Multi-point detection auxiliary device for resiliometer

Abstract

The utility model discloses a multi-point detection auxiliary device for a rebound apparatus, and relates to the technical field of multi-point detection auxiliary devices for rebound apparatuses, the multi-point detection auxiliary device comprises a support plate, the upper surface of the support plate is fixedly connected with an n-shaped frame, the upper wall of the n-shaped frame is slidably connected with a pair of slide bars, the upper ends of the pair of slide bars are fixedly connected with a transverse plate together, and the transverse plate is fixedly connected with the support plate. According to the concrete member surface detection device disclosed by the utility model, a detection worker holds a rebound apparatus to respectively insert the rebound apparatus into each detection hole to detect each detection point on the surface of a concrete member, so that the operation is simple, the detection efficiency is high, and the detection efficiency is high. A pen and a ruler are not needed to draw grids on the surface of the concrete member for marking, so that the labor intensity of detection personnel is reduced, and the wall surface can be prevented from being polluted.

Description

Technical Field

[0001] The utility model relates to the technical field of multi-point detection auxiliary devices for rebound hammers, and specifically relates to a multi-point detection auxiliary device for a rebound hammer. Background Art

[0002] According to the national industry standard JGJ / T 23-2011 "Technical Specification for Detecting the Compressive Strength of Concrete by Rebound Method", when batch detecting concrete components, the number of measuring areas should not be less than 10, and 16 rebound values should be read for each measuring area. At the same time, it is required that the 16 measuring points are evenly distributed within the range of 0.04 square meters of the measuring area. When using a rebound hammer for testing, the traditional method is to use a pen (such as a chalk or a red and blue pencil, etc.) and a ruler to draw grids and make marks on the surface of the concrete component, draw 16 grids in a measuring area, and rebound once for each grid. However, this method is quite cumbersome, increasing the labor intensity of the inspectors, and the handwriting is not easy to remove after testing, causing wall pollution. Content of the Utility Model

[0003] Aiming at the deficiencies of the prior art, the utility model provides a multi-point detection auxiliary device for a rebound hammer to solve the problems raised in the above background art.

[0004] To achieve the above purposes, the utility model is realized through the following technical solutions: A multi-point detection auxiliary device for a rebound hammer, including a support plate, on the upper surface of the support plate is fixedly connected with an n-shaped frame, inside the upper wall of the n-shaped frame are slidably connected a pair of sliding rods, the lower ends of the pair of sliding rods are commonly fixedly connected with a lifting plate, between the n-shaped frame and the support plate is rotatably connected a threaded rod, the threaded rod is threadedly connected with the lifting plate, the bottom surface of the support plate is fixedly connected with a motor, the lower end of the threaded rod penetrates through the support plate and is fixedly connected with the driving end of the motor, the upper ends of the pair of sliding rods are commonly fixedly connected with a cross plate, on the front side of the upper surface of the cross plate is fixedly connected with a detection plate, inside the detection plate are opened a plurality of detection holes, and the bottom surface of the support plate is fixedly connected with a plurality of hollow legs.

[0005] Preferably, a slider is slidably connected inside the hollow leg, on the upper surface of the support plate are fixedly connected a plurality of hydraulic cylinders, the telescopic ends of the hydraulic cylinders penetrate through the support plate and are fixedly connected with the slider, and a universal wheel is installed on the bottom surface of the slider.

[0006] Preferably, the number of the detection holes is sixteen.

[0007] Advantageous Effects

[0008] The utility model provides a multi-point detection auxiliary device for a rebound hammer, which has the following advantageous effects:

[0009] 1. By extending the universal wheels out of the hollow legs, it is convenient for the inspectors to move the detection auxiliary device;

[0010] 2. The upward movement of the slider can drive the universal wheels to retract into the hollow legs, and the detection auxiliary device can be positioned by supporting the ground with the hollow legs.

[0011] 3. The vertical movement of the lifting plate can drive the vertical movement of the detection plate, and the height of the detection plate can be adjusted according to the position to be detected.

[0012] 4. The rebound hammer is held by the tester and inserted into each detection hole to detect each detection point on the surface of the concrete member. The operation is simple, without the need to draw grids and make marks on the surface of the concrete member with a pen and a ruler, reducing the labor intensity of the tester and preventing wall pollution at the same time. Description of the Drawings

[0013] Figure 1 It is the front view of the present utility model;

[0014] Figure 2 It is the right view of the present utility model.

[0015] In the figure: 1. Support plate; 2. Motor; 3. Lifting plate; 4. Universal wheel; 5. Hollow leg; 6. Slide block; 7. Hydraulic cylinder; 8. N-shaped frame; 9. Threaded rod; 10. Slide bar; 11. Cross plate; 12. Detection hole; 13. Detection plate. Detailed Embodiment

[0016] Next, the technical solutions in the present utility model will be clearly and completely described in conjunction with the drawings in the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments.

[0017] The directional terms mentioned in the present utility model, such as "up", "down", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., are only the directions shown in the drawings. The directional terms used are to explain and understand the present utility model, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present utility model.

[0018] Please refer to Figure 1-2, the present utility model provides a technical solution: a multi-point detection auxiliary device for a rebound instrument, including a support plate, on the upper surface of the support plate is fixedly connected with an n-shaped frame, a pair of sliding rods are slidably connected inside the upper wall of the n-shaped frame, the lower ends of the pair of sliding rods are fixedly connected together with a lifting plate, a threaded rod is rotatably connected between the n-shaped frame and the support plate, the threaded rod is threadedly connected with the lifting plate, the bottom surface of the support plate is fixedly connected with a motor, the lower end of the threaded rod penetrates through the support plate and is fixedly connected with the driving end of the motor, the upper ends of the pair of sliding rods are fixedly connected together with a cross plate, on the front side of the upper surface of the cross plate is fixedly connected with a detection plate, a plurality of detection holes are opened in the detection plate, and a plurality of hollow legs are fixedly connected to the bottom surface of the support plate; a slider is slidably connected inside the hollow leg, a plurality of hydraulic cylinders are fixedly connected to the upper surface of the support plate, the telescopic end of the hydraulic cylinder penetrates through the support plate and is fixedly connected with the slider, and a universal wheel is installed on the bottom surface of the slider; the number of detection holes is sixteen.

[0019] Through those skilled in the art, all the electrical components in this case are electrically connected to their adapted power supplies, and appropriate controllers should be selected according to the actual situation to meet the control requirements. For the specific connection and control sequence, the electrical connection should be completed with reference to the sequence of the working order of each electrical component in the following working principle. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process, and no further description of electrical control will be made.

[0020] Embodiment: According to the attached drawings of the specification Figure 1-2 As can be seen, when in use, by the elongation of the hydraulic cylinder 7, the slider 6 can be driven to descend, by the descent of the slider 6, the universal wheel 4 can be driven to extend out of the hollow leg 5, by the extension of the universal wheel 4 out of the hollow leg 5, it is convenient for the detection personnel to move the detection auxiliary device, move the detection auxiliary device to make the detection plate 13 close to the surface of the concrete component to be detected, by the shortening of the hydraulic cylinder 7, the slider 6 can be driven to rise, by the rise of the slider 6, the universal wheel 4 can be driven to retract into the hollow leg 5, after the universal wheel 4 retracts into the hollow leg 5, the hollow leg 5 can support the ground, by the hollow leg 5 supporting the ground, the detection auxiliary device can be positioned, starting the motor 2 can drive the threaded rod 9 to rotate, by the rotation of the threaded rod 9, the lifting plate 3 can be driven to move vertically, by the vertical movement of the lifting plate 3, the detection plate 13 can be driven to move vertically, and the height of the detection plate 13 can be adjusted according to the position to be detected. During detection, the detection personnel hold the rebound instrument and insert it into each detection hole 12 respectively to detect each detection point on the surface of the concrete component. The operation is simple, there is no need to draw grids and make marks on the surface of the concrete component with a pen and a ruler, which reduces the labor intensity of the detection personnel and can also prevent wall pollution.

[0021] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A multi-point detection auxiliary device for a rebound tester, characterized in that: The invention comprises a support plate (1), wherein an n-shaped frame (8) is fixedly connected to the upper surface of the support plate (1), a pair of sliding rods (10) are slidably connected inside the upper wall of the n-shaped frame (8), the lower ends of the pair of sliding rods (10) are commonly fixedly connected to a lifting plate (3), a threaded rod (9) is rotatably connected between the n-shaped frame (8) and the support plate (1), the threaded rod (9) is threadedly connected to the lifting plate (3), the bottom surface of the support plate (1) is fixedly connected to a motor (2), the lower end of the threaded rod (9) penetrates the support plate (1) and is fixedly connected to the driving end of the motor (2), the upper ends of the pair of sliding rods (10) are commonly fixedly connected to a transverse plate (11), the front side of the upper surface of the transverse plate (11) is fixedly connected to a detection plate (13), a plurality of detection holes (12) are provided in the detection plate (13), and a plurality of hollow legs (5) are fixedly connected to the bottom surface of the support plate (1).

2. A multi-point detection auxiliary device for a rebound hammer according to claim 1, characterized in that: A sliding block (6) is slidably connected inside the hollow leg (5), a plurality of hydraulic cylinders (7) are fixedly connected to the upper surface of the support plate (1), the telescopic ends of the hydraulic cylinders (7) penetrate the support plate (1) and are fixedly connected to the sliding block (6), and a universal wheel (4) is mounted on the bottom surface of the sliding block (6).

3. The multi-point detection auxiliary device for a rebound hammer according to claim 1, characterized in that: The number of the detection holes (12) is sixteen.

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