CN114158404A - Soil steam degassing unit for growing seedlings - Google Patents
Soil steam degassing unit for growing seedlings Download PDFInfo
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- CN114158404A CN114158404A CN202111473367.1A CN202111473367A CN114158404A CN 114158404 A CN114158404 A CN 114158404A CN 202111473367 A CN202111473367 A CN 202111473367A CN 114158404 A CN114158404 A CN 114158404A
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- steam
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G11/00—Sterilising soil by steam
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Life Sciences & Earth Sciences (AREA)
- Soil Sciences (AREA)
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Abstract
The invention relates to the technical field of seedling raising, and discloses a soil steam sterilizing device for seedling raising, aiming at solving the problem that the existing soil steam sterilizing device for seedling raising has insufficient contact between steam and soil when in use. When the steam sterilization device is used, steam at the top of the soil penetrates through the soil and the conveying belt through the air exhaust part and enters the air exhaust part through the air inlet hole, so that steam sterilization of the soil is realized, meanwhile, the movable part is knocked through rotation of the cam, the air exhaust part is driven to shake back and forth along with the movable part, the opening position of the air inlet hole is enabled to move irregularly relative to the side surface of the conveying belt, the steam is guaranteed to effectively penetrate through the soil at different positions, the steam is guaranteed to be in full contact with the soil, and comprehensive sterilization is guaranteed.
Description
Technical Field
The invention relates to the technical field of seedling culture, in particular to a soil steam disinfection device for seedling culture.
Background
The seedling cultivation refers to the cultivation of seedlings in a nursery, a hotbed or a greenhouse for transplanting the seedlings into the land for planting, in addition, in order to improve the survival rate of the seedlings in the seedling cultivation process, the soil for seedling cultivation needs to be disinfected, and various soil disinfection methods including steam disinfection exist, but the existing soil steam disinfection device for seedling cultivation has the problem that steam is not in sufficient contact with the soil when in use.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a soil steam disinfection device for seedling culture.
In order to achieve the purpose, the invention adopts the following technical scheme:
a soil steam disinfection device for seedling culture comprises a shell and a conveying mechanism, wherein the conveying mechanism is used for conveying crushed soil and comprises a conveying belt and a conveying roller for driving the conveying belt to rotate; a steam generating mechanism for generating steam; the outer wall of the shell is provided with a feed opening, the soil-covering device further comprises a steam spraying mechanism for spraying steam to the top of the soil, the steam spraying mechanism comprises a steam spraying part, and one side, close to the conveyor belt, of the steam spraying part is provided with a steam spray head;
the air extracting mechanism is used for absorbing steam at the top of the soil to the bottom of the soil, and comprises an air extracting part movably arranged in the conveying belt, an air inlet hole is formed in one side, close to the steam spraying part, of the air extracting part, and an air extracting pump is used for extracting air from the inside of the air extracting part;
the knocking mechanism is used for knocking the air exhaust component to shake, comprises a movable component arranged on the outer wall of the air exhaust component, a fixing component fixedly arranged, and a cam used for knocking the movable component in a reciprocating mode, wherein the movable component is connected with the fixing component through an elastic component.
Preferably, the steam generating mechanism comprises a steam generating housing, and a heating part is arranged in the steam generating housing and used for heating water in the heating part to generate steam;
the steam-spraying device also comprises a steam conveying component used for conveying the steam in the steam generating shell to the steam-spraying component.
Preferably, the steam generating device also comprises a water inlet component used for injecting water into the steam generating shell;
the outer wall of the water inlet component is provided with a preheating shell which is obliquely arranged, and the steam entering the air extracting component is injected into the preheating shell by the air extracting pump and is used for preheating water in the water inlet component;
the flow direction of the steam in the preheating shell is opposite to the water flow direction in the water inlet component.
Preferably, the preheating device further comprises a rotating mechanism for removing water from the steam flowing in the preheating shell;
the rotating mechanism comprises a rotating screen plate which is rotatably arranged, a mounting rod is arranged on the side surface of the rotating screen plate, and an extending wing is arranged on the side surface of the mounting rod and used for increasing the contact area with steam;
the rotary screen plate rotating device further comprises a rotary driving part for driving the rotary screen plate to rotate.
Preferably, the steam generator further comprises a heat conducting mechanism for conducting heat of the steam;
the heat conducting mechanism comprises a rotating shaft movably arranged on the side surface of the water inlet component, and one side of the rotating shaft extending to the outer wall of the water inlet component is provided with a heat conducting side wing for increasing the contact area with steam;
one end of the rotating shaft extending to the inside of the water inlet component is provided with a movable wing which is used for driving the rotating shaft to rotate along with the impact of water flow in the water inlet component.
Preferably, the device also comprises a crushing mechanism for crushing the soil in advance;
the crushing mechanism comprises a crushing shell, a rotating part is arranged in the crushing shell, a crushing component is arranged on the side face of the rotating part, and a driving component for driving the crushing component to rotate is arranged on the side face of the rotating part.
Preferably, the device further comprises a feeding mechanism for feeding the crushed soil onto the conveyor belt;
the feeding mechanism comprises a feeding shell, a feeding hole is formed in one side, close to the conveyor belt, of the feeding shell, and the feeding mechanism further comprises a feeding screw rod used for conveying soil in the feeding shell.
Preferably, one end of the rotating part is provided with a conveying screw for conveying the crushed soil into the feeding shell.
Preferably, a preheating cavity is formed in the side wall of the crushing shell;
the preheating device also comprises a water pipe used for conveying the condensed water in the preheating shell to the preheating cavity.
Preferably, the device further comprises a cleaning mechanism for cleaning the conveying belt;
the cleaning mechanism comprises a fixed part, the top of the fixed part is movably provided with an installation part through an elastic part, one end of the installation part is provided with an extension part, one end of the extension part, which is far away from the air exhaust part, is provided with a soot blowing part, and one side of the soot blowing part, which is close to the conveyor belt, is provided with a soot blowing hole;
the jacking component is arranged on the outer wall of the air extracting component and is used for jacking the extending component to move back and forth along with the left and right swinging of the air extracting component;
the air pump is used for blowing air into the soot blowing component.
The invention has the beneficial effects that:
the conveyer belt will treat sterile soil and carry to the bottom of steam ejection part during the use, steam that takes place the mechanism through steam ejection part and steam shower nozzle spouts the top to soil, bleed to the side of conveyer belt through bleeding part and inlet port simultaneously, make the steam at soil top run through soil and conveyer belt, and in the inlet port gets into the part of bleeding, realize the steam sterilization to soil, strike the movable part through cam rotation simultaneously, thereby it shakes along with the movable part is reciprocal to drive the part of bleeding, make the side of the relative conveyer belt of open position of inlet port take place irregular movement, guarantee that steam effectively runs through the soil of different positions, it is comprehensive to guarantee to disinfect.
Drawings
FIG. 1 is a schematic structural view of a soil steam sterilizer for seedling cultivation according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a place A in FIG. 1 of a steam sterilization device for soil used for growing seedlings according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram at B in FIG. 1 of a soil steam sterilizer for seedling raising according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a cleaning mechanism of the soil steam disinfection device for seedling cultivation according to the embodiment of the invention.
In the figure: 1-shell, 2-conveying mechanism, 21-conveying belt, 22-conveying roller, 3-air-extracting mechanism, 31-air-extracting pump, 32-air-extracting part, 33-air inlet hole, 4-knocking mechanism, 41-cam, 42-movable part, 43-fixed part, 5-cleaning mechanism, 51-pushing part, 52-extending part, 53-mounting part, 54-fixed part, 55-soot-blowing part, 6-discharging hole, 7-steam-spraying mechanism, 71-steam-spraying part, 72-steam nozzle, 8-steam-generating mechanism, 81-steam-generating shell, 82-heating part, 83-steam-conveying part, 9-water inlet part, 10-preheating shell, 11-crushing mechanism, 111-crushing shell, 112-driving part, 113-crushing part, 12-preheating cavity, 13-conveying screw, 14-feeding mechanism, 141-feeding screw, 142-feeding shell, 143-feeding hole, 15-rotating mechanism, 151-extending wing, 152-mounting rod, 153-rotating screen plate, 16-heat conducting mechanism, 161-moving wing, 162-rotating shaft and 163-heat conducting side wing.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 4, the steam sterilizing device for the soil for seedling cultivation comprises a shell 1, and further comprises a conveying mechanism 2 for conveying broken soil, wherein the conveying mechanism 2 comprises a conveyor belt 21 and a conveying roller 22 for driving the conveyor belt 21 to rotate; a steam generating mechanism 8 for generating steam; the outer wall of the shell 1 is provided with a feed opening 6, and the device further comprises a steam spraying mechanism 7 for spraying steam to the top of soil, wherein the steam spraying mechanism 7 comprises a steam spraying part 71, and a steam spray head 72 is arranged on one side, close to the conveyor belt 21, of the steam spraying part 71;
the air extracting mechanism 3 is used for absorbing the steam on the top of the soil to the bottom of the soil, the air extracting mechanism 3 comprises an air extracting part 32 movably arranged inside the conveyor belt 21, one side of the air extracting part 32 close to the steam spraying part 71 is provided with an air inlet 33, and the air extracting mechanism also comprises an air extracting pump 31 used for extracting the air from the inside of the air extracting part 32;
the knocking mechanism 4 is used for knocking the air extracting part 32 to shake, the knocking mechanism 4 comprises a movable part 42 arranged on the outer wall of the air extracting part 32 and a fixing part 43 fixedly arranged, the movable part 42 is connected with the fixing part 43 through an elastic part, the knocking mechanism also comprises a cam 41 used for knocking the movable part 42 in a reciprocating mode, when the knocking mechanism is used, the conveying belt 21 conveys soil to be disinfected to the bottom of a steam spraying part 71, steam generated by the steam generating mechanism 8 is sprayed to the top of the soil through the steam spraying part 71 and a steam nozzle 72, meanwhile, the side face of the conveying belt 21 is extracted through the air extracting part 32 and an air inlet 33, the steam on the top of the soil penetrates through the soil and the conveying belt 21 and enters the air extracting part 32 through the air inlet 33, steam disinfection of the soil is achieved, meanwhile, the movable part 42 is knocked through the cam 41 in a rotating mode, and the air extracting part 32 is driven to shake in a reciprocating mode along with the movable part 42, the opening position of the air inlet hole 33 irregularly moves relative to the side surface of the conveyor belt 21, so that the steam effectively penetrates through the soil at different positions, and the comprehensive disinfection is ensured.
As a preferred embodiment of the present invention, the conveyor belt 21 is a woven cloth, a filter net, or the like, and in this embodiment, the conveyor belt 21 is preferably a filter net.
As a preferred embodiment of the present invention, the steam generating mechanism 8 includes a steam generating housing 81, a heating member 82 is provided inside the steam generating housing 81 for heating water in the heating member 82 to generate steam;
and a steam delivery part 83 for delivering the steam in the steam generation case 81 to the steam ejection part 71.
As a preferred embodiment of the present invention, the heating member 82 is a resistance heater, a resistance heater disk, or the like, and in this embodiment, the heating member 82 is a resistance heater.
As a preferred embodiment of the present invention, further comprises a water inlet part 9 for injecting water into the steam generating housing 81;
the preheating shell 10 which is obliquely arranged is arranged on the outer wall of the water inlet component 9, and the steam entering the air extracting component 32 is injected into the preheating shell 10 by the air extracting pump 31 and is used for preheating the water in the water inlet component 9;
the flow direction of the steam in the preheating shell 10 is opposite to the water flow direction in the water inlet part 9.
As a preferred embodiment of the present invention, it further includes a rotating mechanism 15 for removing water from the steam flowing in the preheating casing 10;
the rotating mechanism 15 comprises a rotating screen 153 which is rotatably arranged, a mounting rod 152 is arranged on the side surface of the rotating screen 153, and an extending wing 151 is arranged on the side surface of the mounting rod 152 and is used for increasing the contact area with steam;
and a rotation driving part for driving the rotation screen plate 153 to rotate to ensure that the extension wings 151 are in full contact with the steam.
As a preferred embodiment of the present invention, the present invention further comprises a heat conducting mechanism 16 for conducting heat of the steam;
the heat conducting mechanism 16 comprises a rotating shaft 162 movably arranged on the side surface of the water inlet component 9, and a heat conducting side wing 163 is arranged on one side of the rotating shaft 162 extending to the outer wall of the water inlet component 9 and used for increasing the contact area with steam;
one end of the rotating shaft 162 extending into the water inlet part 9 is provided with a movable wing 161 for driving the rotating shaft 162 to rotate along with the impact of water flow in the water inlet part 9, steam entering the air extracting part 32 is injected into the preheating shell 10 by using the air extracting pump 31 for preheating water flowing in the water inlet part 9, meanwhile, the rotating mesh plate 153 drives the extending wing 151 to rotate and fully contact with the steam, so that water vapor in the steam is in contact with the extending wing 151 and is condensed into water beads, the water removal of the steam is realized, and meanwhile, the extending wing 151 stirs the steam in the preheating shell 10, thereby ensuring the preheating effect; the rotating shaft 162 and the heat-conducting wing 163 conduct heat from the steam to the water inlet part 9, and when water in the water inlet part 9 flows and impacts the movable wing 161, the rotating shaft 162 is driven to rotate, and the heat-conducting wing 163 further stirs the steam.
As a preferred embodiment of the present invention, the present invention further comprises a crushing mechanism 11 for crushing the soil in advance;
the crushing mechanism 11 comprises a crushing shell 111, a rotating part is arranged inside the crushing shell 111, a crushing part 113 is arranged on the side surface of the rotating part, and a driving part 112 is used for driving the crushing part 113 to rotate.
As a preferred embodiment of the present invention, the present invention further comprises a feeding mechanism 14 for feeding the crushed soil onto the conveyor belt 21;
the feeding mechanism 14 includes a feeding housing 142, a feeding hole 143 is formed in one side of the feeding housing 142 close to the conveyor belt 21, and a feeding screw 141 for conveying soil in the feeding housing 142.
As a preferred embodiment of the present invention, one end of the rotating member is provided with a conveying screw 13 for conveying crushed soil into the feeding housing 142, the soil in the crushing housing 111 is crushed by the crushing member 113, and the crushed soil is conveyed into the feeding housing 142 by the conveying screw 13, and the feeding screw 141 conveys the soil in the feeding housing 142 such that the soil falls from the feeding hole 143 and is uniformly laid on the top of the conveyor belt 21.
As a preferred embodiment of the present invention, the sidewall of the crushing shell 111 is opened with a preheating chamber 12;
and a water pipe for delivering the water condensed in the preheating shell 10 into the preheating chamber 12 for preheating the soil.
11. As a preferred embodiment of the present invention, a cleaning mechanism 5 for cleaning the conveyor belt 21 is further included;
the cleaning mechanism 5 comprises a fixed part 54, the top of the fixed part 54 is movably provided with a mounting part 53 through an elastic part, one end of the mounting part 53 is provided with an extension part 52, one end of the extension part 52 far away from the air suction part 32 is provided with a soot blowing part 55, and one side of the soot blowing part 55 close to the conveyor belt 21 is provided with a soot blowing hole;
the lifting part 51 is arranged on the outer wall of the air extracting part 32 and is used for lifting the extending part 52 to move back and forth along with the left and right swinging of the air extracting part 32;
the device also comprises an air pump which is used for blowing air into the soot blowing part 55, the air pumping part 32 drives the ejection part 51 to swing left and right when swinging left and right, at the moment, the ejection part 51 ejects the extension part 52 to move back and forth, and drives the soot blowing part 55 to move back and forth relative to the conveying belt 21 under the action of the elastic part, so that the position of the soot blowing hole relative to the conveying belt 21 is changed, the conveying belt 21 is subjected to soot blowing treatment through the soot blowing hole, the conveying belt 21 can be effectively cleaned, and the phenomenon that steam cannot penetrate through the conveying belt 21 due to the blockage of dust is avoided.
When the soil disinfecting device is used, the conveying belt 21 conveys soil to be disinfected to the bottom of the steam spraying part 71, steam generated by the steam generating mechanism 8 is sprayed to the top of the soil through the steam spraying part 71 and the steam nozzle 72, meanwhile, the side face of the conveying belt 21 is sucked through the air suction part 32 and the air inlet hole 33, so that the steam at the top of the soil penetrates through the soil and the conveying belt 21 and enters the air suction part 32 through the air inlet hole 33, steam disinfection on the soil is realized, meanwhile, the movable part 42 is knocked through the rotation of the cam 41, the air suction part 32 is driven to shake in a reciprocating mode along with the movable part 42, the opening position of the air inlet hole 33 is enabled to move irregularly relative to the side face of the conveying belt 21, the steam is enabled to effectively penetrate through the soil at different positions, and comprehensive disinfection is guaranteed; steam entering the air extracting part 32 is injected into the preheating shell 10 by using the air extracting pump 31 and is used for preheating water flowing in the water inlet part 9, meanwhile, the rotary screen plate 153 drives the extension wings 151 to rotate and fully contact with the steam, so that water vapor in the steam is in contact with the extension wings 151 and is condensed into water drops, the water removal of the steam is realized, meanwhile, the extension wings 151 stir the steam in the preheating shell 10, and the preheating effect is ensured; the rotating shaft 162 and the heat-conducting side wing 163 conduct heat in the steam to the water inlet part 9, and when water in the water inlet part 9 flows and impacts the movable wing 161, the rotating shaft 162 is driven to rotate, and the heat-conducting side wing 163 further stirs the steam; the soil in the crushing case 111 is crushed by the crushing means 113 and the crushed soil is conveyed into the feeding case 142 by the conveying screw 13, and the feeding screw 141 conveys the soil in the feeding case 142 so that the soil drops from the feeding hole 143 and is uniformly laid on the top of the conveyor belt 21.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A soil steam disinfection device for seedling culture comprises a shell and a conveying mechanism, wherein the conveying mechanism is used for conveying crushed soil and comprises a conveying belt and a conveying roller for driving the conveying belt to rotate; a steam generating mechanism for generating steam; the device is characterized by further comprising a steam spraying mechanism for spraying steam to the top of the soil, wherein the steam spraying mechanism comprises a steam spraying part, and a steam nozzle is arranged on one side, close to the conveyor belt, of the steam spraying part;
the air extracting mechanism is used for absorbing steam at the top of the soil to the bottom of the soil, and comprises an air extracting part movably arranged in the conveying belt, an air inlet hole is formed in one side, close to the steam spraying part, of the air extracting part, and an air extracting pump is used for extracting air from the inside of the air extracting part;
the knocking mechanism is used for knocking the air exhaust component to shake, comprises a movable component arranged on the outer wall of the air exhaust component, a fixing component fixedly arranged, and a cam used for knocking the movable component in a reciprocating mode, wherein the movable component is connected with the fixing component through an elastic component.
2. A soil steam sterilizer for growing seedlings as claimed in claim 1, wherein the steam generating mechanism comprises a steam generating housing, a heating part is provided inside the steam generating housing for heating water in the heating part to generate steam;
the steam-spraying device also comprises a steam conveying component used for conveying the steam in the steam generating shell to the steam-spraying component.
3. A steam sterilizing device for soil used for growing seedlings according to claim 2, further comprising a water inlet part for injecting water into the steam generating housing;
the outer wall of the water inlet component is provided with a preheating shell which is obliquely arranged, and the steam entering the air extracting component is injected into the preheating shell by the air extracting pump and is used for preheating water in the water inlet component;
the flow direction of the steam in the preheating shell is opposite to the water flow direction in the water inlet component.
4. A soil steam sterilizer for growing seedlings as claimed in claim 3, further comprising a rotating mechanism for removing water from the steam flowing in the preheating housing;
the rotating mechanism comprises a rotating screen plate which is rotatably arranged, a mounting rod is arranged on the side surface of the rotating screen plate, and an extending wing is arranged on the side surface of the mounting rod and used for increasing the contact area with steam;
the rotary screen plate rotating device further comprises a rotary driving part for driving the rotary screen plate to rotate.
5. A soil steam sterilizer for growing seedlings according to claim 4, further comprising a heat conduction mechanism for conducting heat of the steam;
the heat conducting mechanism comprises a rotating shaft movably arranged on the side surface of the water inlet component, and one side of the rotating shaft extending to the outer wall of the water inlet component is provided with a heat conducting side wing for increasing the contact area with steam;
one end of the rotating shaft extending to the inside of the water inlet component is provided with a movable wing which is used for driving the rotating shaft to rotate along with the impact of water flow in the water inlet component.
6. A soil steam sterilizer for growing seedlings as claimed in claim 5, further comprising a crushing mechanism for crushing the soil in advance;
the crushing mechanism comprises a crushing shell, a rotating part is arranged in the crushing shell, a crushing component is arranged on the side face of the rotating part, and a driving component for driving the crushing component to rotate is arranged on the side face of the rotating part.
7. A soil steam sterilizer for growing seedlings as claimed in claim 6, further comprising a feeding mechanism for feeding the crushed soil onto the conveyor belt;
the feeding mechanism comprises a feeding shell, a feeding hole is formed in one side, close to the conveyor belt, of the feeding shell, and the feeding mechanism further comprises a feeding screw rod used for conveying soil in the feeding shell.
8. A soil steam sterilizer for growing seedlings as claimed in claim 7, wherein one end of the rotary member is provided with a feed screw for feeding the crushed soil into the feed housing.
9. The steam sterilization device for soil used for growing seedlings according to claim 8, wherein the side wall of the crushing shell is provided with a preheating cavity;
the preheating device also comprises a water pipe used for conveying the condensed water in the preheating shell to the preheating cavity.
10. A soil steam sterilizer for growing seedlings according to claim 9, further comprising a cleaning mechanism for cleaning the conveyor belt;
the cleaning mechanism comprises a fixed part, the top of the fixed part is movably provided with an installation part through an elastic part, one end of the installation part is provided with an extension part, one end of the extension part, which is far away from the air exhaust part, is provided with a soot blowing part, and one side of the soot blowing part, which is close to the conveyor belt, is provided with a soot blowing hole;
the jacking component is arranged on the outer wall of the air extracting component and is used for jacking the extending component to move back and forth along with the left and right swinging of the air extracting component;
the air pump is used for blowing air into the soot blowing component.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111473367.1A CN114158404B (en) | 2021-12-02 | 2021-12-02 | Soil steam degassing unit for growing seedlings |
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|---|---|---|---|
| CN202111473367.1A CN114158404B (en) | 2021-12-02 | 2021-12-02 | Soil steam degassing unit for growing seedlings |
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| CN114158404A true CN114158404A (en) | 2022-03-11 |
| CN114158404B CN114158404B (en) | 2022-11-25 |
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| CN207948348U (en) * | 2018-01-05 | 2018-10-12 | 昆明理工大学 | A kind of moise-heat sterilization is shaken native device automatically |
| CN208016533U (en) * | 2018-01-17 | 2018-10-30 | 绍兴柯桥涵雷服饰科技有限公司 | A kind of processing unit (plant) prepared for nursery soil |
| CN208082586U (en) * | 2018-02-09 | 2018-11-13 | 天翊科技有限公司 | Soil restoring device |
| CN209393728U (en) * | 2018-11-15 | 2019-09-17 | 江苏汉德福环保科技有限公司 | One heavy metal species soil repair system |
| CN109894460A (en) * | 2019-03-08 | 2019-06-18 | 中晟华兴国际建工有限公司 | It is a kind of for repairing and improveing the device of soil |
| CN211346234U (en) * | 2019-12-05 | 2020-08-25 | 祥恒(嘉善)包装有限公司 | Temperature-adjustable hot steam circulating device for carton production |
| CN211436438U (en) * | 2019-12-06 | 2020-09-08 | 谭玉玲 | Crushing and screening device for road and bridge construction |
| CN111643689A (en) * | 2020-06-12 | 2020-09-11 | 安徽新源农业科技有限公司 | Sterilization cleaning device and method for vegetable seedling raising matrix |
| CN212664496U (en) * | 2020-07-06 | 2021-03-09 | 北京北控生态建设集团有限公司 | Soil ecological remediation case |
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