Concrete detection device for highway bridge construction

Abstract

The invention discloses a concrete detection device for highway bridge construction, which comprises a rebound apparatus body, one end of the rebound apparatus body is fixedly sleeved with a lantern ring, one end of the outer side of the lantern ring is fixedly connected with a connecting column, the tail end of the connecting column is fixedly connected with a sliding block, the outer part of the rebound apparatus body is parallelly sleeved with an outer ring I and an outer ring II, and the outer ring I and the outer ring II are fixedly connected with the sliding block. A connecting arc plate is fixedly connected between the first outer ring and the second outer ring, a first sliding groove is formed in the inner side of the connecting arc plate, a connecting spring is fixedly connected to one side of a sliding block, a second sliding groove is formed in one end of the inner side of the first outer ring, and a horizontal ring plate fixedly sleeves one end of the outer side of the first outer ring. The elastic structure assists the horizontal annular plate to enable the rebound apparatus body to be always kept in a state of being perpendicular to the wall surface in the use process, and the inclination angle is prevented from influencing the accuracy of a measurement result.

Description

Technical Field

[0001] The invention relates to the technical field of concrete detection equipment, in particular to a concrete detection device for highway bridge construction. Background Art

[0002] Concrete is the main building material in highway bridge construction projects. Concrete testing equipment is an important tool for evaluating the performance and quality of concrete. It mainly includes rebound test equipment, which is used to measure the rebound value of the concrete surface to evaluate its strength.

[0003] The existing Chinese patent document CN216791844U discloses a highway bridge construction concrete detection device, comprising: a rebound tester housing, a probe and a display, one end of the rebound tester housing is connected to an end cap, and the probe is plugged into the end cap, one side of the rebound tester housing is provided with a display, and one side of the display is provided with a function key, and the two end surfaces of the display are provided with a card slot, and the outer side of the display is sleeved with a protective cover; the highway bridge construction concrete detection device installs the protective cover on the outer side of the display for protection, and at the same time, the function key is pressed by pressing the connecting piece to drive the protrusion to squeeze the function key to realize pressing. The control and adjustment of the keys ensure that the display can be protected without hindering the effect of operating the buttons. The tail of the rebound tester shell can be lengthened by rotating the tail sleeve, so that the user can stably hold and operate the detection device. The anti-loosening block on the inner side of the support plate and the outer wall of the rebound tester shell are clamped together to achieve stable carrying of the detection device. However, the concrete detection device for highway bridge construction still has shortcomings: it does not have an auxiliary vertical structure, and the rebound tester needs to maintain the verticality of the equipment and the wall when in use. If the angles of the two are not vertical, the impact force will be dispersed, resulting in inaccurate rebound distance, which in turn affects the hardness measurement results. Summary of the invention

[0004] The purpose of the present invention is to provide a concrete testing device for highway bridge construction to solve the problem that the above-mentioned concrete testing device for highway bridge construction does not have an auxiliary vertical structure, and the rebound hammer needs to maintain the verticality of the device and the wall when in use. If the angles between the two are not vertical, the impact force will be dispersed, resulting in inaccurate rebound distance, which in turn affects the hardness measurement result.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical scheme: a concrete detection device for highway bridge construction, comprising: a rebound test body, a collar fixedly sleeved at one end of the rebound test body, a connecting column fixedly connected to an outer end of the collar, a sliding block fixedly connected to the end of the connecting column, an outer ring one and an outer ring two are sleeved in parallel on the outside of the rebound test body, a connecting arc plate is fixedly connected between the outer ring one and the outer ring two, a sliding groove one is provided on the inner side of the connecting arc plate, a connecting spring is fixedly connected to one side of the sliding block, a sliding groove two is provided on one end of the inner side of the outer ring one, a horizontal ring plate is fixedly sleeved at one end of the outer side of the outer ring one, an air jet hole is penetrated through the other end of the outer ring one, a micro air pump is fixedly connected to one side of the horizontal ring plate along the radial direction, an air jet nozzle is provided at the output end of the micro air pump, a grinding plate is hingedly connected to the other side of the horizontal ring plate, a frosted surface is provided on one side of the grinding plate, and a magnetic attraction strip is embedded in the cross section of one side of the grinding plate.

[0006] As a further solution of the present invention: connecting columns are fixedly connected to the outer side of the ring in four directions along the radial direction symmetrically, and sliding block structures are fixedly connected to the ends of the four groups of connecting columns.

[0007] As a further solution of the present invention: the outer ring one and the outer ring two are suspended and parallel to each other on the outside of the rebound tester body, and the connecting arc plates are provided in four groups, which are symmetrically arranged around the axis between the outer ring one and the outer ring two.

[0008] As a further solution of the present invention: a sliding groove is opened on the inner side of the four groups of connecting arc plates, a connecting spring structure of the same specification is arranged on one side of the four groups of sliding blocks, and the other ends of the four groups of connecting springs are fixedly connected to one end inside the corresponding sliding groove.

[0009] As a further solution of the present invention: four groups of sliding grooves 2 are opened on the inner side of the outer ring 1, and the four groups of sliding grooves 2 are all matched with the corresponding sliding grooves 1 in quantity, specification and position.

[0010] As a further solution of the present invention: the air jet holes are arranged in four groups and are symmetrically arranged in four directions on one side of the outer ring; the micro air pumps and their connecting structures are arranged in four groups and are located in the horizontal ring plate and are symmetrically arranged along the radial direction toward one side of the rebound tester body; the four groups of air jet nozzles are all passed through the air jet hole structure toward the grinding plate.

[0011] As a further solution of the present invention: the grinding plate is configured as a flat plate structure in the shape of a quarter semicircle, a hinge rod is fixedly connected to one side of the horizontal ring plate, a hinge block is fixedly connected to one end of the grinding plate, the hinge rod passes through the hinge block, and the grinding plates are arranged in four groups symmetrically on one side of the horizontal ring plate, and are all hinged to one side of the horizontal ring plate through the hinge rod and the hinge block structure.

[0012] As a further solution of the present invention: the contact surfaces of the four groups of grinding plates are all embedded with magnetic attraction strip structures to connect with each other by magnetic attraction, and the outer side surfaces of the four groups of grinding plates are all provided with frosted surfaces.

[0013] As a further solution of the present invention: a display screen is arranged at one end of the rebound hammer body, and an extension handle is fixedly connected to the end of the rebound hammer body.

[0014] Compared with the prior art, the present invention has the following beneficial effects:

[0015] 1. The sleeve ring and its connecting structure in the present invention are sleeved on one end of the outer side of the rebound tester body, and the sleeve ring and its connecting structure are relatively slidably connected with the connecting arc plate and its connecting structure through the sliding block and the sliding groove structure. The two ends of the connecting spring are respectively connected to the sliding block and the inner side of the sliding groove, and the outer frame composed of the elastic connection outer ring and its connecting structure is provided to prevent the rebound tester body from falling off and provide sufficient movable space. The elastic structure assists the horizontal ring plate to keep the rebound tester body vertical to the wall during use, so as to avoid the inclination angle affecting the accuracy of the measurement result;

[0016] 2. In the present invention, the micro air pump symmetrically arranged along the radial direction on one side of the horizontal ring plate ejects air through the air jet nozzle, and blows impurities and dust to the wall surface at the measuring end of the rebound hammer body when approaching through the air jet hole, so as to prevent dust and impurities from affecting the measurement accuracy of the rebound hammer body, and at the same time, the residual material can be blown off the polished wall surface;

[0017] 3. In the present invention, the four groups of grinding plates hinged to the horizontal ring plate can be assembled into a whole circular plate grinding structure when laid flat. When assembled, the wall surface can be polished and smoothed. After the polishing is completed, the four groups of grinding plates can be opened through the hinged structure to carry out the rebound measurement operation. When the four groups of grinding plates are assembled, the magnetic attraction between the magnetic strips embedded in the cross section is used to fix the closed state, and the grinding process is carried out through the frosted surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of a concrete detection device for highway bridge construction according to the present invention;

[0019] Figure 2 It is a structural schematic diagram of a sliding block in a concrete detection device for highway bridge construction according to the present invention;

[0020] Figure 3 It is a structural schematic diagram of a connecting spring in a concrete detection device for highway bridge construction according to the present invention;

[0021] Figure 4 It is a structural schematic diagram of a horizontal ring plate in a concrete detection device for highway bridge construction according to the present invention;

[0022] Figure 5It is a structural schematic diagram of a micro air pump in a concrete detection device for highway bridge construction according to the present invention;

[0023] Figure 6 It is a structural schematic diagram of the frosted surface in a concrete detection device for highway bridge construction according to the present invention;

[0024] Figure 7 It is a structural schematic diagram of an enlarged view of point A in a concrete detection device for highway bridge construction according to the present invention;

[0025] Figure 8 It is a structural schematic diagram of a grinding plate in a concrete detection device for highway bridge construction described in the present invention.

[0026] In the figure: 1. Rebound tester body; 2. Ring; 3. Connecting column; 4. Sliding block; 5. Outer ring 1; 6. Outer ring 2; 7. Connecting arc plate; 8. Sliding groove 1; 9. Connecting spring; 10. Sliding groove 2; 11. Horizontal ring plate; 12. Jet hole; 13. Micro air pump; 14. Jet nozzle; 15. Grinding plate; 16. Articulated rod; 17. Articulated block; 18. Frosted surface; 19. Magnetic strip; 20. Display screen; 21. Extension handle. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply 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 limiting the present invention. In addition, the terms "first", "second", and "third" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or it can be the internal connection of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is an explanation of an embodiment of the present invention based on the overall structure of the present invention.

[0029] Reference Figures 1 to 8 In an embodiment of the present invention, a concrete detection device for highway bridge construction includes: a rebound test body 1, a collar 2 is fixedly sleeved at one end of the rebound test body 1, a connecting column 3 is fixedly connected to an outer end of the collar 2, a sliding block 4 is fixedly connected to the end of the connecting column 3, an outer ring 1 5 and an outer ring 2 6 are sleeved in parallel on the outside of the rebound test body 1, a connecting arc plate 7 is fixedly connected between the outer ring 1 5 and the outer ring 2 6, a sliding groove 1 8 is provided on the inner side of the connecting arc plate 7, a connecting spring 9 is fixedly connected to one side of the sliding block 4, a sliding groove 2 10 is provided on one end of the inner side of the outer ring 1 5, a horizontal ring plate 11 is fixedly sleeved at one end of the outer ring 1 5, an air injection hole 12 is penetrated and opened at the other end of the outer ring 1 5, a micro air pump 13 is fixedly connected to one side of the horizontal ring plate 11 along the radial direction, an air injection nozzle 14 is provided at the output end of the micro air pump 13, a grinding plate 15 is hinged to the other side of the horizontal ring plate 11, a frosted surface 18 is provided on one side of the grinding plate 15, and a magnetic attraction strip 19 is embedded in the cross section of one side of the grinding plate 15.

[0030] Reference Figures 2 to 4 , connecting columns 3 are fixedly connected with radial symmetry in four directions on the outer side of the sleeve ring 2, and sliding blocks 4 structures are fixedly connected at the ends of the four groups of connecting columns 3. The outer ring 1 5 and the outer ring 2 6 are suspended and sleeved on the outside of the rebound tester body 1 in parallel with each other. There are four groups of connecting arc plates 7, which are symmetrically arranged around the axis ring between the outer ring 1 5 and the outer ring 2 6. A sliding groove 1 8 is opened on the inner side of the four groups of connecting arc plates 7. One side of the four groups of sliding blocks 4 is provided with connecting springs 9 structures of the same specifications, and the other ends of the four groups of connecting springs 9 are fixedly connected to one end inside the corresponding sliding groove 1 8. Four groups of sliding grooves 2 10 are opened on the inner side of the outer ring 1 5, and the four groups of sliding grooves 2 10 are adapted to the corresponding sliding groove 1 8 in quantity, specification and position.

[0031] The above scheme is adopted: the ring 2 and its connecting structure are sleeved on one end of the outer side of the rebound tester body 1, and the ring 2 and its connecting structure are relatively slidably connected with the connecting arc plate 7 and its connecting structure through the sliding block 4 and the sliding groove 8 structure. The two ends of the connecting spring 9 are respectively connected to the sliding block 4 and the inner side of the sliding groove 8, and the outer frame composed of the elastically connected outer ring 5 and its connecting structure prevents it from falling off and provides sufficient movable space. The elastic structure assists the horizontal ring plate 11 to keep the rebound tester body 1 always perpendicular to the wall during use, so as to avoid the inclination angle affecting the accuracy of the measurement result.

[0032] Reference Figure 5 There are four groups of air jet holes 12, which are symmetrically arranged in four directions on the side of the outer ring 15. There are four groups of micro air pumps 13 and their connecting structures, which are located in the horizontal ring plate 11 and are symmetrically arranged along the radial direction toward one side of the rebound tester body 1. The four groups of air jet nozzles 14 are all passed through the air jet hole 12 structure toward the grinding plate 15.

[0033] The above scheme is adopted: the micro air pump 13 symmetrically arranged on one side of the horizontal ring plate 11 along the radial direction ejects air through the air nozzle 14, and blows impurities and dust to the wall surface of the measuring end of the rebound test body 1 when approaching through the air jet hole 12, so as to prevent dust and impurities from affecting the measurement accuracy of the rebound test body 1, and at the same time, the residual material can be blown off the polished wall surface.

[0034] Reference Figure 6 and Figure 7 The grinding plate 15 is configured as a flat plate structure in a quarter semicircular shape, a hinge rod 16 is fixedly connected to one side of the horizontal ring plate 11, a hinge block 17 is fixedly connected to one end of the grinding plate 15, the hinge rod 16 passes through the hinge block 17, and there are four groups of grinding plates 15 symmetrically arranged on one side of the horizontal ring plate 11, and all are hinged to one side of the horizontal ring plate 11 through the hinge rod 16 and the hinge block 17 structure.

[0035] The above scheme is adopted: the four groups of grinding plates 15 hinged to the horizontal ring plate 11 can be assembled into a whole circular plate grinding structure when laid flat, and the wall surface can be polished and smoothed when assembled. After the polishing is completed, the four groups of grinding plates 15 can be opened through the hinged structure to perform the rebound measurement operation.

[0036] Reference Figure 7 The contact surfaces of the four groups of grinding plates 15 are all embedded with magnetic strips 19 to connect with each other by magnetic attraction, and the outer sides of the four groups of grinding plates 15 are all provided with frosted surfaces 18.

[0037] The above solution is adopted: when the four sets of grinding plates 15 are assembled, they are fixed in a closed state by magnetic attraction between the magnetic attraction strips 19 embedded in the cross section, and the grinding process is performed by the frosted surface 18 .

[0038] Reference Figure 1 A display screen 20 is provided at one end of the rebound tester body 1, and an extension handle 21 is fixedly connected to the end of the rebound tester body 1.

[0039] According to the above solution, the display 20 in the rebound hammer body 1 is used to display the measurement structure, and the extended handle 21 is convenient for users to hold and operate.

[0040] The working principle of the present invention is as follows: when in use, the collar 2 and its connecting structure are sleeved on one end of the outer side of the rebound tester body 1, and the collar 2 and its connecting structure are relatively slidably connected with the connecting arc plate 7 and its connecting structure through the sliding block 4 and the sliding groove 8 structure, and the two ends of the connecting spring 9 are respectively connected to the sliding block 4 and the inner side of the sliding groove 8, and the outer frame composed of the elastically connected outer ring 5 and its connecting structure is provided to prevent the rebound tester body 1 from falling off and provide sufficient movable space. The elastic structure assists the horizontal ring plate 11 to keep the rebound tester body 1 in a state perpendicular to the wall during use, so as to avoid the inclination angle affecting the accuracy of the measurement result. The micro air pump 13 symmetrically arranged on one side of the horizontal ring plate 11 along the radial direction ejects air through the air nozzle 14, and passes through the air jet hole 12. When the measuring end wall of the rebound tester body 1 is approached, impurities and dust are blown away to prevent dust and impurities from affecting the measurement accuracy of the rebound tester body 1. At the same time, the residual material of the polished wall can be blown away. The four groups of polishing plates 15 hinged to the horizontal ring plate 11 can be assembled into a whole circular plate polishing structure when laid flat. The wall surface can be polished and smoothed when assembled. After the polishing is completed, the four groups of polishing plates 15 can be opened through the hinge structure to perform the rebound measurement operation. When the four groups of polishing plates 15 are assembled, they are fixed in a closed state by the magnetic attraction between the magnetic strips 19 embedded in the cross section, and are polished by the frosted surface 18. The display 20 in the rebound tester body 1 is used to display the measurement structure, and the extended handle 21 is convenient for the user to hold and operate.

[0041] What is described above is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A concrete detection device for highway bridge construction, characterized in that: include: A rebound test body (1), one end of the rebound test body (1) is fixedly sleeved with a collar (2), one end of the outer side of the collar (2) is fixedly connected with a connecting column (3), the end of the connecting column (3) is fixedly connected with a sliding block (4), the outer side of the rebound test body (1) is parallelly sleeved with an outer ring 1 (5) and an outer ring 2 (6), a connecting arc plate (7) is fixedly connected between the outer ring 1 (5) and the outer ring 2 (6), a sliding groove 1 (8) is provided on the inner side of the connecting arc plate (7), a connecting spring (9) is fixedly connected to one side of the sliding block (4), and the inner side of the outer ring 1 (5) is fixedly connected with a connecting spring (9). A sliding groove 2 (10) is provided at one end, a horizontal ring plate (11) is fixedly sleeved on one end of the outer side of the outer ring 1 (5), an air injection hole (12) is penetrated and opened at the other end of the outer ring 1 (5), a micro air pump (13) is fixedly connected to one side of the horizontal ring plate (11) along the radial direction, and an air injection nozzle (14) is provided at the output end of the micro air pump (13), a grinding plate (15) is hingedly connected to the other side of the horizontal ring plate (11), a frosted surface (18) is provided on one side of the grinding plate (15), and a magnetic attraction strip (19) is embedded in the cross section of one side of the grinding plate (15).

2. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The outer side of the collar (2) is symmetrically fixed with connecting columns (3) in four radial directions, and the ends of the four groups of connecting columns (3) are all fixed with sliding block (4) structures.

3. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The outer ring one (5) and the outer ring two (6) are suspended and arranged parallel to each other on the outside of the rebound tester body (1), and the connecting arc plates (7) are arranged in four groups, which are located between the outer ring one (5) and the outer ring two (6) and are symmetrically arranged around the axis.

4. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The inner sides of the four groups of connecting arc plates (7) are all provided with sliding grooves (8), and one side of the four groups of sliding blocks (4) is provided with connecting springs (9) of the same specification, and the other ends of the four groups of connecting springs (9) are fixedly connected to one end inside the corresponding sliding grooves (8).

5. A concrete detection device for highway bridge construction according to claim 1, characterized in that: Four groups of sliding grooves 2 (10) are provided on the inner side of the outer ring 1 (5), and the four groups of sliding grooves 2 (10) are all compatible with the number, specifications and positions of the corresponding sliding grooves 1 (8).

6. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The jet holes (12) are arranged in four groups and are symmetrically arranged in four directions on the side of the outer ring (5); the micro air pumps (13) and their connecting structures are arranged in four groups and are located in the horizontal ring plate (11) and are symmetrically arranged along the radial direction on one side of the rebound tester body (1); the four groups of jet nozzles (14) are all passed through the jet hole (12) structure and are arranged in the direction of the grinding plate (15).

7. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The grinding plate (15) is configured as a flat plate structure in the shape of a quarter semicircle, a hinge rod (16) is fixedly connected to one side of the horizontal ring plate (11), a hinge block (17) is fixedly connected to one end of the grinding plate (15), the hinge rod (16) passes through the hinge block (17), and the grinding plates (15) are configured in four groups and are symmetrically arranged on one side of the horizontal ring plate (11), and are all hinged to one side of the horizontal ring plate (11) through the hinge rod (16) and the hinge block (17) structure.

8. A concrete detection device for highway bridge construction according to claim 1, characterized in that: The contact surfaces of the four groups of grinding plates (15) are all embedded with magnetic attraction strips (19) to connect with each other by magnetic attraction, and the outer side surfaces of the four groups of grinding plates (15) are all provided with frosted surfaces (18).

9. A concrete detection device for highway bridge construction according to claim 1, characterized in that: A display screen (20) is provided at one end of the rebound tester body (1), and an extension handle (21) is fixedly connected to the end of the rebound tester body (1).

Images