CN209139469U - A kind of screening of soil and microwave heating appts - Google Patents
A kind of screening of soil and microwave heating appts Download PDFInfo
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- CN209139469U CN209139469U CN201821542405.8U CN201821542405U CN209139469U CN 209139469 U CN209139469 U CN 209139469U CN 201821542405 U CN201821542405 U CN 201821542405U CN 209139469 U CN209139469 U CN 209139469U
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Abstract
The utility model discloses a kind of screening of soil and microwave heating appts, include humidity regulation spray thrower, feed unit, transmission unit and microwave heating unit, the feed unit is set below the humidity regulation spray thrower, the transmission unit is set below the feed unit, and the transmission unit passes through the microwave heating unit.Before contaminated soil enters microwave treatment in the utility model, increase Dielectric Constant of NaCl Soil loss factor by supplementary means such as sprays, improves soil to the absorptivity of microwave, device can operate continuously, and high treating effect is high-efficient.
Description
Technical field
It is sieved the utility model relates to a kind of soil pollutant processing technology field more particularly to a kind of contaminated soil and micro-
Wave processing unit.
Background technique
Raising with China to environmental requirement, many heavily contaminated chemical companies move and close in succession, produce a large amount of
The place being heavily polluted.Contaminated site especially organic contamination place has the characteristics that pollution intensity is big, toxicity is high, can also be right
Surface water and groundwater causes secondary pollution.Recovery technique currently used for organic contamination place mainly includes that gaseous phase of soil is taken out
Mention/bio- ventilation, Thermal desorption technology, chemical incineration method and biological treating method, but these methods have a respective defect, such as at
This height, repair time is long, repair coverage is small, causes secondary pollution etc..
Microwave technology is in all existing engineer application such as sewage treatment, material engineering, and the development of domestic industry microwave equipment is
With comparable scale, the microwave technology of related industries, corollary equipment has also been industrialized.The unique heating mechanism of microwave is high
Efficiently heating effect is imitated, can be equally used for processing contaminated soil, so that the pollutant in soil is collected, is destroyed or solid
It is fixed, to achieve the purpose that soil remediation.
Microwave method technology focuses mostly in the research of laboratory lab scale both at home and abroad at present, and microwave equipment used is mostly domestic microwave
Furnace or the household microwave oven of repacking, treatment effeciency is low, and effect is poor, may not apply to industrialize.Especially due to soil is especially
The dielectric loss coefficient of dry soil is small, it is not easy to microwave is absorbed, and many pollutants in soil, especially organic matter are mostly
Non-polar compound is also not easy to absorb microwave, therefore the effect is unsatisfactory for microwave treatment Polluted Soil.
Utility model content
The utility model is mainly used in laboratory for microwave current rehabilitating soil technology, and treatment effeciency is low, effect
Difference cannot industrialize, and especially organic matter is mostly non-polar compound, it is not easy to absorb microwave, the effect of microwave treatment Polluted Soil
The problems such as fruit is unsatisfactory improves contaminated soil to the absorptivity of microwave, final raising by increasing Dielectric Constant of NaCl Soil loss factor
A kind of contaminated soil of the treatment effeciency of microwave sieves and microwave heating appts.
To achieve the above object, the utility model uses following technical scheme.
A kind of soil of the utility model sieves and microwave heating appts, includes humidity regulation spray thrower, feed unit, biography
Unit and microwave heating unit are sent, feed unit is set below humidity regulation spray thrower, transmission unit is set below feed unit,
Transmission unit passes through microwave heating unit.
The beneficial effect is that contaminated soil enters feed unit, after adjusting soil moisture by humidity regulation spray thrower, mention
High pollution soil inhales wave system number, and size particles separate in feed unit in soil, and little particle enters transmission unit, and with transmission
Unit enters microwave heating unit, to contaminated soil microwave treatment.Contaminated soil treatment process is serialization, can industrialize and answer
With, while by increasing Dielectric Constant of NaCl Soil loss factor, microwave is improved to the treatment effeciency of contaminated soil.
Preferably, feed unit is set as 1~5 set, and when feed unit setting is greater than 1 set, feed unit annular spread,
Rotary shaft is arranged in the center of annular.
Preferably, feed unit is set as 2-3 set.
The beneficial effect is that when feed unit setting is greater than 1 set, when the feed unit in use is by filtered bulky grain
When soil fills up, feed unit rotation replacement, empty feed unit continues to sieve, and the feed unit discharging filled up guarantees soil
Handle the continuity of work.
Preferably, feed unit includes feed hopper and vibrating screen, the lower section of feed hopper is arranged in vibrating screen.
The beneficial effect is that contaminated soil adjusts humidity, after mixing in feed hopper, sieved into vibrating screen,
Bulky grain soil is intercepted, and small particles material carries out microwave treatment after entering gear unit.
Preferably, feed hopper and the soft connection of vibrating screen.
The beneficial effect is that feed hopper and vibrating screen integrated design, when replacing feed unit, full set replacement, discharging side
Just, soft connection is so that less energy intensive when shaker vibration.
Preferably, feed hopper bottom surface tilts, the lower side of bottom surface is close to transmission device.
The beneficial effect is that feed hopper bottom surface tilts, avoid the material accumulation in feed hopper at one, and bottom surface
Compared with downside close to transmission device, the length of transmission device can be reduced, save cost.
Preferably, transmission unit is set as constant speed transmission device.
The beneficial effect is that transmission unit is set as constant speed transmission device, guarantee that soil uniformly receives microwave treatment.
Preferably, microwave heating unit further includes shell, temperature and humidity survey meter and microwave magnetron, temperature and humidity survey meter
Enclosure interior is set to microwave magnetron.
Preferably, microwave magnetron is set as 1~8, it is particularly configured to 2~3.
The beneficial effect is that temperature and humidity survey meter can detect the temperature and humidity of soil surface, adjusted according to humidity value
The operation of humidity regulation spray thrower, according to the switch of the adjustable microwave magnetron of temperature of temperature and humidity survey meter detection, microwave
Magnetron can produce microwave, handle contaminated soil.
Preferably, microwave heating unit further includes exhaust collection mouth, exhaust collection mouth is set to microwave heating unit shell
The top of body.
The beneficial effect is that the volatile organism that microwave treatment generates is extracted out via exhaust collection mouth, send to tail gas
The centralized processing of reason system.
Therefore, before carrying out microwave treatment by adjusting soil moisture, and feed unit is arranged to pollution in the utility model
Soil carries out mixing and sieve material, increases Dielectric Constant of NaCl Soil loss factor, improves microwave treatment efficiency;Multiple feed units are instant simultaneously
Switching, can run incessantly, improve working efficiency.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is soil screening and microwave heating appts structural schematic diagram;
Fig. 2 is feed unit layout viewing.
In figure: 1, humidity regulation spray equipment 2, feed unit 201, feed hopper 202, soft connection 203, vibrating screen
3, transmission unit 4, microwave heating unit 401, temperature and humidity survey meter 402, exhaust collection mouth 5, rotary shaft
Specific embodiment
To keep the utility model embodiment technical problem to be solved, technical solution and beneficial effect more clear bright
White, with reference to the accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that described herein
Specific embodiment is only used to explain the utility model, is not used to limit this.
In being described below, for illustration and not for limitation, the tool of such as specific internal program, technology etc is proposed
Body details, to understand thoroughly the utility model embodiment.However, it will be clear to one skilled in the art that there is no these
The utility model also may be implemented in the other embodiments of detail.In other situations, omit to well-known system,
The detailed description of apparatus, circuit and method, in case unnecessary details interferes the description of the utility model.
Embodiment one
The utility model embodiment provides a kind of screening of soil and microwave heating appts, as shown in Figure 1, soil screening and micro-
Wave processing unit includes humidity regulation spray thrower 1, feed unit 2, transmission unit 3 and microwave heating unit 4, humidity regulation spray
Feed unit 2 is set below device 1, transmission unit 3 is set below feed unit 2, transmission unit 3 passes through microwave heating unit 4.
Feed unit 2 includes feed hopper 201 and vibrating screen 203, and the lower section of feed hopper 201 is arranged in vibrating screen 203.
Soft connection 202 is set between feed hopper 201 and vibrating screen 203, and the same of sealing function is being played in soft connection 202
When also can be reduced influence to feed hopper 201 when vibrating screen 203 vibrates.It is soft connection 202 can be copper be flexible coupling, the soft company of rubber
It connects or stainless steel soft connects.
The inclination of the bottom surface of feed hopper 201 and vibrating screen 203, the lower side of bottom surface is close to transmission device.
Transmission unit 3 is constant speed transmission device, and the transmission speed of transmission device can be according to the test knot after soil treatment
Fruit manual adjustment.
Microwave heating unit 4 also sets up 2 temperature and humidity survey meter 401 and 3 piece microwave magnetrons 402, and wherein temperature and humidity is visited
It surveys instrument 401 to be separately positioned at the inlet port and outlet port of microwave heating unit 4, microwave magnetron 402 is arranged in microwave heating
The bottom of unit 4.
Microwave heating unit 4 also sets up exhaust collection mouth 403, the volatile organic matter warp that microwave treatment contaminated soil generates
It is extracted out by exhaust collection mouth 403, and send to exhaust treatment system and focus on.
When contaminated soil is after artificial or transmission device is uninterruptedly sent into feed unit 2, visited according to temperature and humidity at feed inlet
It surveys instrument 401 and detects obtained soil moisture value, adjust the unlatching of humidity regulation spray thrower 1, reach predetermined to adjust soil moisture
Range.The good substance of the dielectric properties such as appropriate breeze, graphite powder, magnetic material can be added, in hopper additionally to increase
The dielectric loss coefficient of soil.
Because feed hopper 201 and vibrating screen 203 are structure as a whole, soil is gradually mixed in feed hopper 201, little particle
Soil is fallen on constant speed transmission device after the sieve of vibrating screen 203, and constant speed transmission device is followed to pass through microwave treatment list
Member, the soil after microwave treatment are collected after supercooling.
The continual detection soil moisture of temperature and humidity survey meter 401, controls the start and stop of magnetron, plays protection magnetron
Effect.
Soil screening and microwave heating appts in the present embodiment, before carrying out microwave treatment, by adjusting soil moisture,
And feed unit is set, mixing and sieve material are carried out to contaminated soil, increase Dielectric Constant of NaCl Soil loss factor, improves microwave treatment efficiency.
Embodiment two
The utility model embodiment provides a kind of screening of soil and microwave heating appts.The present embodiment is mentioned in embodiment two
On the basis of the technical solution of confession, a kind of changeable soil screening of feed unit 2 and microwave heating appts are provided.Such as Fig. 2
Shown, feed unit 2 is set as 3 sets, and rotary shaft 5 is arranged in 2 annular spread of feed unit, annular center.
When contaminated soil is after artificial or transmission device is uninterruptedly sent into feed unit 2, visited according to temperature and humidity at feed inlet
It surveys instrument 401 and detects obtained soil moisture value, adjust the unlatching of humidity regulation spray thrower 1, reach predetermined to adjust soil moisture
Range.The good substance of the dielectric properties such as appropriate breeze, graphite powder, magnetic material can be added, in hopper additionally to increase
The dielectric loss coefficient of soil.
After running after a period of time, the bulky grain soil in feed hopper 201 gradually increases feed unit 2, sieves more next
It is slower, switch empty feed unit 2 at this time and sieved, and reload to the feed unit 2 for filling bulky grain soil, so
Back and forth, allow the soil screening in the utility model and microwave heating appts are continual is sieved and handled, improve
Working efficiency.
It by the soil of 203 sieve of vibrating screen, falls on constant speed transmission device, constant speed transmission device is followed to pass through microwave
Processing unit, the soil after microwave treatment are collected after supercooling, and the volatile organic matter of generation is via exhaust collection mouth 403
Extraction, and give to exhaust treatment system and focus on.
Feed unit, is arranged to by soil screening and microwave heating appts in the present embodiment on the basis of embodiment 1
The mode that can switch guarantees that the treatment process of soil can be run incessantly, improves working efficiency.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (10)
1. a kind of soil screening and microwave heating appts, which is characterized in that include humidity regulation spray thrower (1), feed unit
(2), the feed unit is arranged in transmission unit (3) and microwave heating unit (4), humidity regulation spray thrower (1) lower section
(2), the transmission unit (3) is set below the feed unit (2), and the transmission unit (3) passes through the microwave heating list
First (4).
2. soil screening according to claim 1 and microwave heating appts, which is characterized in that the feed unit (2) sets
It is set to 1~5 set, when feed unit (2) setting is greater than 1 set, the feed unit (2) is set as annular spread, annular
Rotary shaft (5) are arranged in center.
3. soil screening according to claim 2 and microwave heating appts, which is characterized in that the feed unit (2) is most
It is good to be set as 2-3 set.
4. soil screening according to claim 2 and microwave heating appts, which is characterized in that feed unit (2) packet
Include feed hopper (201) and vibrating screen (203), lower section of vibrating screen (203) setting in the feed hopper (201).
5. soil screening according to claim 4 and microwave heating appts, the feed hopper (201) and the vibrating screen
(203) soft connection (202) is set between.
6. soil screening according to claim 4 and microwave heating appts, which is characterized in that under the feed hopper (201)
Inclined bottom surface, the lower side of bottom surface is close to the transmission unit (3).
7. soil screening according to claim 1 and microwave heating appts, which is characterized in that the transmission unit (3) sets
It is set to constant speed transmission device.
8. soil screening according to claim 1 and microwave heating appts, which is characterized in that the microwave heating unit
It (4) include shell, temperature and humidity survey meter (401) and microwave magnetron (402), the temperature and humidity survey meter (401) and the temperature
Humidity survey meter (401) is set to the microwave heating unit (4) enclosure interior.
9. soil screening according to claim 8 and microwave heating appts, which is characterized in that the microwave magnetron
(402) it is set as 1~8, is particularly configured to 2~3.
10. soil screening according to claim 1 and microwave heating appts, which is characterized in that the microwave heating unit
It (4) further include exhaust collection mouth (403), the exhaust collection mouth (403) is set to the top of the microwave heating unit (4) shell
Portion.
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CN201821542405.8U CN209139469U (en) | 2018-09-20 | 2018-09-20 | A kind of screening of soil and microwave heating appts |
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CN201821542405.8U CN209139469U (en) | 2018-09-20 | 2018-09-20 | A kind of screening of soil and microwave heating appts |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110732551A (en) * | 2019-11-19 | 2020-01-31 | 沈阳化工研究院有限公司 | Microwave and high-voltage pulse discharge composite repair equipment for organic contaminated soil |
CN110788128A (en) * | 2019-12-10 | 2020-02-14 | 沈阳化工研究院有限公司 | Full-automatic low-temperature plasma soil remediation device and remediation method thereof |
CN111337753A (en) * | 2020-03-16 | 2020-06-26 | 昆明理工大学 | Method for adjusting dielectric constant of high-calcium magnesium titanium concentrate under microwave heating condition |
CN113042513A (en) * | 2019-12-27 | 2021-06-29 | 广州机械设计研究所 | Soil remediation system |
-
2018
- 2018-09-20 CN CN201821542405.8U patent/CN209139469U/en active Active
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110732551A (en) * | 2019-11-19 | 2020-01-31 | 沈阳化工研究院有限公司 | Microwave and high-voltage pulse discharge composite repair equipment for organic contaminated soil |
CN110788128A (en) * | 2019-12-10 | 2020-02-14 | 沈阳化工研究院有限公司 | Full-automatic low-temperature plasma soil remediation device and remediation method thereof |
CN113042513A (en) * | 2019-12-27 | 2021-06-29 | 广州机械设计研究所 | Soil remediation system |
CN111337753A (en) * | 2020-03-16 | 2020-06-26 | 昆明理工大学 | Method for adjusting dielectric constant of high-calcium magnesium titanium concentrate under microwave heating condition |
CN111337753B (en) * | 2020-03-16 | 2021-07-30 | 昆明理工大学 | Method for adjusting dielectric constant of high-calcium magnesium titanium concentrate under microwave heating condition |
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