CN217059852U - Sewage isolating device and permeameter - Google Patents
Sewage isolating device and permeameter Download PDFInfo
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- CN217059852U CN217059852U CN202221031839.8U CN202221031839U CN217059852U CN 217059852 U CN217059852 U CN 217059852U CN 202221031839 U CN202221031839 U CN 202221031839U CN 217059852 U CN217059852 U CN 217059852U
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Abstract
The application provides a sewage isolating device and infiltration appearance, including the sewage isolation cylinder of intercommunication infiltration room and upper and lower low reaches water accumulator, be equipped with elastic diaphragm that blocks water in the sewage isolation cylinder, the diaphragm that blocks water keeps apart the chamber with sewage and splits into independent water purification chamber and sewage chamber. When the water-blocking diaphragm is used specifically, the water-blocking diaphragm isolates the water body flow between the infiltration chamber and the upstream and downstream water reservoirs, so that the sewage in the infiltration chamber is prevented from entering the upstream and downstream water reservoirs of the infiltration instrument. Meanwhile, the water-blocking diaphragm can conduct the hydraulic pressure applied by the upstream water accumulator to the waterproof blanket to be tested in the permeation chamber, so that the sewage permeation coefficient of the effective waterproof blanket to be tested is ensured. The utility model provides a sewage isolating device and permeameter uses sewage under the natural condition in the test procedure, consequently, has improved the measurement accuracy of waterproof blanket osmotic coefficient among the natural environment to improve waterproof blanket osmotic coefficient evaluation effect, further improved the application in the waterproof blanket engineering.
Description
Technical Field
The application relates to the technical field of waterproof blanket permeability, in particular to a sewage isolation device and a permeameter.
Background
The bentonite waterproof blanket (hereinafter referred to as waterproof blanket) is a high-efficiency impermeable material composed of two layers of geotextile and one layer of bentonite, and is widely applied to the impermeable field of building engineering at present. The permeability coefficient of the waterproof blanket is an important index for measuring the waterproof performance of the waterproof blanket.
In engineering, a permeameter is mostly adopted to detect the permeability coefficient of the waterproof blanket. In the actual detection process, in order to prevent sewage from permeating into the permeameter to cause the pollution of permeameter pipelines, at present, the flowing measuring system of a permeation chamber uses the degassing water instead of sewage as leachate, therefore, the finally measured permeability coefficient is different from the actual permeability coefficient of the waterproof blanket applied in the engineering, and the measured value and the actual use value of the permeability coefficient have larger deviation, thereby being unfavorable for correctly analyzing the waterproof performance of the waterproof blanket, further influencing the use process of the waterproof blanket, and causing the problems of engineering accidents and the like in serious cases.
SUMMERY OF THE UTILITY MODEL
The application provides a sewage isolating device and permeameter to solve current osmotic coefficient measurement in-process, in order to prevent that sewage from permeating the permeameter, adopt the gas removal water to replace sewage and measure as the leachate, cause the osmotic coefficient who surveys and the problem that the actual osmotic coefficient that the waterproof blanket used in the engineering is different.
The application provides a sewage isolation device, which comprises a sewage isolation cylinder with an upper opening and a lower opening, wherein the upper end of the sewage isolation cylinder is provided with a top cover, the lower end of the sewage isolation cylinder is provided with a bottom cover,
the top cover and the bottom cover are respectively provided with an upper communicating pipe and a lower communicating pipe which are communicated with the inner cavity of the sewage isolation cylinder, the outer end of the upper communicating pipe on the top cover is used for communicating a water accumulator of the permeameter, the outer end of the lower communicating pipe on the bottom cover is used for communicating a permeation chamber of the permeameter,
the sewage isolating device also comprises a fixing piece for fixing the top cover and the bottom cover on the sewage isolating cylinder,
the sewage is kept apart a section of thick bamboo the top cap and the bottom forms sealed sewage and keeps apart the chamber, be equipped with in the sewage keeps apart the chamber and has elastic diaphragm that blocks water, the diaphragm that blocks water will the sewage is kept apart the chamber and is cut apart into independent water purification chamber and sewage chamber, wherein, the water purification chamber is linked together with the water accumulator through last communicating pipe, the sewage chamber is linked together with the infiltration room through communicating pipe down.
In some examples, the fastener is a set screw.
In some examples, the radius of the top cover and the bottom cover is larger than that of the sewage isolation cylinder,
the outer ring parts of the top cover and the bottom cover which exceed the sewage isolation cylinder are provided with screw holes,
the screw hole position of the top cover corresponds to the screw hole position on the bottom cover,
a bolt penetrates through the corresponding screw holes on the top cover and the bottom cover,
the top cover, keep away from on the bottom cover one side of a sewage isolation section of thick bamboo is equipped with a nut respectively, the nut be used for with the bolt cooperation.
In some examples, at least two screw holes are respectively arranged on the top cover and the bottom cover, and the screw holes are symmetrically distributed on the top cover or the bottom cover and exceed the outer ring part of the sewage isolation cylinder.
In some examples, the water-blocking membrane is a rubber membrane.
In some examples, the upper communicating pipe and the lower communicating pipe are both provided with control valves.
In some examples, the upper communicating pipe and the lower communicating pipe are both three-way pipes.
Still provide a permeameter after this application, including pressurization system, infiltration room water supply chamber, upstream water storage ware, low reaches water storage ware, outlet conduit, income water line, exhaust pipe line and above the sewage isolating device.
The application provides a sewage isolating device and infiltration appearance, including the sewage isolation section of thick bamboo of intercommunication infiltration room and upper and lower reaches water accumulator, be equipped with in the sewage isolation section of thick bamboo and have elastic diaphragm that blocks water, the diaphragm that blocks water separates the chamber with sewage and cuts apart into independent water purification chamber and sewage chamber. When the water-blocking diaphragm is used specifically, the water-blocking diaphragm isolates the water body flow between the infiltration chamber and the upstream and downstream water reservoirs, so that the sewage in the infiltration chamber is prevented from entering the upstream and downstream water reservoirs of the infiltration instrument. Meanwhile, the water-blocking diaphragm can conduct the hydraulic pressure applied by the upstream water accumulator to the waterproof blanket to be tested in the infiltration chamber, so that the sewage permeability coefficient of the waterproof blanket can be effectively tested.
The utility model provides a sewage isolating device and permeameter, structural design is reasonable, and the installation is torn open conveniently, easily operation, and uses the sewage under the natural condition in the testing process, consequently, measured osmotic coefficient has higher measurement accuracy, has improved the measurement accuracy of waterproof blanket osmotic coefficient among the natural environment promptly to waterproof blanket osmotic coefficient evaluation effect has been improved, the application in the waterproof blanket engineering has further been improved.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural view of a sewage isolation device according to the present application;
FIG. 2 is a saturation state diagram of the permeameter of the present application;
FIG. 3 is a diagram of the pressurized state of the reservoir of the permeameter of the present application;
fig. 4 is a state diagram of permeability coefficient test of the permeameter of the present application.
The reference numerals in fig. 1-4 refer to: 100-sewage isolation device, 110-sewage isolation cylinder, 120-top cover, 130-bottom cover, 140-upper communication pipe, 150-lower communication pipe, 160-water-blocking diaphragm, 170-sewage isolation cavity, 171-purified water cavity, 172-sewage cavity, 180-bolt, 190-nut, 200-osmosis chamber, 300-osmosis chamber water supply chamber, 400-upstream water accumulator, 500-downstream water accumulator, 600-water outlet pipeline, 700-water inlet pipeline, 800-gas outlet pipeline, 900-pressurization system and A-waterproof blanket to be tested.
Detailed Description
The application provides a sewage isolating device for in effectively conducting the waterproof blanket sample in the infiltration room with hydraulic pressure, block simultaneously that sewage can not flow into in the upper and lower reaches water accumulator.
Fig. 1 is a schematic structural diagram of the sewage isolation device, and as shown in fig. 1, the sewage isolation device includes a sewage isolation cylinder 110 with an upper opening and a lower opening, in this example, the diameter of the sewage isolation cylinder is 64-66 mm, and the height of the sewage isolation cylinder is 92-94 mm.
The upper end of the sewage isolation cylinder is provided with a top cover 120, the lower end of the sewage isolation cylinder is provided with a bottom cover 130, the top cover and the bottom cover are respectively provided with an upper communicating pipe 140 and a lower communicating pipe 150 which are communicated with the inner cavity of the sewage isolation cylinder, the outer end of the upper communicating pipe on the top cover is used for being communicated with a water reservoir of the permeameter, and the outer end of the lower communicating pipe on the bottom cover is used for being communicated with a permeation chamber of the permeameter. In order to control the flow rate of the liquid flowing in or out, in this example, the upper and lower communicating pipes are provided with control valves.
The sewage isolating device also comprises a fixing piece for fixing the top cover and the bottom cover on the sewage isolating cylinder. The sewage isolation cylinder, the top cover and the bottom cover are fixed into a whole under the action of the fixing piece, so that the sewage isolation cylinder, the top cover and the bottom cover form a sealed sewage isolation cavity 170. In the prior art, the fixing part has various realization structures, for example, the fixing part is a fixing screw, the top cover and the bottom cover are fixed on the sewage isolation cylinder through the fixing screw, and after the sewage isolation cylinder is used, the screw can be detached to separate the sewage isolation cylinder from the top cover and the bottom cover.
Of course, in order to facilitate assembly and disassembly, in this example, the radius of the top cover and the bottom cover is greater than the radius of the sewage isolation cylinder (similar to the flange structure), and in this example, the diameter of the top cover and the bottom cover is 80-82 mm, and of course, those skilled in the art can adjust the diameter of the top cover and the bottom cover according to actual needs, which all belong to the protection scope of this application.
The outer ring parts of the top cover and the bottom cover, which exceed the sewage isolation cylinder, are provided with screw holes, the screw hole position of the top cover corresponds to the screw hole position on the bottom cover, a bolt 180 penetrates through the corresponding screw holes on the top cover and the bottom cover, and one sides of the top cover and the bottom cover, which are far away from the sewage isolation cylinder, are respectively provided with a nut 190, which is used for being matched with the bolt. It should be noted that, in order to ensure the structural stability, at least two screw holes are respectively arranged on the top cover and the bottom cover, and the screw holes are symmetrically distributed on the top cover or the bottom cover and exceed the outer ring part of the sewage isolation cylinder. For example, 2 screw holes are respectively arranged on the top cover and the bottom cover, and the two screw holes are symmetrically arranged on the top cover or the bottom cover. Of course, 3, 4 or 6 evenly distributed screw holes are also respectively arranged on the top cover and the bottom cover, and the top cover and the bottom cover belong to the protection scope of the application. When the sewage isolation cylinder is used specifically, the bolt penetrates through the screw hole in the top cover and the corresponding screw hole in the bottom cover, and the top cover, the bottom cover and the sewage isolation cylinder are fixed into a whole by screwing the screw caps at two ends of the bolt; when the parts need to be cleaned or replaced, the screw caps at the two ends of the bolt are loosened, so that the top cover and the bottom cover are separated from the sewage isolation cylinder.
The sewage isolation cavity is provided with an elastic water-blocking diaphragm 160, and the sewage isolation cavity 170 is divided into a sewage cavity 172 and a purified water cavity 171 which are opposite to each other by the water-blocking diaphragm. When the water-blocking diaphragm is used specifically, the water-blocking diaphragm blocks the liquid flow between the sewage cavity 172 and the water purification cavity 171, so that the sewage in the infiltration chamber can be effectively blocked from entering the water storage device. Meanwhile, the water-blocking diaphragm can transmit the hydraulic pressure of the water reservoir to the waterproof blanket arranged in the infiltration chamber, and the specific implementation process is that when the water reservoir inputs deionized water into the water purification cavity, the deionized water extrudes the water-blocking diaphragm, the water-blocking diaphragm is sunken and deformed due to the hydraulic pressure, and the deformed water-blocking diaphragm transmits the hydraulic pressure applied by the upstream water reservoir to the waterproof blanket to be tested in the infiltration chamber through the sewage in the sewage cavity; or when sewage is input into the sewage cavity from the infiltration chamber, the sewage extrudes the water-blocking diaphragm, the water-blocking diaphragm is deformed in an upward protruding mode due to hydraulic pressure, and the deformed water-blocking diaphragm transmits the hydraulic pressure into the water purification cavity.
In the prior art, the waterproof membrane is made of various materials, for example, the waterproof membrane is a rubber membrane, and of course, a person skilled in the art can select a waterproof membrane made of other materials according to actual needs, so as to achieve the functions of water blocking and pressure transmission. In addition, the person skilled in the art can adjust the thickness of the water-blocking membrane according to the actual need, for example, the thickness is 1-2 mm, which all belong to the protection scope of the present application.
In order to adjust the pressure in sewage chamber and the water purification intracavity for convenience, in this application, go up, down the equal tee bend pipeline on communicating pipe. Two passages in the upper communicating pipe are used for communicating the water storage device with the water purification cavity, and the third passage is used for adjusting the pressure in the water purification cavity by discharging the deionized water in the water purification cavity. In a similar way, two passages in the lower communicating pipe are used for communicating the permeation chamber with the sewage cavity, and the third passage is used for adjusting the pressure in the sewage cavity by discharging the sewage in the sewage cavity. Therefore, when the water purifying device is actually used, the ionic water in the water purifying cavity or the sewage in the sewage cavity is discharged by utilizing the upper and lower three-way pipelines, so that the hydraulic pressure of the water purifying cavity and the sewage cavity is adjusted, and the state of the water-blocking diaphragm is adjusted.
The application also provides a permeameter for detecting the permeability coefficient of the waterproof blanket. Fig. 2 is a schematic diagram of the construction of the permeameter according to the present application, and as shown in fig. 2, the permeameter includes a pressurizing system 900, a permeation chamber 200, a permeation chamber water supply chamber 300, an upstream water reservoir 400, a downstream water reservoir 500, an outlet water line 600, an inlet water line 700, an exhaust gas line 800, and the wastewater isolation device 100 as described above.
In order to further explain the structure of the sewage isolation device and the permeameter, the following description will explain the use process of the sewage isolation device and the permeameter by a specific example.
The method comprises the following steps of assembling a waterproof blanket A to be tested in a penetration chamber of a permeameter and connecting the whole water conservancy system, wherein the penetration chamber is connected with a water supply chamber and is communicated with upstream and downstream water reservoirs through a water inlet pipeline and a water outlet pipeline, and a sewage isolation device is connected to a pipeline between the penetration chamber and the upstream and downstream water reservoirs.
The infiltration chamber water supply chamber supplies sewage under natural conditions, and the sewage is driven into the infiltration chamber by pressurization to fill the infiltration chamber. The water inlet pipeline and the water outlet pipeline are connected with the lower communicating pipe of the sewage isolating device through pipelines, so that the infiltration chamber is communicated with the sewage cavity of the sewage isolating device. The upper communicating pipe of the sewage isolating device is connected with the upstream and downstream water accumulators, so that the upstream and downstream water accumulators are communicated with the purified water cavity of the sewage isolating device, and the purified water cavity of the sewage isolating device is communicated with the deionized water flowing in the upstream and downstream water accumulators of the permeameter. In this application, utilize the diaphragm that blocks water, keep apart the chamber with sewage and cut apart into independent water purification chamber and sewage chamber to avoid isolated infiltration indoor sewage to enter into the upper and lower reaches water accumulator of infiltration appearance.
And applying hydraulic pressure to the waterproof blanket to be tested through a pressurizing system until the waterproof blanket to be tested reaches a saturated state. At this time, the pressure of the sewage cavity in the sewage isolation device is the same as that of the two sides of the purified water cavity, and the water-blocking diaphragm is in a balanced state, as shown in fig. 2. If the waterproof blanket to be detected reaches a saturated state and the water-blocking diaphragm does not reach a balanced state, the three-way pipeline can be used for discharging liquid, and the hydraulic pressure of the water purification cavity and the sewage cavity is adjusted, so that the water-blocking diaphragm is adjusted to be in a balanced state.
After the waterproof blanket that awaits measuring reaches the saturation state, exert hydraulic pressure for the waterproof blanket that awaits measuring in the infiltration room through the water level pressure of adjusting the upper reaches water receiver, at this moment, the upper reaches water receiver passes through deionized water extrusion water-blocking diaphragm, makes water-blocking diaphragm take place recessed deformation because of receiving hydraulic pressure, and water-blocking diaphragm after the deformation conducts the lower surface of the waterproof blanket that awaits measuring in the infiltration room with the hydraulic pressure that the upper reaches water receiver was applyed through the sewage in the sewage intracavity. Meanwhile, the lower surface pressure of the waterproof blanket to be tested in the infiltration chamber is greater than the upper surface pressure, so that the upper sewage of the waterproof blanket to be tested is led into the sewage isolation device connected with the downstream water storage device, the sewage pressure of a sewage cavity in the sewage isolation device is increased, the water-blocking diaphragm is further deformed upwards due to hydraulic pressure, and the deformed water-blocking diaphragm pumps the deionized water in the water purification cavity back into the downstream water storage device, as shown in fig. 3. And (3) carrying out permeability coefficient test after pressurization, reading the height difference between the water level heights in the upstream water reservoir and the downstream water reservoir and the initial water level height every 1h, determining the flow passing through the waterproof blanket to be tested and the water pressure difference crossing the sample according to the read height difference, calculating the permeability coefficient of the waterproof blanket according to JG/T193 and 2006 industry standard requirements, finishing the test according to JG/T193 and 2006 industry standard requirements, and calculating the permeability coefficient of the waterproof blanket. During this period, the water-blocking diaphragm is further pressed by the sewage isolation device due to the unbalanced pressure of the water inlet line and the water outlet line, and the water-blocking diaphragm further transfers the deionized water to the downstream water reservoir, as shown in fig. 4.
The application provides a sewage isolating device and infiltration appearance, including the sewage isolation cylinder of intercommunication infiltration room and upper and lower low reaches water accumulator, be equipped with elastic diaphragm that blocks water in the sewage isolation cylinder, the diaphragm that blocks water keeps apart the chamber with sewage and splits into independent water purification chamber and sewage chamber. When the water-blocking diaphragm is used specifically, the water body flow between the infiltration chamber and the upstream and downstream water reservoirs is isolated by the water-blocking diaphragm, so that the sewage in the infiltration chamber is prevented from entering the upstream and downstream water reservoirs of the infiltration instrument. Meanwhile, the water-blocking diaphragm can conduct the hydraulic pressure applied by the upstream water accumulator to the waterproof blanket to be tested in the permeation chamber, so that the sewage permeation coefficient of the effective waterproof blanket to be tested is ensured.
The utility model provides a sewage isolating device and permeameter, structural design is reasonable, and the installation is torn the convenience open, easily operates, and uses the sewage under the natural condition in the test process, consequently, measured osmotic coefficient has higher measurement accuracy, has improved the measurement accuracy of waterproof blanket osmotic coefficient among the natural environment promptly to improve waterproof blanket osmotic coefficient evaluation effect, further improved the application in the waterproof blanket engineering.
The foregoing is illustrative of the best mode contemplated for carrying out the present application and all those parts not specifically mentioned are within the common general knowledge of a person of ordinary skill in the art. The protection scope of the present application is based on the content of the claims, and any equivalent transformation based on the technical teaching of the present application is also within the protection scope of the present application.
Claims (8)
1. A sewage isolation device is characterized by comprising a sewage isolation cylinder with an upper opening and a lower opening, wherein the upper end of the sewage isolation cylinder is provided with a top cover, the lower end of the sewage isolation cylinder is provided with a bottom cover,
the top cover and the bottom cover are respectively provided with an upper communicating pipe and a lower communicating pipe which are communicated with the inner cavity of the sewage isolation cylinder, the outer end of the upper communicating pipe on the top cover is used for communicating a water accumulator of the permeameter, the outer end of the lower communicating pipe on the bottom cover is used for communicating a permeation chamber of the permeameter,
the sewage isolating device also comprises a fixing piece for fixing the top cover and the bottom cover on the sewage isolating cylinder,
the sewage isolation cylinder the top cap and the bottom forms sealed sewage isolation chamber, it has elastic diaphragm that blocks water to be equipped with in the sewage isolation chamber, the diaphragm that blocks water will sewage isolation chamber is cut apart into independent water purification chamber and sewage chamber, wherein, the water purification chamber is linked together with the water accumulator through last communicating pipe, the sewage chamber is linked together with the infiltration room through communicating pipe down.
2. The effluent isolator as claimed in claim 1, wherein said mounting means is a set screw.
3. The wastewater isolation device of claim 2, wherein the radius of the top cover and the bottom cover is larger than the radius of the wastewater isolation cylinder,
the outer ring parts of the top cover and the bottom cover which exceed the sewage isolation cylinder are provided with screw holes,
the screw hole position of the top cover corresponds to the screw hole position on the bottom cover,
a bolt penetrates through the corresponding screw holes on the top cover and the bottom cover,
the top cover, keep away from on the bottom cover one side of a sewage isolation section of thick bamboo is equipped with a nut respectively, the nut be used for with the bolt cooperation.
4. The wastewater isolation device of claim 3, wherein the top cover and the bottom cover are respectively provided with at least two screw holes, and the screw holes are symmetrically distributed on the top cover or the bottom cover and exceed the outer ring part of the wastewater isolation barrel.
5. The sewage isolation device of claim 1, wherein the water blocking membrane is a rubber membrane.
6. The sewage isolation device of claim 1, wherein the upper communicating pipe and the lower communicating pipe are both provided with control valves.
7. The sewage isolation device of claim 1, wherein the upper communicating pipe and the lower communicating pipe are three-way pipes.
8. A permeameter comprising a pressurizing system, a permeate chamber water supply chamber, an upstream water reservoir, a downstream water reservoir, an outlet water line, an inlet water line, an exhaust gas line, and the wastewater isolation unit of any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031839.8U CN217059852U (en) | 2022-04-29 | 2022-04-29 | Sewage isolating device and permeameter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221031839.8U CN217059852U (en) | 2022-04-29 | 2022-04-29 | Sewage isolating device and permeameter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217059852U true CN217059852U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221031839.8U Active CN217059852U (en) | 2022-04-29 | 2022-04-29 | Sewage isolating device and permeameter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217059852U (en) |
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2022
- 2022-04-29 CN CN202221031839.8U patent/CN217059852U/en active Active
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