Ultra-high performance concrete strength detection equipment for highway bridge construction

Abstract

The utility model relates to the related technical field of highway bridge construction, in particular to ultra-high performance concrete strength detection equipment for highway bridge construction, which comprises a frame plate, a bonding cylinder is arranged on the inner periphery of the upper part of the frame plate through a first transverse plate and a second transverse plate, and a movable plate is arranged on the inner periphery of the lower part of the frame plate; vertical sleeves and threaded sleeves are distributed and connected to the two side ends of the movable plate, the vertical sleeves and the threaded sleeves are connected to vertical rods and threaded rods on the inner walls of the two sides of the frame plate correspondingly, the threaded rods are driven by a first driving motor, a bottom frame is connected to the top end of the movable plate through a rotary connecting assembly, and the top end of the bottom frame abuts against the bottom end of the bonding cylinder; the bottom frame at the bottom end of the rotary connecting assembly rotates and then is withdrawn downwards, so that the movement of the bottom frame does not influence the adhesion between concrete in the bonding cylinder and the inner wall of the bonding cylinder, and the subsequent bonding test structure of the bonding cylinder is more accurate.

Description

Technical Field

[0001] The utility model relates to the technical field related to highway bridge construction, in particular to ultra-high performance concrete strength testing equipment for highway bridge construction. Background Art

[0002] Concrete strength is an important indicator of concrete quality. Concrete strength is measured by testing concrete test blocks with a concrete testing device. Concrete adhesion primarily refers to the workability of concrete, including its water retention, fluidity, and cohesiveness. Ultra-high-performance concrete is used in highway bridge construction. Compared with ordinary concrete, ultra-high-performance concrete has better bonding properties, including faster bonding speed and higher bonding stability. After preparation, ultra-high-strength concrete needs to be tested for its bonding strength to ensure that it meets the requirements of use. To this end, those skilled in the art have proposed an ultra-high-performance concrete strength testing device for highway bridge construction to address the above-mentioned background issues. Utility Model Content

[0003] The purpose of the utility model is to provide an ultra-high performance concrete strength testing device for highway bridge construction to solve the problems raised in the above background technology.

[0004] To achieve the above objectives, the present invention provides the following technical solutions:

[0005] An ultra-high performance concrete strength testing device for highway bridge construction comprises a frame plate, wherein a vertical rod is provided on an inner wall of one side of the lower portion of the frame plate through a mounting plate, the vertical rod is arranged in a vertical direction, and both ends of the vertical rod are respectively connected to the mounting plates at corresponding positions, the mounting plate is vertically connected to the inner wall of the frame plate, and a threaded rod is provided on the inner wall of the other side of the lower portion of the frame plate through a mounting plate, and both ends of the threaded rod are rotatably connected to the mounting plates at corresponding positions, a first driving motor is installed on one of the mounting plates, an output end of the first driving motor is connected to one end of the threaded rod, and a movable plate is provided between the vertical rod and the threaded rod. The two side ends of the movable plate are respectively connected with a vertical sleeve and a threaded sleeve through a connecting rod, the vertical sleeve is sleeved on the vertical rod, and the threaded sleeve is threadably connected to the threaded rod. A rotating connection component is provided in the center of the top of the movable plate, and the top of the rotating connection component is connected to the center of the bottom end of the bottom frame. The inner walls on both sides of the upper part of the frame plate are connected with a first horizontal plate, and an adhesive tube is provided between the two first horizontal plates. The inner walls on both sides of the adhesive tube are connected with a second horizontal plate, and the ends of the second horizontal plate are detachably mounted on the ends of the first horizontal plate on the corresponding side. A feeding tube is detachably mounted on the top of the adhesive tube, and the bottom end of the adhesive tube is against the top of the bottom frame.

[0006] As a further solution of the present invention: a threaded sleeve is connected to the middle of one side end of the movable plate and two vertical sleeves are symmetrically connected on both sides of the threaded sleeve, three vertical sleeves are evenly distributed and connected to the other side end of the movable plate, a threaded rod and two vertical rods are provided on the inner wall of one side of the lower part of the frame plate corresponding to the threaded sleeve, and three vertical rods are provided on the inner wall of the other side of the lower part of the frame plate.

[0007] As a further solution of the present invention: the rotating connection assembly includes a rotating shaft, a connecting sleeve and a second drive motor, the top end of the rotating shaft is connected to the center of the bottom end of the bottom frame, the connecting sleeve is connected to the center of the top end of the movable plate, the bottom end of the rotating shaft is connected to a connecting disk, the connecting disk is rotatably connected in the connecting sleeve, the middle part of the rotating shaft is connected to a driven gear, the second drive motor is installed on the movable plate and is located on the side of the connecting sleeve, the output end of the second drive motor is connected to a driving gear, and the driving gear is meshed with the driven gear.

[0008] As a further solution of the present invention: a first circular plate is connected to the top of the movable plate, an annular groove is provided at the top of the first circular plate, a number of balls are evenly distributed on the bottom of the inner periphery of the annular groove, a second circular plate is connected to the bottom end of the bottom frame, the rotating connection assembly is provided on the inner periphery of the first and second circular plates, and the bottom end of the second circular plate is embedded in the annular groove and against the balls.

[0009] As a further solution of the present invention: the feed cylinder is in the shape of a trumpet with an inner diameter gradually increasing upwards, and the bottom end of the feed cylinder is connected to a docking sleeve that docks with the top end of the bonding cylinder.

[0010] As a further solution of the present invention: the end of the first transverse plate is connected to a connecting block, the end of the second transverse plate is installed on the connecting block by bolts, and the top of the connecting block and the end of the second transverse plate are both provided with mounting holes that cooperate with the bolts.

[0011] The utility model has the following advantages: the detection device fixes the bonding tube to the upper inner periphery of the frame plate through the first horizontal plate and the second horizontal plate, and drives the bottom frame to move downward through the cooperation of the movable plate, vertical rod, threaded rod, vertical sleeve, threaded sleeve, etc. to perform the bonding test of the bonding tube; the top of the movable plate is connected to the bottom frame through a rotating connection component, and the bottom frame is driven to rotate by the rotating connection component to prevent the bottom of the concrete from adhering to the bottom frame; when the bottom frame is evacuated downward, the movement of the bottom frame will not affect the adhesion between the concrete in the bonding tube and the inner wall of the bonding tube, thereby making the subsequent bonding test structure of the bonding tube more accurate; the overall detection device has a simple structure and is easy to operate, has a small error in detecting the bonding tube of the concrete, and has stronger practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present utility model.

[0013] Figure 2 It is a structural schematic diagram of the bonding cylinder in an embodiment of the present utility model.

[0014] Figure 3 It is a structural schematic diagram of the movable plate in an embodiment of the present utility model.

[0015] Figure 4 for Figure 1 A magnified schematic diagram of part A in FIG.

[0016] In the figure: frame plate 1, mounting plate 2, vertical rod 3, threaded rod 4, movable plate 5, connecting rod 6, vertical sleeve 7, threaded sleeve 8, first annular plate 9, annular groove 10, ball bearing 11, bottom frame 12, rotating shaft 13, connecting sleeve 14, connecting plate 15, driven gear 16, first drive motor 17, second drive motor 18, driving gear 19, bonding cylinder 20, feed cylinder 21, docking sleeve 22, first transverse plate 23, connecting block 24, second transverse plate 25, mounting hole 26, bolt 27, control box 28, second annular plate 29. DETAILED DESCRIPTION

[0017] The technical solution of the present utility model will be further described in detail below in conjunction with specific implementation methods. Example

[0018] See also Figure 1 、 Figure 2 、 Figure 3, an ultra-high performance concrete strength testing equipment for highway bridge construction, comprising a frame plate 1, an inner wall of one side of the lower part of the frame plate 1 is provided with a vertical rod 3 through a mounting plate 2, the vertical rod 3 is arranged along the vertical direction, both ends of the vertical rod 3 are respectively connected to the mounting plate 2 at the corresponding position, the mounting plate 2 is vertically connected to the inner wall of the frame plate 1, and the inner wall of the other side of the lower part of the frame plate 1 is provided with a threaded rod 4 through the mounting plate 2, the two ends of the threaded rod 4 are respectively rotatably connected to the mounting plate 2 at the corresponding position, one of the mounting plates 2 is installed with a first driving motor 17, the output end of the first driving motor 17 is connected to one end of the threaded rod 4, a movable plate 5 is provided between the vertical rod 3 and the threaded rod 4, and the two side ends of the movable plate 5 are respectively connected to the vertical sleeve 7 and the threaded sleeve 8 through a connecting rod 6, The vertical sleeve 7 is sleeved on the vertical rod 3, and the threaded sleeve 8 is threadedly connected to the threaded rod 4. A rotating connection component is provided at the center of the top of the movable plate 5, and the top of the rotating connection component is connected to the center of the bottom end of the bottom frame 12. The bottom frame 12 is composed of a disc plate and a circular plate connected to the edge of the disc. The diameter of the disc plate is larger than the diameter of the bottom end of the bonding tube 20. The inner walls on both sides of the upper part of the frame plate 1 are connected with a first horizontal plate 23, and a bonding tube 20 is provided between the two first horizontal plates 23. The inner walls on both sides of the bonding tube 20 are connected with a second horizontal plate 25, and the end of the second horizontal plate 25 is detachably mounted on the end of the first horizontal plate 23 on the corresponding side. The top of the bonding tube 20 is detachably mounted with a feeding tube 21, and the bottom end of the bonding tube 20 is against the top of the bottom frame 12.

[0019] See also Figure 1 、 Figure 3, the middle part of one side end of the movable plate 5 is connected to a threaded sleeve 8 and two vertical sleeves 7 are symmetrically distributed on both sides of the threaded sleeve 8, and three vertical sleeves 7 are evenly distributed on the other side end of the movable plate 5. The inner wall of one side corresponding to the threaded sleeve 8 of the lower part of the frame plate 1 is provided with a threaded rod 4 and two vertical rods 3, and the inner wall of the other side of the lower part of the frame plate 1 is provided with three vertical rods 3. The rotating connection assembly includes a rotating shaft 13, a connecting sleeve 14 and a second drive motor 18. This arrangement improves the vertical movement stability of the movable plate 5. The top of the rotating shaft 13 is connected to the center of the bottom end of the bottom frame 12, and the connecting sleeve 14 is connected to the movable The top center of the movable plate 5 is connected, the bottom end of the rotating shaft 13 is connected to a connecting disk 15, the connecting disk 15 is rotatably connected to the connecting sleeve 14, the middle part of the rotating shaft 13 is connected to a driven gear 16, the second drive motor 18 is installed on the movable plate 5 and is located on the side of the connecting sleeve 14, the output end of the second drive motor 18 is connected to a driving gear 19, the driving gear 19 is engaged with the driven gear 16, and a control box 28 is installed on the outer wall of the frame plate 1, the first drive motor 17 and the second drive motor 18 are both connected to the control box 28 line, and the control box 28 is provided with an operation panel. Example

[0020] See Figure 1 、 Figure 3 On the basis of Example 1, the top of the movable plate 5 is connected to a first circular plate 9, the top of the first circular plate 9 is provided with an annular groove 10, and a number of balls 11 are evenly distributed on the bottom of the inner periphery of the annular groove 10. The bottom end of the bottom frame 12 is connected to a second circular plate 29, and the rotating connection component is provided on the inner periphery of the first circular plate 9 and the second circular plate 29. The bottom end of the second circular plate 29 is embedded in the annular groove 10 and is against the balls 11. This arrangement improves the rotation stability of the bottom frame 12 and reduces the bearing pressure of the rotating shaft 13.

[0021] See also Figure 1 The feeding cylinder 21 is in the shape of a trumpet with an inner diameter gradually increasing upward. The bottom end of the feeding cylinder 21 is connected to a docking sleeve 22 docked with the top end of the bonding cylinder 20. The feeding cylinder 21 is installed to the top end of the bonding cylinder 20 when adding concrete.

[0022] See also Figure 1 、 Figure 4 The end of the first transverse plate 23 is connected to a connecting block 24, and the end of the second transverse plate 25 is installed on the connecting block 24 by a bolt 27. The top of the connecting block 24 and the end of the second transverse plate 25 are both provided with mounting holes 26 that cooperate with the bolts 27. This arrangement facilitates the installation, replacement and cleaning of the adhesive cylinder 20.

[0023] Working principle: When in use, the threaded rod 4 is driven to rotate by the first driving motor 17, and then the threaded sleeve 8 is driven to move to drive the movable plate 5 to move, so as to adjust the position of the movable plate 5. By adjusting the position of the movable plate 5, the top of the bottom frame 12 is abutted against the bottom end of the bonding cylinder 20, and the feeding cylinder 21 is installed on the bonding cylinder 20. Concrete is added to the inner cavity of the bonding cylinder 20 through the feeding cylinder 21. After the concrete is added to be flush with the top of the bonding cylinder 20, the feeding cylinder 21 is removed, and the second driving motor 18 drives the driving gear 19 to rotate, thereby driving the driven gear 16 and the rotating shaft 13 to rotate. The rotation of the rotating shaft 13 drives the bottom frame 12 to rotate to prevent the bottom of the concrete from adhering to the top of the bottom frame 12, and then the bottom frame 12 is detached from the bottom end of the bonding cylinder 20 by adjusting the position of the movable plate 5. Then, the concrete bonding degree is detected and the concrete falling distance is recorded through the bonding cylinder 20. The concrete falling during concrete adding and bonding testing falls on the bottom frame 12 for collection to prevent the concrete from scattering.

[0024] It will be apparent to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above and that the present invention can be implemented in other specific forms without departing from the spirit or essential characteristics of the present invention. Therefore, the embodiments should be considered in all respects as illustrative and non-restrictive, and the scope of the present invention is defined by the appended claims, not the foregoing description, and all variations within the meaning and range of equivalents of the claims are intended to be encompassed within the present invention. Any reference sign in a claim should not be construed as limiting the claim to which it relates.

[0025] In addition, it should be understood that although this specification is described in terms of implementation methods, not every implementation method contains only one independent technical solution. This narrative method of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment can also be appropriately combined to form other implementation methods that can be understood by those skilled in the art.

Claims

1. An ultra-high performance concrete strength testing device for highway bridge construction, comprising a frame plate, characterized in that: The inner wall of one side of the lower part of the frame plate is provided with a vertical rod through a mounting plate, and the vertical rod is arranged in a vertical direction, and both ends of the vertical rod are respectively connected to the mounting plates at corresponding positions, and the mounting plate is vertically connected to the inner wall of the frame plate, and the inner wall of the other side of the lower part of the frame plate is provided with a threaded rod through a mounting plate, and both ends of the threaded rod are rotatably connected to the mounting plates at corresponding positions, and a first driving motor is installed on one of the mounting plates, and the output end of the first driving motor is connected to one end of the threaded rod, and a movable plate is provided between the vertical rod and the threaded rod, and both side ends of the movable plate are divided by connecting rods The cam is connected to the base frame by a vertical sleeve and a threaded sleeve, the vertical sleeve is sleeved on the vertical rod, the threaded sleeve is threadedly connected to the threaded rod, a rotating connection component is provided in the center of the top of the movable plate, the top of the rotating connection component is connected to the center of the bottom end of the bottom frame, the inner walls on both sides of the upper part of the frame plate are connected with the first horizontal plate, and an adhesive tube is provided between the two first horizontal plates, and the inner walls on both sides of the adhesive tube are connected with the second horizontal plate, the end of the second horizontal plate is detachably mounted on the end of the first horizontal plate on the corresponding side, and a feeding tube is detachably mounted on the top of the adhesive tube, and the bottom end of the adhesive tube is against the top of the bottom frame.

2. The ultra-high performance concrete strength testing equipment for highway bridge construction according to claim 1, characterized in that: A threaded sleeve is connected to the middle of one side end of the movable plate, and two vertical sleeves are symmetrically distributed on both sides of the threaded sleeve. Three vertical sleeves are evenly distributed and connected to the other side end of the movable plate. A threaded rod and two vertical rods are provided on the inner wall of one side of the lower part of the frame plate corresponding to the threaded sleeve, and three vertical rods are provided on the inner wall of the other side of the lower part of the frame plate.

3. The ultra-high performance concrete strength testing equipment for highway bridge construction according to claim 1, characterized in that: The rotating connection assembly includes a rotating shaft, a connecting sleeve and a second driving motor. The top end of the rotating shaft is connected to the center of the bottom end of the bottom frame, the connecting sleeve is connected to the center of the top end of the movable plate, the bottom end of the rotating shaft is connected to a connecting disk, and the connecting disk is rotatably connected in the connecting sleeve. The middle of the rotating shaft is connected to a driven gear. The second driving motor is installed on the movable plate and is located on the side of the connecting sleeve. The output end of the second driving motor is connected to a driving gear, and the driving gear is meshed with the driven gear.

4. The ultra-high performance concrete strength testing equipment for highway bridge construction according to claim 3, characterized in that: The top of the movable plate is connected to a first circular plate, the top of the first circular plate is provided with an annular groove, and a plurality of balls are evenly distributed on the bottom of the inner periphery of the annular groove. The bottom end of the bottom frame is connected to a second circular plate, and the rotating connection assembly is provided on the inner periphery of the first and second circular plates, and the bottom end of the second circular plate is embedded in the annular groove and against the balls.

5. The ultra-high performance concrete strength testing equipment for highway bridge construction according to claim 1, characterized in that: The feeding cylinder is in the shape of a trumpet with an inner diameter gradually increasing upwards, and the bottom end of the feeding cylinder is connected to a docking sleeve that docks with the top end of the bonding cylinder.

6. The ultra-high performance concrete strength testing equipment for highway bridge construction according to claim 1, characterized in that: The end of the first transverse plate is connected to a connecting block, and the end of the second transverse plate is mounted on the connecting block by bolts. The top of the connecting block and the end of the second transverse plate are both provided with mounting holes that cooperate with the bolts.

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