CN115219368A

CN115219368A - Concrete resiliometer for detecting main structure

Info

Publication number: CN115219368A
Application number: CN202210882031.9A
Authority: CN
Inventors: 高闻; 陈顺; 张雷; 杨全文; 马良
Original assignee: Yuantai Shandong Testing And Identification Co ltd
Current assignee: Yuantai Shandong Testing And Identification Co ltd
Priority date: 2022-07-26
Filing date: 2022-07-26
Publication date: 2022-10-21
Anticipated expiration: 2042-07-26
Also published as: CN115219368B

Abstract

The invention discloses a concrete resiliometer for detecting a main body structure, which belongs to the field of building engineering quality detection and comprises the following components: casing, resilient mounting and electric telescopic handle, the multiunit resilient mounting fixed mounting be in the inside of casing, the electric telescopic handle bearing is installed the inside of casing, the electric telescopic handle output is provided with the fixture block, electric telescopic handle stretches into among the resilient mounting, it is a plurality of the fixture block all with the resilient mounting joint, the fixture block along with electric telescopic handle rotates and is used for the release resilient mounting accomplishes the detection. The invention can simultaneously complete the concrete detection of a plurality of detection points in the same area, avoids the effort of workers to push the resiliometer, saves time and labor and improves the working efficiency and the accuracy of the detection result.

Description

Concrete resiliometer for detecting main structure

Technical Field

The invention belongs to the field of quality detection of constructional engineering, and particularly relates to a concrete resiliometer for detecting a main body structure.

Background

The method is mainly characterized in that various indexes of a main structure are required to be detected in the construction process of the building engineering, and the main contents include the steps of spot check on the number and the position of reinforcing steel bars of a reinforcing steel bar protective layer in the main structure of the building engineering, detection on concrete rebound, mortar, masonry and core drilling in the engineering, concrete strength measurement and the like. And the surface strength of concrete is an important test item. The concrete resiliometer is a detection device, is suitable for detecting the strength of general building elements, bridges and various concrete elements, and has an impact function as a main technical index; the rigidity of the tension spring is flicked; a hammer stroke; the maximum static friction and the rate of penetration of the pointer system are averaged. The rebound method is a method of using a spring-driven weight to impact the surface of the concrete by means of an impact rod, measuring the distance of the rebound of the weight, and estimating the strength of the concrete by using the rebound value as an index related to the strength. The measurement is carried out on the surface of the concrete, so the method belongs to a surface hardness method, and is a detection method established on the basis of the correlation between the surface hardness and the strength of the concrete.

The existing concrete resilience detector needs a worker to vertically align with a wall body and forcibly push the resilience detector to detect. When concrete resilience is detected on the surface of concrete, in order to improve the detection accuracy, continuous detection of a plurality of detection points is often required to be carried out on a defined area, and field workers need to continuously push a resiliometer to complete detection of the plurality of detection points, so that time and labor are wasted.

Disclosure of Invention

In view of this, the invention provides a concrete rebound tester for detecting a main structure, which can perform rebound detection on a plurality of detection points in the same detection area at the same time, and avoids the effort of workers to push the rebound tester, thereby saving labor and time, being efficient, and improving the accuracy of detection.

In order to achieve the purpose, the invention adopts the following technical scheme:

a concrete resiliometer for main structure detection includes: casing, resilient mounting and electric telescopic handle, the multiunit resilient mounting fixed mounting be in the inside of casing, the electric telescopic handle bearing is installed the inside of casing, the electric telescopic handle output is provided with the fixture block, electric telescopic handle stretches into among the resilient mounting, it is a plurality of the fixture block all with the resilient mounting joint, the fixture block along with electric telescopic handle rotates and is used for the release resilient mounting accomplishes the detection.

Furthermore, resilient means includes a rebound barrel, a spring hammer, a spring rod and a spring, a rebound barrel equipartition is in the inner space of casing, the spring rod passes a rebound barrel with the spring, the spring hammer is in the inside sliding connection of a rebound barrel, the spring rod with spring hammer fixed connection, the both ends of spring are fixed connection respectively a rebound barrel with the spring hammer, there is the joint hole on the lateral wall of spring hammer, the fixture block can along with electric telescopic handle rotates and stretches into accomplish the joint in the joint hole.

Further, the electric telescopic rod comprises a cover plate and a first gear, wherein the cover plate is installed on the shell, the first gear penetrates through the cover plate and is connected with the cover plate bearing, a second gear is arranged at the output end of the electric telescopic rod, and the first gear is meshed with the second gear.

Further, the handle is fixedly arranged on two sides of the shell.

Further, still include motor and switch, the motor is installed on the lateral wall of apron, the output of motor with first gear connection, the switch mounting is in on hand, the switch with the motor electricity is connected.

Further, the display device also comprises a host, wherein the host has a display function.

Further, the end surface of the housing is parallel to the end surface of the tapping rod.

The invention has the beneficial effects that:

the inner space of the invention is uniformly provided with a plurality of rebounding devices which can simultaneously detect a plurality of detection points, the fixture block at the top end of the electric telescopic rod is clamped in the clamping hole of the impact hammer, the motor drives the first gear to rotate, the first gear rotates to drive the second gear to rotate, the electric telescopic rod is driven to rotate, the clamping block rotates to be separated from the clamping hole, and the elastic striking hammer is pulled by the spring to drive the elastic striking rod to perform resilience detection on the surface of the concrete; the end surface of the shell is parallel to the end surface of the tapping rod, so that the tapping rod is ensured to be vertical to the surface of the concrete; and the switch on the handle controls the positive and negative rotation of the motor, so that the clamping block is separated from the clamping hole and clamped in the clamping hole together with the clamping block.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a concrete rebound tester for detecting a main structure;

FIG. 2 is a front view of a concrete rebound tester for detecting a main structure;

FIG. 3 is a left side view of a concrete rebound tester for testing a main structure;

FIG. 4 isbase:Sub>A cross-sectional view A-A of FIG. 2;

FIG. 5 is a schematic structural diagram of a concrete rebound apparatus for detecting main structure without a housing and a cover plate;

FIG. 6 is a schematic view of the structure of the electric telescopic rod and the rebounding device;

wherein, in the figure:

10-shell, 20-rebound device, 21-rebound barrel, 22-elastic hammer, 221-clamping hole, 23-elastic rod, 24-spring, 30-electric telescopic rod, 31-clamping block, 32-second gear, 40-cover plate, 50-first gear, 60-handle, 70-motor, 80-switch and 90-main machine.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a concrete resiliometer for detecting a body structure, comprising: casing 10, resilient means 20 and electric telescopic handle 30, multiunit resilient means 20 fixed mounting is in the inside of casing 10, electric telescopic handle 30 bearing installation is in the inside of casing 10, electric telescopic handle 30 output is provided with fixture block 31, electric telescopic handle 30 stretches into in the resilient means 20, a plurality of fixture blocks 31 all are with resilient means 20 joint, fixture block 31 can rotate along with electric telescopic handle 30, fixture block 31 can block resilient means 20 when vertical, fixture block 31 releases resilient means 20 when horizontal, resilient means 20 strikes the concrete surface, accomplish the detection.

Resilient means 20 includes a rebound barrel 21, bounce hammer 22, bounce pole 23 and spring 24, rebound barrel 21 equipartition is in the inner space of casing 10, and with the structure fixed connection in casing 10, bounce pole 23 passes bounce barrel 21 and spring 24, bounce hammer 22 is at the inside sliding connection of rebound barrel 21, bounce pole 23 and bounce hammer 22 fixed connection, the both ends of spring 24 are fixed connection respectively bounce barrel 21 and bounce hammer 22, there is joint hole 221 on the lateral wall of bounce hammer 22, fixture block 31 can rotate along with electric telescopic handle 30, stretch into joint hole 221 when fixture block 31 rotates the level, when the joint block rotates into vertical state along with electric telescopic handle 30, fixture block 31 blocks joint hole 221, fix bounce hammer 22.

The utility model provides a major structure detects uses concrete resiliometer still includes apron 40 and first gear 50, the lateral wall at casing 10 is installed to apron 40, first gear 50 passes apron 40 to be connected with apron 40 bearing, electric telescopic handle 30 output is provided with second gear 32, first gear 50 and the meshing of second gear 32, first gear 50 rotates, drive second gear 32 rotates, drive a plurality of electric telescopic handle 30 and rotate, make fixture block 31 block elastic hammer 22 or release elastic hammer 22.

The concrete resiliometer for detecting the main structure further comprises handles 60, wherein the handles 60 are fixedly arranged on two sides of the shell 10 and used for a worker to take up the device, and the end face of the shell 10 is fixed on the surface of concrete.

The utility model provides a major structure detects uses concrete resiliometer still includes motor 70 and switch 80, motor 70 installs on the lateral wall of apron 40, the output and the first gear 50 of motor 70 are connected, switch 80 installs on handle 60, switch 80 is connected with motor 70 electricity, switch 80 control motor 70's positive and negative rotation, drive first gear 50 and rotate, then drive second gear 32 and rotate, drive a plurality of electric telescopic handle 30 and rotate, make fixture block 31 block elastic hammer 22 or release elastic hammer 22.

The utility model provides a major structure detects uses concrete resiliometer still includes host computer 90, and host computer 90 has the display function, and behind the striking rod 23 striking concrete surface, the resilience distance of striking hammer 22 and striking rod 23 shows on host computer 90. The host 90 detects the rebound distance between the impact hammer 22 and the impact rod 23, which belongs to the prior art and will not be described herein.

The end face of the shell 10 is parallel to the end face of the tapping rod 23, the end face of the shell 10 is in contact with the concrete surface by lifting the handle 60 with two hands, and the end face of the shell 10 is parallel to the end face of the tapping rod 23, so that the tapping rod 23 is perpendicular to the concrete surface.

Examples

The workman holds up the terminal surface and the concrete surface contact of handle 60 with both hands, press switch 80 on the handle 60, motor 70 rotates, drive first gear 50 rotates, then drive second gear 32 rotates, drive a plurality of electric telescopic handle 30 and rotate simultaneously, when making fixture block 31 rotatory to the horizontality, spring 24 pulling impact hammer 22, make fixture block 31 deviate from joint hole 221, spring 24 pulling impact hammer 22 and impact pole 23 strike the concrete surface, the rebound distance of a plurality of impact hammers 22 and impact pole 23 shows on host computer 90. Then electric telescopic handle 30 extension, the fixture block 31 on electric telescopic handle 30 top stretches into in the joint hole 221, and the workman is electronic reversal through the control of switch 80 on the handle 60 again simultaneously, drives first gear 50 and second gear 32 and rotates for fixture block 31 becomes vertical state, and electric telescopic handle 30 shortens, pulls motor 70 one side with impact hammer 22, prepares for next use.

In the present specification, the embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed in the embodiment corresponds to the method disclosed in the embodiment, so that the description is simple, and the relevant points can be referred to the description of the method part.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a major structure detects uses concrete resiliometer which characterized in that includes: casing, resilient mounting and electric telescopic handle, the multiunit resilient mounting fixed mounting be in the inside of casing, the electric telescopic handle bearing is installed the inside of casing, the electric telescopic handle output is provided with the fixture block, electric telescopic handle stretches into among the resilient mounting, it is a plurality of the fixture block all with the resilient mounting joint, the fixture block along with electric telescopic handle rotates and is used for the release resilient mounting accomplishes the detection.

2. The concrete resiliometer for detecting the main structure according to claim 1, wherein the resiliometer comprises a rebound barrel, a spring hammer, a spring rod and a spring, the rebound barrel is uniformly distributed in the inner space of the housing, the spring rod penetrates through the rebound barrel and the spring, the spring hammer is slidably connected in the rebound barrel, the spring rod is fixedly connected with the spring hammer, two ends of the spring are respectively fixedly connected with the rebound barrel and the spring hammer, a clamping hole is formed in a side wall of the spring hammer, and the clamping block can extend into the clamping hole along with the rotation of the electric telescopic rod to complete clamping.

3. The concrete resiliometer for detecting the main structure of claim 1, further comprising a cover plate and a first gear, wherein the cover plate is mounted on the housing, the first gear penetrates through the cover plate and is connected with the cover plate through a bearing, the output end of the electric telescopic rod is provided with a second gear, and the first gear is meshed with the second gear.

4. The concrete rebound apparatus for detecting the main structure of claim 3, further comprising handles fixedly installed on both sides of the housing.

5. The concrete resiliometer for detecting main body structure of claim 4, further comprising a motor and a switch, wherein said motor is installed on the side wall of said cover plate, the output end of said motor is connected to said first gear, said switch is installed on said handle, and said switch is electrically connected to said motor.

6. The concrete rebound apparatus for detecting the main structure of claim 2, further comprising a host computer, wherein the host computer has a display function.

7. The concrete rebound apparatus for detecting the main structure of claim 2, wherein the end surface of the housing is parallel to the end surface of the tapping rod.