CN218674594U

CN218674594U - Concrete strength resilience method detector

Info

Publication number: CN218674594U
Application number: CN202222948832.9U
Authority: CN
Inventors: 李运军; 袁海源; 姜小琳
Original assignee: Lu'an Huizheng Testing Co ltd
Current assignee: Lu'an Huizheng Testing Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2023-03-21
Anticipated expiration: 2032-11-04

Abstract

The utility model relates to a concrete detection articles for use technical field specifically is a concrete strength resilience method detector, which comprises a housin, be provided with impact spring and compression spring in the upper and lower two parts of casing respectively, be provided with unhook seat and impact block on impact spring's the upper and lower both ends respectively, the impact block top can be dismantled and be connected with hook piece, the bottom is connected with compression spring's top and is provided with the impact pole, compression spring's bottom is connected with spacing seat, the middle part is provided with the loop bar in the spacing seat, the loop bar cover is established outside the impact pole, the bottom that the casing was extended to the bottom, one side of casing bottom can be dismantled and connect and keep off the lid. The utility model discloses a corresponding casing bottom portion promptly in the junction of loop bar and other parts and can dismantle and be connected with the fender lid to let the loop bar be connected with spacing seat block, only need to demolish the fender lid when the loop bar needs to be changed like this, can dismantle the loop bar, also conveniently install new loop bar, can change under the condition that does not make the part decompose moreover, it is convenient to change the process.

Description

Concrete strength resilience method detector

Technical Field

The utility model relates to a concrete detection articles for use technical field specifically is a concrete strength resilience method detector.

Background

The strength rebound method detector is a resiliometer, and the principle of the strength rebound method detector is that a spring drives a heavy hammer, the heavy hammer impacts a loop bar which is vertically contacted with the surface of concrete with constant kinetic energy to deform local concrete and absorb a 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, and the instrument calculates the maximum rebound distance of the heavy hammer with a rebound value (the ratio of the maximum rebound distance to the initial length of the spring) to obtain the strength of the measured concrete.

At present carrying out compressive strength test's use back with resiliometer many times to the concrete, the loop bar that contacts with the concrete on the resiliometer then for taking place to warp, mostly is lieing in and often receives the striking of punching press piece and impact rod and leads to, current resiliometer when changing impact rod, then need demolish whole casing, just can demolish the loop bar after making internals decompose, though can realize changing like this, but the process is complicated, and makes the part decompose the back and be difficult to reset easily.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a need not the whole decompositions of internals, only needs the local decomposition to dismantle the back can with the concrete strength resilience method detector that trades with the loop bar.

Based on the above purpose, the utility model provides a concrete strength resilience method detector, which comprises a housin, be provided with impact spring and compression spring in the upper and lower two parts of casing respectively, be provided with unhook seat and impact block on impact spring's the upper and lower both ends respectively, the impact block top can be dismantled and be connected with hook piece, and the bottom is connected with compression spring's top and is provided with the impact rod, compression spring's bottom is connected with spacing seat, the middle part is provided with the loop bar in the spacing seat, the loop bar cover is established outside the impact rod, and the bottom that the casing was extended to the bottom, the connection fender lid can be dismantled to one side of casing bottom, the top and the spacing block of loop bar are connected, pull down the loop bar from spacing seat through demolising the fender lid, or install the loop bar on spacing seat.

As an optimal technical scheme of the utility model, casing top and one side are provided with end seat and display screen respectively, the integration has the calculation module in the end seat, calculate module and display screen electric connection.

As a preferred technical scheme of the utility model, impact spring's size is greater than compression spring, impact spring top cover and establish outside the unhook seat and be connected with it, compression spring's bottom is connected with spacing seat, the impact piece is arranged in between impact spring and the compression spring to impact spring and compression spring contact respectively and connect.

As an optimal technical scheme of the utility model, hook member comprises base and special-shaped hook, special-shaped hook rotates the top of connecting at the base, one side downwardly extending of unhook seat bottom has the protruding end, the protruding end is on a perpendicular water flat line with special-shaped hook's one end is the same.

As a preferred technical scheme of the utility model, the impact block has seted up the recess on one side, the recess is with the other end adaptation of dysmorphism hook.

As a preferred technical scheme of the utility model, the fender lid is the half size that the casing the latter half dissected, and its highly is the fourth of casing the latter half, the fender lid passes through the screw and is connected with the casing.

As an optimal technical scheme of the utility model, the draw-in groove has been seted up to spacing seat one side, the top and the draw-in groove adaptation of loop bar.

The beneficial effects of the utility model are that: this kind of concrete strength resilience method detector corresponds casing bottom portion promptly through the junction at loop bar and other parts and can dismantle and be connected with the fender lid to let the loop bar be connected with spacing seat block, only need demolish the fender lid like this when needing to be changed the loop bar, can dismantle the loop bar, also conveniently installs new loop bar, can change under the condition that does not make the part decompose moreover, and the change process is convenient.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of a sectional plane structure of a casing of the concrete strength resilience method detector of the present invention;

FIG. 2 is a schematic view of a partially cut-away plane structure of a bottom end of a casing of the concrete strength resilience method detector of the present invention;

fig. 3 is the utility model discloses a planar structure sketch map after loop bar and spacing seat of concrete strength resilience method detector decompose.

In the figure: 1. a housing; 2. an impact spring; 3. a compression spring; 4. a unhooking seat; 5. an impact block; 6. a tapping rod; 7. a limiting seat; 8. a loop bar; 9. a blocking cover; 10. an end seat; 11. a display screen; 12. a card slot; 13. and (4) a hook member.

Detailed Description

The preferred embodiments of the present invention will be described hereinafter with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are merely for purposes of illustration and explanation, and are not intended to limit the present invention.

Example (b): as shown in fig. 1-3, the utility model relates to a concrete strength resilience method detector, including casing 1, be provided with impact spring 2 and compression spring 3 in the upper and lower two parts of casing 1 respectively, be provided with unhook seat 4 and impact block 5 on impact spring 2's the upper and lower both ends respectively, impact block 5 top can be dismantled and be connected with hook piece 13, the bottom is connected and is provided with impact rod 6 with compression spring 3's top, compression spring 3's bottom is connected with spacing seat 7, the middle part is provided with loop bar 8 in spacing seat 7, loop bar 8 cover is established outside impact rod 6, the bottom that casing 1 was extended to the bottom, can dismantle the connection fender lid 9 in one side of casing 1 bottom, the top and the block of spacing seat 7 of loop bar 8 are connected, pull down loop bar 8 from spacing seat 7 through demolising fender lid 9, or install loop bar 8 on spacing seat 7.

The size of the impact spring 2 is larger than that of the compression spring 3, the top of the impact spring 2 is sleeved outside the unhooking seat 4 and is connected with the unhooking seat, the bottom end of the compression spring 3 is connected with the limiting seat 7, the impact block 5 is arranged between the impact spring 2 and the compression spring 3, and the impact spring 2 and the compression spring 3 are in contact connection respectively. The hook piece 13 consists of a base and a special-shaped hook, the special-shaped hook is rotatably connected to the top of the base, one side of the bottom of the unhooking seat 4 extends downwards to form a convex end, and the convex end and one end of the special-shaped hook are positioned on the same vertical horizontal line. One side of the impact block 5 is provided with a groove, and the groove is matched with the other end of the special-shaped hook.

During the use, hold casing 1 and let the loop bar 8 of one end aim at the concrete of surveying to extrude loop bar 8 through the casing, and then let in most indentation casing 1 of loop bar 8, the spare part in 8 indentation casing 1 of loop bar in-process casing 1 can take place to move, combine fig. 1 and fig. 2 to show, specifically be: loop bar 8 drives the rebound pole 6 rebound, by loop bar extrusion compression spring 3 on the

rebound pole

6, and 6 top impact block 5 of rebound pole then upwards extrudees impact spring 2, extrusion process impact block 5 drives the hook piece 13 rebound rather than being connected temporarily, when the dysmorphism hook that hangs component 13 contacts with unhook seat 4, the other end of dysmorphism hook breaks away from the recess of impact block 5, let impact spring 2 drive the rebound pole 6 of impact block 5 and its bottom and reset, and produce the impact to loop bar 8, and then strike loop bar 8 with the biggest bounce distance and the rebound value striking loop bar 8 of rebound pole 6, and then at the impact strength of the initial length of biggest bounce distance and spring.

The top and one side of the shell 1 are respectively provided with an end seat 10 and a display screen 11, a computing module is integrated in the end seat 10, and the computing module is electrically connected with the display screen 11;

the impact strength between the maximum rebound distance and the initial length of the spring is calculated by the calculation module to obtain the strength of the measured concrete, and an electric signal is output to the display screen 11, and finally the strength value is displayed by the display screen 11.

The block cover 9 is a half size of the lower half part of the shell 1, the height of the block cover is one fourth of the lower half part of the shell 1, and the block cover 9 is connected with the shell 1 through a screw.

A clamping groove 12 is formed in one side of the limiting seat 7, and the top end of the loop bar 8 is matched with the clamping groove 12.

When the loop bar 8 needs to be replaced, the blocking cover 9 can be detached from the shell 1 by the screwdriver, the joint of the loop bar 8 and the limiting seat 7 is leaked, and the loop bar 8 is detachably connected with the clamping groove 12 of the limiting seat 7 in a clamping manner through the top end of the loop bar 8, so that the loop bar 8 is conveniently detached from the limiting seat 7, and a new loop bar 8 is also conveniently installed.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a concrete strength resilience method detector, includes casing (1), be provided with impact spring (2) and compression spring (3) in the upper and lower two parts of casing (1) respectively, be provided with unhook seat (4) and impact block (5) on the upper and lower both ends of impact spring (2) respectively, impact block (5) top can be dismantled and be connected with hook piece (13), and the bottom is connected with the top of compression spring (3) and is provided with impact rod (6), the bottom of compression spring (3) is connected with spacing seat (7), the middle part is provided with loop bar (8) in spacing seat (7), loop bar (8) cover is established outside impact rod (6), and the bottom extends the bottom of casing (1), its characterized in that, one side of casing (1) bottom can be dismantled and connect fender lid (9), the top and spacing seat (7) block of loop bar (8) are connected, pull down loop bar (8) from spacing seat (7) through dismantling fender lid (9), or install loop bar (8) on spacing seat (7).

2. The concrete strength resilience method detector according to claim 1, wherein an end seat (10) and a display screen (11) are respectively arranged at the top of the shell (1) and one side of the shell, a computing module is integrated in the end seat (10), and the computing module is electrically connected with the display screen (11).

3. The concrete strength resilience method detector according to claim 1, wherein the impact spring (2) is larger than the compression spring (3) in size, the top of the impact spring (2) is sleeved outside the unhooking seat (4) and connected with the unhooking seat, the bottom end of the compression spring (3) is connected with the limiting seat (7), and the impact block (5) is arranged between the impact spring (2) and the compression spring (3) and is respectively in contact connection with the impact spring (2) and the compression spring (3).

4. The concrete strength resilience method detector according to claim 1, wherein the hook member (13) is composed of a base and a special-shaped hook, the special-shaped hook is rotatably connected to the top of the base, a convex end extends downwards from one side of the bottom of the unhooking seat (4), and the convex end and one end of the special-shaped hook are positioned on a vertical horizontal line.

5. The concrete strength resilience method detector according to claim 4, wherein a groove is formed in one side of the impact block (5), and the groove is matched with the other end of the special-shaped hook.

6. The concrete strength resilience method detector according to claim 1, wherein the baffle cover (9) is half the size of the lower half section of the shell (1), the height of the baffle cover is one fourth of the lower half section of the shell (1), and the baffle cover (9) is connected with the shell (1) through screws.

7. The concrete strength resilience method detector according to claim 1, wherein a clamping groove (12) is formed in one side of the limiting seat (7), and the top end of the loop bar (8) is matched with the clamping groove (12).