CN211868221U - Monitoring system for simulation concrete transportation process loss over time - Google Patents
Monitoring system for simulation concrete transportation process loss over time Download PDFInfo
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- CN211868221U CN211868221U CN201922241923.7U CN201922241923U CN211868221U CN 211868221 U CN211868221 U CN 211868221U CN 201922241923 U CN201922241923 U CN 201922241923U CN 211868221 U CN211868221 U CN 211868221U
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Abstract
The utility model provides a monitored control system of simulation concrete transportation loss over time belongs to concrete equipment technical field. The system comprises a power part, a coupler connected with the power part, a mixing drum connected with the coupler, and a heat-preservation and heat-insulation outer frame arranged outside the mixing drum and sealing the mixing drum, wherein a drum cover, a feeding and discharging port and a temperature control unit communicated with the heat-preservation and heat-insulation outer frame are arranged on the mixing drum. The motion state of the concrete in the transportation process of the tank truck is simulated by controlling the rotating speed of the mixing drum; the working temperature of the mixing drum is controlled to be the same as the temperature of the tank car in the advancing process by the temperature control unit; the influence of the temperature of the raw materials, the external temperature, the rotation of the cylinder, the hydration in the cement process and the like on the temperature change of the concrete can be monitored by the infrared thermometer. The utility model discloses system simulation monitoring concrete is from the workability change of leaving a station to the delivery point, optimizes the match ratio and tries mixing, control production quality.
Description
Technical Field
The utility model belongs to the technical field of concrete equipment, specifically be a monitored control system of simulation concrete transportation loss over time.
Background
The premixed concrete is a concrete mixture which is sold by metering and mixing cement, aggregate, water, additives, mineral admixtures and the like according to a certain proportion in a mixing station and is transported to a use place within a specified time by adopting a transport vehicle. At present, the state advocates the high-quality development of each enterprise vigorously, and for ready-mixed concrete enterprises, improving the concrete quality control capability is one of the effective measures for promoting the high-quality development of the enterprises. Although a plurality of high-performance additives can prolong the working retention time of concrete products at present, the timeliness of concrete transportation is restricted by road restriction, speed limit, traffic jam and the like of a concrete transportation tank truck, and the refinement and complication of a building structure put forward higher requirements on the quality of concrete.
The existing ready-mixed concrete mixing plant, whether a state enterprise, a civil enterprise or a local enterprise, strictly controls the delivery quality of concrete under the supervision of internal control standards, project requirements and governments, but still lacks proper monitoring measures in the transportation process of a concrete tank truck, has more uncontrollable factors, often causes the rapid decline of the workability when the concrete with good delivery workability arrives at a delivery place, is not suitable for construction and pouring, reduces the service quality of customers, further causes quality risks and economic losses, and cannot accurately simulate the workability influence of the transportation environment on the concrete during the current trial assembly, so that the trial assembly cannot accurately guide the actual production.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is not enough to the actual production guidance to try on the concrete, and the not enough current situation of concrete transportation process control provides a monitored control system of simulation concrete transportation process loss over time.
The utility model discloses the purpose is realized through following technical scheme:
the utility model provides a monitored control system of simulation concrete transportation process loss over time, includes power spare, the shaft coupling of being connected with power spare, the churn of being connected with the shaft coupling to and set up the thermal-insulated frame of heat preservation sealed with the churn in the churn outside, be provided with cover and business turn over material mouth on the churn, the system still includes infrared thermometer and the temperature control unit who communicates with the thermal-insulated frame that keeps warm.
Furthermore, the system also comprises a fixed seat, wherein the fixed seat comprises a bottom plate and side plates which are arranged on two sides of the bottom plate and are vertical to the bottom plate.
Furthermore, one side plate is also connected with a top plate, and the temperature control unit is installed on the top plate.
Furthermore, the power part, the mixing drum and the heat-preservation and heat-insulation outer frame are fixed on the bottom plate.
Further, the infrared thermometer is installed on the other side plate, and the irradiation point of the infrared thermometer is aligned with the vertical central section of the mixing drum.
Furthermore, a concrete baffle is arranged at the material inlet and the material outlet of the mixing drum, and the included angle between the concrete baffle and the horizontal direction is 30-90 degrees.
Further, the bottom of the stirring cylinder is also provided with a supporting plate.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the motion state of the concrete in the transportation process of the tank truck is simulated by controlling the rotating speed of the mixing drum to be the same as the advancing rotating speed of the tank truck.
2. The working temperature of the mixing drum is adjusted and controlled through the temperature control unit, so that the working temperature of the mixing drum is the same as the temperature of the tank car in the advancing process.
3. The influence of the temperature of the raw materials, the external temperature, the rotation of the cylinder, the hydration in the cement process and the like on the temperature change of the concrete can be monitored by the infrared thermometer. The utility model discloses simulation record concrete is from the change of leaving a station to pouring place temperature, whether can simulate monitoring to delivery point concrete temperature and satisfy the construction requirement on the one hand, on the other hand can study tank car rotational speed under set ambient temperature, the influence degree to concrete final temperature is introduced along with time variation to factors such as concrete initial temperature, cement hydration (or cement folk prescription quantity, cement total amount), thereby take corresponding temperature control measure, can accomplish the eco-friendly economy as far as possible under the requirement of guaranteeing that the concrete satisfies the income mould temperature.
4. The utility model discloses the system can simulate the monitoring concrete and change from the workability of leaving a station to the delivery point. The mixing proportion can be quickly optimized for trial mixing, the workability of the concrete to a delivery place can be simulated, and the production quality control can be guided.
Drawings
Fig. 1 is a schematic structural diagram of the system of the present invention.
Reference numerals: 1-power part, 2-mixing drum, 3-coupler, 4-heat preservation and insulation outer frame, 5-fixing seat, 501-bottom plate, 502-side plate, 503-top plate, 6-temperature control unit, 7-infrared thermometer, 8-drum cover and 9-concrete baffle.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
A monitoring system for simulating the loss of concrete over time during transportation, as shown in figure 1. The system comprises a power part 1, a coupler 3 connected with the power part 1, a mixing drum 2 connected with the coupler 3, and a heat-preservation and heat-insulation outer frame 4 arranged outside the mixing drum 2 and sealing the mixing drum 2, wherein a drum cover 8 and a feeding and discharging port are arranged on the mixing drum 2, and the system further comprises an infrared thermometer 7 and a temperature control unit 6 communicated with the heat-preservation and heat-insulation outer frame 4.
The utility model discloses among the monitored control system, the effect of power spare 1 is that the stirring work for churn 2 provides power, and power spare 1 can select the conventional device that can provide power in this field, for example cologne speed reducer, bench reach converter etc.. The shaft coupling 3 is used for transmitting the power provided by the power part 1 to the mixing drum 2 and further driving the mixing drum 2 to rotate, and the positive and negative rotating speeds of the mixing drum 2 can be controlled to be 1-10R/min by controlling the power of the power part 1 and are matched with the rotating speed of the tank car in the advancing process. The heat preservation and insulation outer frame 4 is used for sealing the mixing drum 2, the temperature control unit 6 is used for controlling and adjusting the temperature in the heat preservation and insulation outer frame 4, the temperature of the mixing drum 2 in the advancing process of the tank car can be simulated, the infrared thermometer 7 is used for detecting the temperature of concrete, and the drum cover 8 and the material inlet and outlet are used for realizing the putting in and taking out of the concrete.
Further, the system also includes a fixing base 5, and the fixing base 5 includes a bottom plate 501 and side plates 502 disposed on two sides of the bottom plate 501 and perpendicular to the bottom plate 501. Fixing base 5 is for realizing the utility model discloses monitored control system's placing and fixing prevents because rock and increase the error in the simulation process.
Further, a top plate 503 is connected to one side plate 502, and the temperature control unit 6 is mounted on the top plate 503. The specific structure of the temperature control unit 6 is not limited, as long as the purpose of controlling and adjusting the temperature in the heat-insulation outer frame 4 can be achieved, a small refrigeration device (such as a compressor, an evaporator, a condenser, a throttling device or a refrigerant tank) can be preferably arranged to reduce the temperature, meanwhile, an electric heating guide wire and a fan can be arranged to accelerate the temperature rise, hot gas or cold air can be rapidly conveyed into the heat-insulation outer frame 4 through a guide pipe during operation, and then the temperature matching of the working environment of the mixing drum 2 and the temperature of the tank car during traveling is guaranteed.
Further, the power member 1, the mixing drum 2 and the heat-insulating outer frame 4 are fixed on the bottom plate 501.
Further, the infrared thermometer 7 is installed on the other side plate 502, and the irradiation point of the infrared thermometer 7 is aligned with the vertical central section of the mixing drum 2, so that the temperature of the concrete can be tested at any time, and a temperature change curve is drawn by taking time as an abscissa and changing the temperature into an ordinate.
Further, a concrete baffle 9 is arranged at the material inlet and the material outlet of the mixing drum 2, and the included angle between the concrete baffle 9 and the horizontal direction is 30-90 degrees. The concrete baffle 9 is used for facilitating the outflow of concrete in the mixing drum 2.
Further, a support plate is arranged at the bottom of the stirring cylinder 2. The effect of backup pad is in order to form an angle of inclination with the churn 2 barrel, and then guarantees that the placing of churn 2 is the same with the tank car jar body structure, does not spill when rotating and leaks, improves the accuracy of simulation.
The utility model discloses concrete transportation process loss monitored control system's concrete working process as follows through time:
the sampled concrete is loaded from the material inlet and outlet of the mixing drum 2, the drum cover 8 is covered, the power supply is connected, the mixing drum 2 rotates under the driving of the power part 1, and the positive and negative rotating speeds of the mixing drum 2 are controlled to be 1-10R/min by controlling the power of the power part 1 and are matched with the rotating speed of the tank car in the advancing process. The temperature in the heat-preservation and heat-insulation outer frame 4 is adjusted through the temperature control unit 6, so that the working temperature of the mixing drum 2 is the same as the outdoor temperature (namely the same as the ambient temperature in the process of tank car moving), then the temperature change condition of the concrete along with the time change in the rotating process is recorded through the infrared thermometer 7 at intervals (the time is used as an abscissa, the temperature change is used as an ordinate to draw a temperature change curve), and meanwhile, the working change of the concrete is observed.
After the simulation experiment is finished, the drum cover 8 is opened, the stirring drum 2 is rotated reversely, the concrete flows out through the baffle, then the stirring drum 2 is cleaned, and the power supply is disconnected.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The monitoring system is characterized by comprising a power part, a coupler connected with the power part, a mixing drum connected with the coupler and a heat-preservation heat-insulation outer frame arranged outside the mixing drum and sealing the mixing drum, wherein a drum cover and a feeding and discharging port are arranged on the mixing drum, and the system further comprises an infrared thermometer and a temperature control unit communicated with the heat-preservation heat-insulation outer frame.
2. A monitoring system for simulating the loss of concrete during transportation in accordance with claim 1, further comprising a fixing base, wherein the fixing base comprises a bottom plate and side plates disposed on both sides of the bottom plate and perpendicular to the bottom plate.
3. The monitoring system for simulating the time loss of the concrete transportation process as claimed in claim 2, wherein the power member, the mixing drum and the heat-insulating outer frame are fixed on the bottom plate.
4. A monitoring system for simulating the loss of concrete during transportation according to claim 2, wherein a top plate is further connected to one side plate, and the temperature control unit is mounted on the top plate.
5. A monitoring system for simulating the loss of concrete during transportation over time as claimed in claim 2 wherein the infrared thermometers are mounted on the other side plate and the point of illumination of the infrared thermometers is aligned with the vertical central section of the mixing drum.
6. The monitoring system for simulating the time loss in the concrete transportation process as claimed in claim 1, wherein a concrete baffle is further arranged at the material inlet and the material outlet of the mixing drum, and the included angle of the concrete baffle and the horizontal direction is 30-90 degrees.
7. A monitoring system for simulating the loss of concrete during transportation according to claim 1, wherein a support plate is further provided at the bottom of the mixing drum.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922241923.7U CN211868221U (en) | 2019-12-13 | 2019-12-13 | Monitoring system for simulation concrete transportation process loss over time |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922241923.7U CN211868221U (en) | 2019-12-13 | 2019-12-13 | Monitoring system for simulation concrete transportation process loss over time |
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| CN211868221U true CN211868221U (en) | 2020-11-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774511A (en) * | 2021-01-12 | 2021-05-11 | 中铁十四局集团大盾构工程有限公司 | Temperature-control closed stirring device and method for soil materials |
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2019
- 2019-12-13 CN CN201922241923.7U patent/CN211868221U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112774511A (en) * | 2021-01-12 | 2021-05-11 | 中铁十四局集团大盾构工程有限公司 | Temperature-control closed stirring device and method for soil materials |
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