CN212352460U - Monitoring devices of premixed concrete - Google Patents
Monitoring devices of premixed concrete Download PDFInfo
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- CN212352460U CN212352460U CN202021467653.8U CN202021467653U CN212352460U CN 212352460 U CN212352460 U CN 212352460U CN 202021467653 U CN202021467653 U CN 202021467653U CN 212352460 U CN212352460 U CN 212352460U
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Abstract
The utility model discloses a monitoring devices of ready-mixed concrete, include: the system comprises a stirring device, a dust concentration sensor, a dust collecting device, a video monitoring system and a control system, wherein the video monitoring system is used for shooting premixed concrete in the stirring device, the control system comprises a data storage system and an image analysis system, the data storage system is used for storing a database of the relation between the image of the premixed concrete and slump, and the image analysis system is used for analyzing the similarity between the image monitored in real time and the image prestored in the data storage system so as to obtain the pre-judged slump corresponding to the premixed concrete monitored in real time; and the display is used for displaying the numerical value of the pre-judged slump corresponding to the ready-mixed concrete in real time. The monitoring device of the premixed concrete with the structure can display the pre-judged slump numerical value in real time so as to facilitate operators to adjust the premixed concrete in time, and avoid resource waste and economic loss caused by the fact that the quality of the premixed concrete after unloading does not meet the design requirement.
Description
Technical Field
The utility model relates to a concrete technical field especially relates to a monitoring devices of premixed concrete.
Background
Ready-mixed concrete is concrete produced at a mixing plant, transported to the place of use by means of a transport device, and delivered as a mixture. The workability of ready-mixed concrete has an important influence on the constructability, mechanical properties, structural durability and long-term performance of the concrete. Workability of ready-mixed concrete includes fluidity, cohesiveness, and water retentivity, wherein fluidity is mainly reflected by slump, and cohesiveness and water retentivity are generally qualitatively judged by observation.
The premixed concrete is influenced by various factors, so that the working fluctuation is large in the actual production process, the problems of bleeding and segregation and the like are easily caused, and the constructability, the mechanical property and the structural durability of the premixed concrete are seriously influenced. And difficult to carry out effectual control to its working property at the concrete mixing in-process, whether the working property of difficult prejudgement concrete mixture satisfies the construction requirement.
If the workability of the ready-mixed concrete does not meet the construction requirements by spot inspection during discharging, the ready-mixed concrete is difficult to adjust and even can only be scrapped, so that great resource waste and economic loss are generated.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, one of the purposes of the utility model is to provide a monitoring devices that can show the slump numerical value of prejudgement of premixed concrete in real time to adjust premixed concrete in time, the premixed concrete quality after avoiding unloading can not reach the designing requirement and cause wasting of resources and economic loss.
The utility model provides a technical scheme that its technical problem adopted is:
a monitoring device for ready mixed concrete comprising: a mixing device for holding and mixing concrete; the dust concentration sensor is arranged in the stirring device and used for detecting the dust concentration in the stirring device; the dust collecting device is arranged on the stirring device and is used for absorbing dust in the stirring device; the video monitoring system is used for shooting the ready-mixed concrete in the stirring device so as to monitor the workability of the ready-mixed concrete in real time; the control system is respectively and electrically connected with the stirring device, the dust concentration sensor, the dust collecting device and the video monitoring system so as to control the actions of the stirring device, the dust collecting device and the video monitoring system; the control system comprises a data storage system and an image analysis system, wherein the data storage system is used for storing a database of the relationship between the image of the premixed concrete and the slump, and the image analysis system is used for analyzing the similarity between the image monitored in real time and the image prestored in the data storage system so as to obtain the pre-judged slump corresponding to the premixed concrete monitored in real time; and the display is connected with the control system and used for displaying the numerical value of the pre-judged slump corresponding to the ready-mixed concrete in real time.
The monitoring device for the premixed concrete with the structure absorbs dust through the dust collecting device after the stirring device stirs the dust for a certain time, then the video monitoring system is used for shooting the premixed concrete to obtain a real-time image, the image analysis system compares the real-time image with the image prestored in the database to obtain a slump numerical value corresponding to the image similar to the real-time image, the slump numerical value is a pre-judged slump numerical value corresponding to the premixed concrete in the stirring device in a real-time state, the pre-judged slump numerical value is displayed in real time to facilitate timely adjustment of the premixed concrete, and resource waste and economic loss caused by the fact that the quality of the premixed concrete after unloading does not meet design requirements are avoided.
The utility model discloses an in some embodiments, agitating unit includes a mixer, be equipped with the observation window that is used for observing its inside premixed concrete on the mixer, be equipped with on the mixer and be used for opening and close observation window's switching device, the video monitoring system accessible premixed concrete in the mixer is shot in real time to the observation window, avoids the dust direct contact video monitoring system in the mixer and influences the definition of shooting.
Preferably, the upper portion of mixer is equipped with left side swash plate and right side swash plate, all dispose one on left side swash plate and the right side swash plate observation window and the video monitor system who is located this observation window top to shoot the real-time image of different angles and carry out many times contrastive analysis, obtain the numerical value of the slump that more accurate prejudgement.
The utility model discloses an in some embodiments, on the interior roof of mixer was located to dust concentration sensor, and dust concentration sensor was isolated with the premixed concrete in the mixer, was favorable to measuring the concentration of dust more accurately.
In some embodiments of the present invention, the video monitoring system includes a camera for performing infrared imaging on the ready mixed concrete.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural view of the monitoring device for ready-mixed concrete of the present invention.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
Referring to fig. 1, a monitoring device for ready mixed concrete includes: a stirring device 1 for holding and stirring concrete; the dust concentration sensor 2 is arranged in the stirring device 1 and used for detecting the dust concentration in the stirring device 1; the dust collecting device 3 is arranged on the stirring device 1 and is used for absorbing dust in the stirring device 1; the video monitoring system 4 is used for shooting the ready-mixed concrete in the stirring device 1 so as to monitor the workability of the ready-mixed concrete in real time; the control system 50 is respectively and electrically connected with the stirring device 1, the dust concentration sensor 2, the dust collecting device 3 and the video monitoring system 4 so as to control the actions of the stirring device 1, the dust collecting device 3 and the video monitoring system 4; the control system 50 comprises a data storage system 51 and an image analysis system 52, wherein the data storage system 51 is used for storing a database of the relationship between the image of the premixed concrete and the slump, and the image analysis system 52 is used for analyzing the similarity between the image monitored in real time and the image prestored in the data storage system 51 so as to obtain the predicted slump corresponding to the premixed concrete monitored in real time; and the display 6 is connected with the control system 50 and is used for displaying the numerical value of the pre-judged slump corresponding to the ready-mixed concrete in real time.
The monitoring device for the premixed concrete with the structure absorbs dust through the dust collecting device 3 after the stirring device 1 stirs the dust for a certain time, then the video monitoring system 4 is used for shooting the premixed concrete to obtain a real-time image, the image analysis system 52 compares the real-time image with the image prestored in the database to obtain a slump numerical value corresponding to the image similar to the real-time image, the slump numerical value is a pre-judged slump numerical value corresponding to the premixed concrete in the stirring device 1 in a real-time state, the pre-judged slump numerical value is displayed in real time to facilitate timely adjustment of the premixed concrete, and resource waste and economic loss caused by the fact that the quality of the unloaded premixed concrete cannot meet design requirements are avoided.
The utility model discloses an in some embodiments, agitating unit 1 includes a mixer, be equipped with the observation window 7 that is used for observing its inside ready-mixed concrete on the mixer, be equipped with on the mixer and be used for opening and close observation window 7's switching device, video monitoring system 4 accessible observation window 7 shoots the ready-mixed concrete in the mixer in real time, avoids the dust direct contact video monitoring system 4 in the mixer and influences the definition of shooing.
Preferably, the upper portion of mixer is equipped with left side swash plate and right side swash plate, all dispose one on left side swash plate and the right side swash plate observation window 7 and the video monitoring system 4 that is located this observation window 7 top to shoot the real-time image of different angles and carry out many times contrastive analysis, obtain the numerical value of the slump that more accurate prejudgement.
The utility model discloses an in some embodiments, on the interior roof of mixer was located to dust concentration sensor 2, and dust concentration sensor 2 was isolated with the ready-mixed concrete in the mixer, was favorable to measuring the concentration of dust more accurately.
In some embodiments of the present invention, the video monitoring system 4 includes a camera for performing infrared imaging on the ready-mixed concrete.
The monitoring method of the detection device comprises the following steps:
a: preparing raw materials, and measuring the raw materials required by the ready-mixed concrete according to a ratio;
b: b, after the raw materials metered in the step A are placed into a stirring device 1 to be stirred for a certain time, a dust collecting device 3 absorbs dust in the stirring device 1, and when a dust concentration sensor 2 detects that the dust concentration in the stirring device 1 is lower than a set value, a video monitoring system 4 is started to monitor the workability of the premixed concrete in the stirring device 1 in real time;
c: the video monitoring system 4 shoots the premixed concrete to obtain a real-time image of the premixed concrete, the control system 50 utilizes the image analysis system 52 to compare and analyze the real-time image with an image of the premixed concrete prestored in the data storage system 51, and a pre-judged slump numerical value corresponding to the real-time image is obtained according to the slump corresponding to the image of the premixed concrete similar to the real-time image;
d: and C, the control system 50 displays the pre-judged slump numerical value obtained in the step C on the display 6, and if the displayed slump numerical value does not meet the design requirement, an operator adjusts the premixed concrete in time.
The analysis mode of the image analysis system 52 may be a pixel point analysis mode or a feature contrast analysis mode. In this embodiment, the image analysis system 52 adopts a pixel point analysis method, and the specific analysis method is as follows: restoring each pixel point of the image prestored in the data storage system 51 and the real-time image of the shot ready-mixed concrete into RBG data, then comparing the RGB data corresponding to the real-time image with the RGB data of other images in the database, thereby obtaining an image most similar to the real-time image, and extracting the slump value corresponding to the image as the slump value predicted by the real-time image of the ready-mixed concrete of the batch.
In the monitoring method, the step of establishing the database of the relationship between the image of the ready-mixed concrete and the slump, which is prestored in the data storage system 51, includes:
a 1: shooting the premixed concrete in the stirring device 1 in real time through a video monitoring system 4 to obtain a plurality of real-time images;
a 2: sampling test is carried out after the discharging of the premixed concrete in the step a1 is finished, and the slump numerical value of the premixed concrete is obtained;
a 3: and (3) forming a set of associated data by the real-time image in the step a1 and the slump value obtained in the step a2, carrying out the operations of the step a1 and the step a2 on the ready-mixed concrete of different batches to obtain a plurality of sets of associated data, storing all the associated data into the data storage system 51, and further obtaining a database of the relationship between the image of the ready-mixed concrete and the slump.
As a further improvement of the above technical solution, the method further comprises a step a4 after the step a 3: and adding the associated data of each subsequent batch of the premixed concrete into the database so as to improve the accuracy of prejudgment on the slump of the premixed concrete.
The above embodiments are merely preferred embodiments of the present invention, and the present invention may also have other embodiments, such as reasonable combinations of the technical solutions recorded in the embodiments. Equivalent modifications or substitutions may be made by those skilled in the art without departing from the spirit of the invention, and such equivalent modifications or substitutions are intended to be included within the scope of the claims set forth herein.
Claims (5)
1. A monitoring device for ready mixed concrete, comprising:
a mixing device (1) for receiving and mixing concrete;
the dust concentration sensor (2) is arranged in the stirring device (1) and is used for detecting the dust concentration in the stirring device (1);
the dust collecting device (3) is arranged on the stirring device (1) and is used for absorbing dust in the stirring device (1);
the video monitoring system (4) is used for shooting the ready-mixed concrete in the stirring device (1) so as to monitor the workability of the ready-mixed concrete in real time;
the control system (50) is respectively and electrically connected with the stirring device (1), the dust concentration sensor (2), the dust collecting device (3) and the video monitoring system (4) so as to control the actions of the stirring device (1), the dust collecting device (3) and the video monitoring system (4);
the control system (50) comprises a data storage system (51) and an image analysis system (52), wherein the data storage system (51) is used for storing a database of the relationship between the image of the premixed concrete and the slump, and the image analysis system (52) is used for analyzing the similarity between the image monitored in real time and the image prestored in the data storage system (51) so as to obtain the pre-judged slump corresponding to the premixed concrete monitored in real time;
and the display (6) is connected with the control system (50) and is used for displaying the numerical value of the pre-judged slump corresponding to the ready-mixed concrete in real time.
2. The monitoring device for ready mixed concrete according to claim 1, characterized in that:
agitating unit (1) includes a mixer, be equipped with observation window (7) that are used for observing its inside ready-mixed concrete on the mixer, be equipped with on the mixer and be used for opening and close the switching device of observation window (7), video monitoring system (4) accessible the ready-mixed concrete in the mixer is shot in real time to observation window (7).
3. The monitoring device for ready mixed concrete according to claim 2, characterized in that:
the upper portion of mixer is equipped with left side swash plate and right side swash plate, all dispose one on left side swash plate and the right side swash plate observation window (7) and be located video monitor system (4) of this observation window (7) top.
4. The monitoring device for ready mixed concrete according to claim 2, characterized in that:
the dust concentration sensor (2) is arranged on the inner top wall of the stirrer, and the dust concentration sensor (2) is isolated from the premixed concrete in the stirrer.
5. The monitoring device for ready mixed concrete according to claim 1, characterized in that:
the video monitoring system (4) comprises a camera for carrying out infrared imaging on the ready-mixed concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467653.8U CN212352460U (en) | 2020-07-22 | 2020-07-22 | Monitoring devices of premixed concrete |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021467653.8U CN212352460U (en) | 2020-07-22 | 2020-07-22 | Monitoring devices of premixed concrete |
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| CN212352460U true CN212352460U (en) | 2021-01-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696329A (en) * | 2021-08-25 | 2021-11-26 | 乐山市富侨建材有限公司 | Monitoring and warning method and system for concrete production and construction site |
| CN114311301A (en) * | 2021-12-31 | 2022-04-12 | 唐凯 | High-flow-state environment-friendly premixed concrete processing equipment |
-
2020
- 2020-07-22 CN CN202021467653.8U patent/CN212352460U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113696329A (en) * | 2021-08-25 | 2021-11-26 | 乐山市富侨建材有限公司 | Monitoring and warning method and system for concrete production and construction site |
| CN114311301A (en) * | 2021-12-31 | 2022-04-12 | 唐凯 | High-flow-state environment-friendly premixed concrete processing equipment |
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