Self-compacting concrete compactness detection device

Abstract

The utility model belongs to the technical field of constructional engineering, and particularly relates to a self-compacting concrete compactness detection device which comprises an elastic sheet which is of an arc-shaped structure. The top of the elastic sheet is fixedly connected with a plurality of second hinge frames; a first supporting column is hinged to the top of the second hinge frame through a torsional spring. The top of the first supporting column is hinged to a first hinge frame through a torsional spring. The top of the first hinge frame is fixedly connected with an ultrasonic detection device; the side wall of the elastic piece is fixedly connected with a second supporting column. The fixing of the elastic sheet is realized, and the problem of inaccurate measurement of the ultrasonic detection device caused by vibration generated by the sliding of the elastic sheet is reduced; meanwhile, the ultrasonic detection device is attached to the cement column, and detection of the ultrasonic detection device is facilitated; through a first supporting column which is arranged at the top of a second hinge frame and connected with a torsional spring, the distance between the ultrasonic detection device and the concrete column can be always adjusted, and the ultrasonic detection device is more attached to the concrete column.

Description

Technical Field

[0001] The utility model belongs to the technical field of construction engineering, and specifically relates to a self-compacting concrete compactness detection device. Background Technique

[0002] The compactness of concrete refers to the degree of voids in the concrete, and the number of voids directly affects the strength, durability and impermeability of the concrete. Dense concrete can prevent moisture and gas from entering the interior of the concrete, reduce the cracking and corrosion of the concrete, and improve the strength and durability of the concrete.

[0003] In the prior art, the detection of the compactness of columnar concrete is generally carried out by an ultrasonic probe, and the probe often needs to be fixed. The existing ultrasonic probe fixing device has a low fixing effect and is prone to sliding off, resulting in inaccurate detection data and damage to the probe.

[0004] Therefore, the utility model provides a self-compacting concrete compactness detection device. Content of the Utility Model

[0005] In order to make up for the deficiencies of the prior art and solve at least one of the technical problems proposed in the background technique.

[0006] The technical solution adopted by the utility model to solve its technical problems is as follows: A self-compacting concrete compactness detection device described in the utility model includes an elastic sheet, and the elastic sheet is in an arc structure; a plurality of second hinge frames are fixedly connected to the top of the elastic sheet; a first support column is hinged to the top of the second hinge frame through a torsion spring; a first hinge frame is hinged to the top of the first support column through a torsion spring; an ultrasonic detection device is fixedly connected to the top of the first hinge frame; a second support column is fixedly connected to the side wall of the elastic sheet; the second support columns are symmetrically arranged; a long-distance screw is threadedly connected to the middle of the second support column; a nut is threadedly connected to the middle of the long-distance screw; the fixing of the elastic sheet is realized, and the problem that the ultrasonic detection device measures inaccurately due to the vibration caused by the sliding of the elastic sheet is reduced; at the same time, the ultrasonic detection device is also made to fit the cement column, which is convenient for the detection of the ultrasonic detection device; by setting the first support column connected by a torsion spring at the top of the second hinge frame, the distance between the ultrasonic detection device and the cement column can be always maintained, making the ultrasonic detection device fit the cement column better.

[0007] Preferably, a third support column is fixedly connected to the top of the elastic sheet; the third support columns are symmetrically arranged; an elastic band is fixedly connected to the side wall of the third support column of one of the elastic sheets; a plurality of rubber columns are fixedly connected to the middle of the elastic band; a plurality of hooks are fixedly connected to the side wall of the elastic band; a plurality of fourth support columns are fixedly connected to the side wall of the third support column of the other elastic sheet; a collar is fixedly connected to the side wall of the fourth support column; by providing the elastic band, the surface of the cement column is covered, further increasing the stability of the elastic sheet and facilitating detection; by providing a plurality of rubber columns in the middle of the elastic band, the friction between the elastic band and the surface of the cement column is increased, further enhancing the fitting of the elastic sheet to the surface of the cement column.

[0008] Preferably, a plurality of rubber blocks are fixedly connected to the inner wall of the elastic sheet; the rubber blocks are arranged in a linear array structure; by providing the rubber blocks, when the elastic sheet fits the surface of the cement column, the friction between the elastic sheet and the surface of the cement column can be increased, reducing the sliding and falling off of the elastic sheet, and further increasing the stability of the elastic sheet; further making the ultrasonic detection device fit the surface of the cement column and increasing the stable effect of detection.

[0009] Preferably, a fifth support column is fixedly connected to the outer wall of each elastic sheet; a transparent observation cylinder is fixedly connected to the end of the fifth support column; the transparent observation cylinder is a cylindrical structure with scales on the side wall; a hose is communicated with the bottom of the transparent observation cylinder; the other end of the hose is communicated with the bottom of the other transparent observation cylinder; by observing the scale lines on the side walls of the two transparent observation cylinders, the positions of the two elastic sheets can be adjusted to make the two elastic sheets horizontal; by providing the transparent observation cylinder and the hose, the elastic sheet can be placed horizontally, reducing the detection error problem of the ultrasonic detection device caused by the inclination of the position of the elastic sheet.

[0010] Preferably, a plurality of rubber rings are fixedly connected to the side wall of the hose; the rubber rings are arranged in an array structure; by providing the rubber rings, the friction of the surface of the cement column on the hose can be reduced, reducing the wear of the hose, and at the same time reducing the problem of water flow blockage caused by the deformation of the middle part of the hose; increasing the service time of the hose.

[0011] Preferably, a water injection port is fixedly connected to the top of the transparent observation cylinder; the water injection port is a frustum structure with no covers on both sides and is hollow; a cover plate is fixedly connected to the water injection port; a plurality of water inlet grooves are opened in the middle of the cover plate; by providing the water injection port, the water injection can be more convenient, and at the same time the splashing of water during water injection is reduced; by providing the cover plate, the impurities mixed in the water can be reduced from entering the transparent observation cylinder, reducing the phenomenon of hose blockage caused by impurities.

[0012] The beneficial effects of the present utility model are as follows:

[0013] 1. The self-compacting concrete compactness detection device described in the present utility model realizes the fixation of the elastic sheet, reduces the problem that the elastic sheet slips and generates vibration, resulting in inaccurate measurement by the ultrasonic detection device; at the same time, it also realizes the fitting of the ultrasonic detection device to the cement column, facilitating the detection by the ultrasonic detection device; by setting the first support column connected by a torsion spring at the top of the second hinge frame, the distance between the ultrasonic detection device and the cement column can always be maintained, making the ultrasonic detection device fit the cement column more closely.

[0014] 2. The self-compacting concrete compactness detection device described in the present utility model realizes the covering of the surface of the cement column by setting an elastic band, further increasing the stability of the elastic sheet and facilitating detection; by setting multiple rubber columns in the middle of the elastic band, the friction between the elastic band and the surface of the cement column is increased, further enhancing the fitting of the elastic sheet to the surface of the cement column. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The present utility model will be further described below with reference to the accompanying drawings.

[0016] Figure 1 is the perspective view of the present utility model;

[0017] Figure 2 is the schematic structural view of the elastic band of the present utility model;

[0018] Figure 3 is the cross-sectional view of the observation cylinder in the present utility model;

[0019] Figure 4 is the schematic structural view of the elastic sheet and the hinge frame in the present utility model;

[0020] Figure 5 is the schematic structural view of the long-distance screw in the present utility model;

[0021] In the figure: 1, elastic sheet; 11, ultrasonic detection device; 12, first hinge frame; 13, first support column; 14, second hinge frame; 15, second support column; 16, long-distance screw; 17, nut; 2, elastic band; 21, third support column; 23, hook; 24, rubber column; 25, fourth support column; 26, collar; 3, rubber block; 4, transparent observation cylinder; 41, fifth support column; 42, hose; 5, rubber ring; 6, water injection port; 61, cover plate; 62, water inlet groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] In order to make the technical means, creative features, achieved purposes and effects realized by the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments.

[0023] As Figure 1 , Figure 5As shown in the figure, a self-compacting concrete compactness detection device according to an embodiment of the present utility model includes an elastic sheet 1, and the elastic sheet 1 is an arc-shaped structure; a plurality of second hinge frames 14 are fixedly connected to the top of the elastic sheet 1; a first support column 13 is hinged to the top of the second hinge frame 14 through a torsion spring; a first hinge frame 12 is hinged to the top of the first support column 13 through a torsion spring; an ultrasonic detection device 11 is fixedly connected to the top of the first hinge frame 12; a second support column 15 is fixedly connected to the side wall of the elastic sheet 1; the second support columns 15 are symmetrically arranged; a long-distance screw 16 is threadedly connected to the middle of the second support column 15; a nut 17 is threadedly connected to the middle of the long-distance screw 16; when in use, the nut 17 is unscrewed from the middle of the long-distance screw 16 to separate the long-distance screw 16 from the second support column 15 on the side wall of the other elastic sheet 1, and the two elastic sheets 1 are sleeved on the cement column to be detected with the arcs facing inwards. Then, the long-distance screw 16 is inserted into the middle of the second support column 15 to make the ends of the two elastic sheets 1 close to each other; then the nut 17 is tightened, and at this time, the end of the ultrasonic detection device 11 is attached to the surface of the cement column; the fixing of the elastic sheet 1 is realized, and the problem that the elastic sheet 1 vibrates due to slipping, resulting in inaccurate measurement by the ultrasonic detection device 11, is reduced; at the same time, the ultrasonic detection device 11 is attached to the cement column, which is convenient for the detection of the ultrasonic detection device 11; by setting the first support column 13 connected by a torsion spring at the top of the second hinge frame 14, the distance between the ultrasonic detection device 11 and the cement column can be always maintained, making the ultrasonic detection device 11 more closely attached to the cement column.

[0024] As Figures 1 to 2 shown, a third support column 21 is fixedly connected to the top of the elastic sheet 1; the third support columns 21 are symmetrically arranged; an elastic band 2 is fixedly connected to the side wall of the third support column 21 of one of the elastic sheets 1; a plurality of rubber columns 24 are fixedly connected to the middle of the elastic band 2; a plurality of hooks 23 are fixedly connected to the side wall of the elastic band 2; a plurality of fourth support columns 25 are fixedly connected to the side wall of the third support column 21 on the other elastic sheet 1; a collar 26 is fixedly connected to the side wall of the fourth support column 25; when in use, the elastic band 2 is stretched to hang the hooks 23 on the collar 26. By providing the elastic band 2, the surface of the cement column is covered, further increasing the stability of the elastic sheet 1 and facilitating detection; by providing a plurality of rubber columns 24 in the middle of the elastic band 2, the friction between the elastic band 2 and the surface of the cement column is increased, further enhancing the adhesion of the elastic sheet 1 to the surface of the cement column.

[0025] As Figure 1As shown, a plurality of rubber blocks 3 are fixedly connected to the inner wall of the elastic sheet 1; the rubber blocks 3 are arranged in a linear array structure; by providing the rubber blocks 3, when the elastic sheet 1 is attached to the surface of the cement column, the friction between the elastic sheet 1 and the surface of the cement column can be increased, the sliding and falling off of the elastic sheet 1 are reduced, and the stability of the elastic sheet 1 is further increased; further, the ultrasonic detection device 11 is attached to the surface of the cement column to increase the stability effect of the detection.

[0026] As Figure 1 , Figure 3 shown, a fifth support column 41 is fixedly connected to the outer wall of each elastic sheet 1; a transparent observation cylinder 4 is fixedly connected to the end of the fifth support column 41; the transparent observation cylinder 4 is a cylindrical structure with scales on the side wall; a hose 42 is communicated with the bottom of the transparent observation cylinder 4; the other end of the hose 42 is communicated with the bottom of another transparent observation cylinder 4; during use, water is injected into the transparent observation cylinder 4, and the water will flow into another transparent observation cylinder 4 along the hose 42 to form a connection; by observing the scale lines on the side walls of the two transparent observation cylinders 4, the positions of the two elastic sheets 1 can be adjusted to make the two elastic sheets 1 horizontal; by providing the transparent observation cylinder 4 and the hose 42, the elastic sheet 1 can be placed horizontally, and the detection error problem of the ultrasonic detection device 11 caused by the inclination of the position of the elastic sheet 1 is reduced.

[0027] As Figure 1 , Figure 3 shown, a plurality of rubber rings 5 are fixedly connected to the side wall of the hose 42; the rubber rings 5 are arranged in an array structure; by providing the rubber rings 5, the friction of the surface of the cement column on the hose 42 can be reduced, the wear of the hose 42 is reduced, and at the same time, the problem of water flow blockage caused by the deformation of the middle part of the hose 42 is reduced; the service time of the hose 42 is increased.

[0028] As Figure 1 , Figure 3 shown, a water injection port 6 is fixedly connected to the top of the transparent observation cylinder 4; the water injection port 6 is a frustum structure with no covers on both sides and is hollow; a cover plate 61 is fixedly connected to the water injection port 6; a plurality of 62 are opened in the middle of the cover plate 61; by providing the water injection port 6, the water injection can be made more convenient, and at the same time, the splashing of water during water injection is reduced; by providing the cover plate 61, the impurities mixed in the water can be reduced from entering the transparent observation cylinder 4, and the phenomenon of blockage of the hose 42 caused by impurities is reduced.

[0029] Working principle: When in use, unscrew the nut 17 from the middle of the long-distance screw 16, so that the long-distance screw 16 is disengaged from the second support column 15 on the side wall of the other elastic sheet 1. Then, sleeved the two elastic sheets 1 with the arcs facing inwards on the cement column to be detected. Subsequently, insert the long-distance screw 16 into the middle of the second support column 15 to make the ends of the two elastic sheets 1 close to each other. Then tighten the nut 17. At this time, the end of the ultrasonic detection device 11 is attached to the surface of the cement column, realizing the fixation of the elastic sheet 1. Stretch the elastic band 2 to hang the hook 23 on the collar 26. By providing the rubber block 3, when the elastic sheet 1 is attached to the surface of the cement column, the friction between the elastic sheet 1 and the surface of the cement column can be increased, reducing the sliding and falling off of the elastic sheet 1. Pour water into the transparent observation cylinder 4, and the water will flow into the other transparent observation cylinder 4 along the hose 42 to form a connection. By observing the scale lines on the side walls of the two transparent observation cylinders 4, the positions of the two elastic sheets 1 can be adjusted to make the two elastic sheets 1 horizontal. By providing the rubber ring 5, the friction of the surface of the cement column on the hose 42 can be reduced, reducing the wear of the hose 42.

[0030] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection of the present invention is defined by the appended claims and their equivalents.

Claims

1. A self-compacting concrete compactness detection device, characterized in that: It includes an elastic sheet (1), and the elastic sheet (1) is of an arc structure; a plurality of second hinge brackets (14) are fixedly connected to the top of the elastic sheet (1); a first support column (13) is hinged to the top of the second hinge bracket (14) through a torsion spring; a first hinge bracket (12) is hinged to the top of the first support column (13) through a torsion spring; an ultrasonic detection device (11) is fixedly connected to the top of the first hinge bracket (12); a second support column (15) is fixedly connected to the side wall of the elastic sheet (1); the second support columns (15) are symmetrically arranged; a long-distance screw (16) is threadedly connected to the middle of the second support column (15); a nut (17) is threadedly connected to the middle of the long-distance screw (16).

2. The self-compacting concrete compactness detection device according to claim 1, wherein: A third support column (21) is fixedly connected to the top of the elastic sheet (1); the third support columns (21) are symmetrically arranged; an elastic band (2) is fixedly connected to the side wall of the third support column (21) of one of the elastic sheets (1); a plurality of rubber columns (24) are fixedly connected to the middle of the elastic band (2); a plurality of hooks (23) are fixedly connected to the side wall of the elastic band (2); a plurality of fourth support columns (25) are fixedly connected to the side wall of the third support column (21) of the other elastic sheet (1); a collar (26) is fixedly connected to the side wall of the fourth support column (25).

3. The self-compacting concrete compactness detection device according to claim 2, characterized in that: A plurality of rubber blocks (3) are fixedly connected to the inner wall of the elastic sheet (1); the rubber blocks (3) are arranged in a linear array structure.

4. A self-compacting concrete compactness detection device according to claim 3, characterized in that: A fifth support column (41) is fixedly connected to the outer wall of each elastic sheet (1); a transparent observation cylinder (4) is fixedly connected to the end of the fifth support column (41); the transparent observation cylinder (4) is of a cylindrical structure with scales on the side wall; a hose (42) is communicated with the bottom of the transparent observation cylinder (4); the other end of the hose (42) is communicated with the bottom of the other transparent observation cylinder (4).

5. The self-compacting concrete compactness detection device according to claim 4, characterized in that: A plurality of rubber rings (5) are fixedly connected to the side wall of the hose (42); the rubber rings (5) are arranged in an array structure.

6. The self-compacting concrete compactness detection device according to claim 5, characterized in that: A water injection port (6) is fixedly connected to the top of the transparent observation cylinder (4); the water injection port (6) is of a frustum structure with no covers on both sides and is hollow; a cover plate (61) is fixedly connected to the water injection port (6); a plurality of (62) are opened in the middle of the cover plate (61).

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