CN219320040U - Water permeable brick water permeability coefficient detection equipment - Google Patents
Water permeable brick water permeability coefficient detection equipment Download PDFInfo
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- CN219320040U CN219320040U CN202320220051.XU CN202320220051U CN219320040U CN 219320040 U CN219320040 U CN 219320040U CN 202320220051 U CN202320220051 U CN 202320220051U CN 219320040 U CN219320040 U CN 219320040U
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Abstract
The utility model discloses a water permeable coefficient detection device of a water permeable brick, which comprises: the device comprises a water storage device, a shell, a testing device, a control device and a display device, wherein the control device is respectively and electrically connected with a first flowmeter and a second flowmeter and is used for acquiring flow velocity information of a first overflow port output by the first flowmeter and flow velocity information of a second overflow port output by the second flowmeter according to preset interval time; the display device is electrically connected with the control device, the control device is also used for calculating and controlling the flow rate information of the first overflow port to be sent or stopped to be sent to the display device according to the flow rate difference percentage of the first overflow port adjacent to the preset interval time and the flow rate difference percentage of the second overflow port adjacent to the preset interval time, and the display device is used for displaying the flow rate information of the first overflow port. The method and the device can simplify operation steps, and improve the detection accuracy of the water permeability coefficient of the water permeable brick.
Description
Technical Field
The utility model relates to the technical field of water permeable brick detection, in particular to water permeable brick water permeability coefficient detection equipment.
Background
The existing water permeability coefficient of the water permeable brick is usually detected by referring to the GB/T25993-2010 water permeable pavement brick and water permeable pavement slab annex C water permeability coefficient test method, the method needs to manually measure the water level difference between the overflow port of the water permeable cylinder and the overflow hole of the overflow water tank by using a steel ruler, whether the flow rates of the overflow port of the water permeable cylinder and the overflow hole of the overflow water tank are stable at the same time is manually and subjectively judged, the operation is complicated in the detection process, detection errors are easily caused by manual measurement and manual judgment, and the detection accuracy of the water permeability coefficient of the water permeable brick is reduced.
Disclosure of Invention
Based on the above, it is necessary to provide a water permeable coefficient detection device for water permeable bricks, which is simple to operate and can improve detection accuracy.
A water permeable brick water permeability coefficient detection apparatus comprising:
the water storage device is used for storing airless water;
the shell is arranged below the water storage device;
the testing device is arranged in the shell and comprises an overflow water tank and a permeable cylinder, the permeable cylinder is arranged in the overflow water tank and is of a hollow structure with two open ends at the top and the bottom, the bottom end of the permeable cylinder is used for placing a permeable brick sample, the permeable cylinder is communicated with the water storage device, the overflow water tank is further provided with a first overflow port, a first flowmeter is arranged on the first overflow port, a second overflow port is also arranged on the permeable cylinder, a second flowmeter is arranged on the second overflow port, the second overflow port is higher than the first overflow port, and the height between the first overflow port and the second overflow port is a preset height;
the control device is respectively and electrically connected with the first flowmeter and the second flowmeter, and is used for acquiring flow rate information of the first overflow port output by the first flowmeter and flow rate information of the second overflow port output by the second flowmeter according to preset interval time; and
the display device is electrically connected with the control device, and is further used for calculating and controlling the flow rate information of the first overflow port to be sent or stopped to be sent to the display device according to the flow rate difference percentage of the first overflow port adjacent to the preset interval time and the flow rate difference percentage of the second overflow port adjacent to the preset interval time, and the display device is used for displaying the flow rate information of the first overflow port.
Optionally, the water permeable brick water permeability coefficient detection device further comprises an airless water preparation device, wherein the airless water preparation device is arranged above the water storage device and is communicated with the water storage device, the airless water preparation device is used for preparing airless water and conveying the airless water to the water storage device, the airless water preparation device is further electrically connected with the control device, and the control device is further used for controlling the opening and closing of the airless water preparation device.
Optionally, a pressure sensor is further arranged at the bottom end of the water storage device, the pressure sensor is electrically connected with the control device, and the control device is used for receiving and controlling the opening and closing of the airless water preparation device according to feedback information sent by the pressure sensor.
Optionally, the water storage device further includes a first temperature detection device and a second temperature detection device, the first temperature detection device is arranged in the water storage device, the second temperature sensor is arranged on the outer side wall of the water storage device, the first temperature detection device is used for detecting and displaying the water temperature in the water storage device, and the second temperature detection device is used for detecting and displaying the ambient temperature of the water storage device.
Optionally, the first temperature detection device includes first temperature sensor and the first display screen of electricity connection, first temperature sensor set up in the inside of water storage device, first temperature sensor is used for detecting the inside temperature of water storage device, first display screen set up in on the lateral wall of water storage device, first display screen is used for showing the temperature numerical value that first temperature sensor detected.
Optionally, the second temperature detection device includes second temperature sensor and the second display screen that the electricity is connected, the second temperature sensor set up in on the lateral wall of water storage device, the second temperature sensor is used for detecting the ambient temperature that water storage device is located, the second display screen set up in on the lateral wall of water storage device, the second display screen is used for showing the ambient temperature numerical value that the second temperature sensor detected.
Optionally, the water storage device further comprises a cooling device, the cooling device is arranged at the bottom end inside the water storage device, and the cooling device is used for cooling airless water so as to reduce the temperature of the airless water.
Optionally, the control device is electrically connected with the first temperature sensor and the second temperature sensor respectively, and the control device is used for receiving the water temperature value and the room temperature value transmitted by the first temperature sensor and the second temperature sensor and controlling the opening and closing of the cooling device according to the difference value of the water temperature value and the room temperature value.
Optionally, the water permeable brick water permeability coefficient detection device further comprises a conveying pipeline, the conveying pipeline is arranged between the water storage device and the water permeable cylinder, the conveying pipeline is used for outputting airless water in the water storage device to the water permeable cylinder, the conveying pipeline is further electrically connected with the control device, and the control device is further used for controlling the opening and closing of the conveying pipeline according to the difference value of the water temperature value and the environment temperature value.
Optionally, the water permeable brick water permeability coefficient detection device further comprises a recovery device, one end of the recovery device is communicated with the water permeable cylinder, the other end of the recovery device is communicated with the water storage device, and the recovery device is used for recovering water of the water permeable cylinder to the water storage device.
The utility model provides a water permeable brick coefficient check out test set for prior art, this application is through setting up the height between first overflow mouth and the second overflow mouth to predetermineeing the height, this predetermineeing the height and just being the water head between the water level of water permeable drum and overflow flume, avoided the produced measuring error of manual measurement water head, simplified operating procedure, this application is still through being provided with controlling means and display device, controlling means is connected with first flowmeter and second flowmeter electricity, when adjacent preset interval time the velocity of flow difference percentage between the first overflow mouth and adjacent preset interval time the velocity of flow difference percentage of the second overflow mouth all is less than preset numerical value, the velocity of flow of first overflow mouth and second overflow mouth is stable, controlling means sends the velocity of flow information of first overflow mouth to display device, the velocity of flow information of first overflow mouth finally participates in the calculation of water permeable coefficient, whether the passenger's of judging first overflow mouth and second overflow mouth is stable through controlling means is observed, can avoid artifical subjective error of judging, thereby the accuracy of the water permeable brick that has been improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a device for detecting water permeability coefficient of a water permeable brick according to an embodiment;
FIG. 2 is a schematic structural diagram of a testing device of a water permeable brick water permeability coefficient testing apparatus according to an embodiment;
FIG. 3 is a schematic diagram of a partial structure of a device for detecting water permeability coefficient of a water permeable brick according to an embodiment;
FIG. 4 is a partial top view of a water permeable coefficient detection apparatus for water permeable bricks according to an embodiment;
fig. 5 is a schematic structural diagram of another view angle of the device for detecting water permeability coefficient of water permeable bricks in an embodiment.
1. A water storage device; 11. a first temperature detection device; 111. a first display screen; 12. a second temperature detecting means; 121. a second display screen; 2. a housing; 3. a testing device; 31. a overflow trough; 311. a first overflow port; 32. a permeable cylinder; 321. a second overflow port; 33. a first water outlet pipe; 34. a second water outlet pipe; 4. a display device; 5. a airless water preparation device; 6. an instrument cover; 7. a delivery conduit; 8. a recovery device; 81. a base; 82. a drain pipe; 83. a water return pipe; 9. a water outlet channel; 91. a water inlet pipe.
The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular posture (as shown in the drawings), and if the particular posture is changed, the directional indicator is changed accordingly.
Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, "and/or" throughout this document includes three schemes, taking a and/or B as an example, including a technical scheme, a technical scheme B, and a technical scheme that both a and B satisfy; in addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
Referring to fig. 1 to 4, the present application provides a water permeable brick water permeability coefficient detection apparatus, which includes a water storage device 1, a housing 2, a testing device 3, a control device and a display device 4, wherein the interior of the water storage device 1 is used for storing airless water; the shell 2 is arranged below the water storage device 1; the testing device 3 is arranged in the shell 2, the testing device 3 comprises an overflow water tank 31 and a permeable cylinder 32, the permeable cylinder 32 is arranged in the overflow water tank 31, the permeable cylinder 32 is of a hollow structure with openings at the two ends of the top and the bottom, the bottom end of the permeable cylinder 32 is used for placing a permeable brick sample, the permeable cylinder 32 is communicated with the water storage device 1, the overflow water tank 31 is also provided with a first overflow port 311, a first flowmeter is arranged on the first overflow port 311, the permeable cylinder 32 is also provided with a second overflow port 321, the second overflow port 321 is provided with a second flowmeter, the second overflow port 321 is higher than the first overflow port 311, and the height between the first overflow port 311 and the second overflow port 321 is a preset height; the control device is respectively and electrically connected with the first flowmeter and the second flowmeter, and is used for acquiring the flow rate information of the first overflow port 311 output by the first flowmeter and the flow rate information of the second overflow port 321 output by the second flowmeter according to preset interval time; the display device 4 is electrically connected with the control device, the control device is further used for calculating and controlling the flow rate information of the first overflow port 311 to be sent or stopped to be sent to the display device 4 according to the flow rate difference percentage of the first overflow port 311 adjacent to the preset interval time and the flow rate difference percentage of the second overflow port 321 adjacent to the preset interval time, and the display device 4 is used for displaying the flow rate information of the first overflow port 311.
The utility model provides a water permeable brick coefficient check out test set, relative to prior art, this application is through setting the height between first overflow mouth 311 and the second overflow mouth 321 to predetermine the height, this predetermines the height and is the water head between the water level of water drum 32 and the water level of overflow water tank 31, avoided the measuring error that the manual work measurement water head produced, simplified the operation procedure, this application is still through being provided with controlling means and display device 4, controlling means is connected with first flowmeter and second flowmeter electricity, when the flow rate difference percentage between the first overflow ports 311 adjacent to the preset interval time and the flow rate difference percentage between the second overflow ports 321 adjacent to the preset interval time are smaller than the preset value, the flow rates of the first overflow ports 311 and the second overflow ports 321 are stable, the control device sends the flow rate information of the first overflow ports 311 to the display device 4, the display device 4 displays the flow rate information of the first overflow ports 311, the flow rate information of the first overflow ports 311 finally participates in the calculation of the water permeability coefficient, and the control device visually judges whether the flow rates of the first overflow ports 311 and the second overflow ports 321 are stable or not, so that errors caused by manual subjective judgment can be avoided, and the detection accuracy of the water permeability coefficient of the water permeable brick is improved.
Specifically, the calculation formula of the flow rate difference percentage is: percentage of flow difference = absolute value of the difference between the currently detected flow value and the flow value before the preset interval time/flow value before the preset interval time.
Specifically, the bottom of the permeable cylinder 32 is also provided with a gasket, and the gasket enables a gap to exist between the permeable cylinder 32 and the overflow water tank 31, so that water after the permeable brick sample permeates is easier to flow out.
Specifically, the bottom of the water permeable cylinder 32 is also provided with a sample groove, the water permeable brick sample is arranged in the sample groove, and further, the height of the sample groove is set to be 85mm, so that the water permeable bricks on the market can be detected. The overflow trough 31 has a diameter of 100cm, so that the test water can be saved and the test time can be shortened without affecting the test result.
The number of the test devices 3 is a plurality, the plurality of test devices 3 are arranged in the shell 2 at intervals, and the number of the first flowmeter and the second flowmeter is the same as the number of the test devices 3. So can realize the simultaneous detection of multiunit brick sample that permeates water, practice thrift detection time greatly.
In the present embodiment, the number of the test devices 3 is three, and the display device 4 can display the flow rate information of the first overflow ports 311 of the three test devices 3 at the same time.
Specifically, the preset height between the first overflow port 311 and the second overflow port 321 is 150mm. The preset interval time is 5min, the preset value is 1%, when the difference percentage of the flow velocity between the first overflow ports 311 of the adjacent preset interval time and the difference percentage of the flow velocity between the second overflow ports 321 of the adjacent preset interval time are smaller than 1%, the control device sends the flow velocity information of the first overflow ports 311 to the display device 4, the display device 4 displays the flow velocity information of the first overflow ports 311, and when the difference percentage of the flow velocity between the first overflow ports 311 of the adjacent preset interval time and the difference percentage of the flow velocity between the second overflow ports 321 of the adjacent preset interval time are larger than or equal to 1%, the control device stops sending the flow velocity information of the first overflow ports 311 to the display device 4.
The testing device 3 further comprises a first water outlet pipe 33 and a second water outlet pipe 34, the first overflow port 311 is communicated with the first water outlet pipe 33, the second overflow port 321 is communicated with the second water outlet pipe 34, water in the overflow water tank 31 enters the first water outlet pipe 33 through the first overflow port 311, flows out to the outside, and water in the permeable cylinder 32 enters the second water outlet pipe 34 through the second overflow port 321 and then flows out to the outside.
Further, the first overflow port 311 and the second overflow port 321 are similar in shape and are funnel-shaped, and the diameters of the water inlets of the first overflow port 311 and the second overflow port 321 are larger than those of the water outlets of the first overflow port 311 and the second overflow port 321, so that the water inlets are enlarged, and the influence of the tension of water on the flow rate of the flowing water can be reduced.
Specifically, a PLC programmable control module is disposed in the control device, and the display device 4 may be a liquid crystal display.
Specifically, the water storage device 1 and the shell 2 are composed of two layers of stainless steel, and heat insulation materials are filled between the two layers of stainless steel to ensure the heat insulation effect of the water storage device.
Referring to fig. 1, the water permeable coefficient detection device of the water permeable brick further comprises an airless water preparation device 5, wherein the airless water preparation device 5 is arranged above the water storage device 1 and is communicated with the water storage device 1, the airless water preparation device 5 is used for preparing airless water and conveying the airless water to the water storage device 1, the airless water preparation device 5 is further electrically connected with a control device, and the control device is further used for controlling the opening and closing of the airless water preparation device 5.
In this example, the airless water is freshly prepared distilled water.
Specifically, the water permeable brick water permeability coefficient detection device further comprises an instrument cover 6, and the instrument cover 6 is arranged between the airless water preparation device 5 and the water storage device 1.
Specifically, the water permeable brick water permeability coefficient detection device further comprises a water inlet pipe 91, one end of the water inlet pipe 91 is communicated with the airless water preparation device 5, the other end of the water inlet pipe is communicated with the water storage device 1, and airless water newly prepared by the airless water preparation device 5 enters the water storage device 1 through the water inlet pipe 91.
Referring to fig. 1, a pressure sensor is further disposed at the bottom end of the water storage device 1, and is electrically connected with a control device, and the control device is used for receiving and controlling the opening and closing of the airless water preparation device 5 according to feedback information sent by the pressure sensor.
Specifically, when the pressure of the pressure sensor is smaller than a minimum value, which means that the water in the water storage device 1 is used up, the control device controls the airless water preparation device 5 to be started to prepare airless water. When the pressure of the pressure sensor is larger than the maximum value, the water storage device 1 is filled with the airless water, and the control device controls the airless water preparation device 5 to be closed to stop preparing the airless water.
Further, the minimum value is the pressure value of the water storage device 1 without the airless water, and the maximum value is the pressure value of the water storage device 1 filled with the airless water.
Referring to fig. 1, the water storage device 1 further includes a first temperature detecting device 11 and a second temperature detecting device 12, the first temperature detecting device 11 is disposed inside the water storage device 1, the second temperature detecting device 12 is disposed on an outer side wall of the water storage device, the first temperature detecting device 11 is used for detecting and displaying a water temperature inside the water storage device 1, and the second temperature detecting device 12 is used for detecting and displaying an environmental temperature where the water storage device 1 is located, so that a water temperature and a room temperature in a detection process can be conveniently obtained.
Referring to fig. 1, the first temperature detecting device 11 includes a first temperature sensor and a first display screen 111 electrically connected, the first temperature sensor is disposed inside the water storage device 1, the first temperature sensor is used for detecting water temperature inside the water storage device 1, the first display screen 111 is disposed on an outer sidewall of the water storage device 1, and the first display screen 111 is used for displaying water temperature values detected by the first temperature sensor.
Referring to fig. 1, the second temperature detecting device 12 includes a second temperature sensor and a second display screen 121 that are electrically connected, the second temperature sensor is disposed on an outer sidewall of the water storage device 1, the second temperature sensor is used for detecting an ambient temperature of the water storage device 1, the second display screen 121 is disposed on the outer sidewall of the water storage device 1, and the second display screen 121 is used for displaying an ambient temperature value detected by the second temperature sensor.
Referring to fig. 1, the water storage device 1 further includes a cooling device disposed at an inner bottom end of the water storage device 1, and the cooling device is used for cooling the airless water to reduce a temperature of the airless water.
Referring to fig. 1, a control device is electrically connected to the first temperature sensor and the second temperature sensor, respectively, and is configured to receive the water temperature value and the ambient temperature value transmitted by the first temperature sensor and the second temperature sensor, and control the cooling device to be turned on and off according to a difference between the water temperature value and the ambient temperature value.
Referring to fig. 3 to 5, the water permeable brick water permeability coefficient detecting device further includes a conveying pipeline 7, the conveying pipeline 7 is disposed between the water storage device 1 and the water permeable cylinder 32, the conveying pipeline 7 is used for outputting airless water in the water storage device 1 into the water permeable cylinder 32, the conveying pipeline 7 is further electrically connected with a control device, and the control device is used for controlling opening and closing of the conveying pipeline 7 according to a difference value between a water temperature value and an environmental temperature value.
Specifically, when the temperature difference between the water temperature of the newly prepared airless water and the room temperature is greater than 4 ℃, at this time, the conveying pipeline 7 is closed, the control device controls the cooling device to be turned on to cool the airless water, after cooling, when the temperature difference between the water temperature of the airless water and the room temperature is just 4 ℃, the control device controls the cooling device to be turned off and turns on the conveying pipeline 7, and the airless water in the water storage device 1 enters the permeable cylinder 32 through the conveying pipeline 7.
Referring to fig. 5, the water permeable brick water permeability coefficient detection apparatus further includes a recovery device 8, one end of the recovery device 8 is communicated with the water permeable cylinder 32, and the recovery device 8 is used for recovering water of the water permeable cylinder 32 into the water storage device 1. The water that overflows in the drum 32 permeates water, does not have the infiltration through the brick sample permeates water, and the heat loss is little, can reuse, and this application is through being provided with recovery unit 8, can realize the cyclic utilization of the airless water that the drum 32 overflows permeates water, reduces the waste of water resource.
Specifically, the recovery device 8 includes a base 81, a drain pipe 82, a return pipe 83, and a water pump, the second water outlet pipe 34 is connected to the drain pipe 82, the water pump is disposed inside the base 81 and is communicated with one end of the return pipe 83, and the other end of the return pipe 83 is communicated with the water storage device 1. The water of the first water outlet pipe 33 and the second water outlet pipe 34 is output to the bottom of the casing 2 via a water outlet pipe 82, and the water pump is used for supplying power for conveying the water in the base 81 to the water storage device 1 via a water return pipe 83.
Specifically, the water permeable brick water permeability coefficient detection device further comprises a water outlet channel 9, wherein the water outlet channel 9 is arranged at the bottom of the shell 2, water in the overflow water tank 31 flows to the bottom of the shell 2 through the first water outlet pipe 33, and is discharged to the outside of the shell 2 through the water outlet channel 9.
The operation steps of the application are as follows: the diameter D and the thickness L of the cylindrical water permeable brick sample are measured by a steel ruler, the two measurements are respectively carried out, the average value is taken, the precision is taken to be 0.1cm, and the upper surface area A of the sample is calculated.
The periphery of the sample is sealed by a sealing material or other means so that the sample is watertight and water permeates only from the upper and lower surfaces of the sample.
After the sealing material is solidified, the sample is placed into a vacuum device, vacuumized to 90kPa + -1 kPa, and maintained for 30 minutes. While maintaining the vacuum, adding enough water to cover the sample and enable the water level to be 10cm higher than the sample, stopping vacuumizing, soaking for 20min, taking out the sample, opening the instrument cover 6, taking out three permeable cylinders 32, loading the sample into the sample tank of the permeable cylinders 32, putting back the permeable cylinders 32 with the sample, covering the instrument cover 6, opening the control device, controlling the airless water preparation device 5 to automatically start to prepare airless water when the pressure sensed by the pressure sensor at the bottom of the water storage device 1 is smaller than the minimum value, enabling the prepared airless water to enter the water storage device 1 through the water inlet pipe 91, enabling the pressure sensor to sense the pressure when the airless water of the water storage device 1 is full, feeding back the information to the control device, and controlling the airless water preparation device 5 to stop preparing the airless water.
After the water storage device 1 is full of water, the first display screen 111 and the second display screen 121 on the outer side wall of the water storage device 1 can display the water temperature and the ambient temperature respectively, when the water temperature is higher than the ambient temperature by more than 4 degrees, the control device controls the cooling device inside the water storage device 1 to be started to cool the newly prepared airless water, when the airless water temperature is reduced to be just higher than the ambient temperature by 4 degrees, the control device controls the conveying pipeline 7 on the permeable cylinder 32 to be opened, and the cooling device is closed, and water in the water storage device 1 enters the permeable cylinder 13 through the conveying pipeline 7 to start measurement and detection test.
After the detection is started, water in the conveying pipeline 7 is continuously added into the three permeable cylinders 32, water in the permeable cylinders 32 can flow into the overflow water tank 31 through a sample in a sample tank at the lower part of the permeable cylinders 32, when the water level of the overflow water tank 31 reaches a funnel-shaped first overflow port 311 in the overflow water tank 31, water can flow out from a first water outlet pipe 33 with a flowmeter, water in the permeable cylinders 32 also can flow out from a second water outlet pipe 34 with a flowmeter on the permeable cylinders 31 when the water in the permeable cylinders 32 reaches a funnel-shaped second overflow port 321 in the permeable cylinders 32, water flowing out from the second water outlet pipe 34 with the flowmeter in the permeable cylinders 32 can flow into the base 81 through a water outlet pipe 82, and a built-in water pump in the base 81 can pump water in the base 81 back into the water storage device 1 through a water return pipe 83, so that the aim of recycling airless water is achieved. When the flow rates of water flowing out of the first water outlet pipe 33 with the flow meter on the overflow water tank 31 and the water flowing out of the water outlet pipe 34 with the flow meter on the water permeable cylinder 32 are stable at the same time, the flow rate data of the flow meter 23 on the first water outlet pipe 33 in the overflow water tank 31 are collected by the control device, and the collected flow rate data are displayed on the display device 4.
The water permeability coefficient is calculated as follows
Wherein k is T The water permeability coefficient of the sample at T DEG C is expressed in units of (cm/s);
q represents the seepage water quantity of the first water outlet pipe within t seconds, and the unit is (mL);
l represents the thickness of the sample in (cm);
a represents the upper surface area of the sample in (cm) 2 )；
H represents the water level difference between the first overflow port and the second overflow port, and the unit is cm;
t represents time in(s).
Still further, the method comprises the steps of,
i.e. the flow rate of the first overflow port.
The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather should be understood to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the following description and drawings or any application directly or indirectly to other relevant art(s).
Claims (10)
1. The utility model provides a brick coefficient of water permeability check out test set which characterized in that includes:
the water storage device is used for storing airless water;
the shell is arranged below the water storage device;
the testing device is arranged in the shell and comprises an overflow water tank and a permeable cylinder, the permeable cylinder is arranged in the overflow water tank and is of a hollow structure with two open ends at the top and the bottom, the bottom end of the permeable cylinder is used for placing a permeable brick sample, the permeable cylinder is communicated with the water storage device, the overflow water tank is further provided with a first overflow port, a first flowmeter is arranged on the first overflow port, a second overflow port is also arranged on the permeable cylinder, a second flowmeter is arranged on the second overflow port, the second overflow port is higher than the first overflow port, and the height between the first overflow port and the second overflow port is a preset height;
the control device is respectively and electrically connected with the first flowmeter and the second flowmeter, and is used for acquiring flow rate information of the first overflow port output by the first flowmeter and flow rate information of the second overflow port output by the second flowmeter according to preset interval time; and
the display device is electrically connected with the control device, and is further used for calculating and controlling the flow rate information of the first overflow port to be sent or stopped to be sent to the display device according to the flow rate difference percentage of the first overflow port adjacent to the preset interval time and the flow rate difference percentage of the second overflow port adjacent to the preset interval time, and the display device is used for displaying the flow rate information of the first overflow port.
2. The water permeable brick water permeability coefficient detection device according to claim 1, further comprising an airless water preparation device, wherein the airless water preparation device is arranged above the water storage device and is communicated with the water storage device, the airless water preparation device is used for preparing airless water and conveying the airless water to the water storage device, the airless water preparation device is further electrically connected with the control device, and the control device is further used for controlling the opening and closing of the airless water preparation device.
3. The water permeable brick water permeability coefficient detection device according to claim 2, wherein a pressure sensor is further arranged at the bottom end of the water storage device, the pressure sensor is electrically connected with the control device, and the control device is used for receiving and controlling the opening and closing of the airless water preparation device according to feedback information sent by the pressure sensor.
4. The water permeable brick water permeability coefficient detection device according to claim 2, wherein the water storage device further comprises a first temperature detection device and a second temperature detection device, the first temperature detection device is arranged inside the water storage device, the second temperature detection device is arranged on the outer side wall of the water storage device, the first temperature detection device is used for detecting and displaying the water temperature inside the water storage device, and the second temperature detection device is used for detecting and displaying the environmental temperature where the water storage device is located.
5. The water permeable brick water permeability coefficient detection device according to claim 4, wherein the first temperature detection device comprises a first temperature sensor and a first display screen which are electrically connected, the first temperature sensor is arranged in the water storage device, the first temperature sensor is used for detecting the water temperature in the water storage device, the first display screen is arranged on the outer side wall of the water storage device, and the first display screen is used for displaying the water temperature value detected by the first temperature sensor.
6. The water permeable brick water permeability coefficient detection device according to claim 5, wherein the second temperature detection device comprises a second temperature sensor and a second display screen which are electrically connected, the second temperature sensor is arranged on the outer side wall of the water storage device, the second temperature sensor is used for detecting the environmental temperature of the water storage device, the second display screen is arranged on the outer side wall of the water storage device, and the second display screen is used for displaying the environmental temperature value detected by the second temperature sensor.
7. The water permeable brick water permeability coefficient detecting apparatus according to claim 6, wherein the water storage device further comprises a cooling device provided at an inner bottom end of the water storage device, the cooling device being configured to cool airless water to reduce a temperature of the airless water.
8. The water permeable brick water permeability coefficient detecting device according to claim 7, wherein the control device is electrically connected to the first temperature sensor and the second temperature sensor, respectively, and is configured to receive the water temperature value and the room temperature value transmitted by the first temperature sensor and the second temperature sensor, and control the cooling device to be turned on and off according to a difference between the water temperature value and the room temperature value.
9. The water permeable brick water permeability coefficient detecting apparatus according to claim 8, further comprising a conveying pipeline, wherein the conveying pipeline is arranged between the water storage device and the water permeable cylinder, the conveying pipeline is used for outputting airless water in the water storage device into the water permeable cylinder, the conveying pipeline is further electrically connected with the control device, and the control device is further used for controlling the opening and closing of the conveying pipeline according to the difference between the water temperature value and the environment temperature value.
10. The water permeable brick water permeability coefficient detecting apparatus according to claim 1, further comprising a recovery device, one end of the recovery device is communicated with the water permeable cylinder, the other end of the recovery device is communicated with the water storage device, and the recovery device is used for recovering water of the water permeable cylinder into the water storage device.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320220051.XU CN219320040U (en) | 2023-02-15 | 2023-02-15 | Water permeable brick water permeability coefficient detection equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320220051.XU CN219320040U (en) | 2023-02-15 | 2023-02-15 | Water permeable brick water permeability coefficient detection equipment |
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| CN219320040U true CN219320040U (en) | 2023-07-07 |
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| CN202320220051.XU Active CN219320040U (en) | 2023-02-15 | 2023-02-15 | Water permeable brick water permeability coefficient detection equipment |
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