CN215986073U

CN215986073U - Concrete slump detection device

Info

Publication number: CN215986073U
Application number: CN202122166025.7U
Authority: CN
Inventors: 谭艳; 许辉; 王玉芹; 刘长明
Original assignee: Yichang Jinruihong Concrete Co ltd
Current assignee: Yichang Jinruihong Concrete Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-03-08
Anticipated expiration: 2031-09-08

Abstract

The utility model provides a concrete slump detection device which comprises a test board and a slump drum, wherein at least two groups of guide mechanisms are arranged on the test board, each guide mechanism comprises a guide seat, a sliding groove is formed in one side of each guide seat, a guide bulge matched with the sliding groove is formed in the outer side of the slump drum, a measurement scale rod is arranged on the test board, a sliding sleeve matched with the measurement scale rod is arranged at the end part of the measurement scale rod, a handle and a limiting lug plate are arranged in the outer side of the slump drum, a support shaft is arranged on the test board, a through hole matched with the support shaft is formed in the limiting plate, a limiting mechanism used for clamping the limiting plate is arranged at the upper end of the support shaft, and the limiting plate is clamped on the upper side of the limiting lug plate. The device can carry out spacingly to a slump section of thick bamboo, makes it keep vertical direction to remove, and is spacing from top to bottom to it simultaneously, prevents that it and concrete relatively dislocation from influencing the testing result.

Description

Concrete slump detection device

Technical Field

The utility model relates to the field of concrete detection equipment, in particular to a concrete slump detection device.

Background

Slump is an important characteristic of concrete, and has a great influence on the working performance of concrete, such as pumpability, plasticity, spreadability and the like. During production and preparation of concrete, the slump of the concrete needs to be detected. Common methods for measuring concrete slump are: placing the slump cone on a non-water-absorbing rigid horizontal bottom plate; then pouring concrete into the slump cone and tamping; and then the slump cone is pulled up, and the concrete collapses due to self weight. At this time, the height of the concrete is measured by putting auxiliary tools such as a vertically placed ruler and a horizontally placed ruler or a horizontal stick on the top point of the concrete, and the slump of the concrete can be obtained by subtracting the height of the highest point of the collapsed concrete from the height of the slump cone. For example, CN205426912U discloses a novel concrete slump detection device, smash body, scale and shovel including a slump section of thick bamboo, funnel, tamper, cylinder, a slump section of thick bamboo both sides are equipped with the first in command, slump bobbin base portion both sides are equipped with unable adjustment base, be equipped with fixed slot and set up the shovel on fixed slot on the slump section of thick bamboo, the funnel both sides are equipped with the second in command, tamper one end is equipped with the third in command and sets up the antiskid cover on the third in command, the tamper other end is equipped with the cylinder and smashes the body, slump section of thick bamboo one side is equipped with the scale in addition.

However, in the process of lifting the slump cone of the conventional concrete slump detection device, the slump cone needs to be kept in a vertical state, and is inclined in the process of pulling out, so that the slump cone can touch the concrete to influence the accuracy of the test, and the slump cone is easy to move up and down or left and right in the vibrating process to influence the slump detection result.

Disclosure of Invention

The utility model aims to provide a concrete slump detection device, which can limit a slump cylinder to enable the slump cylinder to keep moving in the vertical direction and limit the slump cylinder up and down to prevent the slump cylinder from moving relative to concrete to influence a detection result.

In order to solve the technical problems, the technical scheme adopted by the utility model is as follows: the utility model provides a concrete slump detection device, includes a testboard and a slump section of thick bamboo, be equipped with at least two sets of guiding mechanism on the testboard, guiding mechanism includes the guide holder, and guide holder one side is equipped with the spout, and slump section of thick bamboo outside is equipped with protruding with spout complex direction, is equipped with on the testboard and measures the scale bar, measures the scale tip and is equipped with and measures scale bar complex sliding sleeve, and slump section of thick bamboo outside is equipped with handle and spacing otic placode, is equipped with the back shaft on the testboard, be equipped with on the limiting plate with back shaft complex through-hole, the back shaft upper end is equipped with carries out the stop gear of chucking to the limiting plate, and the limiting plate clamps at spacing otic placode upside.

In the preferred scheme, the limiting mechanism is a nut, and the upper end of the supporting shaft is provided with an external thread matched with the nut.

In the preferred scheme, a vibration motor is arranged on the test bench.

In a preferred scheme, the measuring graduated rod is of a cylindrical structure.

In the preferred scheme, a material guide hopper is arranged at the upper end of the slump cone, the material guide hopper is sleeved outside the upper end of the slump cone, and a supporting mechanism for supporting the material guide hopper is arranged at the upper part of the slump cone.

According to the concrete slump detection device provided by the utility model, the guide bulge of the slump drum is inserted into the sliding groove to limit the slump drum, so that the slump drum cannot incline or shake left and right when moving up and down, after the slump drum is placed in place, the limiting plate is rotated, the limiting plate is clamped on the upper side of the limiting lug plate, the slump drum is limited up and down, the slump drum is prevented from moving up and down, and the measurement accuracy can be ensured.

Drawings

The utility model is further illustrated with reference to the accompanying drawings and examples:

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

FIG. 2 is a cross-sectional view taken along plane A-A of FIG. 1;

FIG. 3 is an enlarged view at B in FIG. 2;

in the figure: the measuring device comprises a test board 1, a slump cone 2, a guide seat 3, a measuring scale rod 4, a measuring scale 5, a sliding sleeve 6, a handle 7, a limiting lug plate 8, a supporting shaft 9, a limiting plate 10, a limiting mechanism 11, a vibrating motor 12, a material guide hopper 13, a supporting mechanism 14, a guide bulge 201 and a sliding groove 301.

Detailed Description

As shown in fig. 1 to 3, a concrete slump detection device comprises a test board 1 and a slump cone 2, wherein at least two sets of guide mechanisms are arranged on the test board 1, each guide mechanism comprises a guide seat 3, a sliding groove 301 is arranged on one side of each guide seat 3, a guide protrusion 201 matched with the sliding groove 301 is arranged on the outer side of the slump cone 2, a measurement scale rod 4 is arranged on the test board 1, scale marks are arranged on the measurement scale rod 4, a sliding sleeve 6 matched with the measurement scale rod 4 is arranged at the end part of the measurement scale rod 5, a handle 7 and a limiting lug plate 8 are arranged on the outer side of the slump cone 2, a support shaft 9 is arranged on the test board 1, a through hole matched with the support shaft 9 is arranged on the limiting plate 10, the limiting plate 10 can rotate along the support shaft 9, a limiting mechanism 11 for clamping the limiting plate 10 is arranged at the upper end of the support shaft 9, the limiting mechanism 11 can be set as a limiting protrusion, the limiting mechanism 11 limits the limiting plate 10 to move upwards, the limiting plate 10 is pressed tightly, and the limiting plate 10 is clamped on the upper side of the limiting lug plate 8.

Preferably, the limiting mechanism 11 is a nut, and the upper end of the supporting shaft 9 is provided with an external thread matched with the nut. Through the cooperation of the nut and the external thread outside the support shaft 9, the position of the limiting mechanism 11 can be adjusted up and down, so that the compression degree of the limiting plate 10 on the limiting lug plate 8 is adjusted.

Preferably, the measuring scale rod 4 is of a cylindrical structure. Will measure the scale rod 4 and set up to the cylinder structure, can make sliding sleeve 6 rotate along measuring scale rod 4, need not take off measuring scale 5 from measuring scale rod 4, only need rotate sliding sleeve 6 along measuring scale rod 4, can remove the position of placing of a slump section of thick bamboo 2 with measuring scale 5, the placing of a slump section of thick bamboo 2 of making things convenient for.

During the concrete use, the guide bulge 201 of the slump cone 2 is inserted into the sliding groove 301, the slump cone 2 is limited, the slump cone 2 cannot incline or shake left and right when moving up and down, the slump cone 2 is placed in place, the limiting plate 10 is rotated, the limiting plate 10 is clamped on the upper side of the limiting lug plate 8, the slump cone 2 is limited up and down, the slump cone 2 is prevented from moving up and down, concrete to be detected is poured into the slump cone 2, the concrete is vibrated in the filling process, after the filling is completed, the slump cone 2 is lifted, the concrete collapses due to dead weight, the measuring scale 5 is rotated, the sliding sleeve 6 rotates along the measuring scale rod 4, the height of the measuring scale 5 is adjusted, the height of the concrete is measured, and the measurement of the slump is completed.

Preferably, the test bench 1 is provided with a vibration motor 12. The vibration motor 12 is a double-end eccentric vibration motor of a Shangling motor, and concrete in the slump cone 2 can be vibrated conveniently by arranging the vibration motor 12.

The upper end of the slump cone 2 is provided with a material guide hopper 13, the material guide hopper 13 is sleeved on the outer side of the upper end of the slump cone 2, and the upper part of the slump cone 2 is provided with a supporting mechanism 14 for supporting the material guide hopper 3. The support mechanism 14 may be provided as a ring-like structure.

Through setting up guide hopper 13, the convenient guide to the concrete that adds.

This detection device can carry out vertical spacing to a slump section of thick bamboo 2, prevents that a slump section of thick bamboo 2 from swinging or slope removal and destroying the concrete and cause and detect inaccurately, simultaneously, through limiting plate 10 to spacing otic placode 8 spacing, can prevent a slump section of thick bamboo 2 drunkenness about the in-process of vibrating, prevent that it from influencing the testing result with the relative dislocation of concrete.

Claims

1. The utility model provides a concrete slump detection device, includes testboard (1) and a slump section of thick bamboo (2), its characterized in that: be equipped with two sets of guiding mechanism at least on testboard (1), guiding mechanism includes guide holder (3), guide holder (3) one side is equipped with spout (301), a slump section of thick bamboo (2) outside be equipped with spout (301) complex guide arch (201), be equipped with on testboard (1) and measure scale rod (4), measure scale (5) tip be equipped with measure scale rod (4) complex sliding sleeve (6), a slump section of thick bamboo (2) outside is equipped with handle (7) and spacing otic placode (8), be equipped with back shaft (9) on testboard (1), be equipped with on limiting plate (10) with back shaft (9) complex through-hole, back shaft (9) upper end is equipped with stop gear (11) that carry out the chucking to limiting plate (10), limiting plate (10) clamp at spacing otic placode (8) upside.

2. A concrete slump detection apparatus according to claim 1, wherein: the limiting mechanism (11) is a nut, and an external thread matched with the nut is arranged at the upper end of the supporting shaft (9).

3. A concrete slump detection apparatus according to claim 1, wherein: and a vibration motor (12) is arranged on the test bench (1).

4. A concrete slump detection apparatus according to claim 1, wherein: the measuring scale rod (4) is of a cylindrical structure.

5. A concrete slump detection apparatus according to claim 1, wherein: the upper end of the slump cone (2) is provided with a material guide hopper (13), the material guide hopper (13) is sleeved on the outer side of the upper end of the slump cone (2), and the upper part of the slump cone (2) is provided with a supporting mechanism (14) for supporting the material guide hopper (13).