CN204964356U - Rubbish soil subsides test device - Google Patents
Rubbish soil subsides test device Download PDFInfo
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- CN204964356U CN204964356U CN201520390837.1U CN201520390837U CN204964356U CN 204964356 U CN204964356 U CN 204964356U CN 201520390837 U CN201520390837 U CN 201520390837U CN 204964356 U CN204964356 U CN 204964356U
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- vertical rod
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- sample barrel
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- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 239000002689 soil Substances 0.000 title claims abstract description 19
- 239000010813 municipal solid waste Substances 0.000 title claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 25
- 238000001914 filtration Methods 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims abstract description 13
- 230000002093 peripheral effect Effects 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 38
- 238000010438 heat treatment Methods 0.000 claims description 30
- 230000001105 regulatory effect Effects 0.000 claims description 21
- 239000000706 filtrate Substances 0.000 claims description 20
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000001276 controlling effect Effects 0.000 claims description 13
- 239000002699 waste material Substances 0.000 claims description 10
- 238000006073 displacement reaction Methods 0.000 claims description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 239000012466 permeate Substances 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000015556 catabolic process Effects 0.000 abstract description 11
- 238000006731 degradation reaction Methods 0.000 abstract description 11
- 239000007789 gas Substances 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000523 sample Substances 0.000 description 109
- 238000000034 method Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 210000000056 organ Anatomy 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000013068 control sample Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
Abstract
The utility model discloses a rubbish soil subsides test device, include: the system of recharging is collected to support, loading system, gaseous monitoring collecting system and filtration liquid, wherein, loading system arranges the top of sample bucket in to the mode of lever principle lever ratio is exerted pressure to the jack, and then makes the jack after exerting pressure pass through pressurization piston compressor sample. Simultaneously, the gaseous passing through gases monitoring collecting system of sample degradation production is collected. The filtration liquid that the sample produced, it is right to collect the system of recharging through filtration liquid on the one hand the composition parameter of filtration liquid is adjusted, and on the other hand collects the system of recharging through filtration liquid will adjust the back filtration liquid recharge to in the sample bucket. The utility model discloses the settling amount, gas of real -time supervision sample under the different influence factor of pressure and degradation and the composition of filtrating on line provide technical support for the landfill yard operation, have that compact structure is simple, convenient operation, characteristics that area is little.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection, in particular to rubbish soil settlement test device.
Background
As is known, the municipal solid waste landfill is essentially a huge biochemical reactor, the main input materials of the reactor are municipal solid waste, and the main output materials are leachate and landfill gas. The sedimentation deformation of the garbage dump is one of the key environmental geotechnical engineering problems existing in the operation process of the garbage landfill.
In the prior art, a sample device for researching landfill settlement in an indoor test usually adopts the steps of directly placing a sample in a sample barrel, and then adding a heavy object (such as a concrete block or a direct stacking weight) on the sample to compress and degrade the sample; however, for such a sample device adopted in the prior art, on one hand, the gas-liquid collection monitoring index after the sample is compressed and degraded is not perfect, and on the other hand, the sample is compressed and degraded by directly adding a heavy object on the sample, so that the operation is troublesome, the occupied area is large, and the technical defect that the requirement of actual operation cannot be met exists.
SUMMERY OF THE UTILITY MODEL
The utility model provides a rubbish soil settlement test device has solved or has partially solved the above-mentioned not enough among the prior art.
The utility model provides a garbage soil settlement test device, which is applied to a sample, wherein the sample is arranged in a sample barrel, and the sample barrel is fixed on a support; the device comprises: a pressurizing mechanism disposed above the sample bucket so that the sample in the sample bucket is pressurized by the pressurizing mechanism, the pressurizing mechanism including: a pressurizing piston, said pressurizing piston being in contact with said sample; the jack is connected with the pressurizing piston; the lever is connected with the jack, so that the weight of a weight on a weight tray on the lever is adjusted to apply pressure to the jack, the pressure of the lever is balanced upwards by the jack after pressure test, and the sample is compressed downwards by the pressurizing piston on one side; the gas monitoring and collecting system is communicated with the sample barrel, so that the gas in the sample barrel is collected through the gas monitoring and collecting system; and the leachate collection and recharge system is communicated with the sample barrel, so that leachate generated by a sample in the sample barrel is detected and adjusted in component parameters through the leachate collection and recharge system on one hand, and is recharged into the sample barrel through the leachate collection and recharge system on the other hand.
Optionally, the method further includes: the temperature control system is arranged on the periphery of the sample barrel, so that the temperature of the sample in the sample barrel is controlled within a preset temperature range by the temperature control system; the preset temperature range comprises an upper temperature threshold and a lower temperature threshold, and a temperature interval between the upper temperature threshold and the lower temperature threshold forms the preset temperature range; and, the leachate collection and recharge system comprises: the screw cap is in threaded connection with the lower end of the sample barrel; the filtrate outlet is fixed on the screw cap and communicated with the sample barrel; a collection tank in communication with the filtrate outlet such that the leachate flows through the filtrate outlet into the collection tank; the power source is arranged between the collecting tank and the upper part of the sample barrel and at least comprises a pump; and, a filter mechanism; and, the filtering mechanism includes: an upper filter plate disposed between the pressurizing piston and the sample; the lower filter plate is arranged between the screw cap and the sample; wherein, through the filtration liquid collection recharging system from the top of sample bucket backward flow to the filtration liquid in the sample bucket, through last filter evenly permeate in the sample, and by the gas that upper filter flowed out is collected through the collection system.
Optionally, the leachate collection recharging system further comprises: the parameter regulating and controlling instrument is used for detecting the basic component parameters of the percolate and regulating and controlling the component content in the percolate according to the detection result; the parameter regulating and controlling instrument at least comprises: the pH value regulating instrument is used for regulating and controlling the pH value in the percolate according to the detection result; a first pH meter disposed between the filtrate outlet and the collection tank; the COD online monitor is arranged between the first pH meter and the collecting tank; the BOD online monitor is arranged between the COD online monitor and the collecting tank; and the second pH meter is arranged between the upper part of the sample barrel and the collection pool.
Optionally, the screw cap and the filtrate outlet are integrally formed; alternatively, the screw cap is threadedly connected with the filtrate outlet so that the two can be detached.
Optionally, the temperature control system includes: a peripheral water bath arranged at the peripheral part of the sample barrel; a heater disposed in said peripheral water bath to heat the temperature of the water in said peripheral water bath; and, the heater is one of the following: the heating rods are fixed in the peripheral water bath and vertically distributed at the peripheral part of the sample barrel, and each heating rod is vertical to the support; or the heating wires are fixed in the peripheral water bath and are wound at the peripheral part of the sample barrel, and the heating wires are spiral; or the heating sheets are fixed in the peripheral water bath and vertically distributed at the peripheral part of the sample barrel, and each heating sheet is vertical to the support; the temperature sensor is fixed in the peripheral water bath and is used for monitoring the temperature of water in the peripheral water bath in real time; and the temperature control box is respectively connected with the temperature sensor and the heater, so that the temperature control box compares the temperature of the water detected by the temperature sensor with the preset temperature threshold value and controls whether the heater is heated or not according to the comparison result.
Optionally, the lever comprises: the first vertical rod is fixed on the support and is vertical to the support; one end of the first cross rod is hinged with the first vertical rod; one end of the second vertical rod is hinged with the other end of the first cross rod; the weight tray is arranged at the other end of the second vertical rod and used for placing weights; the first vertical rod, the first transverse rod, the second vertical rod and the weight tray form a first-level lever, and the jack is hinged to the first transverse rod, so that the jack and the first transverse rod can rotate relatively.
Optionally, the lever comprises: the first vertical rod is fixed on the support and is vertical to the support; one end of the first cross rod is hinged with the first vertical rod; one end of the second vertical rod is hinged with the other end of the first cross rod; one end of the third vertical rod is hinged with the first cross rod; one end of the second cross rod is hinged with the other end of the third vertical rod; one end of the fourth vertical rod is hinged with the other end of the second cross rod, and the fourth vertical rod is fixed on the support and is vertical to the support; the weight tray is fixed at the other end of the second vertical rod for placing weights; the first vertical rod, the second vertical rod, the third vertical rod, the fourth vertical rod, the first cross rod, the second cross rod and the weight tray form a secondary lever, and the jack is hinged to the second cross rod, so that the jack and the second cross rod can rotate relatively.
Optionally, the method further includes: a fastener, the one end of fastener with the detachable connection of first montant, the other end of fastener with the detachable connection of fourth montant, just the middle part of fastener is provided with a logical groove, makes the jack passes logical groove is located the top of sample.
Optionally, the gas monitoring and collecting system comprises: a gas valve; a gas flow meter; a biogas analyzer; and a gas collection device; the test tube is connected with the gas flowmeter through the gas valve, the gas flowmeter is connected with the methane analyzer, and the methane analyzer is connected with the gas collecting device.
Optionally, the method further includes: the displacement meter is arranged on the pressurizing piston and used for monitoring and acquiring the compression amount of the sample in real time, and the displacement meter is connected with a computer; the first pH meter, the second pH meter, the COD online monitor and the BOD online monitor are respectively connected with the computer; and/or the gas flowmeter and the biogas analyzer are respectively connected with the computer.
The utility model discloses a top and the sample contact of sample are arranged in to the piston that will pressurize, and the lower extreme and the pressurization piston of jack are connected, and the lever is connected with the jack for through the weight of the weight on the weight dish on the adjusting lever, exert pressure to the jack with the mode of lever principle lever ratio, and then make the jack after exerting pressure through pressurization piston compression sample. Meanwhile, the gas monitoring and collecting system is communicated with the sample barrel, so that the gas in the sample barrel is collected through the gas monitoring and collecting system. The percolate collecting and recharging system is communicated with the sample barrel, so that percolate flowing out of the sample barrel is regulated by the percolate collecting and recharging system to component parameters of the percolate on one hand, the content of each component in the regulated percolate meets the test requirement, and the regulated percolate is recharged into the sample barrel by the percolate collecting and recharging system on the other hand, and finally accelerated degradation of a sample in the sample barrel is realized.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural block diagram of a waste soil settling device provided in an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a fastener according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art belong to the protection scope of the present invention; the "and/or" keyword "referred to in this embodiment represents sum or two cases, in other words, a and/or B mentioned in the embodiment of the present invention represents two cases of a and B, A or B, and describes three states where a and B exist, such as a and/or B, representing: only A does not include B; only B does not include A; including A and B.
Referring to fig. 1, an embodiment of the present invention provides a waste soil settlement testing apparatus, which is applied to a sample, and those skilled in the art can understand that the sample may be waste soil or other detection objects requiring test simulation, such as soil, and the embodiment of the present invention is not limited to the type of the sample. And the sample may be placed in the sample barrel 100, the sample barrel 100 being fixed to a holder 600. Wherein, the settlement test device includes at least: pressurization mechanism, gas monitoring collection system 130 and leachate collection recharge system.
Specifically, the pressurizing mechanism in the embodiment of the present invention is disposed above the sample barrel 100, so that the sample in the sample barrel 100 is pressurized by the pressurizing mechanism. Preferably, the pressing mechanism in the embodiment of the present invention at least includes: a pressurizing piston 110, a jack 120, and a lever.
With continued reference to fig. 1, the pressurizing piston 110 is placed above the sample and contacts the sample. The lower end of the jack 120 is connected with the pressurizing piston 110, and the lever is connected with the jack 120, so that the jack 120 is pressurized in a lever principle manner by adjusting the weight of the weight on the weight tray 360 on the lever, and the pressurized jack 120 compresses the sample by the pressurizing piston 110. Meanwhile, the gas monitoring and collecting system 130 is communicated with the sample barrel 100, so that the gas generated by the sample in the sample barrel 100 is collected by the gas monitoring and collecting system 130. The leachate collection and recharge system is communicated with the sample barrel 100, so that the leachate flowing out of the sample barrel 100 is regulated in component parameters through the leachate collection and recharge system on one hand, and the regulated leachate meets the test requirements in content of each component, and is recharged into the sample barrel 100 through the leachate collection and recharge system on the other hand.
It should be noted that, in the embodiment of the present invention, the gas monitoring and collecting system 130 can include at least a gas valve, a gas flowmeter 1301, a biogas analyzer 1302 and a gas collecting device 1303, wherein the gas valve and the gas flowmeter are used in cooperation to control the flow rate of the gas flowing out from the sample barrel 100, and the components of the biogas are detected and analyzed by the biogas analyzer, the obtained experimental data provides the basis for analyzing the degradation degree, and the gas flowmeter 1301 and the biogas analyzer 1302 are all connected to the computer, so as to realize the automatic monitoring and recording.
The embodiment of the utility model provides an in, for the temperature in the reasonable control sample bucket 100 of being convenient for sample bucket 100 interior sample is tested at the temperature range of ideal, and degradation device still includes: a temperature control system. Wherein a temperature control system is disposed within an outer peripheral portion of the sample barrel 100 to surround the sample barrel 100 such that a temperature of the sample within the sample barrel 100 is controlled within a preset temperature range by the temperature control system. The preset temperature range may include an upper temperature threshold and a lower temperature threshold, such that a temperature interval between the upper temperature threshold and the lower temperature threshold constitutes the preset temperature range.
Particularly, as an application of the temperature control system in the embodiment of the present invention, the temperature control system may include: a peripheral water bath, a heater, a temperature sensor and a temperature control box. Wherein the peripheral water bath is disposed at a peripheral portion of the sample barrel 100 so as to surround the sample barrel 100. The heater is placed in the peripheral water bath to heat the temperature of the water in the peripheral water bath. The temperature sensor is fixed in the peripheral water bath and used for monitoring the temperature of water in the peripheral water bath in real time. The temperature control box is respectively connected with the temperature sensor and the heater.
The temperature control box is internally provided with the preset temperature range which comprises an upper temperature threshold and a lower temperature threshold, so that the temperature control box is compared with the preset temperature threshold according to the temperature of the water detected by the temperature sensor, and whether the heater is heated or not is controlled according to a comparison result. If the detected temperature of the water is greater than the upper temperature threshold value or less than the lower temperature threshold value, the temperature control box controls the heater to heat; and when the detected temperature of the water is smaller than the upper temperature threshold and larger than the lower temperature threshold, the temperature control box controls the heater to stop heating.
Of course, the embodiment of the present invention is that the temperature control system may include a peripheral water bath, a heater, a temperature sensor and a temperature control box, which are only one application of the temperature control system. Those skilled in the art can understand, control in order to reach the sample temperature in experimental bucket 100, the embodiment of the utility model provides a can also adopt the temperature control system that other component units constitute, if by the control by temperature change singlechip, signal transmission module, the temperature control system that constitutes such as temperature sensor and heat conduction piece, wherein the heat conduction piece can be attached on the outer wall of experimental bucket 100, the control by temperature change singlechip passes through signal transmission module and is connected with temperature sensor, make by the temperature value on the heat conduction piece of temperature sensor real-time supervision, and transmit to the control by temperature change singlechip through signal transmission module in real time. Similarly, when the detected temperature of the heat conduction sheet is greater than the upper temperature threshold value or less than the lower temperature threshold value, the temperature control single chip microcomputer controls the heat conduction sheet to heat; and when the detected temperature of the heat conduction sheet is smaller than the upper temperature threshold and larger than the lower temperature threshold, the temperature control single chip microcomputer controls the heat conduction sheet to stop heating. In other words, the temperature control system in the embodiment of the present invention is not limited to any specific temperature control system, and as long as the provided temperature control system can control the temperature in the sample barrel 100 to be tested within the set temperature range, the present invention is all the claimed content.
Further, for improving the utility model discloses experimental security performance among the actual operation process prevents that the high temperature or low and can't in time discover then not take corresponding measure and cause the test accident. The embodiment of the utility model provides an still be provided with alarm unit among the temperature control system that provides, this alarm unit can make the bee calling organ that has buzzing alarming function, perhaps has the LED that flashes the function and flashes the light, and bee calling organ or LED flash the light and be connected with foretell control by temperature change singlechip or accuse incubator, make when the temperature of the heat conduction piece that detects or water, be greater than threshold value in the temperature, perhaps be less than threshold value under the temperature, then bee calling organ or LED flash the light and begin the suggestion warning, control by temperature change singlechip or accuse incubator this moment begin to correspond control heat conduction piece or heat conduction piece heating operation.
Preferably, the heater in the embodiment of the present invention may be one of the following components: a plurality of heating rods, or a plurality of heating wires, or a plurality of heating sheets. Wherein, when the heater is a plurality of heating rod, a plurality of heating rod is fixed in the peripheral water bath to vertical distribution is in the peripheral position of sample bucket, and each the heating rod with support mutually perpendicular. When the heater is a plurality of heating wires, the plurality of heating wires are fixed in the peripheral water bath and are wound at the peripheral part of the sample barrel, and the heating wires are spiral. Or, when the heater is a plurality of heating plates, the plurality of heating plates are fixed in the peripheral water bath and vertically distributed at the peripheral part of the sample barrel, and each heating plate is perpendicular to the support. Similarly, it can be understood by those skilled in the art that the heater in the embodiment of the present invention is not limited to the heating rods, or the heating wires, or the heating sheets, as long as the heater can achieve the heat transfer to the sample in the sample barrel 100, and the present invention is within the protection scope of the present invention.
Referring to fig. 1 again, the leachate collection recharging system in the embodiment of the present invention at least may include: a screw cap 150, a filtrate outlet 160, a collection tank 170 and a power source 180.
Wherein, the upper part of the screw cap 150 is connected with the lower end of the sample barrel 100 by screw thread. The filtrate outlet 160 is fixed to a lower portion of the screw cap 150 and communicates with the sample barrel 100. The collection tank 170 communicates with the filtrate outlet 160, so that the percolate flows through the filtrate outlet into the collection tank 170. The power source 180 is used to provide power for pumping the percolate in the collection pool 170 back into the sample barrel 100, so that the percolate flows out from the lower part of the sample barrel 100 and finally flows back into the sample barrel 100 from the upper part of the sample barrel 100, and preferably, the power source 180 may comprise at least one pump. In the embodiment of the present invention, the number of the power sources 180 is 2.
It should be particularly said that, in order to ensure the sealing performance of the degradation in the sample barrel, the embodiment of the present invention is provided with sealing rings for sealing both the pressurizing piston 110 and the nut 150 (lower plug).
Furthermore, in order to control the parameter components in the recharged leachate, the parameter indexes of the leachate flowing back to the sample barrel 100 meet the test requirements. The recharge system may further comprise: a parameter regulating and controlling instrument.
The parameter regulating and controlling instrument is used for detecting the component parameters of the percolate and regulating and controlling the component content in the percolate according to the detection result. The parameter regulating and controlling instrument at least comprises: the pH value regulating instrument 190 is used for regulating and controlling the pH value in the percolate according to the detection result; a first pH meter 200 disposed between the filtrate outlet 160 and the collection tank 170; a COD on-line monitor 230 disposed between the first pH meter 200 and the collection tank 170; a BOD online monitor 240 disposed between the COD online monitor 230 and the collection tank 170; and the second pH meter 210 is arranged between the upper part of the sample barrel 100 and the collecting tank 170 and is used for detecting the pH value in the adjusted percolate. Preferably, the nut 150 and the filtrate outlet 160 may be integrally molded, or the nut 150 and the filtrate outlet 160 may be detachably connected by a screw, so that at least when any one of the nut 150 and the filtrate outlet 160 is out of order, only one of the failed parts may be repaired or replaced, thereby reducing the repair cost.
It is worth mentioning that, the control of the percolate flow rate and the total flow when filtration liquid recharges, accessible power supply guarantee, and be convenient for the even distribution of filtration liquid on the sample, and then in order to help the degradation test of sample, the embodiment of the utility model provides a degradation device still includes: a filtering mechanism for filtering percolate. Wherein, the filtering mechanism includes: an upper filter plate 220 and a lower filter plate 230.
Wherein the upper filter plate 220 is disposed between the pressurizing piston 110 and the sample; the lower filter plate 230 is placed between the 150 screw cap and the sample. This allows the percolate, which flows back into the sample barrel 100 from above the sample barrel 100 through the percolate collecting and recharging system, to uniformly permeate into the sample through the upper filter plate 220.
Most crucial, the utility model discloses a mode of lever principle has replaced among the prior art directly place the effect mode of exerting pressure to the sample of heavy object on the sample to the one-level lever, the second grade lever, the mode of exerting pressure of N level lever even, accurate having satisfied the actual work in-process, to the accurate control of exerting pressure, the weight that the advantage that utilizes the lever ratio can be less realizes great load, and easy operation is convenient, can effectually practice thrift the laboratory area moreover. The connection mode of the first-level lever and the second-level lever is taken as an example to specifically explain the components and connection relationship of the lever in the embodiment of the present invention.
In detail, when the pressing manner of the primary lever is adopted, the primary lever may specifically include: a first vertical rod 300, a first cross bar 310, a second vertical rod 320 and a weight tray 360. Wherein, the first vertical rod 300 is fixed on the support 600 and is perpendicular to the support 600. One end of the first cross bar 310 is hinged to the first vertical bar 300. One end of the second vertical bar 320 is hinged to the other end of the first horizontal bar 310. The weight tray 360 is fixed to the other end of the second vertical bar 320 to place weights. The first vertical rods 300, the first cross rod 310, the second vertical rods 320 and the weight plates 360 form a first-level lever, and the jack 120 is hinged to the first cross rod 310, so that the jack 120 and the first cross rod 310 can rotate relatively.
In detail, when the pressing manner of the secondary lever is adopted, the secondary lever may specifically include: a first vertical rod 300, a first cross rod 310, a second vertical rod 320, a third vertical rod 330, a fourth vertical rod 340, a second cross rod 350 and a weight tray 360. Wherein, the first vertical rod 300 is fixed on the support 600 and is perpendicular to the support 600. One end of the first cross bar 310 is hinged to the first vertical bar 300. One end of the second vertical bar 320 is hinged to the other end of the first horizontal bar 310. One end of the third vertical bar 330 is hinged to the first cross bar 310. One end of the second cross bar 350 is hinged to the other end of the third vertical bar 330. One end of the fourth vertical bar 340 is hinged with the other end of the second cross bar 350, and the fourth vertical bar 340 is fixed on the support 600 and is perpendicular to the support 600; the weight tray 360 is fixed to the other end of the second vertical bar 320 for placing weights. The first vertical rod, the second vertical rod, the third vertical rod, the fourth vertical rod, the first cross rod, the second cross rod and the weight tray form a secondary lever, and the jack is hinged to the second cross rod, so that the jack and the second cross rod can rotate relatively.
Wherein, fastener 800 can make first montant 300 and fourth montant 340 form wholly, increases the rigidity of first montant 300 and fourth montant 340, avoids taking place to incline because of its high too high and first montant 300 and fourth montant 340, leads to two braces that set up in the groove 810 and can increase fastener 800's pulling force, avoids the too big and messenger of weight to lead to groove 810 and warp.
It is worth integratively, for the second-stage lever, in order to facilitate the first vertical rod 300 and the fourth vertical rod 340 to be able to stably stand on the support 600 to prevent buckling damage, preferably, please refer to fig. 2, the embodiment of the present invention further includes a fastening member 800 with a central portion in a ring structure, one end of the fastening member is detachably connected to the first vertical rod 300, the other end of the fastening member is detachably connected to the fourth vertical rod 340, and a through groove 810 (circular ring shape) is disposed in the middle portion of the fastening member, so that the jack 120 passes through the through groove and is located above the sample.
Wherein, when the embodiment of the utility model provides an adopt one-level lever or second grade lever to exert pressure to the sample, for guaranteeing the balance of first horizontal pole 310 and/or second horizontal pole 350, jack 120 in the embodiment of the utility model provides a can be formed by the mode repacking of an inflatable jack and a screw jack through threaded connection for the upper end and the first horizontal pole 310 or the second horizontal pole 350 of inflatable jack are connected, the lower extreme and the screw jack threaded connection of inflatable jack, on the one hand through the quick balance return to horizontal position of the first horizontal pole 310 of inflatable jack roof pressure or second horizontal pole 350, on the other hand finely tunes the horizontality of first horizontal pole 310 or second horizontal pole 350 through screwing screw jack, in order to guarantee that first horizontal pole 310 or second horizontal pole 350 are in balanced state.
In other words, the composition element inflatable jack of the jack 200 of the embodiment of the present invention is used for rapidly adjusting the balance of the first-level lever or the second-level lever (coarse adjustment), and the composition element screw jack of the jack 200 of the embodiment of the present invention is used for secondarily adjusting the balance of the first-level lever or the second-level lever (fine adjustment or fine adjustment). Meanwhile, the balance of the first-level lever or the second-level lever can be determined by a horizontal ruler; the pressure of the air pressure jack can be converted according to the applied weight, the air pressure is controlled by a valve and is a little smaller than the pressure of the weight, and the rest is further balanced and supplemented by fine adjustment of the screw jack.
Further, in the embodiment of the present invention, a displacement meter (displacement detector) is further disposed at the pressurizing piston 110 or the jack 120 for monitoring the compression amount/displacement of the sample in real time. The method for monitoring displacement by a displacement detector is known in the prior art and is not described herein again.
The utility model provides a settlement test device, which can accurately control external factors such as pressure and temperature in the test; the settlement of the sample under different influence factors of pressure and degradation can be monitored on line in real time, and technical support can be provided for the utilization of landfill capacity and site; data reference can be provided for landfill gas resource utilization through indexes such as gas generation rate, component concentration and yield in the test process; the degradation of the sample can be accelerated by monitoring and adjusting the recharge on line in real time according to the relevant indexes of the percolate; the degradation degree of the test can be obtained through the indexes of gas and leachate monitoring, and the method has certain reference significance for the actual operation of the landfill. The utility model discloses can provide help and reasonable in design, compact structure is simple, convenient operation, area are little for theoretical research and the actual engineering that the landfill subsides.
While the preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the appended claims be interpreted as including the preferred embodiment and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A garbage soil settlement test device is applied to a test sample, wherein the test sample is arranged in a test sample barrel, and the test sample barrel is fixed on a support; characterized in that the device comprises:
a pressurizing mechanism disposed above the sample bucket so that the sample in the sample bucket is pressurized by the pressurizing mechanism, the pressurizing mechanism including:
a pressurizing piston, said pressurizing piston being in contact with said sample;
the jack is connected with the pressurizing piston;
the lever is connected with the jack, so that the weight of a weight on the lever is adjusted to apply pressure to the jack, the pressure of the lever is balanced upwards by the jack after pressure test, and the sample is compressed downwards by the pressurizing piston on the other side;
the gas monitoring and collecting system is communicated with the sample barrel, so that the gas in the sample barrel is collected through the gas monitoring and collecting system;
and the leachate collection and recharge system is communicated with the sample barrel, so that leachate generated by a sample in the sample barrel is detected and adjusted in component parameters through the leachate collection and recharge system on one hand, and is recharged into the sample barrel through the leachate collection and recharge system on the other hand.
2. The soil waste settlement test device of claim 1, further comprising:
the temperature control system is arranged on the periphery of the sample barrel, so that the temperature of the sample in the sample barrel is controlled within a preset temperature range by the temperature control system; the preset temperature range comprises an upper temperature threshold and a lower temperature threshold, and a temperature interval between the upper temperature threshold and the lower temperature threshold forms the preset temperature range;
and the number of the first and second groups,
the leachate collection and recharge system comprises: the screw cap is in threaded connection with the lower end of the sample barrel; the filtrate outlet is fixed on the screw cap and communicated with the sample barrel; a collection tank in communication with the filtrate outlet such that the leachate flows through the filtrate outlet into the collection tank; the power source is arranged between the collecting tank and the upper part of the sample barrel and at least comprises a pump;
and the number of the first and second groups,
a filtering mechanism; and, the filtering mechanism includes: an upper filter plate disposed between the pressurizing piston and the sample; the lower filter plate is arranged between the screw cap and the sample; wherein, through the filtration liquid collection recharging system from the top of sample bucket backward flow to the filtration liquid in the sample bucket, through last filter evenly permeate in the sample, and by the gas that upper filter flowed out is collected through the collection system.
3. The soil refuse settlement test device of claim 2, wherein the leachate recirculation system further comprises:
the parameter regulating and controlling instrument is used for detecting the basic component parameters of the percolate and regulating and controlling the component content in the percolate according to the detection result; the parameter regulating and controlling instrument at least comprises:
the pH value regulating instrument is used for regulating and controlling the pH value in the percolate according to the detection result;
a first pH meter disposed between the filtrate outlet and the collection tank;
the COD online monitor is arranged between the first pH meter and the collecting tank;
the BOD online monitor is arranged between the COD online monitor and the collecting tank;
and the second pH meter is arranged between the upper part of the sample barrel and the collection pool.
4. The waste soil settlement test device of claim 3,
the screw cap and the filtrate outlet are integrally formed;
or,
the screw cap is in threaded connection with the filtrate outlet, so that the two can be detached.
5. The soil waste settlement test device of claim 4, wherein the temperature control system comprises:
a peripheral water bath arranged at the peripheral part of the sample barrel; a heater disposed in said peripheral water bath to heat the temperature of the water in said peripheral water bath; and,
the heater is one of the following:
the heating rods are fixed in the peripheral water bath and vertically distributed at the peripheral part of the sample barrel, and each heating rod is vertical to the support; or,
the heating wires are fixed in the peripheral water bath and are wound at the peripheral part of the sample barrel, and the heating wires are spiral; or,
the heating sheets are fixed in the peripheral water bath and vertically distributed at the peripheral part of the sample barrel, and each heating sheet is vertical to the support;
the temperature sensor is fixed in the peripheral water bath and is used for monitoring the temperature of water in the peripheral water bath in real time;
and the temperature control box is respectively connected with the temperature sensor and the heater, so that the temperature control box compares the temperature of the water detected by the temperature sensor with the preset temperature threshold value and controls whether the heater is heated or not according to the comparison result.
6. The soil waste settlement test device of claim 5, wherein the lever comprises:
the first vertical rod is fixed on the support and is vertical to the support;
one end of the first cross rod is hinged with the first vertical rod;
one end of the second vertical rod is hinged with the other end of the first cross rod;
the weight tray is arranged at the other end of the second vertical rod and used for placing weights;
the first vertical rod, the first transverse rod, the second vertical rod and the weight tray form a first-level lever, and the jack is hinged to the first transverse rod, so that the jack and the first transverse rod can rotate relatively.
7. The soil waste settlement test device of claim 5, wherein the lever comprises:
the first vertical rod is fixed on the support and is vertical to the support;
one end of the first cross rod is hinged with the first vertical rod;
one end of the second vertical rod is hinged with the other end of the first cross rod;
one end of the third vertical rod is hinged with the first cross rod;
one end of the second cross rod is hinged with the other end of the third vertical rod;
one end of the fourth vertical rod is hinged with the other end of the second cross rod, and the fourth vertical rod is fixed on the support and is vertical to the support;
the weight tray is fixed at the other end of the second vertical rod for placing weights;
the first vertical rod, the second vertical rod, the third vertical rod, the fourth vertical rod, the first cross rod, the second cross rod and the weight tray form a secondary lever, and the jack is hinged to the second cross rod, so that the jack and the second cross rod can rotate relatively.
8. The soil waste settlement test device of claim 7, further comprising:
a fastener, the one end of fastener with the detachable connection of first montant, the other end of fastener with the detachable connection of fourth montant, just the middle part of fastener is provided with a logical groove, makes the jack passes logical groove is located the top of sample.
9. The apparatus of claim 8, wherein the gas monitoring collection system comprises:
a gas valve;
a gas flow meter;
a biogas analyzer; and
a gas collection device;
the sample barrel is connected with the gas flowmeter through the gas valve, the gas flowmeter is connected with the methane analyzer, and the methane analyzer is connected with the gas collecting device.
10. The soil waste settlement test device of claim 9, further comprising:
the displacement meter is arranged on the pressurizing piston and used for monitoring and acquiring the compression amount of the sample in real time, and the displacement meter is connected with a computer; the first pH meter, the second pH meter, the COD online monitor and the BOD online monitor are respectively connected with the computer;
and/or the presence of a gas in the gas,
the gas flowmeter and the biogas analyzer are respectively connected with the computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520390837.1U CN204964356U (en) | 2015-06-08 | 2015-06-08 | Rubbish soil subsides test device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520390837.1U CN204964356U (en) | 2015-06-08 | 2015-06-08 | Rubbish soil subsides test device |
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| CN204964356U true CN204964356U (en) | 2016-01-13 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880404A (en) * | 2015-06-08 | 2015-09-02 | 中国科学院武汉岩土力学研究所 | Settlement testing device for garbage soil |
| CN106855402A (en) * | 2017-03-14 | 2017-06-16 | 中国科学院武汉岩土力学研究所 | Pressure-sensitive riverbed sludge thickness measurement equipment |
| CN108801888A (en) * | 2018-05-25 | 2018-11-13 | 昆明理工大学 | It degrades in a kind of organic soil room simulator |
-
2015
- 2015-06-08 CN CN201520390837.1U patent/CN204964356U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880404A (en) * | 2015-06-08 | 2015-09-02 | 中国科学院武汉岩土力学研究所 | Settlement testing device for garbage soil |
| CN106855402A (en) * | 2017-03-14 | 2017-06-16 | 中国科学院武汉岩土力学研究所 | Pressure-sensitive riverbed sludge thickness measurement equipment |
| CN108801888A (en) * | 2018-05-25 | 2018-11-13 | 昆明理工大学 | It degrades in a kind of organic soil room simulator |
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