CN217766437U - Auxiliary device for rapidly detecting slump of plastic concrete on site - Google Patents

Abstract

The utility model provides an auxiliary device for rapidly detecting the slump of plastic concrete on site, which comprises a base and a handle, wherein the handle is connected with the two sides of the base through bolts and can rotate left and right along a fixed bolt; still be equipped with the bumping post with the base lateral wall of handle junction, be connected with the active link buckle on the bumping post, the active link buckle tip has the bayonet socket, is equipped with the post of protrusion in the handle on the handle, the bayonet socket joint of active link buckle makes the handle fixed on the base to the post. The utility model discloses an on-the-spot auxiliary device with short-term test plastic concrete slump makes slump test standardization and standardization, has guaranteed slump testing result's accuracy, has improved the on-the-spot efficiency that carries out the slump detection simultaneously.

Description

Auxiliary device for rapidly detecting slump of plastic concrete on site

Technical Field

The utility model belongs to the building engineering field relates to an on-spot auxiliary device with short-term test plastic concrete slump for detecting concrete slump.

Background

The slump of concrete mainly refers to the plasticizing performance and the pumpability of concrete, the slump of concrete is influenced mainly by grading change, water content and weighing deviation of a weighing apparatus, and the dosage of additives is easily neglected and the temperature of cement is also a few aspects. Slump refers to the workability of concrete, and particularly to the normal operation of construction, wherein the workability includes the water retention, the fluidity and the cohesiveness of the concrete.

Slump test method: pouring concrete into a horn-shaped slump measuring cylinder with an upper opening of 100mm, a lower opening of 200mm and a height of 300mm for three times, uniformly beating the concrete from outside to inside along the cylinder wall by using a tamping rod after each filling, and leveling the concrete after tamping. And then pulling up the measuring cylinder, wherein the concrete slump is generated due to self weight, and the height of the measuring cylinder (300 mm) minus the height of the highest point of the concrete after the slump is called slump.

At present, slump testers are usually adopted in a detection laboratory to meet the requirements of the existing industry standard 'concrete slump tester' JG/T248, the slump testers meeting the requirements of the current specification can accurately measure the concrete slump in the standard detection laboratory, and the slump testers cannot meet the actual requirements of a site due to limited site conditions when quality control such as machine port slump and site slump is detected in a construction site. For example, the situation often occurs in the field: 1 there is no mixing plate on site, it is replaced by wooden form, the wooden form absorbs water, resulting in the concrete becoming thick and the slump becoming small. 2 the field is uneven, which causes the slump to be larger or smaller, and the slump is not in line with the actual slump. 3 the field is uneven, the pedal is not stable when being stepped by feet, and the loading and the tamping are not uniform. And 4, in the slump measurement process of the measurement scale and the leveling rod, an angle difference exists, and the measurement result precision is influenced. Inaccurate 5 measurement, repeated tests, etc.

In order to solve the problem, the utility model relates to a field is with auxiliary device of short-term test plastic concrete slump has been developed, in the standard operation, convenient to carry, the rapid survey, the effect is very showing.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an auxiliary device for rapidly detecting the slump of plastic concrete on site, which comprises a base and a handle, wherein the handle is connected with the two sides of the base through bolts and can rotate left and right along a fixing bolt; still be equipped with the bumping post with the base lateral wall of handle junction, be connected with the active link buckle on the bumping post, the active link buckle tip has the bayonet socket, is equipped with the post of protrusion in the handle on the handle, the bayonet socket joint of active link buckle makes the handle fixed on the base to the post.

As a further improvement of the utility model: the shape of the handle is a curved structure formed by connecting a plurality of straight segments, the top handle is designed into a straight section, the straight section is parallel to the plane of the base, the vertical sections respectively connected to the two sides of the base are a left lower end and a right lower end, and the vertical sections connected between the straight section and the left lower end and the right lower end are turning sections; the two retaining columns and the two movable connecting buckling plates are respectively arranged at the joint of the left lower end and the base and the joint of the right lower end and the base; the two pole posts are respectively arranged at the left lower end and the right lower end.

As a further improvement of the utility model: leveling air bubbles are respectively arranged on the base and the straight section.

As a further improvement of the utility model: the three nuts capable of adjusting the height of the base are arranged at the bottom of the base and are arranged on the base in an equilateral triangle shape.

As a further improvement of the utility model: the straight section is 150-250mm in length.

As a further improvement of the utility model: the concrete slump constant measuring cylinder is further included, and when the lifting handle is vertically erected, the distance between the bottom plane of the straight section of the lifting handle and the base is the same as the height of the concrete slump constant measuring cylinder. According to the design of the lifting handle, when the lifting handle is vertically erected, the concrete slump measuring cylinder can be just horizontally placed, namely the distance between the bottom surface of the straight section of the lifting handle and the plane of the base is 300mm.

As a further improvement of the utility model: the joint of the straight section and the turning section is provided with an elastic fixing piece. More preferably, the elastic fixing member is a rubber fixing member. The rubber mounting makes concrete slump measurement cylinder upper shed fixed in handle department, is difficult for rocking in the handling.

As a further improvement of the utility model: two movable pressing plates are symmetrically arranged on the base, and two fixed clamping plates are symmetrically arranged on the outer side wall of the concrete slump measuring cylinder; when the concrete slump measuring cylinder is positioned on the base, the fixed clamping plate is fixed by the movable pressing plate.

As a further improvement of the utility model: the movable pressing plate is connected to the base through bolts and can rotate left and right on the base.

As a further improvement of the utility model: still be equipped with concrete slump graduated flask mark line on the base, be convenient for fix a position the position of concrete slump graduated flask on the base, make slump testing further standardize.

As a further improvement of the utility model: the movable pressing plate is provided with a convex moving column, and the moving column is pulled to enable the pressing plate to rotate relative to the base.

As a further improvement of the utility model: also comprises a tamping rod, a measuring scale and a scoop.

Advantageous effects

The utility model discloses an on-the-spot auxiliary device with short-term test plastic concrete slump makes slump test standardization and standardization, has guaranteed slump testing result's accuracy, has improved the on-the-spot efficiency that carries out the slump detection simultaneously.

Drawings

Fig. 1 is the utility model discloses on-spot auxiliary device's with short-term test plastic concrete slump's schematic structure diagram.

Fig. 2 is an enlarged schematic view of fig. 1 at 1-1.

Fig. 3 is a schematic view of the connection between the base and the handle of fig. 1.

Fig. 4 is a schematic structural view of the concrete slump measuring cylinder of fig. 1.

FIG. 5 is a schematic diagram of the measurement performed on site by the auxiliary device for rapidly detecting the slump of the plastic concrete.

Reference numerals

1 a first nut; 2 a first nut; 3 a third nut; 4, a base; 5 leveling air bubbles on the base; 51 a handle; 55, a bolt; 6, a right bumping post; 7, a right movable link buckle plate; 8, the lower right end; 9 right pole; 10, lifting handle leveling air bubbles; 11 a rubber fixing member; 12 left bumping post; 13 left active link buckle; 56 left bolt; 14 left lower end; 15 left pole; a left bayonet 57; 16 left movable platen; 17 a left movable platen bolt; 18 left movable platen moving post; 19 a right movable platen; 20 right movable platen bolt; 21 a right movable platen moving column; 54 slump bucket marking line; 52 a straight section; 53 turning section; 22 concrete slump measuring cylinder; a lower opening of the cylinder 31; 32 right fixed clamping plates; 33, a cylinder body; 34 a right handle; an upper opening of the 35 cylinder; 36 left handle; 37-left fixed snap gauge; 41 measuring a ruler; 42 concrete.

Detailed Description

The technical solution of the present invention is further specifically described below by means of specific embodiments and with reference to the accompanying drawings.

As shown in fig. 1-4, the utility model discloses an on-spot auxiliary device with short-term test plastic concrete slump guarantees that base 4 and handle 51 are under the horizontality, with on the detachable base 4 that is connected to of concrete slump graduated flask 22, loads the concrete to in the concrete slump graduated flask 22, rethread handle 51 measures the concrete of slump as the reference line of measurationing, realizes whole slump test standardization and standardization. In addition, after the test is completed, the rest measuring components (such as the tamping rod, the measuring scale 41 and the shovel) can be placed in the concrete slump measuring cylinder 22, and the concrete slump measuring cylinder can be conveniently carried.

In a specific embodiment, the auxiliary device for rapidly detecting the slump of the plastic concrete on site comprises a base 4 and a handle 51, wherein the handle 51 is connected to two sides of the base 4 through bolts 55, and the handle 51 can rotate left and right along the fixing bolts 55. The side wall of the base 4 at the joint of the handle 51 is also provided with a stop pillar, the stop pillar is connected with a movable connection buckle plate, the end part of the movable connection buckle plate is provided with a bayonet, the handle is provided with a post protruding out of the handle, and the bayonet of the movable connection buckle plate is clamped on the post to fix the handle on the base.

In the specific embodiment, the shape of the handle 51 is a curved structure formed by connecting a plurality of straight segments, the top grip is designed to be a straight segment 52, the straight segment 52 is parallel to the plane of the base 4, the vertical segments of the handle 51 connected to the two sides of the base are the left lower end 14 and the right lower end 8, and the turning segment 53 is connected between the straight segment 52 and the left lower end 14 and the right lower end 8. In some embodiments, the straight section 52 is 150-250mm in length. A left stop pillar 12 is provided on the side wall of the base 4, next to the lower left end 14 of the handle, and the left stop pillar 12 is fixed on the side wall of the base 5, for example, by locking with a bolt. The left bumping post 12 is movably connected with a left movable connecting buckle plate 13 through a left bolt 56, namely, the left movable connecting buckle plate 13 can rotate relative to the left bumping post 12. The end part of the left active chain buckle plate 13 is provided with a left bayonet 57. Correspondingly, a left pole column 15 is arranged at the left lower end 14 of the handle. When measuring the concrete 41 on the base 4, the straight section 52 of the handle needs to be in a horizontal state as a measuring reference, so that the handle 51 needs to be in a fixed state, and the left bayonet 57 is buckled on the left post 15 by rotating the left movable connecting buckle plate 13, so that the handle is fixed relative to the left catch 12 and the base 4. The same symmetry is equipped with right fender post 6 at base 4 lateral wall, and right fender post 6 is close to the right lower extreme 8 of handle, and this right fender post 6 is fixed on base 4 lateral wall, for example locks fixedly through the bolt. And a right movably-linked buckle plate 7 is movably connected to the right retaining post 6 through a right bolt, namely the right movably-linked buckle plate can rotate relative to the right retaining post. The end part of the right active link buckle plate 7 is provided with a right bayonet. Correspondingly, a right pole column 9 is arranged at the right lower end 8 of the handle. By rotating the right movable connecting buckle plate 7, the right bayonet is buckled on the right pole, so that the handle is fixed relative to the right blocking post and the base. The handle is fixed on the base through the left blocking column and the right blocking column.

In order to ensure the horizontal state of the base, a leveling bubble 5 is arranged on the base, and a nut capable of adjusting the height of the base is arranged on the bottom surface of the base. The number of the nuts is three, the first nut 1, the first nut 2 and the third nut 3 are distributed on the base 4 in an equilateral triangle shape, that is, the first nut 1, the first nut 2 and the third nut 3 are respectively located at three vertexes of the equilateral triangle. The height of the base 4 is adjusted through the first nut 1, the first nut 2 and the third nut 3, so that the leveling bubble 5 on the base 4 is located at the center position, and the level of the base 4 is guaranteed. Similarly, the level bubble 10 is also provided on the straight section 52 of the handle, and the levelness of the straight section 52 is determined by observing the level bubble 10. Because the straight section is parallel with the base, the horizontal state of the base and the horizontal state of the handle straight section can be adjusted simultaneously through the three nuts.

Still be equipped with concrete slump measurement cylinder mark line 54 on the base 4, be convenient for fix a position the position of concrete slump measurement cylinder 22 on base 4, make the slump test further standardize. And two movable pressing plates are symmetrically arranged on the base 4 and connected to the base through bolts, and the movable pressing plates can rotate left and right on the base. The utility model discloses in, the 22 specifications of concrete slump measurement cylinder are according to the customization of national standard size, for the cavity barrel of the 100mm of suitable for reading, end opening 200mm, high 300mm loudspeaker form. Specifically, the concrete slump measuring cylinder is characterized in that an upper cylinder opening 35 is small, a lower cylinder opening 31 is large, a cylinder body 33 is of a horn-shaped cylinder structure, and a left handle 34 and a right handle 36 are arranged on the cylinder body 33 and are convenient to take. And a left fixed clamping plate 37 and a right fixed clamping plate 32 are symmetrically arranged at the lower opening of the barrel. In a preferred embodiment, a raised movable column is further arranged on the movable platen and used for shifting the movable column to enable the platen to rotate relative to the base, in some specific embodiments, the left movable platen 16 is connected to the upper surface of the base 4 through a left movable platen bolt 17, the left movable platen 16 can rotate on the upper surface of the base 4 along a left movable platen bolt 17, similarly, the right movable platen 19 is connected to the upper surface of the base 4 through a right movable platen bolt 20, the right movable platen can rotate on the upper surface of the base along a right movable platen bolt, when the concrete slump measuring cylinder 22 is positioned on the base 4, the left fixed platen 37 and the right fixed platen 32 positioned at the bottom of the concrete slump measuring cylinder are also positioned on the upper surface of the base 4, the concrete slump measuring cylinder 22 is rotated to enable the concrete slump measuring cylinder 22 to approach the left fixed platen 37 and the right movable platen to approach the left fixed platen 19, and the left movable platen 16 is rotated to enable the left movable platen to move away from the right fixed platen and the left movable platen to move away from the right fixed platen 19, and the left movable platen 19 and the right movable platen is rotated to enable the concrete slump measuring cylinder to approach the left fixed platen 19 and the left fixed platen to the right movable platen to move away from the base, and then the left movable platen to enable the movable platen to move away from the right movable platen 19.

The utility model discloses in, when the handle is perpendicular erect, the distance of the 52 baseplanes of straight section of handle apart from the base is the same with concrete slump measurement cylinder 22's height. According to the design of the lifting handle, when the lifting handle is vertically erected, the concrete slump measuring cylinder can be just horizontally placed, namely the distance between the bottom surface of the straight section of the lifting handle and the plane of the base is 300mm.

In some embodiments, the connection between the straight section 52 and the turning section 53 is provided with an elastic fixing element. More preferably, the elastic fixing member is a rubber fixing member 11. The rubber mounting makes concrete slump measurement cylinder upper shed fixed in handle department, is difficult for rocking in the handling.

As a further improvement of the utility model: also comprises a tamping rod, a measuring scale and a scoop. Wherein, the scoop is used for scooping concrete to the concrete slump measurement cylinder in, and the tamper is used for tamping concrete 42 in the concrete slump measurement cylinder, and measuring tape 41 is used for measuring the height that concrete 42 collapses.

During the use, at first place the auxiliary device with short-term test plastic concrete slump with the scene, make the base keep flat subaerially, adjust the level bubble 5 level of first nut 1, first nut 2, the 3 height of third nut messenger bases and be placed in the middle. And then the turning and flat-laying handle 51 is rotated to arrange the concrete slump measuring cylinder 22 on the base 4, so that the left and right fixed clamping plates are aligned with the left and right movable pressing plates, and the left and right movable pressing plates are rotated to the left and right fixed clamping plates to clamp the left and right fixed clamping plates tightly.

Pack into the concrete toward concrete slump graduated flask 22 suitable for reading with the shovel spoon, tamp the tamping, scrape the back and control movable pressing plate on the rotating base 4 at once, make movable pressing plate leave fixed cardboard, hold left handle 34 and the right handle 36 of concrete slump graduated flask fast and up extract the concrete slump graduated flask, the concrete 42 that loses the support this moment can down the local collapse, then, mention handle 51, through a left side, the buckle lock of right side swing joint buckle connects left side, on the right side post, make the handle by a left side, right side post vertical fixation is on base 4, observe the level condition and adjust with handle level bubble, make straight section keep the horizontality. Aligning the lower end part of the measuring scale 41 to the top center of the collapsed concrete 42, enabling the upper end to lean against the handle, and reading the size of the measuring scale from the lower plane of the handle to the top center of the concrete (10), namely the concrete slump value.

The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an on-spot auxiliary device with short-term test plastic concrete slump which characterized in that: the lifting handle is connected to the two sides of the base through bolts, and can rotate left and right along the fixing bolts; still be equipped with the bumping post with the base lateral wall of handle junction, be connected with the swing joint buckle on the bumping post, swing joint buckle tip has the bayonet socket, is equipped with the post of protrusion in the handle on the handle, the bayonet socket joint of swing joint buckle makes the handle fixed on the base to the post.

2. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 1, wherein: the shape of the handle is a curved structure formed by connecting a plurality of straight segments, the top handle is designed into a straight section, the straight section is parallel to the plane of the bottom plate, the vertical sections respectively connected to the two sides of the base are a left lower end and a right lower end, and the vertical sections connected between the straight section and the left lower end and the right lower end are turning sections; the two retaining columns and the two movable connecting buckling plates are respectively arranged at the joint of the left lower end and the base and the joint of the right lower end and the base; the number of the pole columns is two, and the pole columns are arranged at the left lower end and the right lower end respectively.

3. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 1 or 2, wherein: leveling air bubbles are respectively arranged on the base and the straight section.

4. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 3, wherein: three nuts capable of adjusting the height of the base are arranged at the bottom of the base, and the three nuts are arranged on the base in an equilateral triangle shape.

5. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 2, wherein: the length of the straight section is 150-250mm.

6. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 2, wherein: the concrete slump constant measuring cylinder is further included, and when the lifting handle is vertically erected, the distance between the bottom plane of the straight section of the lifting handle and the base is the same as the height of the concrete slump constant measuring cylinder.

7. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 6, wherein: the joint of the straight section and the turning section is provided with an elastic fixing piece.

8. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 6, wherein: two movable pressing plates are symmetrically arranged on the base, and two fixed clamping plates are symmetrically arranged on the outer side wall of the concrete slump measuring cylinder; when the concrete slump measuring cylinder is positioned on the base, the fixed clamping plate is fixed by the movable pressing plate.

9. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 8, wherein: the movable pressing plate is connected to the base through bolts and can rotate left and right on the base.

10. The auxiliary device for rapidly detecting the slump of the plastic concrete for the field according to claim 6, wherein: and a marking line of the concrete slump measuring cylinder is also arranged on the base.

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