CN216816353U

CN216816353U - Concrete resiliometer

Info

Publication number: CN216816353U
Application number: CN202220937449.0U
Authority: CN
Inventors: 王宏宇
Original assignee: Beijing Jiantuo Engineering Management Co ltd
Current assignee: Beijing Jiantuo Engineering Management Co ltd
Priority date: 2022-04-22
Filing date: 2022-04-22
Publication date: 2022-06-24
Anticipated expiration: 2032-04-22

Abstract

The utility model relates to the technical field of resiliometers, and particularly discloses a concrete resiliometer, which comprises a resiliometer body and a supporting assembly detachably connected to the side wall of the outer side of the resiliometer body, wherein vertical grooves are symmetrically arranged on the outer wall of the resiliometer body, a circular ring which is in sliding connection with the vertical grooves is arranged on the outer side of the resiliometer body, a plurality of positioning grooves are circumferentially arranged on the outer wall of the resiliometer at the bottom end of the vertical grooves, the supporting assembly comprises a supporting seat and a base, the supporting seat comprises a circular table, a positioning block which is fixedly connected to the top end of the circular table and can be clamped with the positioning grooves, and a plurality of supporting rods which are circumferentially and fixedly connected to the bottom end of the circular table, sliding grooves are arranged at the bottom end of the supporting rods, the base comprises a plurality of sliding rods which are respectively in sliding connection with the sliding grooves, fixed supports are also arranged below the supporting rods are fixedly connected with the fixed supports, springs are arranged between the sliding rods and the inner top surface of the sliding grooves, and the problem that the traditional concrete resiliometer can not be ensured to be perpendicular to the measured surface during measurement is solved, leading to the problem of inaccurate measurement results.

Description

Concrete resiliometer

Technical Field

The application relates to the technical field of resiliometers, and particularly discloses a concrete resiliometer.

Background

Concrete is a general name of engineering composite materials formed by cementing aggregates into a whole by using cementing materials, and a rebound tester is required to be used for detecting the compressive strength of the concrete in the process of building engineering;

the basic principle of the resiliometer is that a spring drives a heavy hammer, the heavy hammer impacts an impact rod which is vertically contacted with the surface of concrete with constant kinetic energy, so that local concrete deforms and absorbs part of energy, the other part of energy is converted into rebound kinetic energy of the heavy hammer, when the rebound kinetic energy is completely converted into potential energy, the rebound of the heavy hammer reaches the maximum distance, the maximum rebound distance of the heavy hammer is displayed by the resiliometer under the name of a rebound value (the ratio of the maximum rebound distance to the initial length of the spring), when the resiliometer is used, a user must ensure that the resiliometer is always vertical to the wall surface, and only then the accuracy of the detection result of the resiliometer can be ensured;

however, it is difficult to achieve the verticality with the required measuring surface only manually, and the verticality is basically impossible to achieve only manually, so that the concrete strength detected by the resiliometer is inaccurate;

accordingly, the present inventors have made an effort to provide a concrete rebound apparatus so as to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the traditional concrete resiliometer cannot ensure the mutual vertical to the measured surface during measurement, so that the measurement result is inaccurate.

In order to achieve the purpose, the basic scheme of the utility model provides a concrete resiliometer, which comprises a resiliometer body and a supporting assembly detachably connected to the side wall of the outer side of the resiliometer body, wherein vertical grooves are symmetrically formed in the outer wall of the resiliometer body, a circular ring in sliding connection with the vertical grooves is arranged on the outer side of the resiliometer body, a plurality of positioning grooves are circumferentially formed in the outer wall of the resiliometer at the bottom end of each vertical groove, the supporting assembly comprises a supporting seat and a base, the supporting seat comprises a ring platform, a positioning block which is fixedly connected to the top end of the ring platform and can be clamped with the positioning grooves, a plurality of supporting rods which are circumferentially and fixedly connected to the bottom end of the ring platform, sliding grooves are formed in the bottom ends of the supporting rods, the base comprises a plurality of sliding rods which are respectively in sliding connection with the sliding grooves, a fixing support is further arranged below the supporting rods, the sliding rods are fixedly connected with the fixing support, and springs are arranged between the sliding rods and the inner top surfaces of the sliding grooves.

The principle and the effect of the basic scheme are as follows:

according to the utility model, the purpose of assisting vertical is achieved by additionally arranging a group of supporting components on the traditional resiliometer body, the bottom ends of the sliding rods are in contact with the surface to be measured for the first time, and the three sliding rods are positioned in a triangular mode, the fixed support can play a role in limiting the three sliding rods to slide in the process that the sliding rods slide in the sliding grooves, so that the sliding rods move synchronously, the positioning accuracy is ensured, and the problem that the traditional concrete resiliometer cannot be ensured to be perpendicular to the measured surface during measurement, and the measurement result is inaccurate is solved.

Furthermore, a plurality of shifting blocks are arranged on the outer wall of the circular ring in the circumferential direction. The shifting block is convenient for moving the circular ring.

Furthermore, the outer wall of the positioning block is provided with a clamping block, and the inner side of the ring is provided with a clamping groove which can be respectively clamped with the clamping block. Through the secondary positioning of the clamping block and the clamping groove, the ring table is further fixed on the outer wall of the resiliometer body.

Furthermore, the bottom of slide bar all is equipped with the chute symmetrically. The contact area of the slide bar and the surface to be measured can be reduced through the slide bar bottom end processed by the chute, and the vertical reliability is further improved.

Furthermore, a secondary groove is arranged in the sliding groove, and a convex block connected with the secondary groove in a sliding manner is arranged on the outer wall of the sliding rod. The secondary slot and the projection can reduce the distance that the sliding rod moves.

Furthermore, the outer wall of the supporting rod is provided with anti-skid grains. Preventing slipping in use.

Furthermore, rubber pads are fixedly connected between the end face of the positioning groove and the inner side faces of the positioning blocks. Further increasing the robustness of the positioning.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 shows a schematic diagram of a concrete rebound apparatus according to an embodiment of the present application;

fig. 2 shows a schematic diagram of a support assembly of a concrete rebound apparatus according to an embodiment of the present application.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

The following is further detailed by the specific embodiments:

reference numerals in the drawings of the specification include: the device comprises a shell 1, a circular ring 2, a circular ring table 3, a support rod 4, a spare machine body 5, a probe 6, a graduated scale 7, a positioning block 8, a clamping block 9, a slide rod 10 and a support table 11.

An embodiment of a concrete resiliometer is shown in fig. 1 and comprises a resiliometer body, wherein the resiliometer body comprises a shell 1, a strip-shaped graduated scale 7 is installed at the upper end of the shell 1, a strip-shaped graduated scale is arranged in the graduated scale 7, a section of spare machine body 5 is arranged at the bottom end of the shell 1, and a probe 6 is arranged at the bottom end of the spare machine body 5;

as shown in fig. 1, two sides of an outer wall of a section of the shell 1 below the graduated scale 7 are symmetrically provided with a vertical groove, through the vertical groove, the shell 1 is provided with a circular ring 2, the inner side wall of the circular ring 2 is integrally formed with a sliding block which can be slidably mounted in the vertical groove respectively, through the sliding block, the circular ring 2 can slide up and down in the vertical groove, and the outer wall of the circular ring 2 is also integrally formed with a plurality of shifting blocks, so that the circular ring 2 can be shifted to move up and down;

the outer wall of one section of the shell 1, which is positioned at the bottom end of the vertical groove, is also circumferentially provided with four positioning grooves, a group of supporting components are arranged on the shell 1 through the positioning grooves, each supporting component comprises a supporting seat and a base arranged at the bottom end of the supporting seat, each supporting seat comprises a ring platform 3 which can be sleeved on the outer wall of the shell 1, three supporting rods 4 are respectively welded on the lower end face of each ring platform 3, four positioning blocks 8 are respectively welded on the inner side of the top end of each ring platform 3, the positioning blocks 8 can be respectively arranged in the positioning grooves of the shell 1, the end faces of the outer ends of the positioning blocks 8 are also integrally formed with clamping blocks 9, four clamping grooves respectively corresponding to the clamping blocks 9 are formed in the inner side of the circular ring 2, the clamping grooves can be clamped with the clamping blocks 9, and when the circular ring 2 slides to the bottom end of the vertical groove, the clamping blocks 9 can be arranged in the clamping grooves;

as shown in fig. 2, the bottom end of the support rod 4 is respectively provided with an inward sliding groove, the base is three slide bars 10 respectively installed in the sliding grooves, each sliding groove is internally provided with a section of secondary groove, each of two sides of each slide bar 10 is integrally formed with a section of convex block capable of sliding in the secondary groove, springs are respectively installed between the top ends of the convex blocks and the top surfaces of the secondary grooves, the three slide bars 10 are positioned below the support rod 4, and a section of the three support bars 4 is welded on the same horizontal plane and can be fixed on a fixing support, so that the three support bars 4 can keep the uniformity of height when moving, the two sides of the bottom end of each slide bar 10 are respectively provided with a chute, and through the chutes, the bottom end of each slide bar 10 forms a support table 11, the contact area between the bottom end of the slide bar 10 and a surface to be measured can be reduced, and the vertical reliability can be increased.

When the device is used, the support assembly is firstly placed into the positioning groove through the positioning block 8, then the circular ring 2 slides downwards, the clamping groove in the circular ring 2 and the clamping block 9 on the end face of the positioning block 8 are clamped with each other, then the support assembly is fixed, then the upper part of the shell 1 is held by a hand, the base at the end of the support assembly is contacted with a surface to be detected, the slide bars 10 can move towards the sliding grooves when in contact, but the slide bars 10 can not generate too much displacement due to the matching of the secondary grooves and the convex blocks, the moving amount of the three slide bars 10 is the same when the three slide bars are limited by the fixing support to move each time, the situation that the rebound tester is perpendicular to the surface to be tested is determined through triangular positioning is determined, and the problem that the measurement result is inaccurate due to the fact that the three slide bars are perpendicular to the surface when the traditional concrete rebound tester is tested is not guaranteed to be perpendicular to the surface is solved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides a concrete resiliometer, a serial communication port, include the resiliometer body and can dismantle the supporting component of connection on resiliometer outside lateral wall, the outer wall symmetry of resiliometer body is equipped with perpendicular groove, the outside of resiliometer body is equipped with and erects groove sliding connection's ring, the resiliometer outer wall circumference of erecting the tank bottom is equipped with a plurality of constant head tanks, supporting component includes supporting seat and base, the supporting seat includes the ring platform, the rigid coupling can with the locating piece of constant head tank joint on ring platform top, a plurality of bracing pieces of circumference rigid coupling in the ring platform bottom, the bracing piece bottom all is equipped with the spout, the base include a plurality of slide bars with spout sliding connection respectively, the bracing piece below still is equipped with the fixed bolster, the slide bar all with the fixed bolster rigid coupling, all be equipped with the spring between the top surface in slide bar and the spout.

2. The concrete rebound apparatus of claim 1, wherein the outer wall of the ring is provided with a plurality of shift blocks circumferentially.

3. The concrete rebound apparatus as claimed in claim 1, wherein the positioning blocks are provided with clamping blocks on the outer wall, and the ring is provided with clamping grooves on the inner side for clamping with the clamping blocks respectively.

4. The concrete rebound apparatus as set forth in claim 1, wherein the bottom ends of the slide bars are symmetrically provided with inclined grooves.

5. The concrete rebound apparatus according to claim 1, wherein the sliding groove is provided with a secondary groove, and the outer wall of the sliding rod is provided with a projection slidably connected with the secondary groove.

6. The concrete rebound apparatus of claim 1, wherein the outer wall of the support bar is provided with anti-slip lines.

7. The concrete rebound apparatus according to claim 1, wherein a rubber pad is fixedly connected between the end surface of the positioning groove and the inner side surface of the positioning block.