CN211374746U - Acid rain leaching device - Google Patents
Acid rain leaching device Download PDFInfo
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- CN211374746U CN211374746U CN201922134599.9U CN201922134599U CN211374746U CN 211374746 U CN211374746 U CN 211374746U CN 201922134599 U CN201922134599 U CN 201922134599U CN 211374746 U CN211374746 U CN 211374746U
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Abstract
The utility model discloses an acid rain leaching device, which comprises a base, a liquid inlet component, a collecting component and a leaching component, wherein the leaching component comprises a leaching box and more than two leaching columns, the leaching box is fixed on a bracket, and the top of the leaching box is provided with a liquid inlet hole; the side part of the leaching box is provided with a mounting hole, and more than two leaching columns are detachably inserted into the leaching box from the mounting hole. Compared with the prior art, because the side part of the leaching box is provided with the mounting hole, different leaching columns can be detachably inserted into the leaching box from the mounting hole, on one hand, the leaching columns can be conveniently taken out for cleaning after the test is finished; on the other hand, when more than two groups of soil samples need to be tested, other samples are prepared in the other leaching column in advance before the previous sample is waited to finish the test, after the previous sample is finished, the previous leaching column is drawn out, and the other leaching column is inserted.
Description
Technical Field
The utility model relates to an acid rain test equipment technical field, concretely relates to acid rain leaching unit.
Background
With the rapid development of industry, the frequency, extent and strength of global atmospheric acid precipitation is becoming more and more severe. The problem of global acid rain becomes one of the environmental hot topics which are widely concerned in the world nowadays, and the acid rain seriously harms the ecological environment safety of the world and the development of social economy. In recent years, with the rapid development of the industries such as energy, traffic, electronics, chemical engineering and the like in the Guangdong and the enterprises in villages and towns, the discharge amount of the three wastes is increased sharply. In the last 80 th century, the soil pollution area of Guangdong farmland reaches 9.1 ten thousand square kilometers, and the soil pollution area exceeds the secondary soil environment quality standard, so that the atmospheric pollution, the acid precipitation frequency and the acidity are increased. The third acid rain area in the world is the east of Qinghai-Tibet plateau and the south of the main stream of Yangtze river in China, and the Guangdong is the severe acid rain area in China, and the acid rain problem is an outstanding environmental problem in the Yangzhou area until the present situation is severe. According to a certain survey bulletin, the total point exceeding rate of the national soil is 16.1%, inorganic type is mainly used, the total point exceeding rate accounts for 82.8% of all the point exceeding rates, and 8 heavy metal pollutants such as chromium, arsenic and lead mainly threaten the body health of people through a biological chain. Therefore, the remediation and treatment of the heavy metal pollution of the soil are urgently carried out.
Leaching equipment is a common device for researching the migration characteristics of heavy metals (Cd, As, Cu and the like) in a soil-underground water interaction system under the leaching action and simulating the dynamic change process of a liquid medium contacting with soil. For example, patent document No. CN201821097251.6 discloses a column leaching apparatus, in which a water pump introduces water in a water tank into a connecting pipe through a water conduit, the water is sprayed out through a shower head below the left side of the connecting pipe, the water passes through a leaching column, and the leaching process is observed, studied and recorded. However, the leaching columns of the existing leaching equipment are fixed, the soil samples of the leaching columns are difficult to clean after the tests are completed, and when a second group of tests are needed, the tests are completed by waiting for at least one previous sample, the leaching columns are cleaned up, the tests of the next soil sample can be performed again, the speed is low, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
There is above-mentioned technical problem to prior art, the utility model provides a device is strained to acid rain convenient to change test sample, improves test efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
the acid rain leaching device comprises a base, a support, a liquid inlet assembly, a collecting assembly and a leaching assembly, wherein the support is fixed on the base, the leaching assembly comprises a leaching box and more than two leaching columns, the leaching box is fixed on the support, a liquid inlet hole, a first screen plate and a second screen plate are arranged at the top of the leaching box, and the first screen plate and the second screen plate are horizontally arranged below the liquid inlet hole and are fixed on the leaching box in parallel; the side part of the leaching box is provided with a mounting hole, and more than two leaching columns are detachably inserted into the leaching box from the mounting hole;
the liquid inlet assembly comprises a liquid storage tank, a liquid pump, a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe is communicated to the bottom of the liquid storage tank, the other end of the water inlet pipe is communicated with the liquid pump, one end of the water outlet pipe is communicated with the liquid pump, and the other end of the water outlet pipe is communicated with the liquid inlet hole;
the collection assembly comprises a liquid collecting barrel and a hose, and the top of the liquid collecting barrel is communicated with the bottom of the leaching box through the hose.
Specifically, the inner side of the leaching box is provided with a supporting bulge, and after the leaching column is inserted into the leaching box, the supporting bulge upwards supports the leaching column.
Specifically, the bottom of the inner side of the leaching box is provided with a funnel-shaped guide plate.
Specifically, the leaching box comprises a box body and a box cover which jointly enclose an accommodating cavity, the mounting hole is formed in the side wall of the box body, and the liquid inlet hole, the first screen plate and the second screen plate are all arranged on the box cover.
Specifically, the box body and the box cover are fixed through bolts, and a sealing ring is arranged between the box body and the box cover.
Specifically, the middle part of support is provided with the backup pad, the leaching case is fixed the top of backup pad.
Specifically, the collecting assembly further comprises a bottom plate, a top plate, guide posts and locking nuts, the bottom plate is fixed on the base, the lower ends of the guide posts are fixed on the bottom plate, the top plate is slidably penetrated through the guide posts, the liquid collecting barrel is located between the bottom plate and the top plate, the locking nuts are screwed on the guide posts and abut against the top plate downwards, and therefore the bottom plate and the top plate clamp the liquid collecting barrel together.
Specifically, the bottom of the liquid collecting barrel is provided with a liquid outlet joint.
The utility model has the advantages that:
the utility model discloses an acid rain leaching device, including base, support, feed liquor subassembly, collection subassembly and leaching subassembly, the support is fixed in the base, and the leaching subassembly includes leaching case and more than two leaching columns, and the leaching case is fixed in the support, and the top of leaching case is equipped with feed liquor hole, first otter board and second otter board, and first otter board and second otter board level are arranged in the below of feed liquor hole and are fixed in leaching case side by side; the side part of the leaching box is provided with a mounting hole, and more than two leaching columns are detachably inserted into the leaching box from the mounting hole; the liquid inlet component comprises a liquid storage tank, a liquid pump, a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe is communicated to the bottom of the liquid storage tank, the other end of the water inlet pipe is communicated with the liquid pump, one end of the water outlet pipe is communicated with the liquid pump, and the other end of the water outlet pipe is communicated with a liquid inlet hole; the collection assembly comprises a liquid collection barrel and a hose, and the top of the liquid collection barrel is communicated with the bottom of the leaching box through the hose.
During the use, go into the soil that awaits measuring at one of them leaching column dress, then insert this leaching column to the leaching case from the mounting hole in, the operation starts the liquid pump, gets into the sewage of liquid reserve tank from the feed liquor hole of leaching case to flow through the leaching column after first otter board and second otter board in proper order, downward process hose flow to the collecting vessel in again, can collect the sewage sample through leaching.
Compared with the prior art, the acid rain leaching device of the utility model is provided with the mounting hole at the side part of the leaching box, and different leaching columns can be detachably inserted into the leaching box from the mounting hole, so that on one hand, the leaching columns can be conveniently taken out for cleaning after the test is finished; on the other hand, when more than two groups of soil samples need to be tested, other samples are prepared in the other leaching column in advance before the previous sample is waited to finish the test, after the previous sample is finished, the previous leaching column is drawn out, and the other leaching column is inserted.
Drawings
Fig. 1 is a schematic structural view of an acid rain filtration device in an embodiment.
FIG. 2 is an enlarged schematic view of the leaching assembly of the acid rain leaching device in the embodiment.
Reference numerals:
a base 1;
the support 2, the support plate 21;
the liquid inlet component 3, a liquid storage tank 31, a liquid pump 32, a water inlet pipe 33 and a water outlet pipe 34;
the collection assembly 4, the liquid collecting barrel 41, the hose 42, the bottom plate 43, the top plate 44, the guide post 45 and the locking nut 46;
the leaching assembly 5, the leaching tank 51, the tank body 511, the mounting hole 5111, the supporting protrusion 5112, the tank cover 512, the liquid inlet hole 5121, the guide plate 52, the first net plate 53, the second net plate 54, the leaching column 55 and the sealing ring 56.
Detailed Description
The present invention will be described in detail with reference to the following embodiments and accompanying drawings.
The acid rain leaching device of this embodiment, as shown in fig. 1 and 2, including base 1, support 2, feed liquor subassembly 3, collection subassembly 4 and leaching subassembly 5, support 2 is fixed in base 1, and the middle part of support 2 is provided with backup pad 21. The leaching assembly 5 comprises a leaching box 51 and more than two leaching columns 55, and the leaching box 51 is fixed on the top of the support plate 21. The leaching box 51 comprises a box body 511 and a box cover 512 which are enclosed together to form an accommodating cavity and are fixed through bolts, a sealing ring 56 is arranged between the box body 511 and the box cover 512, the box cover 512 is provided with a liquid inlet hole 5121, a first screen plate 53 and a second screen plate 54, the first screen plate 53 and the second screen plate 54 are horizontally arranged below the liquid inlet hole 5121 and are fixed on the box cover 512 in parallel, and the first screen plate 53 and the second screen plate 54 are both provided with a plurality of holes, so that pollution can flow onto the leaching column 55 more uniformly. The side of the box body 511 is provided with two mounting holes 5111, and the two leaching columns 55 can be detachably inserted into the leaching box 51 from the mounting holes 5111. Of course, only one mounting hole 5111 is actually formed, and two shower columns 55 may be alternatively inserted into the interior of the shower box 51 through the mounting hole 5111. The inner side of the leaching box 51 is provided with a supporting bulge 5112, and after the leaching column 55 is inserted into the leaching box 51, the supporting bulge 5112 upwards supports the leaching column 55. The bottom of the inner side of the leaching tank 51 is provided with a funnel-shaped guide plate 52, which is convenient for guiding out water flowing down from the leaching column 55.
The liquid inlet component 3 comprises a liquid storage tank 31, a liquid pump 32, a water inlet pipe 33 and a water outlet pipe 34, wherein one end of the water inlet pipe 33 is communicated to the bottom of the liquid storage tank 31, the other end of the water inlet pipe 33 is communicated with the liquid pump 32, one end of the water outlet pipe 34 is communicated with the liquid pump 32, and the other end of the water outlet pipe 34 is communicated with a liquid inlet hole 5121.
Collection assembly 4 includes a sump 41 and a hose 42, hose 42 preferably being a threaded tube, with the top of sump 41 communicating with the bottom of box 51 through hose 42. In order to allow a more stable mounting of the sump 41, the collection assembly 4 further comprises a bottom plate 43, a top plate 44, guide posts 45 and locking nuts 46, the bottom plate 43 being secured to the base 1, the lower ends of the guide posts 45 being secured to the bottom plate 43, the top plate 44 being slidably penetrated by the guide posts 45, the sump being located between the bottom plate 43 and the top plate 44, the locking nuts 46 being threaded onto the guide posts 45 and facing downwardly against the top plate 44, so that the bottom plate 43 and the top plate 44 together clamp the sump, the arrangement being able to accommodate sumps of different heights. The bottom of the liquid collecting barrel is provided with a liquid outlet joint which is in a normally closed state through a rubber plug, and when the liquid in the liquid collecting barrel needs to be taken out, the rubber plug is pulled out.
During the use, pack into the soil that awaits measuring in one of them leaching column 55, then insert this leaching column 55 to leaching case 51 from mounting hole 5111 in, operation starts liquid pump 32, gets into the sewage of liquid storage box 31 from liquid inlet 5121 of leaching case 51 to flow through leaching column 55 after first otter board 53 and second otter board 54 in proper order, and the hose 42 flows to the sump pit downwards again, can collect the sewage sample through leaching. Compared with the prior art, the acid rain leaching device of the embodiment is provided with the mounting hole 5111 at the side part of the leaching box 51, and different leaching columns 55 are detachably inserted into the leaching box 51 from the mounting hole 5111, so that on one hand, the leaching columns 55 can be conveniently taken out for cleaning after the test is completed; on the other hand, when more than two soil samples need to be tested, before the previous sample is tested, other samples are prepared in the other leaching column 55 in advance, after the previous sample is tested, the previous leaching column 55 is drawn out, and the other leaching column 55 is inserted, so that the overlong preparation time is not needed, the testing speed is high, and the efficiency is high.
It should be noted that the internal structure of the leaching column 55 is prior art and will not be described herein. The leaching column 55 of this embodiment includes that cylindric body is used for loading the soil sample that awaits measuring, still includes the handle that is fixed in the cylinder body outside, and outside the handle extended to leaching case 51, supply operating personnel to hand. In practice, a sealing gasket may be disposed outside the leaching column 55 to abut against the inner wall of the leaching tank 51, so as to enhance the sealing property.
It should be finally noted that the above embodiments are only intended to illustrate the technical solutions of the present invention, and not to limit the scope of the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. An acid rain leaching device is characterized in that: the device comprises a base, a support, a liquid inlet assembly, a collecting assembly and a leaching assembly, wherein the support is fixed on the base, the leaching assembly comprises a leaching box and more than two leaching columns, the leaching box is fixed on the support, a liquid inlet hole, a first screen plate and a second screen plate are arranged at the top of the leaching box, and the first screen plate and the second screen plate are horizontally arranged below the liquid inlet hole and are fixed on the leaching box in parallel; the side part of the leaching box is provided with a mounting hole, and the leaching column is detachably inserted into the leaching box from the mounting hole;
the liquid inlet assembly comprises a liquid storage tank, a liquid pump, a water inlet pipe and a water outlet pipe, wherein one end of the water inlet pipe is communicated to the bottom of the liquid storage tank, the other end of the water inlet pipe is communicated with the liquid pump, one end of the water outlet pipe is communicated with the liquid pump, and the other end of the water outlet pipe is communicated with the liquid inlet hole;
the collection assembly comprises a liquid collecting barrel and a hose, and the top of the liquid collecting barrel is communicated with the bottom of the leaching box through the hose.
2. The acid rain filter according to claim 1, wherein: the inner side of the leaching box is provided with a supporting bulge, and after the leaching column is inserted into the leaching box, the supporting bulge upwards supports the leaching column.
3. The acid rain filter according to claim 1, wherein: the bottom of the inner side of the leaching box is provided with a funnel-shaped guide plate.
4. The acid rain filter according to claim 1, wherein: the leaching box comprises a box body and a box cover which jointly enclose an accommodating cavity, the mounting hole is formed in the side wall of the box body, and the liquid inlet hole, the first screen plate and the second screen plate are all arranged on the box cover.
5. The acid rain filter according to claim 4, wherein: the box body and the box cover are fixed through bolts, and a sealing ring is arranged between the box body and the box cover.
6. The acid rain filter according to claim 1, wherein: the middle part of support is provided with the backup pad, the leaching case is fixed the top of backup pad.
7. The acid rain filter according to claim 1, wherein: the collecting assembly further comprises a bottom plate, a top plate, guide posts and locking nuts, the bottom plate is fixed on the base, the lower ends of the guide posts are fixed on the bottom plate, the top plate is slidably penetrated by the guide posts, the liquid collecting barrel is located between the bottom plate and the top plate, the locking nuts are screwed on the guide posts and abut against the top plate downwards, and therefore the liquid collecting barrel is clamped by the bottom plate and the top plate together.
8. The acid rain filter according to claim 1, wherein: and a liquid outlet joint is arranged at the bottom of the liquid collecting barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134599.9U CN211374746U (en) | 2019-12-02 | 2019-12-02 | Acid rain leaching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922134599.9U CN211374746U (en) | 2019-12-02 | 2019-12-02 | Acid rain leaching device |
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| Publication Number | Publication Date |
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| CN211374746U true CN211374746U (en) | 2020-08-28 |
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| CN201922134599.9U Active CN211374746U (en) | 2019-12-02 | 2019-12-02 | Acid rain leaching device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152553A (en) * | 2021-12-01 | 2022-03-08 | 国家能源投资集团有限责任公司 | Leaching experiment device and leaching experiment liquid taking method |
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2019
- 2019-12-02 CN CN201922134599.9U patent/CN211374746U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114152553A (en) * | 2021-12-01 | 2022-03-08 | 国家能源投资集团有限责任公司 | Leaching experiment device and leaching experiment liquid taking method |
| CN114152553B (en) * | 2021-12-01 | 2024-04-16 | 国家能源投资集团有限责任公司 | Leaching experiment device and leaching experiment liquid taking method |
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