Device for measuring flexural and compressive strength of concrete member

Abstract

The utility model discloses a concrete member flexural and compressive strength measuring device in the technical field of concrete detection equipment, which comprises a platform, a base is arranged on the platform, the base is used for bearing a concrete member, a clamping mechanism for clamping the concrete member is arranged on the base, a driving mechanism is arranged on the platform, a pressing block is arranged on the driving mechanism, and the pressing block is used for clamping the concrete member. The pressing block is located over the base, the concrete component is placed on the base, the driving mechanism drives the pressing block to press downwards, the pressing block tightly presses the concrete component, and a compression test can be conducted on the concrete component. A bending cavity with an upward opening is formed in one side of the base, first rotating shafts are rotationally connected to the two sides of the bending cavity, a support and a second rotating shaft are arranged on the bottom face, opposite to the base, of the pressing block, the second rotating shaft is rotationally connected to the support, and the concrete component is placed on the two first rotating shafts. And the pressing block drives the second rotating shaft to press downwards, so that a compression test can be carried out on the concrete member.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete detection equipment technical field, concretely is the anti -flexural strength measuring device of concrete member. BACKGROUND

[0002] Concrete member refers to concrete component, and the mechanical property of concrete component is the key index of judging its quality, and is directly related to the quality of construction. For the detection of the mechanical property of concrete component, the detection of the flexural strength and the compressive strength is mainly included, and the related detection is carried out by using the flexural strength measuring device and the compressive strength measuring device respectively. The patent No. CN202220613332.7 discloses a concrete member flexural and compressive strength measuring device, which solves the problem of "in the process of lifting the base, the concrete member is easy to deviate or slide, which causes the test to be interrupted and affects the test progress". However, when carrying out the flexural test and the compression test, the flexural clamp needs to be disassembled, the switching of the flexural test and the compression test cannot be carried out efficiently, time is wasted, and the working efficiency is reduced. UTILITY MODEL CONTENT

[0003] The utility model aims at providing a concrete member flexural and compressive strength measuring device to solve the problem of "in the process of carrying out the flexural test and the compression test, the flexural clamp needs to be disassembled, the switching of the flexural test and the compression test cannot be carried out efficiently, time is wasted, and the working efficiency is reduced".

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0005] The concrete member flexural and compressive strength measuring device comprises a platform, a base is arranged on the platform, the base is used for bearing the concrete member, a clamping mechanism for clamping the concrete member is arranged on the base, a driving mechanism is arranged on the platform, a pressing block is arranged on the driving mechanism, the pressing block is located directly above the base, the concrete member is placed on the base, the driving mechanism drives the pressing block to press down, the pressing block presses the concrete member tightly, and the compressive test of the concrete member can be carried out.

[0006] One side of the base is provided with a bending cavity with an upward opening, first rotating shafts are rotatably connected to the two sides of the bending cavity, a support and a second rotating shaft are arranged on the bottom surface of the base opposite to the pressing block, the second rotating shaft is rotatably connected to the support, the concrete member is placed on the two first rotating shafts, and the pressing block drives the second rotating shaft to press down, so that the flexural test of the concrete member can be carried out.

[0007] As a further scheme of the utility model: the bending cavity is located between the clamping mechanisms, the upper cut surfaces of the two first rotating shafts are flush with the bottom surface of the base, the extending direction of the second rotating shaft is parallel to the two first rotating shafts, and the second rotating shaft is located on the perpendicular bisector of the two first rotating shafts.

[0008] As a further scheme of the utility model: a moving cavity is formed in the base, the moving cavity is located in the center of the base, the clamping mechanism is located in the moving cavity, and the clamping mechanism comprises a bidirectional screw rod, a threaded sliding block and a driving rod, wherein: the bidirectional screw rod is rotatably connected in the moving cavity, and the thread directions of the two sides are opposite; the threaded sliding blocks are threadedly connected on the two sides of the bidirectional screw rod, and can approach or move away from each other along the bidirectional screw rod; the driving rods are fixedly installed on the two threaded sliding blocks, and the free ends of the driving rods extend out of the moving cavity, and the lengths of the two driving rods are the same.

[0009] As a further scheme of the utility model: the clamping mechanism further comprises a vertical rod, a horizontal rod and a clamping plate, wherein: the vertical rods are vertically installed on the free ends of the two driving rods, and the lengths of the vertical rods are the same; the horizontal rods are horizontally installed on the free ends of the two vertical rods, and the two horizontal rods approach each other, and the lengths of the two horizontal rods are the same; the clamping plates are fixedly installed on the free ends of the two horizontal rods, and are slidably connected on the upper surface of the base, and the two clamping plates approach each other to clamp the concrete member placed on the base.

[0010] As a further scheme of the utility model: the clamping mechanism further comprises a driving shaft and a motor, the driving shaft is fixedly connected with any end of the bidirectional screw rod, and is rotatably connected on the base, the driving shaft extends out of the moving cavity and is fixedly connected with the output end of the motor, and the motor is fixed on the base.

[0011] As a further scheme of the utility model: the driving mechanism comprises a vertical wall, a horizontal plate, a punch press, a lifting rod and a lifting plate, wherein: the vertical walls are vertically installed on the platform, and are symmetrical about the base; the horizontal plate is horizontally installed on the free ends of the two vertical walls, and is used for bearing the punch press; the punch press is fixedly installed on the horizontal plate, and the output end of the punch press is fixedly connected with the lifting rod; the lifting plate is horizontally fixedly installed on the free end of the lifting rod, and the pressing block is fixedly installed on the bottom surface of the lifting plate; the punch press drives the lifting plate to lift or lower through the lifting rod.

[0012] As a further scheme of the utility model: two limiting rods are vertically arranged on the bottom surface of the horizontal plate, the two limiting rods are located on the two sides of the lifting rod, and are inserted on the lifting plate, and the lifting plate lifts or lowers along the two limiting rods.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The utility model discloses a concrete member is placed on the different position of base, then is clamped with clamping mechanism, can carry out the bending test or the compression test to concrete member in succession, need not to dismantle the part, only need to switch the position of concrete member on the base to carry out the switching of bending test or compression test, save time, improve work efficiency.

[0015] The utility model discloses a concrete member is placed on the different position of base, then is clamped with clamping mechanism, can carry out the bending test or the compression test to concrete member in succession, need not to dismantle the part, only need to switch the position of concrete member on the base to carry out the switching of bending test or compression test, save time, improve work efficiency.

[0016] The utility model discloses a concrete member is placed on the different position of base, then is clamped with clamping mechanism, can carry out the bending test or the compression test to concrete member in succession, need not to dismantle the part, only need to switch the position of concrete member on the base to carry out the switching of bending test or compression test, save time, improve work efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0018] Figure 2 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 3 It is the three-dimensional structure schematic diagram of the utility model;

[0020] Figure 4 It is Figure 1 It is the close -up drawing of A place in middle;

[0021] Figure 5 It is the schematic diagram of the utility model in compression test;

[0022] Figure 6 It is the schematic diagram of the utility model in bending test.

[0023] In the figure: 1, platform; 2, base; 21, bending cavity; 22, first rotating shaft; 23, moving cavity; 3, driving mechanism; 31, vertical wall; 32, horizontal plate; 33, punch; 34, lifting rod; 35, lifting plate; 36, limiting rod; 4, pressing block; 41, support; 42, second rotating shaft; 5, clamping mechanism; 51, bidirectional screw; 52, driving shaft; 53, motor; 54, threaded slider; 55, driving rod; 56, vertical rod; 57, horizontal rod; 58, clamping plate; 6, concrete member. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0025] The embodiment;

[0026] The concrete member bending and compressive strength measuring device, please refer to Figures 1-6 , comprising a platform 1, the platform 1 is equipped with base 2, base 2 is used to bear concrete member 6, the base 2 is equipped with moving cavity 23, moving cavity 23 is located in the base 2 central, the base 2 is equipped with the clamping mechanism 5 of clamping concrete member 6.

[0027] Through the above technical scheme, the concrete member 6 is placed in different positions on the base 2 in the utility model, then clamped by the clamping mechanism 5, and then the bending test or compression test can be carried out on the concrete member 6, without disassembling parts, only need to switch the position of the concrete member 6 on the base 2 to switch the bending test or compression test, which saves time and improves work efficiency.

[0028] In some examples, referring to Figures 1-6 , the clamping mechanism 5 is located in the moving cavity 23, and comprises a bidirectional screw 51, a threaded slider 54 and a driving rod 55, wherein: the bidirectional screw 51 is rotationally connected in the moving cavity 23, and the thread directions on both sides are opposite; the threaded sliders 54 are respectively threadedly connected on both sides of the bidirectional screw 51, and can approach or move away from each other along the bidirectional screw 51; the driving rods 55 are respectively fixedly installed on the two threaded sliders 54, and the free ends extend out of the moving cavity 23, and the two driving rods 55 are of the same length.

[0029] In some examples, referring to Figures 1-6As shown, the clamping mechanism 5 further comprises vertical rods 56, horizontal rods 57 and clamping plates 58, wherein: the vertical rods 56 are vertically installed at the free ends of the two driving rods 55 respectively and have the same length; the horizontal rods 57 are horizontally installed at the free ends of the two vertical rods 56 respectively and are close to each other, and the two horizontal rods 57 have the same length; the clamping plates 58 are fixedly installed at the free ends of the two horizontal rods 57 respectively and are slidingly connected to the upper surface of the base 2, and the two clamping plates 58 are close to each other to clamp the concrete member 6 placed on the base 2.

[0030] In some examples, with reference to Figures 1-6 As shown, the clamping mechanism 5 further comprises a driving shaft 52 and a motor 53, the driving shaft 52 is fixedly connected with any end of the bidirectional screw rod 51 and is rotationally connected to the base 2, the driving shaft 52 extends out of the moving cavity 23 and is fixedly connected with the output end of the motor 53, and the motor 53 is fixed to the base 2.

[0031] Through the above technical scheme, after the concrete member 6 is placed at different positions on the base 2, the motor 53 is started, the motor 53 drives the bidirectional screw rod 51 to rotate through the driving shaft 52, the bidirectional screw rod 51 drives the two threaded sliding blocks 54 to be close to each other, the two threaded sliding blocks 54 drive the two clamping plates 58 through the driving rods 55, the vertical rods 56 and the horizontal rods 57 to be close to each other, so as to clamp the concrete member 6 and position it, and the concrete member 6 can be moved to an accurate position, which is convenient for subsequent bending test or compression test.

[0032] In some examples, with reference to Figures 1-6 As shown, the platform 1 is provided with a driving mechanism 3, the driving mechanism 3 comprises vertical walls 31, a horizontal plate 32, a punch 33, a lifting rod 34 and a lifting plate 35, wherein: the vertical walls 31 are vertically installed on the platform 1 respectively and are symmetrical about the base 2; the horizontal plate 32 is horizontally installed at the free ends of the two vertical walls 31 and is used for bearing the punch 33; the punch 33 is fixedly installed on the horizontal plate 32 and has an output end fixedly connected with the lifting rod 34; the lifting plate 35 is horizontally fixedly installed at the free end of the lifting rod 34, and the pressing block 4 is fixedly installed on the bottom surface of the lifting plate 35; the punch 33 drives the lifting plate 35 to lift or lower through the lifting rod 34.

[0033] Through the above technical scheme, after the concrete member 6 is clamped and positioned by the clamping mechanism 5, the punch 33 is started, the punch 33 drives the lifting plate 35 to lower through the lifting rod 34, and the lifting plate 35 can perform bending test or compression test on the concrete member 6 through the pressing block 4; the vertical walls 31 and the horizontal plate 32 are used for supporting the punch 33, the lifting rod 34 and the lifting plate 35; after the test is completed, the punch 33 drives the lifting plate 35 to rise and reset through the lifting rod 34.

[0034] In some examples, with reference to Figures 1-6As shown, the bottom surface of the horizontal plate 32 is vertically provided with two limiting rods 36, which are located on both sides of the lifting rod 34 and are inserted on the lifting plate 35, and the lifting plate 35 is lifted along the two limiting rods 36.

[0035] Through the above technical scheme, the two limiting rods 36 in the utility model are arranged on both sides of the lifting rod 34 and are inserted on the lifting plate 35, which is used for maintaining the stability of the lifting plate 35 during lifting, preventing the lifting plate 35 from being stuck, and affecting the bending test or compression test of the concrete member 6.

[0036] In some examples, referring to Figures 1-6 As shown, the driving mechanism 3 is provided with a pressing block 4, the pressing block 4 is located directly above the base 2, the concrete member 6 is placed on the base 2, the driving mechanism 3 drives the pressing block 4 to press down, the pressing block 4 is pressed tightly to the concrete member 6, and the compression test of the concrete member 6 can be performed.

[0037] Through the above technical scheme, the flat plate part of the base 2 and the flat plate part of the pressing block 4 are vertically corresponding and are used together for the compression test of the concrete member 6; when the concrete member 6 is placed on the flat plate part of the base 2 and the clamping mechanism 5 is clamped and positioned to the concrete member 6, the lifting plate 35 drives the pressing block 4 to press down, the flat plate part of the bottom surface of the pressing block 4 abuts against the concrete member 6, then the clamping and positioning of the concrete member 6 by the clamping mechanism 5 is released, and then the pressure is continuously applied, so that the compression test of the concrete member 6 can be performed.

[0038] In some examples, referring to Figures 1-6 As shown, the base 2 is provided with a bending cavity 21 with an opening upward, the bending cavity 21 is rotatably connected with a first rotating shaft 22 on both sides, the pressing block 4 is provided with a support 41 and a second rotating shaft 42 relative to the bottom surface of the base 2, the second rotating shaft 42 is rotatably connected with the support 41, the concrete member 6 is placed on the two first rotating shafts 22, and the pressing block 4 drives the second rotating shaft 42 to press down, so that the bending test of the concrete member 6 can be performed.

[0039] Through the above technical scheme, the bending cavity 21 and the second rotating shaft 42 are vertically corresponding and are used together for the bending test of the concrete member 6; when the concrete member 6 is placed on the two first rotating shafts 22 in the bending cavity 21 and the clamping mechanism 5 is clamped and positioned to the concrete member 6, the lifting plate 35 drives the pressing block 4 to press down, the second rotating shaft 42 of the bottom surface of the pressing block 4 abuts against the middle part of the upper surface of the concrete member 6, then the clamping and positioning of the concrete member 6 by the clamping mechanism 5 is released, and then the pressure is continuously applied, so that the bending test of the concrete member 6 can be performed.

[0040] In some examples, referring to Figures 1-6As shown, the bending cavity 21 is located between the clamping mechanisms 5, the upper cut surfaces of the two first rotating shafts 22 are flush with the plane of the base 2, the extending direction of the second rotating shaft 42 is parallel to the two first rotating shafts 22, and the second rotating shaft 42 is located on the perpendicular bisector of the line connecting the two first rotating shafts 22.

[0041] Through the above technical scheme, the upper cut surface of the first rotating shaft 22 is flush with the plane of the base 2, which facilitates the movement of the concrete member 6 on the base 2, facilitates the switching of the bending test or the compression test on the concrete member 6, saves time, and improves work efficiency; the second rotating shaft 42 is located on the perpendicular bisector of the line connecting the two first rotating shafts 22, so that the second rotating shaft 42 abuts against the middle part of the upper surface of the concrete member 6, and the bending test is facilitated.

[0042] The working principle of the utility model is as follows:

[0043] When the concrete member 6 is placed on the flat plate part of the base 2, first, the clamping mechanism 5 is driven to clamp and position the concrete member 6, then the punch 33 is started, the punch 33 drives the lifting plate 35 to descend through the lifting rod 34, then the lifting plate 35 drives the pressing block 4 to press down, then the flat plate part on the bottom surface of the pressing block 4 abuts against the concrete member 6, then the clamping and positioning of the concrete member 6 by the clamping mechanism 5 is released, and finally the pressure is continuously applied, so that the compression test on the concrete member 6 can be performed.

[0044] When the concrete member 6 is placed on the two first rotating shafts 22 in the bending cavity 21, first, the clamping mechanism 5 is driven to clamp and position the concrete member 6, then the punch 33 is started, the punch 33 drives the lifting plate 35 to descend through the lifting rod 34, then the lifting plate 35 drives the pressing block 4 to press down, then the second rotating shaft 42 on the bottom surface of the pressing block 4 abuts against the middle part of the upper surface of the concrete member 6, then the clamping and positioning of the concrete member 6 by the clamping mechanism 5 is released, and finally the pressure is continuously applied, so that the bending test on the concrete member 6 can be performed.

[0045] The above is only a preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any person skilled in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A device for determining the flexural and compressive strength of a concrete element, comprising a platform (1), characterised in that: The platform (1) is provided with a base (2) for bearing a concrete component (6), the base (2) is provided with a clamping mechanism (5) for clamping the concrete component (6), the platform (1) is provided with a driving mechanism (3), the driving mechanism (3) is provided with a pressing block (4), the pressing block (4) is located directly above the base (2), the concrete component (6) is placed on the base (2), the driving mechanism (3) drives the pressing block (4) to press down, the pressing block (4) presses the concrete component (6), and the concrete component (6) can be subjected to compression test; The base (2) is provided with a bending cavity (21) opening upward on one side, the bending cavity (21) is rotatably connected with first rotating shafts (22) on both sides, the pressing block (4) is provided with a support (41) and a second rotating shaft (42) relative to the bottom surface of the base (2), the second rotating shaft (42) is rotatably connected with the support (41), the concrete component (6) is placed on the two first rotating shafts (22), and the pressing block (4) drives the second rotating shaft (42) to press down, so that the concrete component (6) can be subjected to bending test.

2. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 1, wherein: The bending cavity (21) is located between the clamping mechanisms (5), the cutting surfaces of the two first rotating shafts (22) are flush with the plane of the base (2), the extension direction of the second rotating shaft (42) is parallel to the two first rotating shafts (22), and the second rotating shaft (42) is located on the perpendicular bisector of the line connecting the two first rotating shafts (22).

3. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 2, wherein: A moving cavity (23) is formed in the base (2), the moving cavity (23) is located in the center of the base (2), the clamping mechanisms (5) are located in the moving cavity (23) and include bidirectional screws (51), threaded sliding blocks (54) and driving rods (55), wherein: The bidirectional screws (51) are rotatably connected in the moving cavity (23) and have opposite screw threads on both sides; The threaded sliding blocks (54) are threadedly connected to the bidirectional screws (51) on both sides and can move towards or away from each other along the bidirectional screws (51); The driving rods (55) are fixedly installed on the two threaded sliding blocks (54) and have free ends extending out of the moving cavity (23), and the two driving rods (55) have the same length.

4. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 3, wherein: The clamping mechanisms (5) further include vertical rods (56), horizontal rods (57) and clamping plates (58), wherein: The vertical rods (56) are vertically installed on the free ends of the two driving rods (55) and have the same length; The horizontal rods (57) are horizontally installed on the free ends of the two vertical rods (56) and move towards each other, and the two horizontal rods (57) have the same length; The clamping plates (58) are fixedly installed on the free ends of the two horizontal rods (57) and are slidably connected to the upper surface of the base (2), and the two clamping plates (58) move towards each other to clamp the concrete component (6) placed on the base (2).

5. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 4, wherein: The clamping mechanism (5) further comprises a driving shaft (52) and a motor (53), the driving shaft (52) is fixedly connected with any end of the bidirectional screw rod (51), and is rotationally connected on the base (2), the driving shaft (52) extends out of the moving cavity (23) and is fixedly connected with the output end of the motor (53), and the motor (53) is fixed on the base (2).

6. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 5, wherein: The driving mechanism (3) comprises a vertical wall (31), a horizontal plate (32), a punch (33), a lifting rod (34) and a lifting plate (35), wherein: The vertical wall (31) is vertically installed on the platform (1) respectively, and is symmetrical about the base (2); The horizontal plate (32) is horizontally installed on the free end of two vertical walls (31), and is used for bearing the punch (33); The punch (33) is fixedly installed on the horizontal plate (32), and the output end is fixedly connected with the lifting rod (34); The lifting plate (35) is horizontally fixedly installed on the free end of the lifting rod (34), and the pressing block (4) is fixedly installed on the bottom surface of the lifting plate (35); The punch (33) drives the lifting plate (35) to lift through the lifting rod (34).

7. The apparatus for testing the flexural and compressive strength of a concrete member according to claim 6, wherein: The bottom surface of the horizontal plate (32) is vertically provided with two limiting rods (36), the two limiting rods (36) are located on both sides of the lifting rod (34), and are inserted on the lifting plate (35), and the lifting plate (35) lifts along the two limiting rods (36).

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