. They are used by workers to lift and hold the sensor combined array, and to press the sensor combined array against the surface of the measured structure, thereby realizing the coupling of the sensor array.

[0033] The tomographic imaging self-adaptive sensor array coupling device disclosed in the present application can quickly realize the integrated combination of the sensor array according to the detection accuracy requirements. The sensor positioning accuracy is high, the operation transition is fast, and the operation efficiency is high.

[0034] By installing a spring in the sensor fixing support, the sensor can be self-adaptively coupled to the surface of the measured structure, thereby improving the adaptability of the device to the detection scene of uneven concrete structures.

[0035] Through sensor integration, only 1-2 people are needed on the job site to quickly deploy the sensor array, reducing labor costs.

[0036] Obviously, the above embodiments are only examples for clearly illustrating, but not limitation of the embodiments. Other different forms of changes or variations can be made on the basis of the above description for those skilled in the art. Here, all the embodiments need not and cannot be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the present application.

Claims

1. A tomographic imaging adaptive sensor array coupling device, characterized in that, The system includes a sensor array assembly base, multiple sensor adaptive mounting brackets, and multiple sensors. The sensor array assembly base includes multiple horizontally arranged fixed base plates and multiple vertically arranged base plate ribs, with each base plate rib detachably connected to all fixed base plates. The sensor adaptive mounting brackets are mounted on the fixed base plates, and each sensor is mounted on a corresponding sensor adaptive mounting bracket.

2. The adaptive sensor array coupling device for tomography according to claim 1, characterized in that, The fixed base plate is made of a long strip of alloy plate, and holes are made on the fixed base plate at fixed intervals, with the diameter of the holes matching the diameter of the sensor.

3. The adaptive sensor array coupling device for tomography according to claim 1, characterized in that, The sensor adaptive mounting bracket includes a claw-shaped outer frame, a spring, a first fixing member, and a second fixing member; the bottom of the claw-shaped outer frame is fixed to the base plate by the first fixing member, and the top of the claw-shaped outer frame is fixedly connected to the upper end of the spring by the second fixing member; the lower end of the spring is connected to the sensor.

4. The adaptive sensor array coupling device for tomography according to claim 3, characterized in that, The claw-shaped outer frame is made of cross-shaped sheet metal stamping. After stamping, the center protrudes, and the four corners extend downward and fold outward to form a fixing platform.

5. The adaptive sensor array coupling device for tomography according to claim 4, characterized in that, The fixing platform is provided with through holes, and each through hole is adapted to the diameter of the first fixing member.

6. The adaptive sensor array coupling device for tomography according to claim 1, characterized in that, It also includes a clamping assembly, one side of which is located inside the claw-shaped outer frame, and the other side contacts the sensor.

7. The adaptive sensor array coupling device for tomography according to claim 6, characterized in that, The clamping assembly is made of adhesive sponge or silicone.

8. The tomographic imaging adaptive sensor array coupling device according to any one of claims 1-7, characterized in that, Handles are provided on the bottom plate ribs located on both sides.

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