CN220829527U - Concrete slump detection device - Google Patents
Concrete slump detection device Download PDFInfo
- Publication number
- CN220829527U CN220829527U CN202322684887.8U CN202322684887U CN220829527U CN 220829527 U CN220829527 U CN 220829527U CN 202322684887 U CN202322684887 U CN 202322684887U CN 220829527 U CN220829527 U CN 220829527U
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- slump
- guide
- ruler
- detection device
- cylinder
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- 239000004567 concrete Substances 0.000 title claims abstract description 58
- 238000001514 detection method Methods 0.000 title claims abstract description 25
- 230000000670 limiting effect Effects 0.000 claims description 25
- 239000000203 mixture Substances 0.000 description 19
- 239000004568 cement Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Abstract
The utility model discloses a concrete slump detection device, which comprises a workbench, wherein at least four adjustable supporting legs are arranged at the bottom of the workbench; a slump cylinder placed on the workbench; the guide hopper is arranged at the top of the slump cylinder; the ruler comprises a ruler frame, wherein at least one clamping piece is arranged at the bottom of the ruler frame; the vertical plate is arranged on the ruler frame and is perpendicular to the ruler frame; a guide slider mounted to the vertical plate; and the ruler is inserted into the guide slide piece and attached to the guide slide piece to slide. The utility model has the characteristics of being convenient for quickly knowing the slump of the concrete and the like.
Description
Technical Field
The utility model relates to a concrete slump detection device.
Background
Concrete refers to a generic term for engineering composite materials in which aggregate is consolidated into a whole by a cementitious material. The term concrete generally refers to cement as a cementing material, sand and stone as aggregate; mixing with water (which may contain additives and admixtures) in a certain proportion, and stirring to obtain the cement concrete.
The concrete slump mainly refers to the plasticizing performance and pumpability of concrete, and factors influencing the concrete slump mainly comprise grading change, water content, weighing deviation of a weighing apparatus, the dosage of an additive, the temperature of cement and the like, which are easy to ignore.
The method for testing the slump of the concrete comprises the following steps: filling concrete into a slump barrel with a small upper opening and a large lower opening in a horn shape for three times, beating the concrete from outside to inside uniformly along the barrel wall by using a rammer after filling each time, and trowelling after tamping. Then the bucket is pulled up, the concrete collapses due to dead weight, the height of the collapsed concrete is measured by a ruler, and then the slump is obtained by subtracting the height of the collapsed concrete from the slump bucket. However, the inventors have found that the support surface used for detection does not have a leveling function, and that the support surface leveling is ignored during detection, resulting in errors in the detected slump. For this reason, there is a need for a concrete slump detection device.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art and provides a concrete slump detection device.
In order to achieve the above object of the present utility model, the following technical scheme is adopted:
The concrete slump detection device comprises a workbench, wherein at least four adjustable supporting legs are arranged at the bottom of the workbench; a slump cylinder placed on the workbench; the guide hopper is arranged at the top of the slump cylinder; the ruler comprises a ruler frame, wherein at least one clamping piece is arranged at the bottom of the ruler frame; the vertical plate is arranged on the ruler frame and is perpendicular to the ruler frame; a guide slider mounted to the vertical plate; and the ruler is inserted into the guide slide piece and attached to the guide slide piece to slide.
Further, the adjustable leg includes a floor; the screw rod is vertically arranged on the bottom plate; the fixed nut is fixedly arranged on the screw rod close to the bottom plate; and the supporting cylinder is arranged on the workbench and is in threaded connection with the screw rod.
Further, the concrete slump detection device provided by the utility model further comprises a horizontal measuring instrument; and a horizontal measuring instrument is arranged on the workbench.
Further, the concrete slump detection device provided by the utility model further comprises a datum line; the vertical plate and the guide slide are marked with reference lines, and the reference lines are aligned with the bottom surface of the ruler frame.
Further, the concrete slump detection device also comprises a limiting block; the workbench is characterized by comprising a plurality of limiting blocks, wherein the limiting blocks are distributed at intervals along the circumference to form at least one circular groove, and the circular groove is used for limiting the bottom of the slump cylinder to move.
Further, the concrete slump detection device provided by the utility model further comprises a lifting lug; two mutually symmetrical lifting lugs are arranged on the side face of the slump cylinder.
Further, the buckle piece comprises two limiting plates, and the two limiting plates are arranged in parallel at intervals.
Further, the limiting plate is of an arc-shaped plate structure.
Further, the guide sliding piece comprises two guide sliding rods, the two guide sliding rods are installed on the vertical plate at intervals in parallel, and the guide sliding rods are provided with sliding grooves with two ends and one side being open.
Further, the bottom of the guide hopper is provided with a plugboard, and the guide hopper is connected with the slump cylinder through the plugboard.
Compared with the prior art, the utility model has the advantages that:
The slump of the concrete mixture can be conveniently read, namely, the concrete mixture is poured into the slump cylinder, the slump cylinder is tamped, the top surface is smoothed, the slump cylinder is lifted, and the concrete mixture structure obtained by pouring loses support to generate slump; the top surface of the slump cylinder is cleaned, then the ruler frame is arranged on the top surface of the slump cylinder through the clamping piece, the slump cylinder is adjusted to enable the guide sliding piece on the ruler frame to align with the slump highest point of the concrete mixture, the ruler is inserted into the guide sliding piece to move to the slump highest point of the concrete mixture, and the scale value aligned with the ruler on the bottom surface of the ruler frame is read, wherein the scale value is the slump of the concrete mixture.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic view of a concrete slump detecting device for detecting concrete slump according to the present utility model;
FIG. 2 is a schematic view of the construction of a concrete to be poured of a concrete slump testing apparatus according to the present utility model;
FIG. 3 is a schematic view of a structure in which a limiting block is additionally arranged on a supporting table;
FIG. 4 is a schematic view of the mounting structure of the support table, the limiting block and the level gauge according to the present utility model;
FIG. 5 is a schematic view of the connection structure of the ruler holder and the ruler of the present utility model;
FIG. 6 is a schematic view of the mounting structure of the clip and the ruler holder in FIG. 5;
FIG. 7 is a schematic view of the mounting structure between the vertical plate and the guide slider of the present utility model;
FIG. 8 is a schematic view of a guide hopper according to the present utility model;
the names and serial numbers of the components in the figure:
1-adjustable supporting leg, 101-bottom plate, 102-fixing nut, 103-screw rod, 104-supporting cylinder, 2-workbench, 3-slump cylinder, 4-ruler frame, 5-fastener, 51-limiting plate, 6-concrete mixture, 7-ruler, 8-guide slide, 81-guide slide bar, 82-chute, 9-datum line, 10-horizontal measuring instrument, 11-limiting block, 12-vertical plate, 13-guide hopper, 131-plugboard and 14-lifting lug.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described with reference to the accompanying drawings and examples, and it is apparent that the described examples are only a part of examples of the present utility model, and all other examples obtained by those skilled in the art without making any inventive effort are intended to be within the scope of the present utility model.
Example 1:
As shown in fig. 1 to 8, the concrete slump detecting device of the present utility model comprises a working table 2, a slump cylinder 3, a guide hopper 13, a ruler frame 4, a vertical plate 12, a guide slider 8 and a ruler 7. At least four adjustable supporting legs 1 are arranged at the bottom of the workbench 2; the slump cylinder 3 is placed on the workbench 1; the guide hopper 13 is arranged at the top of the slump cylinder 3; at least one buckle piece 5 is arranged at the bottom of the ruler frame 4; the vertical plate 12 is mounted on the ruler frame 4 and is perpendicular to the ruler frame 4; the slide guide 8 is mounted on the vertical plate 12; the ruler 7 is inserted into the guide slide 8 and slides against the guide slide 8.
The ruler 7 and the guide slide piece 8 are attached and slide, so that the interval between the ruler and the guide slide piece can be reduced, the ruler can be kept vertical under the action of the guide slide piece, and the measuring deviation is reduced.
The number of the fasteners which can be installed on the ruler frame 4 can be 1 or 2. It will be appreciated that in order to facilitate a more stable mounting of the rule frame on top of the slump barrel, two snap-in members 5 may be mounted on the rule frame. The clamping piece is clamped on the side surface of the top of the slump cylinder, the bottom surface of the ruler frame is attached to the top surface of the slump cylinder, and the height of the bottom surface of the ruler frame is equal to that of the slump cylinder. During detection, the ruler frame is buckled on the top surface of the slump cylinder through the buckling piece, the position of the slump cylinder is adjusted, the ruler on the vertical plate is aligned with the highest point of the concrete mixture, the ruler is pushed to move to the highest point, and the slump of the concrete mixture can be obtained by reading the corresponding scales on the bottom surface of the ruler frame and the ruler.
The adjustable supporting leg is provided with an adjustable height, so that the workbench can be conveniently adjusted to be in a horizontal state.
In some embodiments, a structure of an adjustable leg is provided. The adjustable support leg comprises a bottom plate 101, a screw 103, a fixing nut 102 and a supporting cylinder 104. The screw 103 is vertically arranged on the bottom plate 101, and the fixing nut 102 is fixedly arranged on the screw 103 close to the bottom plate 101; the support cylinder 104 is mounted on the table 2 and is screwed with the screw 103.
The working mode of the adjustable supporting leg is as follows:
The fixing nut 102 is screwed, the fixing nut 102 drives the screw 103 to rotate, and the screw 103 is screwed into and out of the supporting cylinder. For example, when the fixing nut is screwed anticlockwise, the fixing nut drives the screw rod to rotate anticlockwise, the screw rod is screwed out of the supporting cylinder, and the connection length of the screw rod and the supporting cylinder is increased. When the fixing nut is screwed clockwise, the fixing nut drives the screw rod to rotate clockwise, the screw rod is screwed into the supporting cylinder, and the connection length of the screw rod and the supporting cylinder is reduced.
In some embodiments, a level gauge 10 is added to facilitate viewing the level of the table.
The workbench is provided with a horizontal measuring instrument. The level measuring instrument monitors the level condition of the workbench in real time.
When the level of the workbench is adjusted, the adjustable supporting legs are convenient for adjusting the height of the workbench, and the level measuring instrument displays the level condition of the workbench in real time, so that the level condition of the workbench can be conveniently adjusted through the adjustable supporting legs.
In some embodiments, a fiducial line is added to facilitate reading of measurement data on the ruler. The vertical plate 12 and the slider 8 are marked with a reference line which is aligned with the bottom surface of the ruler holder. The reference line can be marked with a color selected from red, green, blue, black, yellow, etc.
In some embodiments, a stopper 11 is added to prevent the slump cylinder from being deviated when the concrete mix is poured. A plurality of limiting blocks 11 are arranged on the workbench 2. As shown in fig. 3 and 4, the plurality of stoppers 11 are circumferentially spaced apart to form at least one circular groove for restricting the movement of the bottom of the slump cylinder. 1 or 2 circular grooves can be formed according to the requirement. It will be appreciated that the diameter of the circular groove is slightly larger than the diameter of the bottom of the slump barrel. When the concrete mixture is poured into the slump cylinder, the bottom of the slump cylinder is inserted into the circular groove, so that the slump cylinder is limited by the limiting blocks on the circular groove.
In some embodiments, in order to facilitate lifting of the slump cylinder, a lifting lug 14 is added. Two mutually symmetrical lifting lugs 14 are arranged on the side surface of the slump cylinder 3. When the slump cylinder is required to be lifted, the detection personnel hold one lifting lug by two hands and lift the lifting lug upwards at the same time, and the lifting lug is provided with the slump cylinder to move upwards.
In some embodiments, a structure of a clasp is presented. The buckling piece 5 comprises two limiting plates 51, and the two limiting plates 51 are arranged in parallel at intervals. The spacing between the two limiting plates can be equal to the side thickness of the slump cylinder. The limiting plates are parallel to the side face of the slump cylinder, and the two limiting plates form a limiting effect.
Further, the limiting plate is of an arc-shaped plate structure.
In some embodiments, a structure of a slider is presented. The guide slide 8 comprises two guide slide bars 81 which are arranged on the vertical plate 12 at intervals in parallel, and the guide slide bars 81 are provided with sliding grooves 82 with two open ends and one open side.
The two guide slide bars are arranged at intervals in parallel, and the two sides of the ruler 7 are inserted into the sliding grooves 82 on the corresponding guide slide bars.
As shown in fig. 1, 3, 5, the length of the guide slide may be greater than or equal to one third of the length of the ruler. The guide slide piece can support the ruler in a vertical state, so that the inclination of the ruler during measurement is avoided, and the measurement accuracy of the ruler is improved.
In some embodiments, a structure of a guide hopper is provided. The bottom of the guide hopper 13 is provided with a plugboard 131, and the guide hopper 13 is connected with the slump cylinder 3 through the plugboard 131.
It is to be understood that when the guide hopper is installed, the insertion plate is inserted into the slump cylinder, and the insertion plate can support the guide hopper to be installed on the top surface of the slump cylinder.
According to the above embodiment, the working mode of the utility model is as follows:
The workbench 2 is adjusted to be in a horizontal state through the adjustable supporting legs 1, the slump cylinder 3 is placed at a proper position of the workbench 1, the guide hopper 13 is arranged on the top of the slump cylinder, then, the prepared concrete mixture is poured into the slump cylinder 3, and when the concrete mixture is poured, the concrete mixture is uniformly hit along the cylinder wall from outside to inside by using a rammer, and after ramming, the top surface is smoothed. Then, the lifting lug is lifted upwards by the hand, and drives the slump barrel and the guide hopper to move upwards until the slump barrel and the guide hopper are completely separated from the concrete mixture. The shape obtained by pouring the concrete mixture is checked for slump under the action of gravity due to the loss of the support of the slump cylinder. The slump cylinder 3 is placed on the workbench 1, and the guide hopper at the top of the slump cylinder is disassembled, and the top of the slump cylinder is wiped clean.
The ruler frame 4 is erected on the top surface of the slump cylinder through the buckling piece, the buckling piece 5 is buckled on the side surface of the slump cylinder, the bottom surface of the ruler frame is attached to the top surface of the slump cylinder, the position of the slump cylinder is adjusted, the guide sliding piece on the ruler frame is aligned with the highest point of the concrete mixture after slump, then the ruler 7 is inserted into the guide sliding piece 8, the ruler 7 is guided to slide to the highest point of the concrete mixture after slump through the guide sliding piece 8, the scale value on the alignment ruler 7 of the datum line 9 is read, and the read scale value is aligned with the bottom surface of the ruler frame, so that the slump of the concrete mixture can be obtained.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being within the scope of the utility model, obvious variations or modifications may be made thereto.
Claims (10)
1. A concrete slump detection device which is characterized in that: comprising
The workbench is provided with at least four adjustable supporting legs at the bottom;
A slump cylinder placed on the workbench;
The guide hopper is arranged at the top of the slump cylinder;
The ruler comprises a ruler frame, wherein at least one clamping piece is arranged at the bottom of the ruler frame;
The vertical plate is arranged on the ruler frame and is perpendicular to the ruler frame;
A guide slider mounted to the vertical plate; and
And the ruler is inserted into the guide slide piece and attached to the guide slide piece to slide.
2. The concrete slump detection device according to claim 1, wherein: the adjustable leg comprises
A bottom plate;
The screw rod is vertically arranged on the bottom plate;
the fixed nut is fixedly arranged on the screw rod close to the bottom plate; and
The supporting cylinder is arranged on the workbench and is in threaded connection with the screw rod.
3. The concrete slump detection device according to claim 1, wherein: the device also comprises a level measuring instrument;
And a horizontal measuring instrument is arranged on the workbench.
4. The concrete slump detection device according to claim 1, wherein: also comprises a datum line;
the vertical plate and the guide slide are marked with reference lines, and the reference lines are aligned with the bottom surface of the ruler frame.
5. The concrete slump detection device according to claim 1, wherein: the device also comprises a limiting block;
The workbench is characterized by comprising a plurality of limiting blocks, wherein the limiting blocks are distributed at intervals along the circumference to form at least one circular groove, and the circular groove is used for limiting the bottom of the slump cylinder to move.
6. The concrete slump detection apparatus according to any one of claims 1 to 5, wherein: the utility model also comprises a lifting lug;
two mutually symmetrical lifting lugs are arranged on the side face of the slump cylinder.
7. The concrete slump detection device according to claim 6, wherein: the buckle piece comprises two limiting plates which are arranged in parallel at intervals.
8. The concrete slump detection device according to claim 7, wherein: the limiting plate is of an arc-shaped plate structure.
9. The concrete slump detection device according to claim 7, wherein: the guide sliding piece comprises two guide sliding rods, the two guide sliding rods are installed on the vertical plate at intervals in parallel, and sliding grooves with two ends and one side being open are formed in the guide sliding rods.
10. The concrete slump detection device according to claim 7, wherein: the bottom of the guide hopper is provided with an inserting plate, and the guide hopper is connected with the slump cylinder through the inserting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684887.8U CN220829527U (en) | 2023-10-07 | 2023-10-07 | Concrete slump detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322684887.8U CN220829527U (en) | 2023-10-07 | 2023-10-07 | Concrete slump detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220829527U true CN220829527U (en) | 2024-04-23 |
Family
ID=90722356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322684887.8U Active CN220829527U (en) | 2023-10-07 | 2023-10-07 | Concrete slump detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220829527U (en) |
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2023
- 2023-10-07 CN CN202322684887.8U patent/CN220829527U/en active Active
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