CN219657438U - Sludge concentration meter for cutter suction dredger - Google Patents
Sludge concentration meter for cutter suction dredger Download PDFInfo
- Publication number
- CN219657438U CN219657438U CN202320487553.9U CN202320487553U CN219657438U CN 219657438 U CN219657438 U CN 219657438U CN 202320487553 U CN202320487553 U CN 202320487553U CN 219657438 U CN219657438 U CN 219657438U
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- Prior art keywords
- pipe
- dredger
- ultrasonic
- sludge
- concentration meter
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- 239000010802 sludge Substances 0.000 title claims abstract description 37
- 238000007789 sealing Methods 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 10
- 239000010935 stainless steel Substances 0.000 claims description 10
- 239000000919 ceramic Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000003292 glue Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 abstract description 3
- 238000007599 discharging Methods 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 230000002285 radioactive effect Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a sludge concentration meter for a cutter suction dredger, which comprises a sludge pump, a sludge suction pipe and a sludge discharge pipe, wherein one end of the sludge pump is communicated with the sludge suction pipe, the other end of the sludge suction pipe is connected with a reamer head, and the other end of the sludge pump is communicated with the sludge discharge pipe. According to the utility model, the concentration meter is arranged on the mud discharging pipe by adopting the flange, the ultrasonic wave transmitting end and the ultrasonic wave receiving end are directly contacted with the mud in the mud discharging pipe, and the principle that the propagation speeds of the ultrasonic waves in liquid media with different concentrations are different is utilized to monitor the media or the concentration in real time on line, so that the on-line detection can be realized more accurately, and the concentration of a mud-water mixture can be regulated in real time.
Description
Technical Field
The utility model relates to the technical field of sludge concentration detection, in particular to a sludge concentration meter for a cutter suction dredger.
Background
With the development of Chinese economy, the acceleration of urban evolution and the progress of human civilization society, the public is paying more attention to environmental problems, and the requirements on environmental quality are increasing. Because of complex topography of China, rivers and lakes, when the environment changes, such as water quality changes, hydrodynamic conditions change and the like, pollutants accumulated in polluted bottom mud are released to become pollution sources of lakes and reservoirs, and therefore, on pollution treatment of lakes and reservoirs, a siphon dredger is mostly adopted to directly dredge polluted mud to dredge river bottoms.
During cutter suction dredger construction, the dredged mud is conveyed through the vacuum degree effect generated by the dredger pump and the pipeline, so that operators need to master the solid content (concentration) in the mud in real time in the construction process, the working efficiency of the cutter suction dredger is brought into full play to the maximum extent, the dredger working efficiency is improved, and the accuracy of mud concentration measurement is a key technical node for realizing intelligent dredger.
Most of the existing silt concentration detectors adopt a nuclear densitometer division measurement technology, an ultrasonic attenuation technology, an electromagnetic wave scattering technology and a resistive layer scanning imaging (ERT) technology; when staff adopts a nuclear densimeter to divide measurement, because daily maintenance and management need to be carried out on the radioactive source, the staff has higher radiation safety risk, and the periodic supervision and inspection of the supervision department and the radioactive source treatment after the product is scrapped all need consume a large amount of management cost to can cause certain threat to the physical safety of the user.
If the ultrasonic attenuation technology, the electromagnetic wave scattering technology and the resistance tomography (ERT) technology are adopted, the use condition is limited, which leads to short service life of the detection element and high price, and the detection element is not suitable for large-scale popularization and use in small enterprises and personal use groups, and in order to improve the life cycle of the detection element, the detection head is usually arranged outside the pipeline to reduce the damage of the detection element, but the measurement accuracy is reduced, and the detection effect is not ideal.
Accordingly, based on the above-mentioned problems, there has been continued to invent a sludge concentration meter for cutter suction dredgers to solve the above-mentioned problems.
Disclosure of Invention
The utility model provides a sludge concentration meter for a cutter suction dredger, which is convenient to install and accurate and reliable in measurement, and aims to solve the technical problems that the measuring accuracy of the conventional cutter suction dredger is not high and the detection effect of the cutter suction dredger is not ideal.
According to one aspect of the present utility model, there is provided a sludge concentration meter for a cutter suction dredger, the cutter suction dredger comprising a dredger pump, a dredger pipe and a dredger pipe, one end of the dredger pump is connected with the dredger pipe, the other end of the dredger pipe is connected with a reamer head, the other end of the dredger pump is connected with the dredger pipe, and the concentration meter is mounted on the dredger pipe.
On the basis of the scheme, the connecting seat, the connecting pipe, the base, the ultrasonic transmitting end and the ultrasonic receiving end are preferably connected in a closed mode.
On the basis of the scheme, preferably, an embedded sealing ring is arranged on the end face of the flange, and the end face of the sealing ring protrudes out of the end face of the flange.
On the basis of the scheme, the installation shaft, the connecting seat, the connecting pipe and the base are preferably internally provided with wiring grooves.
On the basis of the scheme, preferably, the ultrasonic wave transmitting end comprises a circular stainless steel shell, the inside of the stainless steel shell is filled with a sound absorption filling material, one end of the stainless steel shell is provided with ultrasonic piezoelectric ceramics, the surface of the ultrasonic piezoelectric ceramics is covered with sound-transmitting glue, and a wire penetrates through the sound absorption filling material and is connected to the middle part of the ultrasonic piezoelectric ceramics.
According to the sludge concentration meter for the cutter suction dredger, disclosed by the utility model, the concentration meter is arranged on the sludge discharge pipe by adopting the flange, the ultrasonic wave transmitting end and the ultrasonic wave receiving end are directly contacted with sludge in the sludge discharge pipe, and the principle that the propagation speeds of ultrasonic waves in liquid media with different concentrations are different is utilized to carry out real-time on-line monitoring on the media or the concentrations, so that the on-line detection can be more accurately realized, and the concentration of a sludge-water mixture can be regulated in real time.
Drawings
FIG. 1 is a schematic view showing a construction of a sludge concentration meter for a cutter suction dredger according to the present utility model;
FIG. 2 is a front view of the concentration meter of the present utility model;
FIG. 3 is a schematic view of the installation of the concentration meter of the present utility model;
FIG. 4 is a perspective view of the concentration meter of the present utility model;
reference numerals illustrate:
the mud pump 1, the mud suction pipe 2, the mud discharge pipe 3, the reamer head 4, the concentration meter 5, the flange plate 51, the ultrasonic wave transmitting end 52, the ultrasonic wave receiving end 53, the mounting shaft 54, the connecting seat 55, the base 56 and the sealing ring 57.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
For the sake of simplicity of the drawing, the parts relevant to the present utility model are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
It should be further understood that the term "and/or" as used in the present specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
In the embodiment shown in the drawings, indications of orientation (such as up, down, left, right, front and rear) are used to explain the structure and movement of the various components of the utility model are not absolute but relative. These descriptions are appropriate when the components are in the positions shown in the drawings. If the description of the location of these components changes, then the indication of these directions changes accordingly.
In addition, in the description of the present utility model, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the following description will explain the specific embodiments of the present utility model with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the utility model, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
Referring to fig. 1, in combination with fig. 2 and 3, a sludge concentration meter 5 for a cutter suction dredger according to the present utility model, wherein the cutter suction dredger comprises a dredger pump 1, a suction pipe 2 and a dredger pipe 3, one end of the dredger pump 1 is connected with a reamer head 4 through the suction pipe 2, the other end of the dredger pump 1 is connected with the dredger pipe 3,
during operation, the reamer head 4 is used for digging the sludge, and the mixture of the sludge and the water is led into the sludge suction pipe 2 by combining the vacuum effect formed by the sludge pump 1 and is output by the sludge discharge pipe 3. In the above operation, the concentration meter 5 of the present utility model is mounted on the suction pipe 2 to realize real-time monitoring of the suction pipe 2.
Specifically, the concentration meter 5 of the present utility model includes a flange 51 fixed to the suction pipe 2, an ultrasonic emission end 52 and an ultrasonic receiving end 53, where the flange 51 is used to connect to the suction pipe 2, and when in installation, the flange 51 can be quickly installed and fixed by adapting to a flange on an outer circumferential surface of the suction pipe 2 through a screw on the flange 51, and an installation shaft 54 is penetrated in the middle of the flange 51, an end of the installation shaft 54 is provided with a connection seat 55, the ultrasonic receiving end 53 is installed on the connection seat 55, the connection seat 55 is installed with a base 56 through a connection pipe, the ultrasonic emission end 52 is installed on the base 56, and the ultrasonic emission end 52 and the ultrasonic receiving end 53 are arranged opposite to each other at intervals, and the specific structure is shown in fig. 3 and 4.
So set up, the connecting pipe is not in a straight line with ultrasonic emission end 52 and ultrasonic receiving end 53, has so formed certain clearance, and silt is in the flow process, after leading into this clearance and between ultrasonic emission end 52 and the ultrasonic receiving end 53, can acquire its concentration value fast to the power of convenient adjustment dredge pump 1.
Preferably, the connecting seat 55, the connecting pipe, the base 56, the ultrasonic transmitting end 52 and the ultrasonic receiving end 53 are connected in a closed mode, and wiring grooves are formed in the mounting shaft 54, the connecting seat 55, the connecting pipe and the base 56, namely, the connecting seat 55, the connecting pipe, the base 56, the ultrasonic transmitting end 52 and the ultrasonic receiving end 53 are combined in a closed integrated design through the built-in wiring grooves, and a stainless steel shell is adopted, so that the ultrasonic transmitting end is suitable for various complex environments, and the overall service life of the ultrasonic transmitting end is effectively prolonged.
In order to avoid sludge overflow, the utility model is provided with the embedded sealing ring 57 on the end surface of the flange plate 51, the end surface of the sealing ring 57 protrudes out of the end surface of the flange plate 51, and the sealing ring 57 has a certain elastic modulus, so that when the flange plate 51 is combined with the sludge suction pipe 2 during installation, the sealing ring 57 is pressed, thereby effectively realizing the sealing effect.
Further, the ultrasonic transmitting end 52 of the present utility model comprises a circular stainless steel housing, the interior of the stainless steel housing is filled with a sound absorption filling material, one end of the stainless steel housing is provided with an ultrasonic piezoelectric ceramic, the surface of the ultrasonic piezoelectric ceramic is covered with a sound-transmitting adhesive, and a wire penetrates through the sound absorption filling material to be connected to the middle part of the ultrasonic piezoelectric ceramic.
According to the sludge concentration meter 5 for the cutter suction dredger, disclosed by the utility model, the concentration meter 5 is arranged on the sludge discharge pipe 3 by adopting the flange plate 51, the ultrasonic wave transmitting end 52 and the ultrasonic wave receiving end 53 are directly contacted with sludge in the sludge discharge pipe 3, and the principle that the propagation speeds of ultrasonic waves in liquid media with different concentrations are different is utilized for carrying out real-time on-line monitoring on the media or the concentrations, so that the on-line detection can be more accurately realized, and the concentration of a sludge-water mixture can be regulated in real time.
Finally, the method of the present utility model is only a preferred embodiment and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (5)
1. The utility model provides a cutter suction dredger is with silt concentration meter, cutter suction dredger includes dredger, suction pipe and mud pipe, the one end of dredger with the suction pipe is linked together, the other end and the reamer head of suction pipe link to each other, the other end and the mud pipe of dredger are linked together, concentration meter installs on the suction pipe, its characterized in that, concentration meter include with the ring flange that the suction pipe is fixed, ultrasonic wave transmitting end and ultrasonic wave receiving end, the ring flange middle part wears to be equipped with the installation axle, the tip of installation axle is provided with the connecting seat, the ultrasonic wave receiving end is installed on the connecting seat, the base is installed through the connecting pipe to the ultrasonic wave transmitting end is installed on the base, just the ultrasonic wave transmitting end with the ultrasonic wave receiving end interval is relative to be set up.
2. The sludge concentration gauge for cutter suction dredger according to claim 1, wherein the connecting seat, the connecting pipe, the base, the ultrasonic transmitting end and the ultrasonic receiving end are connected in a closed type.
3. The sludge concentration gauge for cutter suction dredger according to claim 2, wherein the end face of the flange plate is provided with an embedded sealing ring, and the end face of the sealing ring protrudes out of the end face of the flange plate.
4. The cutter suction dredger sludge concentration meter of claim 1, wherein wiring grooves are formed in the mounting shaft, the connecting seat, the connecting pipe and the base.
5. The sludge concentration meter for cutter suction dredger according to claim 1, wherein the ultrasonic wave transmitting end comprises a circular stainless steel shell, the stainless steel shell is internally filled with a sound absorption filling material, one end of the stainless steel shell is provided with ultrasonic piezoelectric ceramics, the surface of the ultrasonic piezoelectric ceramics is covered with sound-permeable glue, and a wire penetrates through the sound absorption filling material to be connected to the middle part of the ultrasonic piezoelectric ceramics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320487553.9U CN219657438U (en) | 2023-03-15 | 2023-03-15 | Sludge concentration meter for cutter suction dredger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320487553.9U CN219657438U (en) | 2023-03-15 | 2023-03-15 | Sludge concentration meter for cutter suction dredger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219657438U true CN219657438U (en) | 2023-09-08 |
Family
ID=87855156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320487553.9U Active CN219657438U (en) | 2023-03-15 | 2023-03-15 | Sludge concentration meter for cutter suction dredger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219657438U (en) |
-
2023
- 2023-03-15 CN CN202320487553.9U patent/CN219657438U/en active Active
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