CN215492972U - Automatic leveling and automatic measuring fluidity measuring device - Google Patents
Automatic leveling and automatic measuring fluidity measuring device Download PDFInfo
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- CN215492972U CN215492972U CN202120931380.6U CN202120931380U CN215492972U CN 215492972 U CN215492972 U CN 215492972U CN 202120931380 U CN202120931380 U CN 202120931380U CN 215492972 U CN215492972 U CN 215492972U
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Abstract
The utility model discloses a fluidity measuring device capable of automatically leveling and measuring, which comprises a fluidity testing flat plate, wherein the upper surface and the lower surface of the fluidity testing flat plate are both transparent plates, and a plurality of photoelectric sensors are embedded between double-layer transparent plates; a magnet ring is embedded in the center of the fluidity test flat plate, and a plurality of tilt sensors are mounted on the lower surface of the fluidity test flat plate; a containing bin is arranged below the fluidity testing flat plate, and an electric power storage device and a controller are arranged in the containing bin; and the controller is respectively connected with the photoelectric sensor and the inclination angle sensor. The device can quickly realize the functions of automatic leveling, measurement and data acquisition, is simple to operate, and can improve the accuracy and reliability of fluidity measurement.
Description
Technical Field
The utility model relates to the field of metering test and automatic control, in particular to a fluidity measuring device capable of automatically leveling and measuring.
Background
The main index of the fluidity of cement-based and gypsum-based materials is fluidity, and the detection bases of the fluidity test at present are GB/T50448-.
The apparatus used for the fluidity test comprises:
(1) the test molds for the different products have:
firstly, a truncated cone circular die with an upper opening inner diameter of 36mm, a lower opening inner diameter of 60mm and a height of 60 mm;
a truncated cone circular die with an upper opening inner diameter of 70mm, a lower opening inner diameter of 100mm and a height of 60 mm;
③ a hollow cylinder with the inner diameter of 30mm and the height of 50 mm;
fourthly, other moulds;
(2) a glass plate;
(3) a straight steel ruler or caliper with the precision of 1 mm;
(4) and a stopwatch.
The testing steps are as follows: the glass plate was placed in a horizontal position, the glass plate and the test mold were wiped with a wet wipe to wet the surface without water stains, and the test mold was placed in the center of the glass plate. And immediately pouring the stirred slurry into a testing mold until the slurry is level with the upper opening of the testing mold. The truncated cone circular mould is lifted slowly to allow the slurry to flow freely for 30s without disturbance or until stopped. The maximum diffusion diameter of the slurry and the diameter in the vertical direction thereof were measured, and the average value was calculated as the fluidity.
The above test method has the following drawbacks:
(1) the horizontal control of an operation platform in a project site or a laboratory is often insufficient, the glass plate for testing is difficult to ensure to be in a horizontal position, and a manual leveling function device is arranged in the prior art, but the manual leveling function has the defects that the position of the glass plate needs to be adjusted repeatedly after being moved, and more time is spent;
(2) after the glass plate is wetted, the water is quickly lost or the glass plate is not uniformly wetted, so that slurry flows irregularly, and the measurement has large errors;
(3) the reading direction is judged by naked eyes, and the accurate maximum diffusion diameter and the diameter in the vertical direction can not be realized. When the time for measuring the fluidity is required, the accuracy of the fluidity is difficult to ensure.
The research shows that China with the publication number of CN208505837U specially facilitates 2019, 2, 15 discloses a self-leveling mortar fluidity test disc which comprises a disc body, wherein the outermost circle of the disc body is provided with a turned edge, the center part of the disc body is provided with an inner ring for placing a test mould cylinder, the disc body is also provided with at least two mutually perpendicular scale marks for reading, and the intersection point of the scale marks is the circle center of the inner ring. The patent is convenient for clean after the test, but does not consider the levelness problem of test disc, leads to easily because of the not enough problem that influences the test result of test disc levelness.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the fluidity testing device with automatic leveling and automatic measurement, which enables the fluidity test to be simpler and more convenient and improves the accuracy and the reliability of the fluidity test.
The utility model is realized by the following technical scheme:
a fluidity measuring device capable of automatically leveling and measuring comprises a fluidity testing flat plate, wherein the upper surface and the lower surface of the fluidity testing flat plate are respectively provided with a transparent plate, and a plurality of photoelectric sensors are embedded between double-layer transparent plates; a magnet ring is embedded in the center of the fluidity test flat plate, and a plurality of tilt sensors are mounted on the lower surface of the fluidity test flat plate; a containing bin is arranged below the fluidity testing flat plate, and an electric power storage device and a controller are arranged in the containing bin; and the controller is respectively connected with the photoelectric sensor and the inclination angle sensor.
In the technical scheme, the upper surface and the lower surface of the fluidity test flat plate are provided with the transparent plates, so that the photoelectric sensors are convenient to mount and use, the photoelectric sensors are used for measuring the flow rate and the fluidity of the grouting material, the inclination angle sensor device is used for automatically leveling the fluidity test flat plate, and the magnet ring is used for fixing and positioning the truncated cone circular mold; before testing, the levelness of the fluidity testing flat plate is sensed by the tilt angle sensor and sent to the controller, and leveling is automatically completed; during testing, the photoelectric sensor senses the flowing information of the slurry and sends the flowing information to the controller, and the flowing degree measurement is automatically completed. The device can quickly realize the functions of automatic leveling, measurement and data acquisition, is simple to operate, and can improve the accuracy and reliability of fluidity measurement.
As a further technical scheme, the installation position of the accommodating bin is not overlapped with the installation position of the photoelectric sensor. The containing bin is arranged below the fluidity testing flat plate and protrudes downwards. The holding bin is arranged at a position which is not overlapped with the photoelectric sensor, so that the photoelectric sensor can be prevented from being shielded, and the test result is not influenced.
The storage battery can be selected for the electric power storage device, the fluidity testing device can be used under the condition that an external power supply is not used through the storage battery, and the use convenience of the device is improved.
As a further technical scheme, the inclination angle sensors are provided with 4 sensors, and the sensors are respectively positioned at four corners of the fluidity test flat plate. The inclination angle sensors at four corner positions of the fluidity test flat plate can automatically level the test flat plate.
Further, the controller adopts a single chip microcomputer which is connected with a buzzer; and the detection information of the four inclination sensors is sent to the single chip microcomputer, and when the leveling of the fluidity test panel is detected, the buzzer is controlled to sound, so that the leveling operation is prompted to be completed.
As a further technical scheme, a plurality of photoelectric sensors are uniformly arranged between the double-layer transparent plates in rows and columns. Automatic determination of the degree of flow is facilitated by such an arrangement.
As a further technical scheme, the arrangement position of the magnet ring is not overlapped with the installation position of the photoelectric sensor. Due to the arrangement, the magnet ring can be prevented from shielding the photoelectric sensor, and further the detection result is influenced.
As a further technical scheme, the transparent plate is a glass plate.
Compared with the prior art, the utility model has the beneficial effects that: the upper surface and the lower surface of the fluidity test flat plate are provided with the transparent plates, so that the photoelectric sensors are convenient to install and use, the photoelectric sensors are used for measuring the flow rate and the fluidity of the grouting material, the inclination angle sensor device is used for automatically leveling the fluidity test flat plate, and the magnet ring is used for fixing and positioning the truncated cone circular mold; before testing, the levelness of the fluidity testing flat plate is sensed by the tilt angle sensor and sent to the controller, and leveling is automatically completed; during testing, the photoelectric sensor senses the flowing information of the slurry and sends the flowing information to the controller, and the flowing degree measurement is automatically completed. The device can quickly realize the functions of automatic leveling, measurement and data acquisition, is simple to operate, and can improve the accuracy and reliability of fluidity measurement.
Drawings
Fig. 1 is a schematic structural view of a fluidity determining apparatus according to an embodiment of the present invention.
Fig. 2 is a side view of a fluidity-determining apparatus according to an embodiment of the present invention.
In the figure: fluidity test plate-1; a photoelectric sensor-2; a tilt sensor-3; a magnetic ring-4; an electrical storage device-5; mold-6 was tested.
Detailed Description
The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The utility model provides a fluidity determining device capable of automatically leveling and measuring, which comprises a fluidity testing flat plate 1, wherein the upper surface and the lower surface of the fluidity testing flat plate 1 are both transparent plates, and a plurality of photoelectric sensors 2 are embedded between double-layer transparent plates; a magnet ring 4 is embedded in the center of the fluidity test flat plate 1, and a plurality of tilt sensors 3 are mounted on the lower surface of the fluidity test flat plate; a containing bin is arranged below the fluidity testing flat plate 1, and an electric power storage device 5 and a controller are arranged in the containing bin; the controller 5 is respectively connected with the photoelectric sensor 2 and the inclination angle sensor 3. The fluidity measuring device is characterized in that the upper surface and the lower surface of a fluidity testing flat plate 1 are provided with transparent plates, so that a photoelectric sensor 2 is convenient to install and use, the flow rate and the fluidity of grouting material are measured by the photoelectric sensor 2, the fluidity testing flat plate 1 is automatically leveled by an inclination angle sensor 3, and a truncated cone circular mold is fixed and positioned by a magnet ring 4; before testing, the levelness of the fluidity testing flat plate 1 is sensed by the tilt angle sensor 3 and sent to the controller, and leveling is automatically completed; during testing, the photoelectric sensor 2 senses the flowing information of the slurry and sends the flowing information to the controller, and the flowing degree measurement is automatically completed. The device can quickly realize the functions of automatic leveling, measurement and data acquisition, is simple to operate, and can improve the accuracy and reliability of fluidity measurement.
Referring to fig. 1 and 2, a fluidity measuring apparatus for automatic leveling and automatic measurement includes a fluidity testing plate 1, a photoelectric sensor 2, an inclination sensor 3, a magnet ring 4, and a power storage device 5.
The storage battery is selected as the storage battery 5, the fluidity testing device can be used under the condition that an external power supply is not used through the storage battery, and the use convenience of the device is improved.
The inclination angle sensors 3 are provided with 4 inclination angle sensors respectively positioned at four angular positions of the fluidity testing flat plate 1.
The controller adopts a single chip microcomputer which is connected with a buzzer; and the detection information of the four inclination sensors 3 is sent to the single chip microcomputer, and when the leveling of the fluidity test flat plate is detected, the buzzer is controlled to sound, so that the leveling operation is prompted to be completed. In a similar way, the detection information of the photoelectric sensor 2 is sent to the single chip microcomputer, and when the detection result of the test is finished, the buzzer is controlled to sound, the test is finished and the test result of the fluidity is displayed. The single chip microcomputer can also lead out the fluidity test result.
The layout positions of the photoelectric sensors 2 and the layout intervals of the two adjacent photoelectric sensors 2 are pre-stored in the single chip microcomputer, when slurry flows on the fluidity test flat plate, the photoelectric sensors 2 can be shielded, the photoelectric sensors 2 are triggered to send information to the single chip microcomputer, and the single chip microcomputer obtains fluidity data according to the induction information of the photoelectric sensors 2 and the position information of the photoelectric sensors pre-stored in advance.
When the fluidity test is needed, the measuring device is placed on a project site or a laboratory operation platform, and a power switch is turned on. After the inclination angle sensor 3 makes the automatic leveling sound, the test flat plate 1 and the test mold 6 are wiped by wet rags to make the surfaces wet without water stains, and the test mold 6 is placed in the center of the fluidity test flat plate 1. The stirred slurry is immediately poured into the test mold 6 until the slurry is flush with the upper opening of the test mold 6. And (3) slowly lifting the test mould 6, displaying a fluidity result after the photoelectric sensor 2 makes a test completion sound, and also leading out the fluidity result, and cleaning the slurry on the fluidity test flat plate 1.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions deviate from the technical solutions of the embodiments of the present invention.
Claims (6)
1. The fluidity measuring device is characterized by comprising a fluidity testing flat plate, wherein the upper surface and the lower surface of the fluidity testing flat plate are respectively provided with a transparent plate, and a plurality of photoelectric sensors are embedded between double-layer transparent plates; a magnet ring is embedded in the center of the fluidity test flat plate, and a plurality of tilt sensors are mounted on the lower surface of the fluidity test flat plate; a containing bin is arranged below the fluidity testing flat plate, and an electric power storage device and a controller are arranged in the containing bin; and the controller is respectively connected with the photoelectric sensor and the inclination angle sensor.
2. The apparatus of claim 1, wherein the installation position of the receiving chamber is not overlapped with the installation position of the photoelectric sensor.
3. The apparatus for measuring fluidity with automatic leveling and automatic measurement according to claim 1, wherein the inclination angle sensor is installed with 4 sensors, which are respectively located at four corners of the fluidity test board.
4. The apparatus as claimed in claim 1, wherein the plurality of photo sensors are uniformly arranged between the double-layered transparent plates in a row.
5. The apparatus for automatically leveling and measuring fluidity according to claim 1, wherein the arrangement position of the magnet ring does not overlap with the installation position of the photo sensor.
6. The apparatus as claimed in claim 1, wherein the transparent plate is a glass plate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120931380.6U CN215492972U (en) | 2021-04-30 | 2021-04-30 | Automatic leveling and automatic measuring fluidity measuring device |
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| CN202120931380.6U CN215492972U (en) | 2021-04-30 | 2021-04-30 | Automatic leveling and automatic measuring fluidity measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894672A (en) * | 2022-04-24 | 2022-08-12 | 河南理工大学 | Multifunctional jumping table for measuring slurry diffusion degree |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114894672A (en) * | 2022-04-24 | 2022-08-12 | 河南理工大学 | Multifunctional jumping table for measuring slurry diffusion degree |
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