CN215985533U

CN215985533U - Concrete strength detection mechanism

Info

Publication number: CN215985533U
Application number: CN202122394660.0U
Authority: CN
Inventors: 徐强; 吴斯鹏; 蔡园; 刘春梅; 张照林; 岑帅; 彭杰; 黄义东; 程田莉; 杜佳瑶; 曹丹; 李桂华
Original assignee: Chongqing Jinghengxin Engineering Quality Inspection Co ltd
Current assignee: Chongqing Jinghengxin Engineering Quality Inspection Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-03-08
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a concrete strength detection mechanism in the field of concrete, which comprises a detection mechanism, a base and an auxiliary mechanism, wherein the auxiliary mechanism comprises a sliding plate, bosses are transversely arranged on two side surfaces of the upper end surface of the base, electric sliding rails are fixedly arranged on the bosses, and the bottom end surface of the sliding plate is in sliding connection with the bosses through the electric sliding rails. According to the utility model, the ultrasonic detector and the electric telescopic rod are started, the electric telescopic rod is used for electrically driving the rebound tester to descend, so that the rebound tester can automatically contact with the concrete test block for detection, after the rebound tester detects the current position, the electric slide rail is started, the electric slide rail is used for driving the sliding plate to slide together with the concrete test block, at the moment, the scale on the boss is observed to enable the concrete test block to be equally divided, the operation is repeated twice, the average value is obtained, and in the process, the ultrasonic detector is used for matching detection, so that the detection result is more accurate.

Description

Concrete strength detection mechanism

Technical Field

The utility model belongs to the technical field of concrete, and particularly relates to a concrete strength detection mechanism.

Background

The concrete tensile strength is the axial tensile strength of the concrete, namely the stress value obtained by dividing the maximum load borne by the concrete sample when the concrete sample is broken after being subjected to tension by the sectional area, and is expressed by fct and has the unit of MPa. The testing of the axial tensile strength of the concrete mainly comprises two methods, namely a direct testing method and a splitting test;

the conventional apparatus has the following disadvantages:

at present, most of existing concrete strength detection mechanisms are used for single detection by using a single method, and operators manually hold instruments to detect the strength of concrete, so that the operation is troublesome, and the detection efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a concrete strength detection mechanism aiming at the problems that at present, most of the existing detection mechanisms for concrete strength use a single method to perform single detection, and operators manually hold an instrument to detect the strength of concrete, so that the operation is troublesome, and the detection efficiency is reduced.

The technical scheme adopted by the utility model is as follows: a concrete strength detection mechanism comprises a detection mechanism, a base and an auxiliary mechanism, wherein the auxiliary mechanism comprises a sliding plate, bosses are transversely arranged on two side surfaces of the upper end surface of the base, electric slide rails are fixedly arranged on the bosses, the bottom end surface of the sliding plate is in sliding connection with the bosses through the electric slide rails, two groups of sliding blocks are sequentially arranged on two sides of the bottom end surface of the sliding plate, the number of each group of sliding blocks is two, the inner wall surface of each group of sliding blocks is respectively in contact with the outer wall surfaces of the two bosses, the outer wall surfaces of the two bosses are respectively provided with scales, machine plates are fixedly arranged on two sides of the top end surface of the sliding plate, fastening screws are in threaded connection with the machine plates, L-shaped clamping plates are arranged on two sides of the upper end surface of the sliding plate, the ends of the fastening screws are in sliding connection with the L-shaped clamping plates through bearings, and a rack is fixedly arranged on the upper end surface of the base, the detection mechanism is arranged on the rack.

In a preferred embodiment, detection mechanism includes ultrasonic detector and resiliometer, vertical fixed mounting has two electric telescopic handle in proper order on the top panel of frame, electric telescopic handle's bottom end fixed mounting has the assembly panel, the middle part at the assembly panel is established to the resiliometer, ultrasonic detector establishes in the frame, ultrasonic detector's test probe slope is established on the assembly panel.

In a preferred embodiment, a thread groove is formed in the middle of the assembly plate, an external thread is formed on the outer wall surface of the resiliometer, and the resiliometer is in threaded connection with the thread groove.

In a preferred embodiment, the bottom end faces of the electric telescopic rods are fixedly provided with connecting blocks, each connecting block is provided with a fastening bolt, and the connecting blocks are fixedly connected with the assembling plate through the fastening bolts.

In a preferred embodiment, two L type splint size the same, and the internal face of two L type splint all is equipped with anti-skidding line.

In a preferred embodiment, the placing tables are fixedly mounted on both sides of the outer wall surface of the base.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

in the utility model, when the strength of the concrete is detected, the concrete test block is arranged on the sliding plate, then the two fastening screws on the machine plate are rotated, the L-shaped clamping plates are pushed to be close to each other by the fastening screws, thereby realizing the fixation of the concrete test block, then the ultrasonic detector and the electric telescopic rod are respectively started, the electric telescopic rod is utilized to electrically drive the height of the resiliometer to be lowered, so that the resiliometer can automatically contact with the concrete test block for detection, after the resiliometer detected the current position, start electronic slide rail, utilize electronic slide rail to drive the sliding plate and slide along with the concrete test block, observe the scale on the boss this moment and can equally divide the concrete test block with the concrete test block, repeat above-mentioned operation twice so, ask its average value, in this process, utilize ultrasonic detector cooperation to detect for the testing result is more accurate.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

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

FIG. 2 is a schematic view of the enlarged partial connection structure of FIG. 1 according to the present invention;

FIG. 3 is a schematic side view of a partial connection structure according to the present invention.

The labels in the figure are: 1. a placing table; 2. an auxiliary mechanism; 21. an electric slide rail; 22. a sliding plate; 23. an L-shaped splint; 24. fastening a screw rod; 25. a slider; 26. a machine plate; 3. a frame; 4. a detection mechanism; 41. an ultrasonic detector; 411. detecting a probe; 42. a rebound tester; 43. assembling a plate; 5. an electric telescopic rod; 51. connecting blocks; 6. a base; 61. and (4) a boss.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

Referring to fig. 1-3, a concrete strength detection mechanism comprises a detection mechanism 4, a base 6 and an auxiliary mechanism 2, wherein the auxiliary mechanism 2 comprises a sliding plate 22, bosses 61 are transversely arranged on two side surfaces of an upper end surface of the base 6, electric slide rails 21 are fixedly arranged on the bosses 61, a bottom end surface of the sliding plate 22 is slidably connected with the bosses 61 through the electric slide rails 21, two sets of sliding blocks 25 are sequentially arranged on two sides of the bottom end surface of the sliding plate 22, each set of sliding blocks 25 is provided with two sets, inner wall surfaces of each set of sliding blocks 25 are respectively contacted with outer wall surfaces of the two bosses 61, outer wall surfaces of the two bosses 61 are provided with scales, machine plates 26 are fixedly arranged on two sides of the top end surface of the sliding plate 22, fastening screws 24 are threadedly connected on the machine plates 26, L-shaped clamping plates 23 are arranged on two sides of the upper end surface of the sliding plate 22, and ends of the fastening screws 24 are slidably connected with the L-shaped clamping plates 23 through bearings, the upper end face of the base 6 is fixedly provided with the frame 3, the detection mechanism 4 is arranged on the frame 3, when the concrete strength is detected, the concrete test block is arranged on the sliding plate 22, then the two fastening screws 24 on the machine plate 26 are rotated, the L-shaped clamping plates 23 are pushed to be close to each other by the fastening screws 24, so that the concrete test block is fixed, then the ultrasonic detector 41 and the electric telescopic rod 5 are respectively started, the electric telescopic rod 5 is used for electrically driving the height of the resiliometer 42 to be lowered, so that the resiliometer 42 can be automatically contacted with the concrete test block for detection, when the current position is detected by the resiliometer 42, the electric sliding rail 21 is started, the sliding plate 22 is driven by the electric sliding rail 21 to slide together with the concrete test block, at the moment, the concrete test block can be equally divided by observing scales on the boss 61, and then the operations are repeated twice, and calculating the average value, and in the process, the ultrasonic detector 41 is used for matching detection, so that the detection result is more accurate.

The detection mechanism 4 comprises an ultrasonic detector 41 and a resiliometer 42, two electric telescopic rods 5 are sequentially and vertically fixedly mounted on a top panel of the rack 3, an assembly plate 43 is fixedly mounted on a bottom end face of each electric telescopic rod 5, the resiliometer 42 is arranged in the middle of the assembly plate 43, the ultrasonic detector 41 is arranged on the rack 3, a detection probe 411 of the ultrasonic detector 41 is obliquely arranged on the assembly plate 43, the ultrasonic detector 41 and the electric telescopic rods 5 are respectively started by the design, the resiliometer 42 is electrically driven to be lowered in height by the electric telescopic rods 5, so that the resiliometer 42 can be automatically contacted with a concrete test block for detection, and in the process, the ultrasonic detector 41 is used for matching detection, so that the detection result is more accurate; the middle part of the assembling plate 43 is provided with a thread groove, the outer wall surface of the resiliometer 42 is provided with an external thread, the resiliometer 42 is in threaded connection with the thread groove, and the design adopts threaded connection, so that the resiliometer 42 is convenient to mount and dismount; the bottom end surfaces of the electric telescopic rods 5 are fixedly provided with connecting blocks 51, the connecting blocks 51 are provided with fastening bolts, the connecting blocks 51 are fixedly connected with the assembling plate 43 through the fastening bolts, and the assembling plate 43 is convenient to mount and dismount due to the adoption of the fastening bolts; the two L-shaped clamping plates 23 are the same in size, the inner wall surfaces of the two L-shaped clamping plates 23 are provided with anti-skidding lines, and the designed anti-skidding lines are used for skid prevention, so that the fixation is more stable; the equal fixed mounting in outer wall both sides of base 6 places platform 1, and the platform 1 of placing of this design is used for placing and waits to detect the test piece.

The working principle is as follows: when the device is used, the whole device is firstly arranged at a specified position, the auxiliary mechanism 2 and the detection mechanism 4 are respectively arranged on the base 6 and the frame 3, when the strength of concrete is detected, a concrete test block is arranged on the sliding plate 22, the two fastening screws 24 on the machine plate 26 are rotated, the L-shaped clamping plates 23 are pushed to be close to each other by the fastening screws 24, so that the concrete test block is fixed, then the ultrasonic detector 41 and the electric telescopic rod 5 are respectively started, the height of the resiliometer 42 is electrically driven to be reduced by the electric telescopic rod 5, so that the resiliometer 42 can be automatically contacted with the concrete test block for detection, after the resiliometer 42 detects the current position, the electric sliding rail 21 is started, the sliding plate 22 and the concrete test block are driven to slide by the electric sliding rail 21, the scales on the boss 61 are observed, the concrete test block can be equally divided by the concrete test block, the above operations are repeated twice to obtain an average value, and in the process, the ultrasonic detector 41 is used for matching detection, so that the detection result is more accurate.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. The utility model provides a concrete strength detection mechanism, includes detection mechanism (4), base (6) and complementary unit (2), its characterized in that: the auxiliary mechanism (2) comprises a sliding plate (22), bosses (61) are transversely arranged on two side surfaces of the upper end surface of the base (6), electric sliding rails (21) are fixedly mounted on the bosses (61), the bottom end surface of the sliding plate (22) is in sliding connection with the bosses (61) through the electric sliding rails (21), two groups of sliding blocks (25) are sequentially arranged on two sides of the bottom end surface of the sliding plate (22), each group of sliding blocks (25) is provided with two groups, the inner wall surface of each group of sliding blocks (25) is respectively in contact with the outer wall surfaces of the two bosses (61), the outer wall surfaces of the two bosses (61) are respectively provided with scales, machine plates (26) are fixedly mounted on two sides of the top end surface of the sliding plate (22), fastening screw rods (24) are in threaded connection with the machine plates (26), and L-shaped clamping plates (23) are arranged on two sides of the upper end surface of the sliding plate (22), the end department of fastening screw rod (24) passes through bearing and L type splint (23) sliding connection, the up end fixed mounting of base (6) has frame (3), detection mechanism (4) are established on frame (3).

2. A concrete strength detecting mechanism according to claim 1, wherein: detection mechanism (4) include ultrasonic detector (41) and resiliometer (42), vertical fixed mounting has two electric telescopic handle (5) in proper order on the top panel of frame (3), the bottom face fixed mounting of electric telescopic handle (5) has assembly plate (43), the middle part at assembly plate (43) is established in resiliometer (42), ultrasonic detector (41) are established on frame (3), the test probe (411) slope of ultrasonic detector (41) is established on assembly plate (43).

3. A concrete strength detecting mechanism according to claim 2, wherein: the middle part of the assembling plate (43) is provided with a thread groove, the outer wall surface of the resiliometer (42) is provided with an external thread, and the resiliometer (42) is in threaded connection with the thread groove.

4. A concrete strength detecting mechanism according to claim 2, wherein: the bottom face of electric telescopic handle (5) all fixed mounting have connecting block (51), all be equipped with fastening bolt on connecting block (51), connecting block (51) are through fastening bolt and assembly plate (43) fixed connection.

5. A concrete strength detecting mechanism according to claim 1, wherein: the two L-shaped clamping plates (23) are the same in size, and anti-skid lines are arranged on the inner wall surfaces of the two L-shaped clamping plates (23).

6. A concrete strength detecting mechanism according to claim 1, wherein: the two sides of the outer wall surface of the base (6) are fixedly provided with placing tables (1).