CN212254937U - Controllable formula high accuracy resiliometer of degree of depth - Google Patents

Abstract

The utility model The utility model discloses the technical field of a rebound hammer, in particular a depth-controllable type high-precision hammer, comprising a protective frame, a digital display hammer, a support assembly and a level. The inner side wall of the protective frame The digital display hammer is embedded and installed, and the level is set on the rear side wall of the protective frame. The suction cup is driven to make a linear reciprocating motion through the telescopic adjustment rod, and the height of the equipment is adjusted, thereby changing the detection depth of the digital display hammer. The setting of the suction cup can fix the position of the telescopic adjustment rod, so that the telescopic adjustment rod will not rotate and offset around the hinge seat due to the force, which will affect the measurement and increase the stability of the equipment. It is convenient to observe the verticality of the equipment through the level, and then adjust the overall verticality of the equipment. At the same time, the protective frame can protect the digital display hammer and prevent the digital display hammer from bumping during use.

Description

A depth-controllable high-precision hammer

technical field

The utility model relates to the technical field of building material detection, in particular to a depth-controllable high-precision rebound tester.

Background technique

The basic principle of the Hammer is to drive the heavy hammer with a spring, and the heavy hammer hits the bounce rod that is in vertical contact with the concrete surface with constant kinetic energy, so that the local concrete deforms and absorbs part of the energy, and the other part of the energy is converted into the rebound kinetic energy of the heavy hammer. , when the rebound kinetic energy is all converted into potential energy, the rebound of the heavy hammer reaches the maximum distance, and the instrument displays the maximum rebound distance of the heavy hammer in the name of the rebound value (the ratio of the maximum rebound distance to the initial length of the spring). The hammer is suitable for Detect the strength of general building components, bridges and various concrete components (plates, beams, columns, bridges). , a quick reading.

When the existing Hammer is manually operated for detection, it is entirely dependent on manual holding and force, so it is difficult to make the axis of the Hammer always be perpendicular to the surface to be tested, the vertical angle is not easy to grasp, and data errors are prone to occur. The depth of the hammer can not be controlled, and the practicability is not strong. At the same time, the existing hammer lacks protective components. When in use, it is easy to be damaged by bumps and reduce its service life. Therefore, we propose a depth Controllable high precision hammer.

Utility model content

The purpose of this utility model is to provide a depth-controllable high-precision hammer, so as to solve the problem that when the existing hammer proposed in the above-mentioned background technology is manually operated for detection, it is difficult to hold and apply force manually. The axis of the hammer is always perpendicular to the surface to be tested, the vertical angle is not easy to grasp, and data errors are prone to occur. Moreover, the depth of the existing hammer cannot be controlled, and the practicability is not strong. At the same time, the existing hammer lacks protection. Components, when in use, are prone to be damaged by bumps and have a short service life.

In order to achieve the above purpose, the present invention provides the following technical solutions: a depth-controllable high-precision hammer, comprising a protective frame, a digital display hammer, a support assembly and a level, and the inner side wall of the protective frame is embedded in the installation of the In the digital display rebound instrument, hinged seats are fixed on the left and right sides of the outer side wall of the protective frame, the two hinged seats are connected to the support assembly, and the level gauge is arranged on the rear sidewall of the protective frame.

Preferably, the top of the outer side wall of the protective frame is provided with a through hole for use with the display screen of the digital display hammer, and the rebound rod of the digital display hammer penetrates through the bottom of the protective frame, and the rebound A rod extends below the guard frame and does not contact the bottom of the guard frame.

Preferably, the support assembly includes a connecting rod, a telescopic adjusting rod and a suction cup, the connecting rod is hinged to the outside of the hinge seat, the telescopic adjusting rod is installed at the bottom of the two connecting rods, and the bottom end of the telescopic adjusting rod is Fix the suction cup.

Preferably, there are two levels, and the two levels are respectively embedded in the top and bottom of the rear side wall of the protective frame, and the levels at the top are arranged horizontally and horizontally, and the levels at the bottom are arranged vertically and vertically.

Preferably, an elastic clip is fixed at the center of the rear side wall of the protective frame.

Compared with the prior art, the beneficial effect of the present utility model is that: the suction cup is driven to do linear reciprocating motion by the telescopic adjustment rod, and the height of the equipment is adjusted, thereby changing the detection depth of the digital display rebound instrument, and the setting of the suction cup can make the telescopic adjustment rod move. The position of the protective frame is fixed, so that the telescopic adjustment rod will not rotate and offset around the hinge seat due to the force, which will affect the measurement and increase the stability of the equipment. Moreover, the setting of the level at the top and bottom of the rear side wall of the protective frame is convenient for observing the equipment through the level. At the same time, the protective frame can protect the digital display hammer and prevent the digital display hammer from bumping during use, and the central position of the rear side wall of the protective frame is screwed. The elastic clip can pin the device to the staff and is easy to carry.

Fig. 1 is the overall structure schematic diagram of the present utility model;

FIG. 2 is a schematic diagram of the rear view structure of the utility model.

In the picture: 100 protective frame, 110 connecting seat, 120 elastic clip, 200 digital rebound tester, 300 supporting component, 310 connecting rod, 320 telescopic adjusting rod, 330 suction cup, 400 level.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

The utility model provides a depth-controllable high-precision rebound meter. By setting the level at the top and bottom of the rear side wall of the protective frame, it is convenient to observe the verticality of the equipment through the level, and then adjust the overall verticality of the equipment. The protective frame can protect the digital display hammer and prevent the digital display hammer from bumping during use, and the elastic clip screwed at the center of the rear side wall of the protective frame can pin the equipment to the staff, which is convenient to carry and convenient For use, please refer to FIG. 1 and FIG. 2 , including a protective frame 100 , a digital rebound hammer 200 , a support assembly 300 and a level 400 ;

Please refer to FIG. 1 and FIG. 2. The protective frame 100 is a connection frame made of metal alloy material. The protective frame 100 is used to protect the digital display hammer 200 and prevent the digital display hammer 200 from bumping during use. , the top of the outer side wall of the protective frame 100 is provided with a through hole (not marked in the figure) for use with the display screen of the digital display hammer 200, and the left and right sides of the outer wall of the protective frame 100 are welded with hinged seats 110. The hinged seats 110 are used for The support assembly 300 is connected, and an elastic clip 120 is screwed on the central position of the rear side wall of the protective frame 100. The elastic clip 120 is arranged to facilitate pinning the device on the staff and is convenient to carry;

Please continue to refer to FIG. 1 , the inner side wall of the protective frame 100 is embedded with a digital display hammer 200. Specifically, the digital display hammer 200 is used to hit the surface of the concrete with a constant kinetic energy through the rebound rod at the bottom of the hammer. The local concrete deforms and absorbs a part of the energy, and the other part of the energy is converted into the rebound kinetic energy of the rebound rod. When the rebound kinetic energy is completely converted into potential energy, the rebound rod rebounds to the maximum distance, and the rebound rod of the digital rebound hammer 200 reaches the maximum distance. The rebound distance is displayed by the rebound value. The rebound rod of the digital display hammer 200 penetrates the bottom of the protective frame 100 , and the rebound rod extends below the protective frame 100 and does not contact the bottom of the protective frame 100 ;

1 and 2, the support assembly 300 is disposed on the hinge base 110. Specifically, the support assembly 300 includes a connecting rod 310, a telescopic adjustment rod 320 and a suction cup 330. The connecting rod 310 is hinged with the hinge base 110, and two connecting rods The bottom of 310 is screwed with a telescopic adjustment rod 320 through fastening screws. The telescopic adjustment rod 320 is used to connect the suction cup 330, and the telescopic adjustment rod 320 is used to provide power to drive the connection suction cup 330 to perform linear reciprocating motion. The bottom end of the telescopic adjustment rod 320 is clamped. The suction cup 330 is connected, and the suction cup 330 can fix the position of the telescopic adjustment rod 320, so that the telescopic adjustment rod 320 will not be rotated and offset around the hinge base 110 due to the force, thereby affecting the measurement, thereby increasing the accuracy of the device;

Please refer to FIG. 2 , there are two levels 400 . The two levels 400 are embedded and installed on the top and bottom of the rear side wall of the protective frame 100 respectively. The top level 400 is horizontally arranged horizontally, and the bottom level 400 is vertically arranged vertically. It is convenient to observe the levelness of the equipment.

In specific use, the operator in the field first drives the suction cup 330 to reciprocate in a straight line through the telescopic adjustment rod 320 to adjust the height of the equipment, thereby changing the detection depth of the digital display hammer 200, and then slightly rotate the suction cup 330 to make the suction cup 330 Facing the concrete test plane, the suction cup 330 is adsorbed on the concrete test plane, and the concrete is tested by the digital rebound hammer 200. The setting of the suction cup 330 can fix the position of the telescopic adjustment rod 320, so that the telescopic adjustment rod 320 will not Due to the force, the rotation offset around the hinge seat 110 affects the measurement and increases the stability of the equipment. Moreover, the setting of the level 400 on the top and bottom of the rear side wall of the protective frame 100 facilitates the observation of the verticality of the equipment through the level 400, and further improves the equipment stability. At the same time, the protective frame 100 can protect the digital display hammer 200 to prevent the digital display hammer 200 from bumping during use, and the elastic clips screwed to the central position of the rear side wall of the protective frame 100 The 120 can pin the device to the staff, making it easy to carry.

Although the present invention has been described above with reference to the embodiments, various modifications may be made and equivalents may be substituted for parts thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features in the disclosed embodiments of the present invention can be combined with each other in any way, and the description of these combinations is not exhaustive in this specification. For the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims (5)

1. The utility model provides a controllable formula high accuracy resiliometer of degree of depth which characterized in that: including protection frame (100), digital display resiliometer (200), supporting component (300) and surveyor's level (400), protection frame (100) inside wall embedding installation digital display resiliometer (200), the equal rigid coupling in protection frame (100) lateral wall left and right sides has articulated seat (110), two articulated seat (110) are all connected supporting component (300), surveyor's level (400) are located lateral wall behind protection frame (100).

2. A depth-controllable high-precision rebound apparatus as set forth in claim 1, wherein: protection frame (100) lateral wall top seted up with digital display resiliometer (200) display screen cooperation is used the through-hole, just digital display resiliometer (200) resilience pole runs through protection frame (100) bottom, the resilience pole extends to protection frame (100) below and with protection frame (100) bottom contactless.

3. A depth-controllable high-precision rebound apparatus as set forth in claim 1, wherein: the supporting component (300) comprises a connecting rod (310), a telescopic adjusting rod (320) and a sucker (330), the hinged base (110) is hinged to the connecting rod (310) and is hinged to the bottom of the connecting rod (310) in a hinged mode, the telescopic adjusting rod (320) is installed at the bottom of the connecting rod (310), and the sucker (330) is fixedly connected to the bottom end of the telescopic adjusting rod (320).

4. A depth-controllable high-precision rebound apparatus as set forth in claim 1, wherein: the number of the leveling instruments (400) is two, the two leveling instruments (400) are respectively embedded in the top and the bottom of the rear side wall of the protective frame (100), the top of the leveling instrument (400) is horizontally arranged, and the bottom of the leveling instrument (400) is vertically arranged.

5. A depth-controllable high-precision rebound apparatus as set forth in claim 1, wherein: an elastic clamp (120) is fixedly connected to the central position of the rear side wall of the protection frame (100).

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