CN214894572U

CN214894572U - Mechanical analysis mould of concrete structure

Info

Publication number: CN214894572U
Application number: CN202121731982.3U
Authority: CN
Inventors: 吴小菲
Original assignee: Hangzhou Xiyu Technology Co ltd
Current assignee: Hangzhou Xiyu Technology Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-11-26
Anticipated expiration: 2031-07-28

Abstract

The utility model discloses a concrete structure's mechanical analysis mould, including base, mounting bracket, test box, hydraulic stem and vibrations board, the upper end surface mounting of base has the mounting bracket, the inboard surface of mounting bracket is connected with the pivoted test box, the surface of mounting bracket is run through by the gag lever post, be connected with spacing spring between gag lever post and the mounting bracket, the hydraulic stem is installed to the side surface of base, the one end of pivot is fixed with the extrusion piece, the inboard surface of base is provided with the pivoted stick up the pole, the one end upper surface mounting of stick up the pole has the rubber pad. This concrete structure's mechanical analysis mould is provided with the extrusion piece, utilizes and hits the bottom of vibrations board with the extrusion piece of pivot decentraction following the pivot pivoted mode, utilizes the motor that a plurality of rotational speeds are different simultaneously to drive the irregular vibrations on ground among the rotatory mode simulation actual conditions of pivot to make the experimental result more press close to the reality.

Description

Mechanical analysis mould of concrete structure

Technical Field

The utility model relates to a concrete analysis technical field specifically is a concrete structure's mechanical analysis mould.

Background

Concrete is an indispensable building material for modern buildings, the main body of the building is formed by a reinforced concrete structure, the components of the concrete material are continuously changed along with the continuous development of material science and technology, any novel concrete formula needs to be inspected by a mechanical analysis mold before being put into use on a large scale, but the existing concrete mechanical analysis mold has some problems in the actual use process:

firstly, the existing concrete mechanics analysis mould only detects the concrete structure through the integral vibration of the mould, the vibration mode is single, and the impact condition borne by the concrete structure under the actual condition cannot be simulated;

secondly, the existing concrete mechanics analysis mould does not have the function of testing the transverse torsion of the concrete structure, and high-rise concrete buildings often bear the impact of high-altitude transverse wind, so that the test of the transverse torsion of the concrete structure is very important.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concrete structure's mechanical analysis mould to solve the not good problem that lacks the horizontal torsion test function of the test mode that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a mechanical analysis die of a concrete structure comprises a base, a mounting frame, a test box, a hydraulic rod and a vibration plate, wherein the mounting frame is fixed on the outer surface of the upper end of the base, the inner side surface of the mounting frame is connected with the rotating test box, the outer surface of the mounting frame is penetrated by a limiting rod, a limiting spring is connected between the limiting rod and the mounting frame, the hydraulic rod is installed on the side surface of the base and penetrates through the inner side surface of the base, the hydraulic rod is installed on the side surface of the test box and penetrates through the inner side surface of the test box, one end, located inside the test box, of the hydraulic rod is connected with a pressure block, the vibration plate is installed on the surface of the inner bottom of the base in an embedded mode, a motor is installed on the surface of the outer side of the base in an embedded mode, an output shaft of the motor penetrates through the inner side surface of the base, and one end, located inside the base, of an output shaft of the motor is connected with a rotating shaft, the one end of pivot is fixed with the extrusion piece, the inboard surface of base is provided with the pivoted stick up the pole, the one end upper surface of stick up the pole is fixed with the rubber pad.

Preferably, the side surface of the mounting frame is designed to be hollow, and one end of the hydraulic rod penetrates out of the mounting frame through the hollow part of the side surface of the mounting frame.

Adopt above-mentioned technical scheme for the hydraulic stem can rotate unhindered through the fretwork of mounting bracket side when following the test box and rotating.

Preferably, the outer surface of the test box is uniformly provided with positioning holes, and the positioning holes are connected with the limiting rods in a clamping manner.

By adopting the technical scheme, the limiting rod can be clamped with the positioning hole under the support of the limiting spring, so that the relative position of the test box and the mounting frame is fixed.

Preferably, the vibration plate is connected with the base in a sliding mode, and a vibration spring is connected between the lower surface of the vibration plate and the base.

Adopt above-mentioned technical scheme for vibrations spring can support and strengthen the vibrations board and receive the range that vibrations when unordered hitting to the vibrations board.

Preferably, the extrusion block is in a semicircular design, and the center of the extrusion block is not coincident with the axis of the rotating shaft.

By adopting the technical scheme, the rotating shaft drives the extrusion block to do circular motion, and the extrusion block can extrude the tilting rod through irregular rotation so that the tilting speed of the tilting rod is higher.

Preferably, the length of the two ends of the tilting rod, which are positioned on the rotating shaft, is different, and the end, which is close to the motor, of the tilting rod is shorter.

By adopting the technical scheme, the shorter end of the tilting rod can be driven to move more when being extruded.

Preferably, the rubber pad is located the long end of stick up the pole, the rubber pad is located the vibrations board under, stick up the short end of pole and the surface of extrusion piece and laminate mutually.

Adopt above-mentioned technical scheme for the long end of stick up the pole can beat the vibrations board through the rubber pad and make the vibrations of vibrations board when being perk.

Compared with the prior art, the beneficial effects of the utility model are that: the mechanical analysis mould of the concrete structure comprises:

1. the bottom of the vibrating plate is beaten by the extruding blocks which are not concentric with the rotating shaft and rotate along with the rotating shaft, and irregular vibration of the ground in actual conditions is simulated by the way that the rotating shaft is driven to rotate by a plurality of motors with different rotating speeds, so that experimental results are closer to reality;

2. the device is provided with a hydraulic rod, the transverse bearing capacity of the concrete structure is tested in a mode that the hydraulic rod drives a pressure block to extrude the concrete structure, and meanwhile, the stress point of the concrete structure can be changed through a replaceable pressure block, so that various stress conditions of the concrete structure can be simulated, and comprehensive analysis can be conveniently carried out;

3. be provided with the test box, utilize test box pivoted mode to change the direction of hydraulic stem to concrete structure's direction to through the difference of different test box rotations and angles, realize the torsion test that goes on simultaneously in the not equidirectional on the concrete structure difference height, thereby the influence that the power of every direction that the simulation concrete structure of full aspect probably bore to causing with concrete structure.

Drawings

FIG. 1 is a schematic overall front sectional view of the present invention;

FIG. 2 is a schematic view of the sectional structure of the test box connected to the hydraulic rod;

FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 4 is the utility model discloses the extrusion piece is connected with the pole of stick up and is pitched the sectional structure sketch map.

In the figure: 1. a base; 2. a mounting frame; 3. a test cartridge; 4. positioning holes; 5. a limiting rod; 6. a limiting spring; 7. a hydraulic lever; 8. a pressure block; 9. a vibration plate; 10. vibrating the spring; 11. a motor; 12. a rotating shaft; 13. extruding the block; 14. raising the rod; 15. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a mechanical analysis die of a concrete structure comprises a base 1, a mounting frame 2, a test box 3, a positioning hole 4, a limiting rod 5, a limiting spring 6, a hydraulic rod 7, a pressure block 8, a vibration plate 9, a vibration spring 10, a motor 11, a rotating shaft 12, an extrusion block 13, a tilting rod 14 and a rubber pad 15, wherein the mounting frame 2 is fixed on the outer surface of the upper end of the base 1, the inner side surface of the mounting frame 2 is connected with the rotating test box 3, the outer surface of the mounting frame 2 is penetrated by the limiting rod 5, the limiting spring 6 is connected between the limiting rod 5 and the mounting frame 2, the hydraulic rod 7 is installed on the side surface of the base 1, the hydraulic rod 7 penetrates through the inner side surface of the base 1, the hydraulic rod 7 is installed on the side surface of the test box 3, the pressure block 8 is connected at one end, located inside the test box 3, of the hydraulic rod 7, the side surface of the mounting frame 2 is in a hollow design, mounting bracket 2 is worn out through the fretwork department of 2 side surfaces of mounting bracket to 7 one end of hydraulic stem, locating hole 4 has evenly been seted up to test box 3's surface, locating hole 4 is connected for the block with gag lever post 5, during the test, it will place the concrete structure centre gripping on vibrations board 9 to drive pressure block 8 through hydraulic stem 7 on the base 1, then rotate test box 3 to suitable position, gag lever post 5 that supports through spacing spring 6 and locating hole 4's block will test box 3 and mounting bracket 2's rigidity, then drive 8 extrusion concrete structures of pressure block through hydraulic stem 7 on the test box 3, thereby accomplish the mechanical testing to concrete structure, the atress angle of concrete structure can be changed through the angle that changes test box 3, convenience very.

As shown in fig. 1-4, a vibration plate 9 is embedded in the bottom surface of the base 1, a motor 11 is embedded in the outer surface of the base 1, an output shaft of the motor 11 penetrates through the inner surface of the base 1, a rotating shaft 12 is connected to one end of the output shaft of the motor 11 located in the base 1, a squeezing block 13 is fixed to one end of the rotating shaft 12, a rotating tilting rod 14 is arranged on the inner surface of the base 1, a rubber pad 15 is fixed to the upper surface of one end of the tilting rod 14, the vibration plate 9 is connected with the base 1 in a sliding manner, a vibration spring 10 is connected between the lower surface of the vibration plate 9 and the base 1, the squeezing block 13 is in a semicircular design, the center of the squeezing block 13 is not coincident with the axis of the rotating shaft 12, the tilting rod 14 is located at two ends of the rotating shaft, the tilting rod 14 has different lengths, the end close to the motor 11 is shorter, the rubber pad 15 is located at the long end of the tilting rod 14, the rubber pad 15 is located right below the vibration plate 9, stick up the short-end of pole 14 and the surface laminating of extrusion piece 13 mutually, when shaking the test, starter motor 11, motor 11 through the rotational speed difference drives pivot 12 and extrusion piece 13 and rotates, make pivot 12 drive the one end of extrusion piece 13 irregular extrusion stick up pole 14, make the other end perk of stick up pole 14 and hit vibrations board 9 through rubber pad 15, thereby the unordered vibrations of simulation actual earthquake in-process, and the mode that vibrations spring 10 supported then makes the vibration range increase of vibrations board 9, guarantee the abundant test to concrete structure.

The working principle is as follows: when the mechanical analysis mould of the concrete structure is used, firstly, the concrete structure to be tested is placed on a vibrating plate 9, then a hydraulic rod 7 on a base 1 drives a pressure block 8 to clamp the concrete structure placed on the vibrating plate 9, then a test box 3 is rotated to a proper position, the position of the test box 3 and an installation frame 2 is fixed by the clamping of a limiting rod 5 supported by a limiting spring 6 and a positioning hole 4, then the hydraulic rod 7 on the test box 3 drives the pressure block 8 to extrude the concrete structure, thereby completing the mechanical test of the concrete structure, the stress angle of the concrete structure can be changed by changing the angle of the test box 3, so that the upper end and the lower end of the concrete structure can simultaneously bear different torsion, meanwhile, the pressure block 8 can be changed, so that the stress point of the concrete structure can be changed, thereby simulating various stress conditions of the concrete structure, in order to carry out comprehensive analysis, when needs carry out the vibration test, starter motor 11, motor 11 through the rotational speed difference drives pivot 12 and extrudees piece 13 and rotates, make pivot 12 drive the one end of the irregular extrusion perk pole 14 of extrusion piece 13, make the other end perk of perk pole 14 and hit vibrations board 9 through rubber pad 15, thereby the unordered vibrations of simulation actual earthquake in-process, and the mode that vibrations spring 10 supported then makes the range of vibration increase of vibrations board 9, guarantee the abundant test to concrete structure, whole practicality has been increased.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical analysis mould of concrete structure, includes base (1), mounting bracket (2), test box (3), hydraulic stem (7) and vibrations board (9), its characterized in that: the outer fixed surface of the upper end of base (1) has mounting bracket (2), the inboard surface of mounting bracket (2) is connected with pivoted test box (3), the surface of mounting bracket (2) is run through by gag lever post (5), be connected with spacing spring (6) between gag lever post (5) and mounting bracket (2), hydraulic stem (7) are installed to the side surface of base (1), hydraulic stem (7) run through the inboard surface of base (1), hydraulic stem (7) are installed to the side surface of test box (3), the inboard surface of test box (3) is run through to hydraulic stem (7), the one end that hydraulic stem (7) are located test box (3) inside is connected with pressure block (8), vibrations board (9) are installed to the embedded basal surface in the inside of base (1), the embedded motor (11) of the outside surface of base (1) is installed, the output shaft of motor (11) runs through the interior side surface of base (1), the one end that motor (11) output shaft is located base (1) inside is connected with pivot (12), the one end of pivot (12) is fixed with extrusion piece (13), the interior side surface of base (1) is provided with pivoted stick up pole (14), the one end upper surface mounting of stick up pole (14) has rubber pad (15).

2. The mechanical analysis mold for a concrete structure according to claim 1, wherein: the side surface of the mounting frame (2) is designed to be hollowed out, and one end of the hydraulic rod (7) penetrates out of the mounting frame (2) through the hollowed-out part of the side surface of the mounting frame (2).

3. The mechanical analysis mold for a concrete structure according to claim 1, wherein: the outer surface of the test box (3) is uniformly provided with positioning holes (4), and the positioning holes (4) are connected with the limiting rod (5) in a clamping manner.

4. The mechanical analysis mold for a concrete structure according to claim 1, wherein: the vibration plate (9) is in sliding connection with the base (1), and a vibration spring (10) is connected between the lower surface of the vibration plate (9) and the base (1).

5. The mechanical analysis mold for a concrete structure according to claim 1, wherein: the extrusion block (13) is in a semicircular design, and the circle center of the extrusion block (13) is not overlapped with the axis of the rotating shaft (12).

6. The mechanical analysis mold for a concrete structure according to claim 1, wherein: stick up both ends length that pole (14) are located its axis of rotation and differ, stick up the one end of pole (14) and be close to motor (11) shorter.

7. The mechanical analysis mold for a concrete structure according to claim 1, wherein: the rubber pad (15) is located the long end of stick up pole (14), rubber pad (15) are located vibrations board (9) under, stick up the short end of pole (14) and the surface of extrusion piece (13) and laminate mutually.