Floor vibration acquisition auxiliary device

Abstract

The utility model discloses a floor vibration acquisition auxiliary device which comprises a bottom plate and a vibration sensor fixed on the bottom plate, and the bottom plate is provided with a plurality of through holes; the binding band assembly is used for assisting in fixing the bottom plate and comprises a first binding band and a second binding band used in cooperation with the first binding band, a threading frame is arranged at one end of the first binding band, the other end of the first binding band is connected with the bottom plate, a hook face and a hair face are arranged at one end of the second binding band, and the other end of the second binding band is connected with the bottom plate. The device comprises a bottom plate and a vibration sensor fixed on the bottom plate, wherein the bottom plate can be fastened on a floor through screws; the binding belt assembly is used for assisting in fixing the bottom plate, the binding belt assembly is used for assisting in fixing after the bottom plate is fastened, it is guaranteed that the bottom plate cannot be easily separated from the floor, and the floor vibration condition can be conveniently monitored in real time; and meanwhile, the problem that a magnetic attraction method is not suitable for a non-magnetic floor slab is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to building structure health monitoring technical field mainly relates to a floor vibration collection auxiliary device. BACKGROUND

[0002] With the development of city construction modernization process and the increasing of city scale, the environmental vibration produced by ground road traffic, subway, engineering construction and factory machinery operation and other human activities is becoming more and more serious, these environmental vibrations spread to the outside through the stratum, causing the secondary vibration of surrounding buildings; in addition, high-rise buildings are easily affected by wind load, not only the bearing capacity ability state needs to be analyzed and considered, but also more attention needs to be paid to the vibration comfort degree influence under the normal use state of building structure.

[0003] Due to the uncertainty of vibration source and the complexity of building structure, building structure vibration monitoring is particularly important as the first nature data to obtain structure dynamic characteristics.

[0004] The vibration monitoring in the prior art uses vibration sensors to monitor, that is, the vibration sensors are fixed on the floor by adhesive or magnetic attraction method. However, the adhesive method is not reusable, and the magnetic attraction method is not suitable for non-magnetic floor.

[0005] Therefore, it is imperative to develop a reusable vibration sensor fixing device suitable for various material floors. CONTENT OF THE UTILITY MODEL

[0006] The utility model aims at solving some problems existing in the prior art. To this end, the purpose of the utility model is to provide a floor vibration collection auxiliary device.

[0007] To achieve the above purpose, the utility model realizes by the following technical scheme:

[0008] A floor vibration collection auxiliary device, comprising a bottom plate and a vibration sensor fixed on the bottom plate, a plurality of through holes are formed in the bottom plate;

[0009] It also comprises a binding belt assembly for assisting in fixing the bottom plate, the binding belt assembly comprises a first binding belt and a second binding belt used in cooperation with the first binding belt, one end of the first binding belt is provided with a threading frame, the other end is connected with the bottom plate, one end of the second binding belt is provided with a hook surface and a fuzzy surface, the other end is connected with the bottom plate.

[0010] On the basis of the above scheme, the bottom plate is provided with a connecting lug on both sides, and one end of the first binding belt and the second binding belt is connected in the connecting lug.

[0011] On the basis of the above scheme, the bottom plate is provided with an anti-skid mechanism on the back.

[0012] According to some embodiments of this utility model, the anti-slip mechanism is a sandblasted particle layer.

[0013] According to some other embodiments of the present invention, the anti-slip mechanism is an anti-slip coating layer.

[0014] Furthermore, based on the above scheme, the number of through holes is three, and the center line connecting the three through holes forms an equilateral triangle.

[0015] Furthermore, based on the above scheme, the hook surface is located at the outermost end of the second strap.

[0016] Furthermore, based on the above scheme, the hook side and the rough side each account for 1 / 4 of the total length of the second strap.

[0017] Furthermore, based on the above scheme, the base plate is one of the following shapes: circular, rectangular, and elliptical.

[0018] Compared with the prior art, the beneficial effects of this utility model are:

[0019] This utility model includes a base plate and a vibration sensor fixed to the base plate. The base plate can be fastened to the floor slab with screws. It also includes a strap assembly for assisting in fixing the base plate. After the base plate is fastened, the strap assembly is used to assist in fixing it, ensuring that the base plate will not easily separate from the floor slab, which is convenient for real-time monitoring of the floor slab vibration. The base plate can be disassembled and reused multiple times, and it also solves the problem that the magnetic attraction method is not suitable for non-magnetic floor slabs.

[0020] The features and advantages of this utility model will be described in detail through embodiments in conjunction with the accompanying drawings. Attached Figure Description

[0021] Figure 1 This is a front view of the floor vibration acquisition auxiliary device;

[0022] Figure 2 The back of the floor slab vibration acquisition auxiliary device Figure One ;

[0023] Figure 3 The back of the floor slab vibration acquisition auxiliary device Figure Two ;

[0024] Figure 4 This is a view of the back of the second strap.

[0025] Figure label:

[0026] 1. Base plate; 2. Vibration sensor; 3. Through hole; 4. First strap; 5. Second strap; 6. Wire threading frame; 7. Hook surface; 8. Rough surface; 9. Connecting ear; 10. Sandblasted particle layer; 11. Anti-slip coating layer. Detailed Implementation

[0027] To make the technical means, creation features, purposes and effects of the present application easy to understand, the present application is further described below in conjunction with specific embodiments.

[0028] The exemplary embodiments will be described in detail herein below with reference to the drawings. In the following description, unless otherwise indicated, the same numbers in different drawings represent the same or similar elements. The embodiments described in the following exemplary embodiments are not meant to represent all implementations consistent with the present application. Rather, they are merely examples of apparatus consistent with some aspects of the present application as detailed in the appended claims.

[0029] The terminology used in the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the present application. Unless otherwise defined, all terms of art used herein have the same meaning as commonly understood by one of ordinary skill in the art in the field of the present application. As used in the specification and appended claims, the singular forms "a," "an" and "the" include plural references unless the context clearly dictates otherwise. "Multiple" includes two, and is equivalent to at least two. "Include" or "comprise" and similar words mean that the elements or objects encompassed by "include" or "comprise" before them are encompassed by the "include" or "comprise" after them, and equivalents thereof, and do not exclude other elements or objects. "Connected" or "connected" and similar words are not limited to physical or mechanical connections, but can include electrical connections, whether direct or indirect. As used in the specification and appended claims, the singular forms "a," "an" and "the" are intended to include plural references, unless the context clearly dictates otherwise. It should also be understood that the term "and / or" as used herein refers to and includes any or all possible combinations of one or more associated listed items.

[0030] Example 1:

[0031] Please refer to Figure 1 , 2And 4, a floor vibration acquisition auxiliary device, comprising a bottom plate 1 and a vibration sensor 2 fixed on the bottom plate 1, the vibration sensor 2 can be adhered to the bottom plate 1 by glue, a plurality of through holes 3 are formed on the bottom plate 1, and screws can be installed in the through holes 3, specifically, the number of the through holes 3 is three, and the center lines of the three through holes 3 form an equilateral triangle, and the through holes 3 distributed in the equilateral triangle realize three-point stable fixation; further comprising a binding belt assembly for assisting in fixing the bottom plate 1, the binding belt assembly can further fix the base and the vibration sensor 2, specifically, the binding belt assembly comprises a first binding belt 4 and a second binding belt 5 used in cooperation with the first binding belt 4, one end of the first binding belt 4 is provided with a threading frame 6, the other end is connected with the bottom plate 1, one end of the second binding belt 5 is provided with a hook surface 7 and a fuzzy surface 8, the other end is connected with the bottom plate 1, the end of the second binding belt 5 with the hook surface 7 passes through the threading frame 6, and the first binding belt 4 and the second binding belt 5 are connected together through the hook surface 7 and the fuzzy surface 8 to fix the base and the vibration sensor 2.

[0032] Further, the bottom plate 1 is provided with a connecting lug 9 on both sides, the connecting lug 9 and the bottom plate 1 are of an integral structure, and one end of the first binding belt 4 and the second binding belt 5 is connected in the connecting lug 9.

[0033] Further, the bottom plate 1 is provided with an anti-skid mechanism on the back, the anti-skid mechanism is used to increase the friction between the bottom plate 1 and the floor, in the embodiment, the anti-skid mechanism is a sandblasting particle layer 10, the surface of the bottom plate 1 is impacted by high-speed sand particles to form a uniform rough structure, and the roughness of the back of the bottom plate 1 is increased.

[0034] Further, the hook surface 7 is located at the outermost end of the second binding belt 5.

[0035] Further, the hook surface 7 and the fuzzy surface 8 respectively account for 1 / 4 of the length of the entire second binding belt 5, and the hook surface 7 and the fuzzy surface 8 are on the same plane with the vibration sensor 2.

[0036] Further, the bottom plate 1 is one of a circle, a rectangle and an ellipse, and is preferably a circle.

[0037] Further, the vibration sensor 2 is a piezoelectric vibration sensor 2 or a magneto-electric vibration sensor 2 or a force balance vibration sensor 2, and is preferably a piezoelectric vibration sensor 2.

[0038] Preferably, the bottom plate 1 is made of Q235 steel plate; and the first binding belt 4 and the second binding belt 5 are both made of nylon woven belt.

[0039] Preferably, the vibration sensor 2 is further electrically connected with a wireless signal receiving / transmitting device, signals are transmitted through the wireless signal receiving / transmitting device, and are collected and analyzed through a data collection and analysis unit, and finally presented on a terminal, so as to facilitate monitoring personnel to monitor.

[0040] Embodiment 2:

[0041] Please refer to the following for details. Figure 3 The rest of this embodiment is the same as that of embodiment 1, except that: in this embodiment, the anti-slip mechanism is an anti-slip coating layer 11, that is, an epoxy resin or polyurethane coating containing wear-resistant particles (such as silicon carbide and aluminum oxide) is sprayed on the back of the base plate 1, which is both anti-slip and corrosion-resistant.

[0042] This utility model relates to an auxiliary device for collecting floor vibration data, and its working principle is explained in conjunction with the accompanying drawings:

[0043] First, drill suitable threaded holes in the floor slab, then attach the base plate 1 to the floor slab, align the through hole 3 and the threaded hole, and tighten the screws to complete the fixation of the base plate 1; then wrap the first strap 4 and the second strap 5 around the floor slab, pass the end of the second strap 5 around the wire frame 6, and fold the hook side 7 of the second strap 5 so that the hook side 7 and the rough side 8 are glued together to assist in fixing the base and the vibration sensor 2.

[0044] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claims. The scope of protection of this utility model is defined by the appended claims and their equivalents.

Claims

1. A floor vibration acquisition assisting device characterized by comprising: The vibration sensor is fixed on the bottom plate, and a plurality of through holes are formed in the bottom plate; The binding band assembly is used for assisting in fixing the bottom plate, and comprises a first binding band and a second binding band used in cooperation with the first binding band.

2. The floor vibration acquisition aid of claim 1, wherein, The first binding band and the second binding band are connected to the connecting ears at one end.

3. The floor vibration acquisition aid of claim 1 or 2, wherein The back of the bottom plate is provided with an anti-skid mechanism.

4. The floor vibration acquisition aid of claim 3, wherein, The anti-skid mechanism is a sandblasting particle layer.

5. The floor vibration acquisition aid of claim 3, wherein, The anti-skid mechanism is an anti-skid paint layer.

6. The floor vibration acquisition aid of claim 3, wherein, The number of the through holes is three, and the center lines of the three through holes form an equilateral triangle.

7. The floor vibration acquisition aid of claim 3, wherein, The hook surface is located at the outermost end of the second binding band.

8. The floor vibration acquisition aid of claim 3, wherein, The hook surface and the nap surface respectively account for 1 / 4 of the length of the second binding band.

9. The floor vibration acquisition aid of claim 3, wherein, The bottom plate is one of a circle, a rectangle and an ellipse.

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