CN213780084U - Fast sampling and detecting device for obstacle factors of urban relocation area - Google Patents
Fast sampling and detecting device for obstacle factors of urban relocation area Download PDFInfo
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- CN213780084U CN213780084U CN202022821221.9U CN202022821221U CN213780084U CN 213780084 U CN213780084 U CN 213780084U CN 202022821221 U CN202022821221 U CN 202022821221U CN 213780084 U CN213780084 U CN 213780084U
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Abstract
The utility model provides a rapid sampling and detecting device for obstacle factors of urban relocation land, which comprises a detecting rod, wherein a detachable counterweight is arranged on the detecting rod, and the counterweight is used for pressing the detecting rod into soil to a certain depth; the soil quality detection device is characterized in that at least one pipeline is arranged in the detection rod, the bottom opening of the pipeline is close to the bottom end of the detection rod, the top opening of the pipeline is connected with the air adding pump or the liquid pump, and the soil quality detection device is further provided with a collecting device for measuring soil parameters. By adopting the scheme, the thickness of the non-soil layer, the air permeability of soil, the pH value, pollutants and the activity of soil enzyme can be rapidly detected, the detection efficiency of the obstacle factors of the urban relocation area is greatly improved, and the labor intensity and the implementation cost are reduced.
Description
Technical Field
The utility model relates to a soil parameter detection field, especially a city relocation area obstacle factor takes a sample and detection device fast.
Background
The soil has certain self-purification capacity for various wastes, but when various pollutants in the soil are excessive, influence and exceed the self-purification capacity of the soil, the soil is not suitable for being used as a garden green land. In the urban relocation process, whether the soil forming garden greenbelts is possessed or not needs to be detected so as to avoid planning errors.
The soil detection device in the prior art can only detect a single parameter generally, and the detection steps are very complicated and inconvenient to use. For example, soil testing the conventional five items relate to organic matter, nitrogen, phosphorus, potassium and pH, requiring a number of different reagents and equipment, and making field testing difficult. Chinese patent document CN108637004A describes a portable soil detection and remediation device and a soil detection and remediation method, the device includes at least two detection and remediation devices, the detection and remediation devices include a base, a probe rod and a probe; the probe is connected with the hardness sensor; the probe rod is provided with a sampling port and a sampling test area, and the periphery of the probe rod below the sampling port is provided with a helical blade; a transmission rod is arranged in the probe rod; a conductive carbon layer is arranged on the periphery of the probe rod and is connected with a power supply connecting end in the base; the different detection and repair devices are respectively connected with the anode and the cathode of the power supply through leads. Although this scheme is considered to be preferable, it is hardly worth realizing, for example, in a scheme in which the elastic member (400) is connected to the hardness sensor (210), the deformation force of the elastic member is detected, and the relationship with the soil hardness is not large. As for the heavy metal content detected by the conductivity detection module, the accuracy is difficult to ensure, and because the non-heavy metal substances influencing the conductivity of the soil are more, such as iron, aluminum, carbon and other elements, the conductivity and the heavy metal content have no convincing corresponding relation. Still other schemes, such as CN211904714U and CN111929102A, are used for soil sampling, which can obtain more accurate data, but in the situation where rapid measurement is needed, the operation is still troublesome, a large amount of soil samples need to be collected and carried to a laboratory, the labor intensity is high, and the implementation cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a city relocation place obstacle factor takes a sample and detection device fast is provided, can be quick detect city relocation place obstacle factor. And the labor intensity is lower, and the realization cost is low.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: a rapid sampling and detecting device for obstacle factors of urban relocation areas comprises a detecting rod, wherein a detachable counter weight is arranged on the detecting rod, and the counter weight is used for pressing the detecting rod into soil to a certain depth;
at least one pipeline is arranged in the detection rod, the bottom opening of the pipeline is close to the bottom end of the detection rod, and the top opening of the pipeline is connected with the air adding pump or the liquid pump and used for measuring the parameters of the soil.
In the preferred scheme, a hole is formed in the counterweight, the counterweight through hole is movably sleeved with the detection rod, a structure convenient for hoisting is arranged at the top of the counterweight, and the weight of the counterweight is set to be capable of pressing the detection rod into soil;
the detection rod is provided with a limiting part for limiting the axial position of the counterweight.
In a preferred scheme, the bottom of the detection rod is provided with a tip;
the bottom opening of the tube is disposed on the cylindrical outer wall proximate the tip.
In a preferred scheme, an acceleration sensor is arranged on the detection rod and used for collecting the acceleration of the detection rod pressed into the soil.
In the preferred scheme, the top opening of the pipeline is connected with the output port of the air-adding pump, and the output port of the air-adding pump is also provided with a pressure sensor for measuring the air permeability of the soil.
In the preferred scheme, the top opening of the pipeline is connected with the output port of the liquid pump, and the output port of the liquid pump is also provided with a pressure sensor for measuring the permeability of the soil.
In the preferred scheme, the top opening of the pipeline is respectively connected with the output port and the access port of the liquid pump through the pipeline and the switching valve, the liquid pump is further provided with a collection vessel and a liquid supply tank, the collection vessel is connected with the output port of the liquid pump through the pipeline and the switching valve, and the liquid supply tank is connected with the input port of the liquid pump through the pipeline and the switching valve;
the switching valve is a two-position four-way valve.
In the preferred scheme, still be equipped with collection device, collection device and collection ware are connected for according to gathering liquid sample analysis soil parameter.
In the preferred scheme, two pipelines are arranged in the detection rod, one pipeline is an air guide pipe, and the other pipeline is an infusion pipe;
the top opening of the air duct is connected with the output port of the air adding pump, and the output port of the air adding pump is also provided with a pressure sensor for measuring the air permeability of the soil;
the top opening of the infusion tube is respectively connected with the output port and the input port of the liquid pump through a pipeline and a switching valve, the infusion tube is also provided with a collection vessel and a liquid supply box, the collection vessel is connected with the output port of the liquid pump through a pipeline and a switching valve, and the liquid supply box is connected with the input port of the liquid pump through a pipeline and a switching valve;
the switching valve is a two-position four-way valve;
the device is also provided with a collecting device, and the collecting device is connected with the collecting vessel and used for analyzing soil parameters according to the collected liquid sample;
be equipped with acceleration sensor in the test rod, acceleration sensor adopts unipolar acceleration sensor for gather the acceleration that the test rod impressed in the soil.
In a preferred scheme, a tip is arranged at the bottom of the detection rod; the soil sampling groove is arranged at the pointed end, the outer wall of the soil sampling groove is provided with a hinged cover plate, when the detection rod is pressed down, the cover plate is closed, when the detection rod is lifted up, the cover plate is opened, and soil enters the soil sampling groove.
The utility model provides a pair of city relocation place obstacle factor takes a sample and detection device fast, through adopting foretell scheme, can carry out short-term test to non-soil layer thickness, soil air permeability, pH value, pollutant and soil enzymatic activity, improves city relocation place obstacle factor's detection efficiency by a wide margin, reduces intensity of labour and implementation cost.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the state of the present invention during detection.
Fig. 3 is a schematic structural diagram of the detection of the present invention.
Fig. 4 is a schematic view of the connection structure of the liquid pump of the present invention.
Fig. 5 is an enlarged schematic view of the local structure of the soil-taking groove and the cover plate of the present invention.
In the figure: the device comprises a detection rod 1, an air guide pipe 101, an infusion pipe 102, an air pipe connector 103, a liquid pipe connector 104, a soil sampling groove 105, a cover plate 106, a limiting part 2, a balance weight 3, a lifting device 4, a surface soil layer 5, a backfill soil layer 6, an original soil layer 7, an acceleration sensor 8, an air entraining pump 9, a pressure sensor 10, a collecting device 11, a liquid pump 12, a switching valve 13, a collecting vessel 14 and a liquid supply tank 15.
Detailed Description
The utility model discloses a quick measurement of city relocation place standing place obstacle factor index system parameter, the utility model adopts the following scheme.
As shown in fig. 1-3, a rapid sampling and detecting device for obstacle factors of urban relocation areas comprises a detecting rod 1, wherein a detachable counterweight 3 is arranged on the detecting rod 1, and the counterweight 3 is used for pressing the detecting rod 1 into soil to a certain depth;
the soil quality detection device is characterized in that at least one pipeline is arranged in the detection rod 1, the bottom opening of the pipeline is close to the bottom end of the detection rod 1, the top opening of the pipeline is connected with the air-entrapping pump 9 or the liquid pump 12, and the soil quality detection device is further provided with a collecting device 11 for measuring soil mixed liquid pumped by the liquid pump 12 or mixed liquid of collected soil samples so as to obtain soil parameters. With the structure, the detection rod 1 is pressed into soil through the counterweight with fixed weight, and corresponding parameters of the soil can be detected.
The preferable scheme is as shown in figure 1, a hole is arranged on a counterweight 3, the counterweight 3 is movably sleeved with a detection rod 1 through the hole, a structure convenient for hoisting is arranged at the top of the counterweight 3, and the weight of the counterweight 3 is set to be capable of pressing the detection rod 1 into soil;
the detection rod 1 is provided with a limiting part 2 for limiting the axial position of the balance weight 3. When the device is used, the counter weight 3 with the preset weight is installed on the detection rod 1 by using a manual or hoisting device, and the detection rod 1 is pressed into soil by using the counter weight, so that the urban relocation land obstacle factor of the soil can be detected.
In a preferred scheme, as shown in figures 1-3, the bottom of a detection rod 1 is provided with a tip;
the bottom opening of the tube is disposed on the cylindrical outer wall proximate the tip. With this structure, the detection is ensured to correspond to the soil depth of the horizontal position.
In a preferred embodiment, as shown in fig. 1, an acceleration sensor 8 is provided on the measuring rod 1 for detecting the acceleration of the measuring rod 1 pressed into the soil. In the embodiment, the combination of the fixed counterweight and the acceleration sensor 8 is creatively adopted to detect the side friction resistance of the soil. In particular, when the detection rod 1 passes through the backfill layer 6 made of impurities such as cement, steel bars, masonry, etc., lateral frictional resistance changes to be detected and influences the insertion acceleration, so that the thickness of the backfill layer 6 can be calculated from the change of the acceleration.
In a preferred scheme, as shown in fig. 3, the top opening of the pipeline is connected with an output port of the air-entrapping pump 9, and a pressure sensor 10 is further arranged at the output port of the air-entrapping pump 9 and used for measuring the air permeability of the soil. The detection process can run through the insertion process of the detection rod 1, so that the air permeability of the soil under different depth conditions can be quickly obtained.
In a preferred embodiment, as shown in fig. 3, the top opening of the pipeline is connected to the output port of the liquid pump 12, and a pressure sensor 10 is further provided at the output port of the liquid pump 12 for measuring the permeability of the soil. The detection process can run through the insertion process of the detection rod 1, so that the permeability of the soil under different depth conditions can be rapidly obtained.
Preferably, as shown in fig. 4, the top opening of the pipeline is connected to the output port and the input port of the liquid pump 12 through the pipeline and the switching valve 13, respectively, and is further provided with a collection dish 14 and a liquid supply tank 15, the collection dish 14 is connected to the output port of the liquid pump 12 through the pipeline and the switching valve 13, and the liquid supply tank 15 is connected to the input port of the liquid pump 12 through the pipeline and the switching valve 13; pure water is stored in the liquid supply tank 15. The liquid pump 12 is a diaphragm pump.
The switching valve 13 is a two-position four-way valve. One operating position of the switching valve 13 is to cause the liquid pump 12 to pump pure water from the liquid supply tank 15 and feed it into the liquid transport tube 102; the other station draws fluid from tubing 102 and into collection dish 14.
In the preferred scheme, a collecting device 11 is further arranged, and the collecting device 11 is connected with a collecting vessel 14 and used for analyzing soil parameters according to collected liquid samples. The collection device 11 detects soil parameters including conductivity, organic matters, pH value, heavy metal ions, organic pollution and the like according to the liquid in the collection vessel 14. The collecting device 11 is an outsourced equipment, such as a soil parameter rapid measuring instrument of Zhengzhou Kocurie apparatus manufacturing limited company for organic matter and organic pollution detection, and a portable soil heavy metal analyzer based on an X-ray fluorescence technical scheme of Jinchen apparatus technology (Suzhou) limited company. Relates to a hand-held spectrum analyzer for soil enzyme activity determination, wherein the soil enzyme activity determination can be performed by sodium phenate-sodium hypochlorite colorimetric method, disodium phenyl phosphate colorimetric method, 3, 5-dinitrosalicylic acid colorimetric method, etc. At present, fully integrated multifunctional detection equipment is not available temporarily, switching is needed in the detection process, but the integration of the functions has no technical obstacle.
In the above scheme, a single pipeline is adopted, the operation is still more complicated, and the preferred scheme is as shown in fig. 3, two pipelines are arranged in the detection rod 1, one pipeline is an air duct 101, and the other pipeline is an infusion tube 102;
the top opening of the gas guide pipe 101 is connected with the output port of the air entrainment pump 9, and the output port of the air entrainment pump 9 is also provided with a pressure sensor 10 for measuring the air permeability of the soil;
the top opening of the infusion tube 102 is connected with the output port and the input port of the liquid pump 12 through a pipeline and a switching valve 13 respectively, and is further provided with a collection dish 14 and a liquid supply box 15, the collection dish 14 is connected with the output port of the liquid pump 12 through a pipeline and a switching valve 13, and the liquid supply box 15 is connected with the input port of the liquid pump 12 through a pipeline and a switching valve 13;
the switching valve 13 is a two-position four-way valve;
the device is also provided with a collecting device 11, wherein the collecting device 11 is connected with a collecting vessel 14 and is used for analyzing soil parameters according to collected liquid samples; the collected liquid is used as the leaching solution of the soil, and is used for detecting various parameters directly or after an auxiliary agent is added.
Be equipped with acceleration sensor 8 in detecting rod 1, acceleration sensor 8 adopts unipolar acceleration sensor for gather the acceleration that detecting rod 1 impressed in the soil. With the structure, the detection efficiency is greatly improved. By one-time insertion into soil, up to 11 indexes including physical indexes of soil, chemical indexes of soil, soil parameters, pollutants, activity of soil enzyme and the like can be completed, and nearly 50 parameters, such as nitrogen, phosphorus and potassium content, residual content of various pesticides, content of various heavy metal elements and the like, can be detected.
The preferable scheme is as shown in fig. 5, a tip is arranged at the bottom of the detection rod 1; the soil sampling groove 105 is arranged at the position of the tip, the outer wall of the soil sampling groove 105 is provided with a hinged cover plate 106, when the detection rod 1 is pressed down, the cover plate 106 is closed, when the detection rod is pulled out, the cover plate 106 is opened, and soil enters the soil sampling groove 105. In the preferred embodiment, as shown in fig. 5, the bottom of the cover 106 is hinged to the soil sampling slot 105, and the rotation of the cover 106 is limited to a certain angle, for example, 15 °, and a raised structure is provided at the free end of the cover 106, protruding from the outer wall of the tip of the test rod 1, so that the cover 106 is forced to open when the test rod is pulled out.
With the structure, under the necessary condition, the soil sample can be further accurately detected so as to make up the problem of insufficient rapid detection precision.
When the device is used, the tip of the detection rod 1 is inserted into the surface soil layer 5 according to a preset depth, the liquid pump 12 and the air entrainment pump 9 are respectively connected with the liquid pipe connector 104 and the air pipe connector 103, and the liquid pump 12 and the air entrainment pump 9 are started. The detection rod 1 is kept vertical, and the balance weight 3 is installed at the top end of the detection rod 1 by utilizing manual work or a hoisting device 4, so that no impact is generated between the balance weight 3 and the detection rod 1. The detection rod 1 is inserted into a soil layer under the action of the balance weight 3, the acceleration sensor 8 detects acceleration and position change and sends the acceleration and the position change to the acquisition device, such as an industrial personal computer, wherein the position where the acceleration changes enters the backfill soil layer 6 with high probability, the position where the acceleration changes again passes through the backfill soil layer 6, and corresponding depth is obtained through integral calculation of the acceleration. The air permeability and liquid permeability of the soil at different depths are obtained from the pressure sensor 10 and time curves. After the detection rod 1 is inserted to the preset depth, the air adding pump 9 is stopped, the liquid pump 12 keeps injecting liquid for a period of time, the switching valve 13 is switched, the liquid pump 12 sucks the injected water back into the collection vessel 14, and the collection device 11 detects parameters including organic matters, pH value, conductivity, heavy metal ions, organic pollutants, soil enzyme activity and the like. The specific monitoring method is to divide the liquid in the collection dish 14 into a plurality of parts, and detect the liquid with different instruments directly or after adding a medicament. For example, a soil parameter tacheometer for detecting soil parameters; the portable soil heavy metal analyzer is used for detecting the content of heavy metals in soil; the portable spectrometer is matched with sodium phenate-sodium hypochlorite colorimetric method, disodium phenyl phosphate colorimetric method, 3, 5-dinitrosalicylic acid colorimetric method and other methods to measure the activity of the soil enzyme.
When the soil permeability is higher, under the condition that can't gather the injected water, mention test rod 1, apron 106 is opened, in gathering soil sample to borrow soil box 105, take out and detect again with collection system 11 behind the soil sample. In the preferred scheme, the acquired concentration of the injected water is difficult to calibrate, so that the detection precision is difficult to achieve higher precision. Preferably, a common element parameter comparison method is adopted for correction, a certain common element is used as a reference object, for example, elements such as nitrogen, phosphorus, potassium and the like are used as reference objects, after the liquid in the collection dish 14 is detected in the manner described above, the contents of nitrogen, phosphorus and potassium in the obtained soil sample are accurately detected, a detected value is divided by an original detection value to obtain a correction parameter, and other originally detected parameters are multiplied by the correction parameter, so that the originally detected parameters can be corrected by the scheme, and the detection precision is further improved.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (10)
1. A quick sampling and detecting device for obstacle factors of urban relocation areas is characterized in that: the device comprises a detection rod (1), wherein a detachable counter weight (3) is arranged on the detection rod (1), and the counter weight (3) is used for pressing the detection rod (1) into soil to a certain depth;
at least one pipeline is arranged in the detection rod (1), the bottom opening of the pipeline is close to the bottom end of the detection rod (1), the top opening of the pipeline is connected with the air adding pump (9) or the liquid pump (12), and the soil parameter measuring device is further provided with a collecting device for measuring soil parameters.
2. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: a hole is formed in the counterweight (3), the counterweight (3) is movably sleeved with the detection rod (1) through the hole, a structure convenient to hoist is arranged at the top of the counterweight (3), and the weight of the counterweight (3) is set to be capable of pressing the detection rod (1) into soil;
the detection rod (1) is provided with a limiting part (2) for limiting the axial position of the balance weight (3).
3. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: the bottom of the detection rod (1) is provided with a tip;
the bottom opening of the tube is disposed on the cylindrical outer wall proximate the tip.
4. The device for rapidly sampling and detecting the urban relocation obstacle factor according to any one of claims 1 to 3, wherein: an acceleration sensor (8) is arranged on the detection rod (1) and used for collecting the acceleration of the detection rod (1) pressed into the soil.
5. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: the top opening of the pipeline is connected with the output port of the air-entrapping pump (9), and the output port of the air-entrapping pump (9) is also provided with a pressure sensor (10) for measuring the air permeability of the soil.
6. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: the top opening of the pipeline is connected with the output port of the liquid pump (12), and the output port of the liquid pump (12) is also provided with a pressure sensor (10) for measuring the permeability of the soil.
7. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: the top opening of the pipeline is respectively connected with the output port and the access port of the liquid pump (12) through the pipeline and the switching valve (13), the liquid pump is further provided with a collection vessel (14) and a liquid supply tank (15), the collection vessel (14) is connected with the output port of the liquid pump (12) through the pipeline and the switching valve (13), and the liquid supply tank (15) is connected with the input port of the liquid pump (12) through the pipeline and the switching valve (13);
the switching valve (13) is a two-position four-way valve.
8. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 7, wherein: the device is also provided with a collecting device (11), wherein the collecting device (11) is connected with a collecting vessel (14) and is used for analyzing soil parameters according to collected liquid samples.
9. The fast sampling and detecting device for the obstacle factor of the urban relocation zone as claimed in claim 1, wherein: two pipelines are arranged in the detection rod (1), one pipeline is an air duct (101), and the other pipeline is an infusion tube (102);
the top opening of the air duct (101) is connected with the output port of the air adding pump (9), and the output port of the air adding pump (9) is also provided with a pressure sensor (10) for measuring the air permeability of the soil;
the top opening of the infusion tube (102) is respectively connected with the output port and the access port of the liquid pump (12) through a pipeline and a switching valve (13), the infusion tube is also provided with a collection vessel (14) and a liquid supply tank (15), the collection vessel (14) is connected with the output port of the liquid pump (12) through the pipeline and the switching valve (13), and the liquid supply tank (15) is connected with the input port of the liquid pump (12) through the pipeline and the switching valve (13);
the switching valve (13) is a two-position four-way valve;
the device is also provided with a collecting device (11), wherein the collecting device (11) is connected with a collecting vessel (14) and is used for analyzing soil parameters according to collected liquid samples;
an acceleration sensor (8) is arranged in the detection rod (1), and the acceleration sensor (8) adopts a single-axis acceleration sensor and is used for collecting the acceleration pressed into the soil by the detection rod (1).
10. The device for rapidly sampling and detecting the obstacle factors of urban relocation places according to any one of claims 1 to 3 and 5 to 9, wherein: the bottom of the detection rod (1) is provided with a tip; the soil sampling groove (105) is arranged at the position of the tip, the hinged cover plate (106) is arranged on the outer wall of the soil sampling groove (105), when the detection rod (1) is pressed down, the cover plate (106) is closed, when the detection rod is lifted up, the cover plate (106) is opened, and soil enters the soil sampling groove (105).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022821221.9U CN213780084U (en) | 2020-11-30 | 2020-11-30 | Fast sampling and detecting device for obstacle factors of urban relocation area |
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| CN202022821221.9U CN213780084U (en) | 2020-11-30 | 2020-11-30 | Fast sampling and detecting device for obstacle factors of urban relocation area |
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| CN213780084U true CN213780084U (en) | 2021-07-23 |
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| CN202022821221.9U Active CN213780084U (en) | 2020-11-30 | 2020-11-30 | Fast sampling and detecting device for obstacle factors of urban relocation area |
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