CN110220814B - Parameter determination device and method for multi-metal nodule - Google Patents
Parameter determination device and method for multi-metal nodule Download PDFInfo
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- CN110220814B CN110220814B CN201910591831.3A CN201910591831A CN110220814B CN 110220814 B CN110220814 B CN 110220814B CN 201910591831 A CN201910591831 A CN 201910591831A CN 110220814 B CN110220814 B CN 110220814B
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- 239000002184 metal Substances 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 142
- 238000001035 drying Methods 0.000 claims abstract description 60
- 238000005303 weighing Methods 0.000 claims abstract description 47
- 238000005259 measurement Methods 0.000 claims abstract description 32
- 201000008827 tuberculosis Diseases 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 238000010438 heat treatment Methods 0.000 claims description 10
- 238000000691 measurement method Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
- G01N5/04—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder
- G01N5/045—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by removing a component, e.g. by evaporation, and weighing the remainder for determining moisture content
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/02—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
- G01N9/02—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume
- G01N2009/022—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring weight of a known volume of solids
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a parameter measuring device and a method for multi-metal tuberculosis, wherein the device comprises the following components: measuring the cup body; the sealing cover is covered on the measuring cup body; the drying device is used for drying the multi-metal tuberculosis sample to be measured in the measuring cup body; the weighing device, the measuring cup body, the sealing cover and the drying device are all arranged on the weighing device; the water supply and drainage pipe is used for injecting water into the measuring cup body or draining water in the measuring cup body, a first flowmeter and a water supply and drainage pump are arranged on the water supply and drainage pipe, and the water supply and drainage pipe is connected with a water tank; and the overflow pipe is communicated with the inner cavity of the measuring cup body and is used for overflowing redundant water, and a second flowmeter is arranged on the overflow pipe. The parameter measuring device and the parameter measuring method can be used for measuring the dry density, the wet density and the water content of the polymetallic nodule, and are simple to operate, high in accuracy of measuring results and high in precision; the whole set of device can be powered by a battery or an alternating current power supply, thereby being convenient for offshore and on-site measurement.
Description
Technical Field
The invention relates to the technical field of multi-metal nodule parameter measurement, in particular to a parameter measurement device and a method for measuring the dry density, the wet density and the water content of multi-metal nodules, which are also applicable to measurement of the dry density, the wet density and the water content of other small-sized solid materials which are insoluble in water, such as cement blocks, stones and the like.
Background
In the investigation process of deep sea mineral resources, people often need to analyze collected multi-metal nodule samples, and the analysis mainly comprises parameters such as wet density, dry density, water content, abundance, grade and the like of nodule in a sampling area.
Currently, the method for measuring the dry and wet density and the water content of the polymetallic nodule obtained by deep sea sampling mainly comprises manual discontinuous operation, and mainly involves measuring parameters such as the volume, the wet weight, the dry weight and the like of the sample. The measuring cylinder is adopted for measuring the volume of the sample by a drainage method, the weight is weighed by a balance, and great reading errors exist. The drying of tuberculosis adopts the drying-machine to carry out, and whole measuring process is complicated, and the sample shifts between different containers, easily causes the loss of sample piece, has reduced measuring result's accuracy.
Disclosure of Invention
The invention mainly aims to provide a parameter measuring device and method for multi-metal tuberculosis, which are used for solving the problems of complex operation and low accuracy of measuring results when the measuring device in the prior art measures the density and the water content of the multi-metal tuberculosis.
In order to achieve the above object, according to one aspect of the present invention, there is provided a parameter measurement apparatus of a multi-metal nodule, the parameter measurement apparatus comprising: the measuring cup body is used for containing a multi-metal tuberculosis sample to be measured; the sealing cover is covered on the measuring cup body; the drying device is used for drying the multi-metal tuberculosis sample to be measured in the measuring cup body; the weighing device, the measuring cup body, the sealing cover and the drying device are all arranged on the weighing device; the water supply and drainage pipe is used for injecting water into the measuring cup body or draining water in the measuring cup body, a first flowmeter and a water supply and drainage pump are arranged on the water supply and drainage pipe, and the water supply and drainage pipe is connected with a water tank; and the overflow pipe is communicated with the inner cavity of the measuring cup body and is used for overflowing redundant water, and a second flowmeter is arranged on the overflow pipe.
Further, the water supply and drainage pipe stretches into the measuring cup body, and the end part of the water supply and drainage pipe is close to the inner surface of the bottom of the measuring cup body.
Further, the parameter measuring device further comprises a shell, the shell is arranged on the drying device, the measuring cup body is arranged in the shell, the sealing cover is sealed on the shell, the bottom of the measuring cup body is provided with an overflow hole, the water supply and drainage pipe stretches into the space between the shell and the measuring cup body, and the end part of the water supply and drainage pipe is close to the inner surface of the bottom of the shell.
Further, a baffle plate is arranged between the water supply and drainage pipe and the measuring cup body, and a filter screen is arranged at the lower part of the baffle plate.
Further, the parameter measuring device further comprises a shell, the drying device is arranged in the shell and is arranged on the periphery of the measuring cup body in a close mode, the measuring cup body is arranged on the drying device, the sealing cover is sealed on the shell, the bottom of the measuring cup body is provided with an overflow hole, the drying device is provided with a water passing channel, the water supply and drainage pipe extends into the space between the shell and the drying device, and the end portion of the water supply and drainage pipe is close to the inner surface of the bottom of the shell.
Further, the part of the water supply and drainage pipe extending into the shell is connected with the part extending out of the shell through a connecting hose; the part of the overflow pipe extending into the shell is connected with the part extending out of the shell through a connecting hose.
Further, the drying device comprises a bottom heating device arranged at the bottom of the measuring cup body and a side heating device arranged at the side of the measuring cup body.
Further, the parameter measuring device also comprises a controller, and the drying device, the weighing device, the first flowmeter, the water supply and drainage pump and the second flowmeter are all connected with the controller.
According to another aspect of the present invention, there is provided a parameter measurement method of a multi-metal nodule, the parameter measurement method being performed by using the parameter measurement apparatus of a multi-metal nodule, the parameter measurement method comprising:
before adding a multi-metal nodule sample to be measured, measuring the weight G1 of a measuring device above the weighing device by the weighing device;
adding a multi-metal tuberculosis sample to be measured into the measuring cup body, covering the sealing cover, and measuring the total weight G2 of the measuring device and the sample above the weighing device through the weighing device;
starting a water supply and drainage pump, injecting water into the inner cavity of the parameter measuring device through the water supply and drainage pipe until the overflow pipe is drained, recording readings of the first flowmeter and the second flowmeter at the moment, wherein the readings are V1 and V2 respectively, and the inner cavity volume of the parameter measuring device is a constant value V3;
the wet density of the multimetal nodule sample to be tested is: (G2-G1)/(V3-V1+V2).
Further, after measuring the wet density of the multi-metal nodule sample to be measured, the parameter measurement method further comprises:
draining water in the inner cavity of the parameter measuring device through a water supply and drainage pipe, then starting a drying device to dry the multi-metal tuberculosis sample to be measured, and measuring the total weight G3 of the measuring device above the weighing device and the dried sample through the weighing device;
the dry density of the multimetal nodule sample to be tested is: (G3-G1)/(v3-v1+v2);
the water content of the multi-metal nodule sample to be measured is as follows: (G2-G3)/(G3-G1). Times.100%.
By applying the technical scheme of the invention, all measurement flows are carried out in one container, the multi-metal tuberculosis samples are not required to be transferred in different containers, the loss of sample fragments is avoided, the parameter measurement result is more accurate, and the measurement precision is high; the wet density, the dry density and the water content of the multi-metal nodule sample can be measured in a set of device and a set of flow, and the device has a simple structure and is very convenient to operate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
fig. 1 is a schematic diagram of the configuration of a parameter measuring apparatus according to embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of a parameter measurement apparatus according to embodiment 2 of the present invention.
Fig. 3 is a schematic structural diagram of a parameter measurement apparatus according to embodiment 3 of the present invention.
FIG. 4 is a schematic top view of the inside of the parameter measuring apparatus according to example 3 of the present invention.
Fig. 5 is a flowchart of a parameter measurement method according to an embodiment of the present invention.
Wherein the above figures include the following reference numerals:
10. measuring the cup body; 11. an overflow hole; 20. sealing cover; 30. a drying device; 31. a water passing channel; 32. a bottom heating device; 33. a side heating device; 40. a weighing device; 50. a water supply and drainage pipe; 60. an overflow pipe; 70. a first flowmeter; 80. a water supply and drainage pump; 90. a water tank; 100. a second flowmeter; 110. a housing; 120. a partition plate; 130. and connecting a hose.
Detailed Description
The present invention will be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments are shown, for the purpose of illustrating the invention, but the scope of the invention is not limited to the specific embodiments shown. It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
Unless defined otherwise, all technical and scientific terms used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terms "first," "second," and the like in the description and in the claims, do not denote any order, quantity, or importance, but rather are used to facilitate distinguishing between corresponding features. Also, the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" and "connected," and the like, are not limited to a direct connection, but may be an indirect connection via other intermediate connections. "upper", "lower", "left", "right", etc. are used merely to indicate a relative positional relationship, which changes accordingly when the absolute position of the object to be described changes.
Example 1
The parameter measuring device for the multi-metal nodule is mainly suitable for measuring the wet density, the dry density and the water content of a marine multi-metal nodule sample, and can also be used for measuring the parameters of other granular materials.
The structure of the parameter measuring device is shown in fig. 1, and as can be seen from fig. 1, the parameter measuring device mainly comprises a measuring cup body 10, a sealing cover 20, a drying device 30, a weighing device 40, a water supply and drainage pipe 50 and an overflow pipe 60. Wherein the measuring cup body 10 is used for containing a multi-metal tuberculosis sample to be measured; the sealing cover 20 is sealed at the opening part of the measuring cup body 10; the measuring cup body 10 is arranged on a drying device 30, and the drying device 30 is used for drying the multi-metal tuberculosis sample to be measured in the measuring cup body 10; the measuring cup body 10, the sealing cover 20 and the drying device 30 are all arranged on the weighing device 40, and the weighing device 40 is used for weighing; the water supply and drainage pipe 50 is used for injecting water into the measuring cup body 10 or draining water in the measuring cup body 10, a first flowmeter 70 and a water supply and drainage pump 80 are arranged on the water supply and drainage pipe 50, and the water supply and drainage pipe 50 is connected with a water tank 90; the overflow pipe 60 communicates with the inner cavity of the measuring cup 10, the overflow pipe 60 serves to overflow the surplus water in the measuring cup 10, and a second flowmeter 100 is further provided on the overflow pipe 60.
The parameter measuring device can be used for measuring the wet density, the dry density and the water content of the multi-metal tuberculosis sample through one set of device, and all measuring processes are carried out in one measuring cup body 10, so that the condition that sample scraps are lost when the sample is transferred between different containers is avoided. The parameter measuring device is simple and convenient to operate, high in accuracy of measuring results and high in measuring accuracy.
Further, referring to fig. 1, in the present embodiment, one end of the water supply and drain pipe 50 extends into the measuring cup 10, and the end of the water supply and drain pipe 50 is adjacent to the bottom inner surface of the measuring cup 10. By the arrangement, on one hand, the scouring of the multi-metal tuberculosis sample caused by water flow when water is injected into the measuring cup body 10 can be reduced; on the other hand, the water can be discharged more cleanly when the water is discharged, and the drying time is shortened. Both the supply and drain pipe 50 and the overflow pipe 60 are connected to the sealing cover 20.
Specifically, referring to fig. 1, in the present embodiment, the drying device 30 includes a bottom heating device 32 and a side heating device 33. Wherein the bottom heating means 32 is arranged at the bottom of the measuring cup 10; the side heating means 33 are arranged at the side of the measuring cup 10. So set up, can effectively improve drying efficiency.
In the present embodiment, the drying device 30 may employ an existing electric heater; while the weighing device 40 may employ existing high-precision weighing equipment, such as a high-precision electronic balance. The parameter measuring device can also realize continuous automatic measurement of a plurality of parameters of the multi-metal tuberculosis by arranging a reasonable control structure.
The method of using the parameter measuring apparatus of the present embodiment is as follows (the flowchart thereof is shown in fig. 5):
before adding the multi-metal nodule sample to be measured, measuring the weight G1 of a measuring device (a sealing cover 20, a drying device 30, a measuring cup body 10 and a connecting pipeline part) above the weighing device 40 by a weighing device 40;
adding a multi-metal tuberculosis sample to be measured into the measuring cup body 10, covering the sealing cover 20, and measuring the total weight G2 of the measuring device and the sample above the weighing device 40 through the weighing device 40;
starting the water supply and drainage pump 80, injecting water into the inner cavity of the parameter measuring device through the water supply and drainage pipe 50 until the overflow pipe 60 is drained, and recording readings of the first flowmeter 70 and the second flowmeter 100 at the moment, wherein the readings are V1 and V2 respectively; the inner cavity volume of the parameter measuring device is a fixed value V3, the volume V3 specifically refers to the sum of the inner cavity volume enclosed by the measuring cup body 10 and the sealing cover 20 and the volume from one end of the connecting inner cavity to the position of the connecting flowmeter of the water supply and drainage pipe 50 and the overflow pipe 60, and the volume V3 can be obtained by calibrating under the condition of no material addition;
the wet density of the multimetal nodule sample to be tested is: (G2-G1)/(V3-V1+V2).
Further, the dry density and the water content of the multi-metal nodule sample to be detected can be measured:
draining water in the inner cavity of the parameter measuring device through the water supply and drainage pipe 50 by the water supply and drainage pump 80, then starting the drying device 30 to dry the multi-metal tuberculosis sample to be measured, and measuring the total weight G3 of the measuring device above the weighing device 40 and the dried sample by the weighing device 40;
the dry density of the multimetal nodule sample to be tested is: (G3-G1)/(v3-v1+v2);
the water content of the multi-metal nodule sample to be measured is as follows: (G2-G3)/(G3-G1). Times.100%.
Example 2
Referring to fig. 2, a parameter measuring apparatus for multi-metal nodule according to an embodiment of the present invention. As can be seen from fig. 2, the main structure of the parameter measuring apparatus is the same as that of example 1. Compared with example 1, the main differences are: the parameter measuring apparatus of the present embodiment further includes a housing 110, and the sealing cover 20 is sealed to the housing 110; the measuring cup 10 is arranged in the shell 110, and the shell 110 is arranged on the drying device 30; a plurality of overflow holes 11 are formed in the bottom of the measuring cup body 10, the water supply and drainage pipe 50 extends into the space between the shell 110 and the measuring cup body 10, and the end part of the water supply and drainage pipe 50 is close to the inner surface of the bottom of the shell 110; the supply and drain pipe 50 and the overflow pipe 60 are horizontally connected to the side of the housing 110. Further, a partition plate 120 is further provided between the water supply and drainage pipe 50 and the measuring cup 10, and a filter screen is provided at a lower portion of the partition plate 120.
The parameter measurement device of the present embodiment has advantages over the parameter measurement device of embodiment 1 in that:
by arranging the shell 110, the water supply and drainage pipe 50 extends between the shell 110 and the measuring cup body 10, and the bottom of the measuring cup body 10 is provided with a plurality of overflow holes 11, so that disturbance of water flow to the polymetallic tuberculosis sample during water injection can be better reduced, and the possibility that polymetallic tuberculosis scraps are sucked out by the water supply and drainage pipe 50 during water drainage through the water supply and drainage pipe 50 can be reduced; by further providing a baffle 120 between the supply and drain pipe 50 and the measuring cup 10 and providing a screen at the lower portion of the baffle 120, the suction of multi-metal nodule debris by the supply and drain pipe 50 can be further avoided.
The method of using the parameter measuring apparatus of the present embodiment is as follows (the flowchart thereof is shown in fig. 5):
before adding the multi-metal nodule sample to be measured, measuring the weight G1 of a measuring device (a sealing cover 20, a drying device 30, a measuring cup body 10 and a connecting pipeline part) above the weighing device 40 by a weighing device 40;
adding a multi-metal tuberculosis sample to be measured into the measuring cup body 10, covering the sealing cover 20, and measuring the total weight G2 of the measuring device and the sample above the weighing device 40 through the weighing device 40;
starting a water supply and drainage pump 80, injecting water into the inner cavity of the parameter measuring device through the water supply and drainage pipe 50 until the overflow pipe 60 is drained, recording readings of the first flowmeter 70 and the second flowmeter 100 at the moment, wherein the readings are V1 and V2 respectively, the inner cavity volume of the parameter measuring device is a fixed value V3, the volume V3 specifically refers to the sum of the inner cavity volume enclosed by the shell 110 and the sealing cover 20 and the volume of the water supply and drainage pipe 50 and the overflow pipe 60 from one end of the connecting inner cavity to the connecting flowmeter, and the volume V3 can be obtained by calibrating under the condition of no material addition;
the wet density of the multimetal nodule sample to be tested is: (G2-G1)/(V3-V1+V2).
Further, the dry density and the water content of the multi-metal nodule sample to be detected can be measured:
the water in the measuring cup 10 is discharged from the overflow hole 11 by pumping the water to the drain pump 80, enters between the partition 120 and the side wall of the shell 110 through the filter screen at the lower part of the partition 120, and is pumped out through the water supply and drain pipe 50; thus, not only can the water be discharged cleaner, but also the chips of the polymetallic tuberculosis can be prevented from being extracted from the water supply and drainage pipe 50, and the accuracy of the measurement result is improved; after the water in the measuring cup body 10 and the shell 110 is discharged, the drying device 30 is started to dry the multi-metal tuberculosis sample to be measured, and the total weight G3 of the measuring device above the weighing device 40 and the dried sample is measured through the weighing device 40;
the dry density of the multimetal nodule sample to be tested is: (G3-G1)/(v3-v1+v2);
the water content of the multi-metal nodule sample to be measured is as follows: (G2-G3)/(G3-G1). Times.100%.
Example 3
Referring to fig. 3 and 4, a parameter measuring apparatus for multi-metal nodule according to an embodiment of the present invention. As can be seen from fig. 3 and 4, the parameter measuring apparatus mainly includes a measuring cup 10, a sealing cover 20, a drying device 30, a weighing device 40, a water supply and drainage pipe 50, an overflow pipe 60, and a housing 110.
Wherein, the drying device 30 is arranged in the shell 110 and is closely arranged at the periphery of the measuring cup body 10, and the drying device 30 is used for drying the multi-metal tuberculosis sample to be measured in the measuring cup body 10; the measuring cup body 10 is arranged on the drying device 30, and the measuring cup body 10 is used for containing a multi-metal tuberculosis sample to be measured; the sealing cover 20 is sealed on the shell 110, the bottom of the measuring cup body 10 is provided with an overflow hole 11, the drying device 30 is provided with a water channel 31, the water supply and drainage pipe 50 extends between the shell 110 and the drying device 30, and the end part of the water supply and drainage pipe 50 is close to the inner surface of the bottom of the shell 110; the measuring cup 10, the sealing cover 20, the drying device 30 and the shell 110 are all arranged on the weighing device 40; the water supply and drainage pipe 50 is used for injecting water into the measuring cup 10 and the shell 110 or draining water in the measuring cup 10 and the shell 110; the water supply and drainage pipe 50 is also provided with a first flowmeter 70 and a water supply and drainage pump 80, and the water supply and drainage pipe 50 is connected with a water tank 90; the overflow pipe 60 is communicated with the inner cavity of the measuring cup body 10, the overflow pipe 60 is used for overflowing excessive water in the measuring cup body 10, and a second flowmeter 100 is further arranged on the overflow pipe 60; both the supply and drain pipe 50 and the overflow pipe 60 are horizontally connected to the side wall of the housing 110.
The parameter measurement device of the present embodiment has advantages over the parameter measurement device of embodiment 2 in that: the drying device 30 is arranged in the shell 110 and is arranged on the periphery of the measuring cup body 10, so that the drying efficiency is improved, the drying time is shortened, and the parameter measuring efficiency of the device is improved.
Further, referring to fig. 3, in the present embodiment, the portion of the water supply and drainage pipe 50 extending into the housing 110 is connected to the portion extending out of the housing 110 by a connection hose 130; the portion of the overflow tube 60 extending into the housing 110 is also connected to the portion extending out of the housing 110 by a connecting hose 130. By this arrangement, the accuracy of the measured weight can be improved.
The method of using the parameter measuring apparatus of the present embodiment is as follows (the flowchart thereof is shown in fig. 5):
before adding the multi-metal nodule sample to be measured, measuring the weight G1 of a measuring device (a sealing cover 20, a drying device 30, a measuring cup body 10 and a connecting pipeline part) above the weighing device 40 by a weighing device 40;
adding a multi-metal tuberculosis sample to be measured into the measuring cup body 10, covering the sealing cover 20, and measuring the total weight G2 of the measuring device and the sample above the weighing device 40 through the weighing device 40;
starting a water supply and drainage pump 80, injecting water into the inner cavity of the parameter measuring device through the water supply and drainage pipe 50 until the overflow pipe 60 is drained, recording readings of the first flowmeter 70 and the second flowmeter 100 at the moment, wherein the readings are V1 and V2 respectively, the inner cavity volume of the parameter measuring device is a fixed value V3, the volume V3 specifically refers to the sum of the inner cavity volume enclosed by the shell 110 and the sealing cover 20 and the volume of the water supply and drainage pipe 50 and the overflow pipe 60 from one end of the connecting inner cavity to the connecting flowmeter, and the volume V3 can be obtained by calibrating under the condition of no material addition;
the wet density of the multimetal nodule sample to be tested is: (G2-G1)/(V3-V1+V2).
Further, the dry density and the water content of the multi-metal nodule sample to be detected can be measured:
the water in the measuring cup 10 is discharged from the overflow hole 11 by pumping the water to the outside through the water supply and drainage pump 80, enters between the drying device 30 and the side wall of the shell 110 through the water passage 31 on the drying device 30, and is pumped out through the water supply and drainage pipe 50; after the water in the measuring cup body 10 and the shell 110 is discharged, the drying device 30 is started to dry the multi-metal tuberculosis sample to be measured, and the total weight G3 of the measuring device above the weighing device 40 and the dried sample is measured through the weighing device 40;
the dry density of the multimetal nodule sample to be tested is: (G3-G1)/(v3-v1+v2);
the water content of the multi-metal nodule sample to be measured is as follows: (G2-G3)/(G3-G1). Times.100%.
Example 4
The main structure of the parameter measuring apparatus of the present embodiment is the same as that of embodiments 1 to 3, and the parameter measuring apparatus of the present embodiment further includes a controller (not shown) on the basis of embodiments 1 to 3, and the drying device 30, the weighing device 40, the first flowmeter 70, the water supply and drainage pump 80, and the second flowmeter 100 are all connected to the controller.
During the use of the device, the controller can control the water supply and drainage to the drainage pump 80 in the forward and reverse directions, control the opening and closing of the drying device 30, automatically collect the weight parameters (G1, G2 and G3) and the volume parameters (V1, V2 and V3), and then calculate the corresponding parameter measurement results according to the corresponding wet density, dry density and water content calculation formulas. And a display screen can be arranged to be connected with the output end of the controller, and the parameter measurement result can be displayed.
When the parameter measuring device of this embodiment is used, after a tester adds a sample into the measuring cup 10, the whole parameter measuring process can be completed by only setting corresponding control parameters and pressing a start key, so that the automation degree of the device can be further improved, and the operation is simpler and more convenient.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A parameter measurement device for a multi-metal nodule, the parameter measurement device comprising:
the measuring cup body (10) is used for containing a multi-metal tuberculosis sample to be measured;
a sealing cover (20) which is covered on the measuring cup body (10);
the drying device (30), the said measuring cup body (10) is put on said drying device (30), the said drying device (30) is used for drying the said multi-metal tuberculosis sample to be measured in the said measuring cup body (10);
the measuring cup body (10), the sealing cover (20) and the drying device (30) are all arranged on the weighing device (40);
the water supply and drainage pipe (50) is used for injecting water into the measuring cup body (10) or draining water in the measuring cup body (10), a first flowmeter (70) and a water supply and drainage pump (80) are arranged on the water supply and drainage pipe (50), and the water supply and drainage pipe (50) is connected with a water tank (90);
and the overflow pipe (60) is communicated with the inner cavity of the measuring cup body (10), the overflow pipe (60) is used for overflowing redundant water, and a second flowmeter (100) is arranged on the overflow pipe (60).
2. The parameter measuring device of multi-metal nodule according to claim 1, wherein the water supply and drain pipe (50) extends into the measuring cup (10), and an end of the water supply and drain pipe (50) is proximate to a bottom inner surface of the measuring cup (10).
3. The parameter measurement device for multi-metal tuberculosis according to claim 1, further comprising a housing (110), wherein the housing (110) is disposed on the drying device (30), the measurement cup (10) is disposed in the housing (110), the sealing cover (20) is sealed on the housing (110), the bottom of the measurement cup (10) is provided with an overflow hole (11), the water supply and drainage pipe (50) extends between the housing (110) and the measurement cup (10), and the end of the water supply and drainage pipe (50) is close to the inner surface of the bottom of the housing (110).
4. A parameter measuring apparatus for multi-metal nodule according to claim 3, wherein a partition plate (120) is further provided between the water supply and drainage pipe (50) and the measuring cup body (10), and a filter screen is provided at the lower part of the partition plate (120).
5. The parameter measurement device for multi-metal tuberculosis according to claim 1, further comprising a housing (110), wherein the drying device (30) is disposed in the housing (110) and is disposed next to the periphery of the measurement cup (10), the measurement cup (10) is disposed on the drying device (30), the sealing cover (20) is sealed on the housing (110), an overflow hole (11) is disposed at the bottom of the measurement cup (10), a water channel (31) is disposed on the drying device (30), the water supply and drainage pipe (50) extends between the housing (110) and the drying device (30), and the end portion of the water supply and drainage pipe (50) is close to the inner surface of the bottom of the housing (110).
6. The apparatus for measuring parameters of multi-metal nodule according to claim 5, wherein the portion of the water supply and drain pipe (50) extending into the housing (110) is connected to the portion extending out of the housing (110) by a connecting hose (130); the part of the overflow pipe (60) extending into the shell (110) is connected with the part extending out of the shell (110) through a connecting hose (130).
7. The parameter measurement device of multi-metal nodule according to claim 1, wherein the drying device (30) comprises a bottom heating device (32) provided at the bottom of the measuring cup (10) and a side heating device (33) provided at the side of the measuring cup (10).
8. A device for determining parameters of a multi-metal nodule according to any one of claims 1 to 7, further comprising a controller, wherein said drying means (30), said weighing means (40), said first flow meter (70), said water supply and drain pump (80) and said second flow meter (100) are connected to said controller.
9. A parameter measurement method of a multi-metal nodule, which is performed by using the parameter measurement apparatus of a multi-metal nodule according to any one of claims 1 to 8, characterized in that the parameter measurement method comprises:
measuring the weight G1 of a measuring device above the weighing device (40) by the weighing device (40) before adding the multi-metal nodule sample to be measured;
adding the multi-metal tuberculosis sample to be measured into the measuring cup body (10), covering the sealing cover (20), and measuring the total weight G2 of the measuring device and the sample above the weighing device (40) through the weighing device (40);
starting the water supply and drainage pump (80), injecting water into the inner cavity of the parameter measuring device through the water supply and drainage pipe (50) until the overflow pipe (60) is drained, recording readings of the first flowmeter (70) and the second flowmeter (100) at the moment, wherein the readings are V1 and V2 respectively, and the inner cavity volume of the parameter measuring device is a fixed value V3;
the wet density of the multi-metal nodule sample to be measured is: (G2-G1)/(V3-V1+V2).
10. The method for determining parameters of a multi-metal nodule according to claim 9, wherein after the wet density of the multi-metal nodule sample to be determined is measured, the method further comprises:
draining water in the inner cavity of the parameter measuring device through the water supply and drainage pipe (50) by a water supply and drainage pump (80), then starting the drying device (30) to dry the multi-metal tuberculosis sample to be measured, and measuring the total weight G3 of the measuring device above the weighing device (40) and the dried sample by the weighing device (40);
the dry density of the multi-metal nodule sample to be measured is: (G3-G1)/(v3-v1+v2);
the water content of the to-be-detected multi-metal nodule sample is as follows: (G2-G3)/(G3-G1). Times.100%.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910591831.3A CN110220814B (en) | 2019-07-01 | 2019-07-01 | Parameter determination device and method for multi-metal nodule |
| PCT/CN2020/071229 WO2021000563A1 (en) | 2019-07-01 | 2020-01-09 | Parameter measuring device and method for polymetallic nodules |
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| CN201910591831.3A CN110220814B (en) | 2019-07-01 | 2019-07-01 | Parameter determination device and method for multi-metal nodule |
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| CN110220814A (en) | 2019-09-10 |
| WO2021000563A1 (en) | 2021-01-07 |
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