CN218003164U

CN218003164U - Be used for self-compaction concrete testing arrangement

Info

Publication number: CN218003164U
Application number: CN202221814482.0U
Authority: CN
Inventors: 程曦; 赖勉亨; 金永耀; 刘嘉骏
Original assignee: Guangzhou University
Current assignee: Guangzhou University
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-12-09
Anticipated expiration: 2032-07-13

Abstract

The utility model relates to a concrete detection technical field discloses a be used for self-compaction concrete testing arrangement, including the box, be provided with the glass window on the box, the top pan feeding of box is served and is provided with two horizontal bubbles, be provided with the scale on the box outside corresponds the glass window position, be provided with the blowing device on the box, be provided with the reinforcing bar post on the inside blowing device position that corresponds of box. This be used for self-compaction concrete testing arrangement imbeds glass window in Lbox, combines Lbox external surface scale can directly carry out the reading, promotes reading efficiency.

Description

Be used for self-compaction concrete testing arrangement

Technical Field

The utility model relates to a concrete detection area, concretely relates to be used for self-compaction concrete testing arrangement.

Background

Concrete need use the vibration of vibrating rod to carry out closely knit and the packing of concrete between the reinforcing bar in traditional concrete site operation process, however vibrating rod can produce a large amount of noises, increases the energy consumption in the work progress, does not accord with the advanced theory of green building that china advocated at present.

Therefore adopt self-compaction concrete to construct, self-compaction concrete is the high performance concrete that can flow and closely knit packing template and parcel reinforcing bar under self gravity, and in order to reach above-mentioned effect, self-compaction concrete need have higher working property, including good mobility and the ability of penetrating through the reinforcing bar clearance.

Self-compacting concrete fluidity detection generally adopts a certain amount of self-compacting concrete to detect the ability of the concrete to penetrate through a steel bar gap through experimental methods such as J-ring, L-box and the like, however, the distance from concrete slurry to the top end of the L-box needs to be measured in the L-box test, the current method for obtaining the index is mostly that a measurer holds a steel ruler for measurement, the method cannot ensure the plumb of the steel ruler, the reading efficiency is low, the measurement accuracy cannot be ensured, the L-box plumb arrangement cannot be ensured, and the L-box test is not facilitated to be developed.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be used for self-compaction concrete testing arrangement to prior art not enough to solve foretell problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a be used for self-compaction concrete testing arrangement, includes the box, is provided with the glass window on the box, the top pan feeding of box is served and is provided with two horizontal bubbles, be provided with the scale on the box outside corresponds glass window position, be provided with the blowing device on the box, be provided with the reinforcing bar post on the inside blowing device position that corresponds of box.

Preferably, the box includes horizontal box and perpendicular box, the perpendicular fixed mounting of perpendicular box is in the one end of horizontal box, and the two intercommunication, the level bubble sets up respectively on the top of horizontal box and the perpendicular box back of the body one side that leaves away from, and the steel bar post sets up the junction at horizontal box and perpendicular box, the blowing device includes blowing switch and blowing switch handle, the spout has been seted up to the junction of horizontal box and perpendicular box, the blowing switch joint is in the spout, blowing switch and switch handle fixed connection are in the same place.

Preferably, the glass window comprises a first window, a second window, a third window, a fourth window, a fifth window, a sixth window and a seventh window, the fourth window, the fifth window, the sixth window and the seventh window are vertically arranged on the vertical box body, and the first window, the second window and the third window are vertically arranged at the end part of the horizontal box body.

(III) advantageous effects

Compared with the prior art, the utility model provides a be used for self-compaction concrete testing arrangement possesses following beneficial effect:

1. according to the self-compacting concrete testing device, the glass window is embedded in the Lbox, and scales on the outer surface of the Lbox are combined, so that the reading efficiency can be improved by directly reading.

2. This be used for self-compaction concrete testing arrangement sets up horizontal bubble at the Lbox top and makes horizontal bubble placed between two parties through adjustment Lbox position thereby guarantee that Lbox plumbs in ground and placed the accurate nature of having guaranteed the reading.

3. This be used for self-compaction concrete testing arrangement, set up the handle on Lbox's blowing switch and can be more convenient control the blowing switch.

Drawings

FIG. 1 is a schematic view of the overall appearance of the utility model;

FIG. 2 is a schematic view of the end structure of the horizontal box of the present invention;

FIG. 3 is a schematic top view of the horizontal box of the present invention;

fig. 4 is a schematic side view of the present invention.

In the figure: 1. horizontally soaking; 2. a glass window; 3. a graduated scale; 4. a steel bar column; 5. a chute; 6. a discharging switch; 7. opening and closing the handle; 21. a first window; 22. a second window; 23. a third window; 24. a window four; 25. a fifth window; 26. a sixth window; 27. a seventh window; 41. a horizontal box body; 42. is vertical to the box body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the self-compacting concrete testing device provided by the embodiment includes a box body, a glass window 2 is arranged on the box body, two horizontal bubbles 1 are arranged at a top feeding end of the box body, a graduated scale 3 is arranged at a position corresponding to the glass window 2 outside the box body, a material placing device is arranged on the box body, and a steel bar column 4 is arranged at a position corresponding to the material placing device inside the box body.

The box body comprises a horizontal box body 41 and a vertical box body 42, wherein the vertical box body 42 is vertically and fixedly arranged at one end of the horizontal box body 41 and is communicated with the horizontal box body 41.

The horizontal bubble 1 is respectively arranged at the top end of one side of the horizontal box body 41, which is opposite to the top end of the vertical box body 42, and the steel bar column 4 is arranged at the joint of the horizontal box body 41 and the vertical box body 42.

The blowing device includes blowing switch 6 and blowing switch handle 7, spout 5 has been seted up to the junction of horizontal box 41 and perpendicular box 42, blowing switch 6 joint is in spout 5, blowing switch 6 is in the same place with switch handle 7 fixed connection, blowing switch 6 can follow spout 5 and reciprocate for from perpendicular box to horizontal box release/keep apart self-compaction concrete.

The glass window 2 comprises a first window 21, a second window 22, a third window 23, a fourth window 24, a fifth window 25, a sixth window 26 and a seventh window 27, wherein the fourth window 24, the fifth window 25, the sixth window 26 and the seventh window 27 are vertically arranged on the vertical box body 42, and the first window 21, the second window 22 and the third window 23 are vertically arranged at the end part of the horizontal box body 41.

When the self-compacting concrete L-box test is carried out:

the first step is as follows: cleaning the horizontal box body 41, the vertical box body 42 and the sliding groove 5;

the second step: inserting the emptying switch 6 to the end along the chute 5, and isolating the horizontal box body 41 and the vertical box body 42;

the third step: filling the self-compacting concrete to be detected into the vertical box body 42, and leveling the surface of the concrete by using a tool;

the fourth step: the emptying switch 6 is rapidly pulled upwards to communicate the horizontal box body 41 and the vertical box body 42, so that the concrete to be detected flows through the reinforced steel column 4;

the fifth step: when the concrete flows to the end, the readings are respectively carried out through the first window 21, the second window 22, the third window 23, the fourth window 24, the fifth window 25, the sixth window 26 and the seventh window 27 on the horizontal box body 41, so as to judge the fluidity and the clearance passing performance of the steel bars of the measured concrete, and if the concrete to be measured does not flow to the leftmost side of the horizontal box body 41, the readings are carried out on the fourth window 24, the fifth window 25, the sixth window 26 and the seventh window 27 on the vertical box body 42, so as to judge the fluidity and the clearance passing performance of the steel bars of the measured concrete.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for self-compaction concrete testing arrangement, includes the box, its characterized in that is provided with glass window (2) on the box, the top pan feeding of box is served and is provided with two level bubble (1), be provided with scale (3) on the box outside corresponds glass window (2) position, be provided with the blowing device on the box, be provided with on the inside blowing device position that corresponds of box reinforcing bar post (4).

2. The apparatus for testing self-compacting concrete according to claim 1, characterized in that: the box body comprises a horizontal box body (41) and a vertical box body (42), wherein the vertical box body (42) is vertically and fixedly arranged at one end of the horizontal box body (41) and is communicated with the horizontal box body (41).

3. The apparatus for testing self-compacting concrete according to claim 2, characterized in that: the horizontal bubbles (1) are respectively arranged at the top ends of the opposite sides of the horizontal box body (41) and the vertical box body (42).

4. The apparatus for testing self-compacting concrete according to claim 2, characterized in that: the emptying device comprises an emptying switch (6) and an emptying switch handle (7), a sliding groove (5) is formed in the joint of the horizontal box body (41) and the vertical box body (42), the emptying switch (6) is clamped in the sliding groove (5), and the emptying switch (6) is fixedly connected with the switch handle (7).

5. The apparatus for testing self-compacting concrete according to claim 2, characterized in that: the glass window (2) comprises a first window (21), a second window (22), a third window (23), a fourth window (24), a fifth window (25), a sixth window (26) and a seventh window (27), wherein the fourth window (24), the fifth window (25), the sixth window (26) and the seventh window (27) are vertically arranged on a vertical box body (42), and the first window (21), the second window (22) and the third window (23) are vertically arranged at the end part of a horizontal box body (41).

6. The apparatus for testing self-compacting concrete according to claim 2, characterized in that: the reinforcing steel bar column (4) is arranged at the joint of the horizontal box body (41) and the vertical box body (42).