CN116465782A - Plant-growing type pervious concrete test device and test method - Google Patents
Plant-growing type pervious concrete test device and test method Download PDFInfo
- Publication number
- CN116465782A CN116465782A CN202310394653.1A CN202310394653A CN116465782A CN 116465782 A CN116465782 A CN 116465782A CN 202310394653 A CN202310394653 A CN 202310394653A CN 116465782 A CN116465782 A CN 116465782A
- Authority
- CN
- China
- Prior art keywords
- plant
- growing type
- soil
- water
- permeable concrete
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000012360 testing method Methods 0.000 title claims abstract description 92
- 239000011380 pervious concrete Substances 0.000 title claims abstract description 54
- 238000010998 test method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 239000002689 soil Substances 0.000 claims abstract description 108
- 239000004567 concrete Substances 0.000 claims abstract description 90
- 239000002245 particle Substances 0.000 claims abstract description 51
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 23
- 239000007921 spray Substances 0.000 claims description 34
- 238000005086 pumping Methods 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 6
- 239000012466 permeate Substances 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 4
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 11
- 238000004043 dyeing Methods 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009991 scouring Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000012615 aggregate Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000013102 re-test Methods 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/0813—Measuring intrusion, e.g. of mercury
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Cultivation Receptacles Or Flower-Pots, Or Pots For Seedlings (AREA)
- Cultivation Of Plants (AREA)
Abstract
The utility model relates to a vegetation type permeable concrete test device and a test method. The utility model aims to solve the technical problem of how to measure the water and soil stabilizing capability of vegetation-type permeable concrete. The utility model discloses a plant-growing type permeable concrete test device which comprises a water supply assembly and a measurement assembly, wherein the measurement assembly comprises a test piece groove for placing plant-growing type permeable concrete, and a first collecting box and a second collecting box which are respectively provided with a filter screen are arranged under the test piece groove and at the downstream section. The utility model also discloses a test method of the plant-growing type permeable concrete, which is characterized in that water mixed with soil particles passes through the plant-growing type permeable concrete, soil collecting boxes with built-in filter screens are respectively arranged below and at the downstream end of the plant-growing type permeable concrete, and the soil stabilizing capacity of the plant-growing type permeable concrete is measured by measuring the soil quality in different soil collecting boxes and calculating the ratio. The method can achieve the technical effect of measuring the water and soil stabilizing capability of the pervious concrete.
Description
Technical Field
The utility model relates to the technical field of permeable concrete vegetation slope measurement, in particular to a vegetation permeable concrete test device and a vegetation permeable concrete test method.
Background
The permeable concrete is also called porous concrete, is a porous lightweight concrete prepared by mixing aggregate, cement, reinforcing agent and water, and has good permeability. The vegetation and the permeable concrete are combined to obtain the vegetation type permeable concrete, and the vegetation type permeable concrete is widely applied to slope protection at present. The vegetation type permeable concrete can effectively improve the water and soil loss of the side slope in the aspect of slope protection at present, reduces the occurrence probability of geological disasters such as landslide, mud-rock flow and the like, and is beneficial to the construction of ecological environment and the development of the whole natural ecological system. Therefore, the slope type of the plant-type permeable concrete is always the leading task in the industry in the research of the plant-type permeable concrete. The influence of different slope types of the plant-growing type permeable concrete is clearly studied, and the plant-growing type permeable concrete slope with excellent structure can be designed and applied to actual engineering to benefit mankind.
In the existing permeable concrete vegetation slope measuring technology, the water sample of a vegetation type permeable concrete test piece is often tested to determine the anti-scouring capability of the vegetation type permeable concrete. The Chinese patent with the authority notice number of CN 204988969U and the authority notice date of 2016.01.20 provides an anti-blocking permeable concrete permeable simulation test device, which comprises a water storage barrel, a self-priming pump, a plastic box, a measuring profile and a permeable test block, wherein a PVC pipe is arranged in the water storage barrel, the self-priming pump is arranged on the PVC pipe, a water outlet of the self-priming pump is connected with a nozzle, a plastic box is arranged at the bottom of the nozzle, a supporting frame is arranged in the plastic box, the permeable test block is arranged on the supporting frame, a water outlet is arranged at the bottom of the plastic box, and the measuring cylinder is arranged at the water outlet. A flowmeter is arranged between the nozzle and the self-priming pump. The water permeable test block is an anti-blocking water permeable concrete test block. The bottom of the plastic box is provided with a slope, and the lowest end of the slope is connected with the water outlet. And a graduated scale is arranged on the outer side of the measuring cylinder. By adopting the device, soil particles can be mixed in the water storage bucket, water with the soil particles sprayed out by the nozzle is utilized to simulate water flow, and the anti-scouring capability of the plant-growing type permeable concrete is tested by placing the plant-growing type permeable concrete on the support frame, but the device can not be used for testing the capability of stabilizing water and soil of the plant-growing type permeable concrete.
Disclosure of Invention
The utility model aims to provide a test method of vegetation-type pervious concrete, which aims to solve the technical problem of how to measure the water and soil stabilizing capability of the vegetation-type pervious concrete.
The utility model also aims to provide a plant-growing type permeable concrete test device so as to solve the technical problem of how to measure the water and soil stabilizing capability of the plant-growing type permeable concrete.
The technical scheme of the vegetation type pervious concrete test method is as follows:
according to the test method of the plant-growing type permeable concrete, water mixed with soil particles passes through the inclined plant-growing type permeable concrete, soil collecting boxes with built-in filter screens are respectively arranged below and at the downstream end of the plant-growing type permeable concrete, and the soil stabilizing capacity of the plant-growing type permeable concrete is measured by measuring the soil quality in different soil collecting boxes and calculating the ratio.
The beneficial effects are as follows: the utility model is an improved utility model. The soil equivalent in the soil collecting box of built-in filter screen of setting below the plant-growing type pervious concrete is the soil under the firm by plant-growing type pervious concrete, and the soil equivalent in the soil collecting box of built-in filter screen of setting in plant-growing type pervious concrete low reaches still takes place the soil that water loss took place under the protection of plant-growing type pervious concrete, measure the soil quality in different soil collecting boxes and calculate the ratio of soil quality under firm and soil quality that water loss, just can survey plant-growing type pervious concrete's firm water-soil ability, later change other plant-growing type pervious concrete and retried, just can obtain the ladder diagram of different plant-growing type pervious concrete firm water-soil ability.
The plant-growing type permeable concrete test device has the following technical scheme:
the utility model provides a plant-growing type concrete test device that permeates water, includes water supply assembly and survey subassembly, and survey subassembly is including the test piece groove that is used for placing plant-growing type concrete that permeates water, is equipped with first collection box under the test piece groove, and first collection incasement portion is equipped with the filter screen, and the low reaches end connection of test piece groove is provided with the second collection box, and the inside of second collection box is equipped with the filter screen the same with the inside filter screen structure of first collection box.
The beneficial effects are as follows: the utility model is an improved utility model. The first collecting box and the second collecting box with built-in filter screens are arranged on the test piece groove and at the lower part and the downstream end of the plant-growing type permeable concrete, so that soil particles in water sprayed out of the water supply assembly are respectively left in the first collecting box and the second collecting box, the soil particle mass in the first collecting box is measured and can be equivalent to the soil particle mass under the stability of the plant-growing type permeable concrete, and the soil particle mass in the second collecting box is measured and can be equivalent to the soil particle mass still subjected to soil loss under the stability of the plant-growing type permeable concrete. The water and soil stabilizing capacity of the vegetation type permeable concrete can be obtained by calculating the ratio of the soil particle mass in the first collecting box to the soil particle mass in the second collecting box, and then the vegetation type permeable concrete of other vegetation types is replaced and retested, so that the ladder diagrams of the water and soil stabilizing capacities of different vegetation type permeable concrete can be obtained.
Further, a plurality of layers of filter screens with the diameters reduced from top to bottom are arranged in the first collecting box.
The beneficial effects are as follows: soil particles with different particle diameters are filtered through filter screens with different filter screen calibers, so that the soil particles with different particle diameters are conveniently weighed after the test is finished, and the capability of the vegetation type permeable concrete for stabilizing the soil particles with different particle diameters is judged.
Further, the first collection box is internally provided with dyed paper positioned below the filter screen.
The beneficial effects are as follows: the dyed water is sprayed out of the water supply assembly, the dyed water reaches dyed permeable paper after penetrating into the plant-growing permeable concrete, the dyed permeable paper is dyed, and after the test is finished, the water penetration amount of different areas of the plant-growing permeable concrete can be judged according to the dyeing depths of different parts on the dyed permeable paper.
Further, the first collecting box and the second collecting box are detachably connected with the test piece groove.
The beneficial effects are as follows: soil particles in the collection boxes can be conveniently and rapidly weighed by detaching the first collection box and the second collection box.
Further, the device also comprises a guide plate connected to the upstream end of the test piece groove and used for placing soil particles, and the downstream end of the guide plate extends to the upstream end of the test piece groove.
The beneficial effects are as follows: through setting up the guide plate of connecting in test piece groove upper end, can be when judging the plant-growing type concrete type that a certain region was fit for selecting, place the soil particle in this region on the guide plate, later change the type repetition test of plant-growing type pervious concrete many times, finally obtain the plant-growing type pervious concrete that is most suitable for this region.
Further, the specimen slot is provided with a supporting frame capable of adjusting the inclination angle of the specimen slot.
The beneficial effects are as follows: the inclination of plant-growing type pervious concrete can be adjusted by the support frame, and the water and soil stabilizing capacity of plant-growing type pervious concrete with different gradients can be measured by the support frame.
Still further, the water supply assembly includes a spray head device for spraying water to the measuring assembly and a pump tube connected to the spray head device, the spray head device including at least two spray heads having different spray head outlet aperture sizes.
The beneficial effects are as follows: whether the water outlet of different spray heads is controlled to control the water pressure of the water sprayed from the spray head device, so that different rainfall conditions are simulated, and finally the technical effect of measuring the anti-scouring capability of the vegetation type pervious concrete under different rainfall conditions is achieved.
Further, the spray head device is arranged on the corresponding spray head bracket in a tilting and pitching manner.
The beneficial effects are as follows: through setting up the shower nozzle device as can pitch pivoted state, can simulate the influence that the rainfall produced plant-growing type pervious concrete under the condition of different wind speeds through adjusting the inclination of shower nozzle device, finally reach the technical effect of the firm water and soil ability of plant-growing type pervious concrete under the different rainfall circumstances of survey.
Further, the device also comprises a flowmeter for measuring the water inflow and the water outflow of the test piece groove.
The beneficial effects are as follows: the water and soil stabilizing value of the plant-growing type permeable concrete can be obtained through the difference value of the water inflow and the water outflow, and the water and soil stabilizing capability of the plant-growing type permeable concrete can be reflected on the side face by comparing the water inflow with the water inflow.
Drawings
FIG. 1 is a schematic view of an embodiment 1 of a plant-growing type pervious concrete test apparatus according to the present utility model;
FIG. 2 is a schematic view of a water supply assembly of example 1 of a plant-growing type pervious concrete test apparatus according to the present utility model;
FIG. 3 is a schematic view of the assay assembly of example 1 of the vegetation type pervious concrete test apparatus of the present utility model;
FIG. 4 is a schematic view of a spray head device of example 1 of a plant-growing type pervious concrete test apparatus according to the present utility model;
FIG. 5 is a cross-sectional view of the sprinkler head apparatus of example 1 of the vegetation type pervious concrete test apparatus of the present utility model;
FIG. 6 is a schematic view of a first collection tank of example 1 of a vegetation type pervious concrete test apparatus according to the present utility model;
FIG. 7 is a cross-sectional view of the first collection tank of example 1 of the vegetation type pervious concrete test apparatus according to the present utility model;
FIG. 8 is a cross-sectional view of a second collection tank of example 1 of the vegetation type pervious concrete test apparatus according to the present utility model;
FIG. 9 is a cross-sectional view of the sprinkler head apparatus of example 2 of the vegetation type pervious concrete test apparatus of the present utility model.
In the figure: 1-a water supply assembly; 11-a water supply tank; 12-a stirrer; 13-a pumping pipe; 14-a water pump; 15-a flow regulating valve; 16-a spray head device; 17-a rotary buckle; 181-a first interface; 182-a second interface; 183-third interface; 191-a first spray head; 192-a second spray head; 193-third nozzle tip; 2-a measurement assembly; 21-a test piece groove; 22-a first collection tank; 23-a second collection tank; 24-a deflector; 25-an infrared laser angle measuring instrument protractor; 26-a flow meter; 27-controlling an acquisition center; 28-supporting frames; 291-first filter screen; 292-a second filter screen; 293-a third filter screen; 294-stained through paper.
Detailed Description
The present utility model is described in further detail below with reference to examples.
The utility model provides a concrete example 1 of a plant-growing type permeable concrete test device, which comprises the following steps:
as shown in fig. 1 to 8, the plant-growing type permeable concrete testing device provided by the embodiment comprises a water supply assembly 1 and a measuring assembly 2, wherein the water supply assembly 1 is used for spraying water to the measuring assembly 2, and the measuring assembly 2 is used for measuring plant-growing type permeable concrete.
The water supply unit 1 includes a water supply tank 11 for storing water, a stirrer 12 for stirring water in the water supply tank 11, a water pump 14 for pumping water, a head holder, a head device 16 provided on the head holder for spraying water toward the measuring unit 2, and a water pump pipe 13. The water pump pipe 13 is used for connecting the water supply tank 11, the water pump 14 and the nozzle device 16, and a flow rate regulating valve for controlling the water flow rate in the water pump pipe 13 is further arranged on the water pump pipe 13. The first nozzle 191, the second nozzle 192 and the third nozzle 193 with different nozzle outlet apertures are arranged in the nozzle device 16, and the first interface 181, the second interface 182 and the third interface 183 which are connected with the water pumping pipe 13 are also arranged in the nozzle device 16, wherein the first interface 181 is communicated with the first nozzle 191, the second interface 182 is communicated with the second nozzle 192, and the third interface 183 is communicated with the third nozzle 193.
The measuring assembly 2 comprises a test piece groove 21 for placing plant-growing type permeable concrete and a guide plate 24 connected to one end of the test piece groove 21 for placing soil particles, wherein water flow sprayed from the water supply assembly 1 passes through the guide plate 24 and then passes through the test piece groove 21. A supporting frame 28 for placing the test piece groove 21 and adjusting the inclination angle of the test piece groove 21 is arranged below the test piece groove 21. The test piece groove 21 still is equipped with first collection box 22 under, and first collection box inside is equipped with filter screen bore from the top down and reduces first filter screen 291, second filter screen 292 and third filter screen 293 in proper order, still is equipped with dyeing paper 294 in the below of third filter screen 293. The test piece groove 21 is further provided with a second collecting box 23 at one end far away from the guide plate 24, and a first filter screen 291, a second filter screen 292 and a third filter screen 293 with the diameters of the filter screens decreasing from top to bottom are arranged in the second collecting box 23 as well as in the first collecting box. For easy assembly and disassembly, the first collection tank 22 and the specimen tank 21 are both detachably mounted on the support frame 28, the second collection tank is detachably mounted on the specimen tank 21, and the first collection tank 22 and the specimen tank 21 are detachably connected by bolts. An infrared laser angle measuring instrument protractor 25 for measuring the inclination angle of the test piece groove 21 is further arranged on the side part of the test piece groove 21, a flowmeter 26 for measuring the water inflow and the water outflow of the test piece groove 21 is further arranged on the test piece groove 21, and the flowmeter 26 is electrically connected with the control acquisition center 27 and can transmit data to the control acquisition center 27.
When the water and soil stabilizing capacity of the plant-growing type permeable concrete is measured, soil particles can be placed in the water supply tank 11, or the soil particles in a certain area can be directly placed on the guide plate 24 instead of the water supply tank 11, meanwhile, dye is placed in the water supply tank 11, the stirrer 12 is turned on to uniformly dye water, after the dyeing is completed, the stirrer 12 is turned off, the plant-growing type permeable concrete to be measured is placed in the test piece tank 21, the water pump 14 is turned on, so that the water reaches the spray head device 16 from the water pump pipe 13 and is sprayed onto the guide plate 24 from the spray head. In the process, the flow regulating valve 15 can be regulated to control the water flow, so that different rainfall conditions can be simulated; the water can be sprayed from the corresponding spray heads by connecting the water pumping pipe 13 to any one of the interfaces of the spray head device 16, so that the water pressure of the water sprayed from the spray head device 16 is controlled, and different rainfall conditions are simulated. If soil particles in a certain area are placed on the guide plate 24, water flows into the test piece groove 21 after passing through the soil particles on the guide plate 24 and being mixed with the soil particles; if soil particles are directly put into the water supply tank 11, water mixed with the soil particles directly flows into the test piece tank 21. At this time, the flow meter measures the water inflow amount, and after flowing into the specimen tank 21, a part of the water mixed with the soil particles permeates into the pervious concrete and reaches the first collection tank 22 to dye the dyed paper 294, and the other part flows out from the specimen tank 21 into the second collection tank 23, and at this time, the flow meter measures the water outflow amount. Under the action of the multi-layer filter screens in the first and second collection tanks 22 and 23, soil particles of different particle sizes stay above the different filter screens. After a period of time, the water pump 14 is turned off, and then the mass of soil particles above each filter screen in the first collecting tank 22 and the second collecting tank 23 is measured and the ratio of the mass of the soil particles is calculated, thereby obtaining the water and soil stabilizing capacity of the vegetation type pervious concrete.
When the data is processed, the stability of the plant-growing type permeable concrete to the soil particles with different particle sizes can be evaluated by using the ratio of the weight of the soil particles with different particle sizes in the second collecting box 23 to the weight of the soil particles with corresponding particle sizes in the first collecting box 22. The water penetration amount of different areas of the plant-growing type permeable concrete can be judged according to the dyeing depth of different parts on the dyed permeable paper 294. According to the processing result of the data, the measurement accuracy of the plant-growing type permeable concrete test device can be improved, and the using method is simple and the measurement is accurate.
Specific example 2 of the plant-growing type pervious concrete test device provided in this embodiment:
as shown in fig. 9, the specific embodiment 2 of the plant-growing type permeable concrete testing device provided by the utility model is mainly different from the embodiment 1 in that: in this embodiment, the nozzle device 16 is rotatably connected to the nozzle holder by a rotation buckle 17, so that the nozzle device 16 is arranged on the nozzle holder in a tilting and tilting manner. Compared with the embodiment 1, by setting the spray head device in a state capable of tilting and pitching, the influence of rainfall on the vegetation type pervious concrete under the condition of different wind speeds can be simulated by adjusting the inclination angle of the spray head device, and finally the technical effect of measuring the water and soil stabilizing capability of the vegetation type pervious concrete under different rainfall conditions is achieved.
Specific example 3 of the plant-growing type pervious concrete test device provided in this embodiment:
the specific example 3 of the plant-growing type pervious concrete test device provided by the utility model is mainly different from the example 2 in that: in this embodiment, the spray head device 16 is suspended from the ceiling (or other fixture) by the respective spray heads so that the spray head device 16 is disposed on the respective spray heads in a tilting manner. Compared with the embodiment 2, the shower head device 16 is hoisted on the ceiling, so that the space is saved.
Specific example 4 of the plant-growing type pervious concrete test device provided in this embodiment:
the specific example 4 of the plant-growing type pervious concrete test device provided by the utility model is mainly different from the example 1 in that: in the present embodiment, the specimen slot 21 is hung on the ceiling (or other fixture) by a support frame to adjust the inclination angle of the specimen slot 21. Compared with the embodiment 1, the test piece groove 21 is hoisted on the ceiling, so that the space is saved.
Specific example 5 of the plant-growing type pervious concrete test device provided in this embodiment:
the specific example 5 of the plant-growing type pervious concrete test device provided by the utility model is mainly different from the example 1 in that: in this embodiment, the end of the water pumping pipe 13 is provided with a plurality of water diversion pipes respectively connected with different spray heads, and each water diversion pipe is provided with a valve. Compared with the embodiment 1, the water spraying state of different spray heads is controlled only by controlling the state of the valve without pulling out the water pumping pipe 13 and then inserting other interfaces, so that the water spraying device is convenient and quick.
Specific example 6 of the plant-growing type pervious concrete test device provided by the embodiment:
the specific example 6 of the plant-growing type pervious concrete test device provided by the utility model is mainly different from the example 1 in that: in this embodiment, the water distribution pipes are provided at the ends of the water pumping pipes 13, and the head device 16 includes heads having different nozzle outlet aperture sizes provided at the ends of the water distribution pipes and a head holder for holding the heads. In comparison with example 1, the water spray state of the head device 16 can be observed more intuitively by providing each head at a different water distribution pipe end.
The concrete embodiment of the plant-growing type pervious concrete test method comprises the following steps:
the embodiment discloses a test method of vegetation type pervious concrete, which is characterized in that water mixed with soil particles passes through the vegetation type pervious concrete in an inclined manner, soil collecting boxes with built-in filter screens are respectively arranged below and at the downstream end of the vegetation type pervious concrete, and the soil and water stabilizing capacity of the vegetation type pervious concrete is measured by measuring the soil quality in different soil collecting boxes and calculating the ratio. Taking the concrete example 1 using the plant-growing type permeable concrete test device as an example, the concrete test method comprises the following steps:
test method 1:
soil particles are added into the water supply tank 11, plant-growing type permeable concrete is placed into the test piece tank 21, and the level of the water is reduced and the gradient of the plant-growing type permeable concrete is set;
the water supply assembly 1 sprays water to the measuring assembly 2, after water flow of mixed soil particles passes through the test piece groove 21, one part of the soil particles enter the first collecting box 22, the other part of the soil particles enter the second collecting box 23, the soil mass in the first collecting box 22 and the soil mass in the second collecting box 23 are measured, the ratio of the soil masses in the different collecting boxes is calculated, and the water and soil stabilizing capacity of the plant-growing type permeable concrete is measured;
repeating the test by replacing the type of the plant-growing type permeable concrete to obtain an escalator picture of the water and soil stabilizing capacity of the plant-growing type permeable concrete.
Test method 2:
soil particles in a certain area are selected, the soil particles are placed on the guide plates 24, the plant-growing type permeable concrete is placed in the test piece grooves 21, and the rainwater level is reduced and the gradient of the plant-growing type permeable concrete is set;
the water supply assembly 1 sprays water to the measuring assembly 2, the water flows through the guide plate 24 and flows through the test piece groove 21 after being mixed with the soil particles, after flowing through the test piece groove 21, part of the soil particles enter the first collecting box 22, and the other part of the soil particles enter the second collecting box 23, the soil mass in the first collecting box 22 and the second collecting box 23 is measured, the ratio of the soil masses in the different collecting boxes is calculated, and the water and soil stabilizing capacity of the plant-growing type permeable concrete is measured;
and repeating the test by replacing the type of the plant-growing type permeable concrete to obtain the plant-growing type permeable concrete which is most suitable for the area.
According to the embodiment, the soil in the soil collecting box of the built-in filter screen arranged below the plant-type permeable concrete is equivalent to the soil stabilized by the plant-type permeable concrete, the soil in the soil collecting box of the built-in filter screen arranged at the downstream end of the plant-type permeable concrete is equivalent to the soil with water loss still occurring under the protection of the plant-type permeable concrete, the soil quality in different soil collecting boxes is measured, the ratio of the soil quality stabilized to the soil quality with water loss is calculated, the water-soil stabilizing capacity of the plant-type permeable concrete can be measured, and then the other plant-type permeable concrete is replaced and retest is conducted, so that the ladder diagram of the water-soil stabilizing capacity of different plant-type permeable concretes can be obtained.
It should be noted that the above-mentioned embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited to the above-mentioned embodiments, but may be modified without inventive effort or equivalent substitution of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The plant-growing type permeable concrete test method is characterized in that water mixed with soil particles passes through inclined plant-growing type permeable concrete, soil collecting boxes with built-in filter screens are respectively arranged below and at the downstream end of the plant-growing type permeable concrete, and the soil stabilizing capacity of the plant-growing type permeable concrete is measured by measuring the soil quality in different soil collecting boxes and calculating the ratio.
2. The utility model provides a plant-growing type concrete test device that permeates water, includes water supply assembly and survey subassembly, its characterized in that, survey subassembly is including the test piece groove that is used for placing plant-growing type concrete that permeates water, be equipped with first collection box under the test piece groove, first collection incasement portion is equipped with the filter screen, the downstream end connection in test piece groove is provided with the second collection box, the inside of second collection box be equipped with the same filter screen of first collection incasement portion filter screen structure.
3. The plant-growing type pervious concrete test device according to claim 2, wherein a plurality of layers of filter screens with the diameters decreasing from top to bottom are arranged in the first collecting box.
4. A plant-growing type pervious concrete test apparatus according to claim 3, wherein the first collection box is internally provided with dyed pervious paper positioned below the filter screen.
5. The plant-growing type pervious concrete test apparatus according to claim 2, wherein the first collecting tank and the second collecting tank are detachably connected with the test piece groove.
6. The plant-growing type permeable concrete testing device according to claim 2, further comprising a deflector connected to the upstream end of the test piece tank for placing soil particles, wherein the downstream end of the deflector extends to the upstream end of the test piece tank.
7. The plant-growing type pervious concrete test apparatus according to claim 2, wherein the specimen groove is provided with a supporting frame for adjusting an inclination angle of the specimen groove.
8. The plant-growing type pervious concrete test apparatus according to claim 2, wherein the water supply assembly comprises a spray head device for spraying water to the measuring assembly and a pumping pipe connected with the spray head device, and the spray head device comprises at least two spray heads with different spray head outlet aperture sizes.
9. The plant-growing type pervious concrete test apparatus according to claim 8, wherein the nozzle devices are installed on the corresponding nozzle holders in a tilting and tilting manner.
10. The plant-growing type pervious concrete test apparatus according to claim 2, further comprising a flowmeter for measuring the inflow and outflow of the test piece tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310394653.1A CN116465782B (en) | 2023-04-13 | 2023-04-13 | Plant-growing type pervious concrete test device and test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310394653.1A CN116465782B (en) | 2023-04-13 | 2023-04-13 | Plant-growing type pervious concrete test device and test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116465782A true CN116465782A (en) | 2023-07-21 |
| CN116465782B CN116465782B (en) | 2024-07-16 |
Family
ID=87184988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310394653.1A Active CN116465782B (en) | 2023-04-13 | 2023-04-13 | Plant-growing type pervious concrete test device and test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116465782B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110011161A1 (en) * | 2009-07-15 | 2011-01-20 | US Concrete, Inc. | Method for estimating properties of concrete |
| KR101453312B1 (en) * | 2014-03-14 | 2014-10-22 | 한국건설기술연구원 | Permeability Test Method and Apparatus for Self Healing Concrete |
| CN204988969U (en) * | 2015-09-01 | 2016-01-20 | 中国十七冶集团有限公司 | Prevent blockking up concrete analogue test device that permeates water that permeates water |
| CN105866386A (en) * | 2016-06-06 | 2016-08-17 | 中国科学院地球化学研究所 | Method for measuring soil loss amount through military map |
| CN207528604U (en) * | 2017-12-11 | 2018-06-22 | 广西壮族自治区水利科学研究院 | One kind is planted raw eco-concrete device for determining permeation coefficient |
| CN110820813A (en) * | 2019-10-31 | 2020-02-21 | 同济大学 | Vegetation slope protection model test device and method under simulated rainfall condition |
| CN210465191U (en) * | 2019-07-09 | 2020-05-05 | 重庆正道路桥工程质量检测中心有限公司 | Concrete dynamic segregation detection device |
| CN217059808U (en) * | 2022-03-23 | 2022-07-26 | 扬州市扬子工程质量检测有限公司 | Afforestation concrete reversed filter performance measuring device |
| CN115060619A (en) * | 2022-06-02 | 2022-09-16 | 南京林业大学 | Test device and method for measuring maximum drainage capacity of porous asphalt concrete |
| CN115791500A (en) * | 2022-10-08 | 2023-03-14 | 中铁第四勘察设计院集团有限公司 | Water and soil conservation capability detection device and method, computer equipment and storage medium |
-
2023
- 2023-04-13 CN CN202310394653.1A patent/CN116465782B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110011161A1 (en) * | 2009-07-15 | 2011-01-20 | US Concrete, Inc. | Method for estimating properties of concrete |
| KR101453312B1 (en) * | 2014-03-14 | 2014-10-22 | 한국건설기술연구원 | Permeability Test Method and Apparatus for Self Healing Concrete |
| CN204988969U (en) * | 2015-09-01 | 2016-01-20 | 中国十七冶集团有限公司 | Prevent blockking up concrete analogue test device that permeates water that permeates water |
| CN105866386A (en) * | 2016-06-06 | 2016-08-17 | 中国科学院地球化学研究所 | Method for measuring soil loss amount through military map |
| CN207528604U (en) * | 2017-12-11 | 2018-06-22 | 广西壮族自治区水利科学研究院 | One kind is planted raw eco-concrete device for determining permeation coefficient |
| CN210465191U (en) * | 2019-07-09 | 2020-05-05 | 重庆正道路桥工程质量检测中心有限公司 | Concrete dynamic segregation detection device |
| CN110820813A (en) * | 2019-10-31 | 2020-02-21 | 同济大学 | Vegetation slope protection model test device and method under simulated rainfall condition |
| CN217059808U (en) * | 2022-03-23 | 2022-07-26 | 扬州市扬子工程质量检测有限公司 | Afforestation concrete reversed filter performance measuring device |
| CN115060619A (en) * | 2022-06-02 | 2022-09-16 | 南京林业大学 | Test device and method for measuring maximum drainage capacity of porous asphalt concrete |
| CN115791500A (en) * | 2022-10-08 | 2023-03-14 | 中铁第四勘察设计院集团有限公司 | Water and soil conservation capability detection device and method, computer equipment and storage medium |
Non-Patent Citations (6)
| Title |
|---|
| FAN XIANGQIAN等: "Acoustic emission properties of concrete on dynamic tensile test", 《CONSTRUCTION AND BUILDING MATERIALS》, vol. 114, 1 July 2016 (2016-07-01) * |
| 娄本星等: "不同养护温度下蒸养混凝土断裂性能研究", 《建筑材料学报》, vol. 24, no. 6, 31 December 2021 (2021-12-31) * |
| 李灿等: "植被混凝土边坡泥沙侵蚀室内试验研究", 《兵器装备工程学报》, vol. 40, no. 8, 31 August 2019 (2019-08-31) * |
| 杨奇;丁瑜;许文年;杨平;: "植被混凝土抗雨水冲刷性能试验研究", 中国水土保持, no. 01, 5 January 2013 (2013-01-05) * |
| 胡海明等: "植被再生混凝土的透水性能研究", 水利与建筑工程学报, no. 02, 15 April 2020 (2020-04-15) * |
| 钟云飞等: "龙桥水电站工程水土保持监测工作", 湖北水力发电, no. 1, 30 April 2007 (2007-04-30) * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116465782B (en) | 2024-07-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107167411A (en) | Piping infiltration visible model testing device and test method in a kind of seepage liquefaction | |
| CN109100300A (en) | A kind of experimental rig and method for simulating weathered mudstone slope erosion | |
| CN203772699U (en) | Three-dimensional penetration siltation simulated test device of dam foundation soil body | |
| CN107884326A (en) | A kind of experimental rig and test method for simulating soil body failure by piping evolution | |
| CN111579454B (en) | Test device and test method for simulating horizontal seepage erosion of fine particles in sandy soil | |
| CN107121354B (en) | Device for testing anti-dispersion property of underwater rock-soluble grouting material and using method thereof | |
| CN111337650A (en) | Multifunctional test device for researching underground engineering soil body seepage failure mechanism | |
| CN106353357B (en) | The monitoring device and method that sandy soil medium microscopical structure changes under a kind of seepage effect | |
| CN210322721U (en) | Water-permeable paving material blocking rule testing device | |
| CN109374494A (en) | A kind of earth pillar permeability intensity system of changeable simulated rainfall form | |
| CN109870398A (en) | Infiltration experiment system | |
| CN108507893A (en) | Erosion device and sample erosive wear speed measurement equipment | |
| CN101644633B (en) | Dynamic simulating detection test platform for properties of wire wound filter element and powdered resin | |
| CN116465782B (en) | Plant-growing type pervious concrete test device and test method | |
| CN214310485U (en) | Landslide disaster runoff and motion process simulation test equipment | |
| CN205941079U (en) | Invariable useless thick liquid concentration detection device of volume | |
| CN109709305B (en) | Slope interflow simulation device and method for simulating interflow | |
| JPS5819478Y2 (en) | "Ro" water level measuring device for pulp liquid for paper manufacturing | |
| CN111595732A (en) | Indoor measuring instrument for dispersion coefficient | |
| CN215066661U (en) | Detachable simulation side slope rainfall infiltration device | |
| CN117686403A (en) | Open graded asphalt concrete circulating water multichannel static pressure penetration test device and method | |
| CN208383642U (en) | A kind of latent corrosion test instrument | |
| CN215727521U (en) | Device and system for measuring oil displacement performance of surfactant | |
| CN209911368U (en) | Survey system of water and soil conservation monitoring reposition of redundant personnel coefficient | |
| CN209765842U (en) | Accurate reynolds experimental instrument |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |