CN215866665U - Soil heavy metal leaching test system - Google Patents

Soil heavy metal leaching test system Download PDF

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Publication number
CN215866665U
CN215866665U CN202120634596.6U CN202120634596U CN215866665U CN 215866665 U CN215866665 U CN 215866665U CN 202120634596 U CN202120634596 U CN 202120634596U CN 215866665 U CN215866665 U CN 215866665U
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China
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box body
liquid
heavy metal
test system
metal leaching
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CN202120634596.6U
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Chinese (zh)
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苏青
陈哲
麦俊明
吴春丽
李向涛
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Guangdong Building Materials Research Institute Co ltd
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Guangdong Building Material Research Institute
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Abstract

The utility model discloses a soil heavy metal leaching test system, which comprises: the box body is provided with an air inlet at one side and a moisture port at the other side, the air inlet is provided with a warm air device, and the moisture port is provided with a humidifying device; the baffle is arranged in the box body and divides the inner cavity of the box body into an upper cavity and a lower cavity up and down, and a liquid outlet is formed in the baffle; a vibration table installed in an upper chamber of the case; the sample tray is supported on the vibration table, a screen is detachably arranged in the sample tray, and a liquid outlet is formed in the bottom of the sample tray; two waste liquid tanks are arranged in the lower cavity of the box body, one waste liquid tank is connected with a liquid outlet on the partition plate, and the other waste liquid tank is connected with a liquid outlet on the sample disc; the spraying device is arranged at the top of the upper chamber of the box body and is connected with a liquid supply device which is externally arranged on the box body; the temperature and humidity sensor is arranged at the top of the upper cavity of the box body; the utility model can simulate the actual environment and obtain accurate heavy metal leaching data.

Description

Soil heavy metal leaching test system
Technical Field
The utility model relates to heavy metal leaching test equipment, in particular to a soil heavy metal leaching test system.
Background
With the development of economic society, heavy metal pollution events occur frequently, once heavy metals are discharged into rivers, river water is polluted, and the water containing the heavy metals is absorbed by soil, so that the soil is polluted, the survival of animals and plants is influenced, the ecological environment is damaged, the heavy metals can migrate to crops planted on the polluted soil, and if the crops are eaten, the health of people is influenced; therefore, with the enhancement of consciousness of people on health and ecological protection, in order to effectively prevent the influence of heavy metal transformation and migration on environment and human body, heavy metals in soil need to be researched, but at present, no heavy metal leaching test equipment capable of simulating actual environment exists, accurate heavy metal leaching data cannot be acquired, and the study of subsequent prevention and treatment of heavy metal pollution is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a soil heavy metal leaching test system which can simulate the actual environment so as to obtain accurate heavy metal leaching data.
The technical scheme adopted by the utility model is as follows.
A soil heavy metal leaches test system which characterized in that includes:
the box body is provided with an air inlet at one side and a moisture port at the other side, the air inlet is provided with a warm air device, and the moisture port is provided with a humidifying device;
the baffle is arranged in the box body and divides the inner cavity of the box body into an upper cavity and a lower cavity up and down, and a liquid outlet is formed in the baffle;
a vibration table installed in an upper chamber of the case;
the sample tray is supported on the vibration table, a screen is detachably arranged in the sample tray, and a liquid outlet is formed in the bottom of the sample tray;
two waste liquid tanks are arranged in the lower cavity of the box body, one waste liquid tank is connected with a liquid outlet on the partition plate through a pipeline, and the other waste liquid tank is connected with a liquid outlet on the sample disc through a pipeline;
the spraying device is arranged at the top of the upper cavity of the box body, the spraying direction of the spraying device faces the sample disc, and the spraying device is connected with a liquid supply device arranged outside the box body through a pipeline;
and the temperature and humidity sensor is arranged at the top of the upper chamber of the box body.
On the basis of the technical scheme, the utility model can be improved as follows:
a guide plate is arranged in an upper chamber of the box body, and comprises a front plate and a rear plate; one end of the front plate is fixedly connected with one side of the box body, and the other end of the front plate inclines downwards and is bent to extend to a liquid drainage port of the partition plate; one end of the back plate is fixedly connected with the other side of the box body, and the other end of the back plate inclines downwards and extends to the liquid discharge port of the partition plate.
The spraying device comprises a dome-shaped support and a plurality of spraying heads, wherein the dome-shaped support is fixedly arranged at the top of an upper chamber of the box body, the spraying heads are arranged on the dome-shaped support and are distributed at equal intervals along the dome-shaped support, and the spraying heads face the sample disc.
The liquid supply device comprises a liquid storage tank and a liquid supply pump, wherein the input end of the liquid supply pump is connected with the liquid storage tank through a pipeline, and the output end of the liquid supply pump is connected with the spray header through a pipeline.
The liquid supply pump is a peristaltic pump.
Compared with the prior art, the technology of the utility model has the following advantages:
(1) the soil heavy metal leaching test system is provided with the warm air device, the humidifying device, the spraying device and the vibration table, wherein the warm air device can adjust the temperature, the humidifying device can adjust the humidity, the spraying device can simulate rainy weather, acid liquid is modulated and is conveyed to the spraying device through the liquid supply device, acid rain is simulated, the vibration table can not only enable a sample to be sprayed more comprehensively, but also enable liquid in the sample tray to fluctuate and simulate the impact of river waves on the sample, so that the test system can simulate the actual environment and obtain accurate heavy metal leaching data;
(2) the soil heavy metal leaching test system is provided with the two waste liquid tanks, and can be used for respectively collecting the waste liquid in the sample tray and the tank body, so that the two waste liquids are respectively researched.
Drawings
The utility model is described in further detail below with reference to the figures and the specific embodiments
Fig. 1 is a schematic structural diagram of a soil heavy metal leaching test system of the utility model.
Reference numbers on the drawings: 1-box body, 2-warm air device, 3-humidifying device, 4-partition board, 5-vibration table, 6-sample plate, 7-screen, 8-waste liquid tank, 9-temperature and humidity sensor, 10-guide plate, 11-dome-shaped support, 12-spray head, 13-liquid storage tank, 14-liquid supply pump, 15-air inlet and 16-control valve.
Detailed Description
Referring to fig. 1, the soil heavy metal leaching test system of the embodiment includes: the device comprises a box body 1, a partition plate 4, a vibration table 5, a sample disc 6, two waste liquid tanks 8, a spraying device and a temperature and humidity sensor 9; an air inlet 15 is formed in the front side of the box body 1, a humidity port is formed in the rear side of the box body 1, a warm air device 2 is arranged at the air inlet, the warm air device 2 is a resistance wire heater and used for adjusting the temperature in the box body 1, a humidifying device 3 is arranged at the humidity port, and the humidifying device 3 is an atomization humidifier and used for adjusting the humidity in the box body 1; the baffle plate 4 is arranged in the box body 1 and divides the inner cavity of the box body 1 into an upper cavity and a lower cavity up and down, and a liquid outlet is formed in the baffle plate 4; the vibration table 5 is arranged in an upper chamber of the box body 1; the sample tray 6 is supported on the vibrating table 5, the screen 7 is detachably arranged in the sample tray 6, a sample is placed on the screen, the vibrating table 5 vibrates left and right back and forth to drive the sample tray 6 to move correspondingly, so that the sample can be sprayed more comprehensively, liquid in the sample tray can fluctuate to simulate the impact of river waves on the sample, and the bottom of the sample tray 6 is provided with a liquid discharge port; two waste liquid tanks 8 are arranged in a lower cavity of the box body 1, one waste liquid tank is connected with a liquid outlet on the partition plate 4 through a pipeline and is used for collecting waste liquid in the box body 1, the other waste liquid tank is connected with a liquid outlet on the sample disc 6 through a pipeline and is used for collecting waste liquid in the sample disc 6, so that the two waste liquids are respectively researched, and a control valve 16 is arranged on the waste liquid tank 8 through a pipeline; the spraying device is arranged at the top of the upper chamber of the box body 1, the spraying direction of the spraying device faces the sample disc 6 and is used for simulating rainy weather, the spraying device is connected with a liquid supply device which is arranged outside the box body 1 through a pipeline, acid liquid is modulated and is conveyed to the spraying device through the liquid supply device, and acid rain is simulated; a temperature and humidity sensor 9 is arranged at the top of the upper chamber of the box body 1 and used for monitoring the temperature and humidity of the box body 1; therefore, the soil heavy metal leaching test system in the embodiment can simulate the actual environment, obtain accurate heavy metal leaching data, and is favorable for the subsequent research of preventing and treating heavy metal pollution.
In this embodiment, a guide plate 10 is installed in the upper chamber of the box body 1, and the guide plate 10 includes a front plate and a rear plate; one end of the front plate is fixedly connected with one side of the box body, and the other end of the front plate inclines downwards and is bent to extend to a liquid drainage port of the partition plate 4; the opposite side fixed connection of back plate one end and box, the other end slope is along extending to the drain outlet department of baffle 4 downwards to the liquid leakage mouth of baffle 4 is followed to the waste liquid along guide plate face flow direction in the guide box, is favorable to the quick discharge of waste liquid.
The spraying device in the embodiment comprises a dome-shaped support 11 and a plurality of spraying heads 12, wherein the dome-shaped support 11 is fixedly arranged at the top of an upper chamber of the box body 1, the spraying heads 12 are arranged on the dome-shaped support 11 and are distributed at equal intervals along the dome-shaped support 11, and the spraying heads 12 face the sample plate 6, so that samples can be sprayed more comprehensively, and the actual rain environment can be simulated.
The liquid supply device in the embodiment comprises a liquid storage tank 13 and a liquid supply pump 14, wherein the input end of the liquid supply pump 14 is connected with the liquid storage tank 13 through a pipeline, and the output end of the liquid supply pump 14 is connected with the spray header 12 through a pipeline; this liquid feed pump 14 is the peristaltic pump, and because the liquid that carries out the experiment is acidic, for general water pump, adopts the peristaltic pump to supply liquid, acidic liquid need not pass through the inside of peristaltic pump can be outside the liquid output pump to reduce the corruption to the pump body, can satisfy experimental demand simultaneously.
The above-described embodiments of the present invention are not intended to limit the scope of the present invention, and the embodiments of the present invention are not limited thereto, and various other modifications, substitutions and alterations can be made to the above-described structure of the present invention without departing from the basic technical concept of the present invention as described above, according to the common technical knowledge and conventional means in the field of the present invention.

Claims (5)

1. A soil heavy metal leaches test system which characterized in that includes:
the box body is provided with an air inlet at one side and a moisture port at the other side, the air inlet is provided with a warm air device, and the moisture port is provided with a humidifying device;
the baffle is arranged in the box body and divides the inner cavity of the box body into an upper cavity and a lower cavity up and down, and a liquid outlet is formed in the baffle;
a vibration table installed in an upper chamber of the case;
the sample tray is supported on the vibration table, a screen is detachably arranged in the sample tray, and a liquid outlet is formed in the bottom of the sample tray;
two waste liquid tanks are arranged in the lower cavity of the box body, one waste liquid tank is connected with a liquid outlet on the partition plate through a pipeline, and the other waste liquid tank is connected with a liquid outlet on the sample disc through a pipeline;
the spraying device is arranged at the top of the upper cavity of the box body, the spraying direction of the spraying device faces the sample disc, and the spraying device is connected with a liquid supply device arranged outside the box body through a pipeline;
and the temperature and humidity sensor is arranged at the top of the upper chamber of the box body.
2. The soil heavy metal leaching test system according to claim 1, wherein a deflector is mounted in the upper chamber of the box body, the deflector comprising a front plate and a rear plate; one end of the front plate is fixedly connected with one side of the box body, and the other end of the front plate inclines downwards and is bent to extend to a liquid drainage port of the partition plate; one end of the back plate is fixedly connected with the other side of the box body, and the other end of the back plate inclines downwards and extends to the liquid discharge port of the partition plate.
3. The soil heavy metal leaching test system according to claim 1 or 2, wherein the spray device comprises a dome-shaped bracket and a plurality of spray heads, the dome-shaped bracket is fixedly installed at the top of the upper chamber of the box body, the spray heads are installed on the dome-shaped bracket and are distributed at equal intervals along the dome-shaped bracket, and the spray heads face the sample tray.
4. The soil heavy metal leaching test system according to claim 3, wherein the liquid supply device comprises a liquid storage tank and a liquid supply pump, an input end of the liquid supply pump is connected with the liquid storage tank through a pipeline, and an output end of the liquid supply pump is connected with the spray header through a pipeline.
5. The soil heavy metal leaching test system of claim 4, wherein the fluid supply pump is a peristaltic pump.
CN202120634596.6U 2021-03-26 2021-03-26 Soil heavy metal leaching test system Active CN215866665U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202120634596.6U CN215866665U (en) 2021-03-26 2021-03-26 Soil heavy metal leaching test system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202120634596.6U CN215866665U (en) 2021-03-26 2021-03-26 Soil heavy metal leaching test system

Publications (1)

Publication Number Publication Date
CN215866665U true CN215866665U (en) 2022-02-18

Family

ID=80318502

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202120634596.6U Active CN215866665U (en) 2021-03-26 2021-03-26 Soil heavy metal leaching test system

Country Status (1)

Country Link
CN (1) CN215866665U (en)

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GR01 Patent grant
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20220523

Address after: 510160 No. 6, Tangqian Xinjie, Nanan Road, Liwan District, Guangzhou City, Guangdong Province

Patentee after: Guangdong Building Materials Research Institute Co.,Ltd.

Address before: 510160 No. 6, Tangqian Xinjie, Nanan Road, Liwan District, Guangzhou City, Guangdong Province

Patentee before: GUANGDONG BUILDING MATERIAL Research Institute

TR01 Transfer of patent right