CN112264457A - Soil remediation device - Google Patents
Soil remediation device Download PDFInfo
- Publication number
- CN112264457A CN112264457A CN202011078422.2A CN202011078422A CN112264457A CN 112264457 A CN112264457 A CN 112264457A CN 202011078422 A CN202011078422 A CN 202011078422A CN 112264457 A CN112264457 A CN 112264457A
- Authority
- CN
- China
- Prior art keywords
- drum screen
- rotary drum
- soil remediation
- remediation device
- soil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B49/00—Combined machines
- A01B49/04—Combinations of soil-working tools with non-soil-working tools, e.g. planting tools
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B77/00—Machines for lifting and treating soil
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention is suitable for the technical field of agricultural equipment, and provides a soil remediation device, which comprises: a mounting frame; the rotary drum screen is rotatably arranged on the mounting frame and provided with an opening; the ground breaking gear shafts are at least provided with one group and are rotatably arranged at the opening of the rotary drum screen, and at least one end of each ground breaking gear shaft is coaxially and fixedly connected with a driven gear; the transmission strip is fixedly arranged on the mounting rack and is provided with insections; the chemical box is used for containing liquid medicine, is communicated with the liquid driving assembly and is communicated with the spraying assembly positioned in the rotary drum screen through a liquid inlet pipe; the driving piece is connected with the rotary drum screen through the transmission piece and used for driving the rotary drum screen to rotate. Soil and liquid medicine are rolled and mixed through the rotary drum screen, the mixing uniformity is good, the rotary drum screen and the ground breaking tooth shaft are rotated through a driving piece, the device is simplified, and the production and manufacturing cost is reduced. The ground breaking gear shaft is accelerated to rotate through the cooperation of the transmission strip and the driven gear, and the ground breaking capacity is improved.
Description
Technical Field
The invention belongs to the technical field of agricultural equipment, and particularly relates to a soil remediation device.
Background
Soil is an important component of the autothermal ecosphere for human survival. With the rapid development of agriculture and industry and commerce, the safety of the soil environment is seriously threatened by heavy metal pollution, which is embodied in the following two aspects: one is environmental and health risks and one is hindering urban construction and economic development. Soil of different pollution types, the medicament that restores adopted has solid state, liquid and gaseous state, and the current medicament is thrown and is thrown the device and do not have ripe equipment yet, and the majority uses the dystopy to add to give first place to, and the equipment body mixing homogeneity is poor.
Disclosure of Invention
The embodiment of the invention aims to provide a soil remediation device and aims to solve the problem of poor mixing uniformity.
The embodiment of the invention is realized in such a way that the soil remediation device comprises:
a mounting frame;
the rotary drum screen is rotatably arranged on the mounting frame and provided with an opening;
the ground breaking gear shafts are at least provided with one group and are rotatably arranged at the opening of the rotary drum screen, and at least one end of each ground breaking gear shaft is coaxially and fixedly connected with a driven gear;
the transmission strip is fixedly arranged on the mounting rack and is provided with insections;
the chemical box is used for containing liquid medicine, is communicated with the liquid driving assembly and is communicated with the spraying assembly positioned in the rotary drum screen through a liquid inlet pipe;
the driving piece is connected with the rotary drum screen through the transmission piece and used for driving the rotary drum screen to rotate.
In the embodiment of the invention, the driving piece is started, the driving piece drives the rotary drum screen to rotate through the driving piece, the driven gear and the mounting frame move relatively, the driving strip drives the driven gear to rotate, thereby the ground breaking gear shaft forms planetary rotation, the ground breaking gear shaft rotates at high speed, the ground soil is crushed, the rotary drum screen rotates, the crushed soil enters the rotary drum screen, the liquid medicine enters the spraying assembly through the liquid inlet pipe under the action of the liquid driving assembly, the soil rolling in the rotary drum screen is sprayed, the sprayed liquid medicine and the soil are mixed during rolling, the mixing uniformity is improved, the soil is discharged from the rotary drum screen when the opening of the rotary drum screen faces downwards, the mixing uniformity is good, soil and liquid medicine are mixed through rotating the drum screen, the mixing uniformity is good, and liquid medicine waste and secondary soil pollution caused by uneven liquid medicine mixing are avoided. The rotation of accomplishing rotation drum sieve and broken tooth axle through a driving piece accomplishes the broken soil and mixes, makes the device simplification, has reduced manufacturing cost. The ground breaking gear shaft is accelerated to rotate through the cooperation of the transmission strip and the driven gear, and the ground breaking capacity is improved.
As a preferred embodiment of the present invention, when the transmission member is a pulley assembly, the transmission member includes a driven pulley and a driving pulley, the driving pulley is coaxially and fixedly connected to the output shaft of the driving member, the driven pulley is coaxially and fixedly connected to the rotary drum screen, and the driven pulley and the driving pulley are connected by a belt, thereby completing the transmission.
As a preferred embodiment of the invention, the mounting frame is provided with the cover, and the cover covers the transmission member, so that sundries are prevented from entering the transmission member to influence transmission, and meanwhile, the safety of the soil remediation device is improved.
As a preferred embodiment of the invention, the opening rotary front end of the rotary drum screen is arranged to be serrated, so that the cutting capacity of the rotary drum screen is increased, and soil can conveniently enter the rotary drum screen.
As a preferred embodiment of the invention, the filtering structure is arranged in the liquid adding opening of the chemical box and is used for filtering liquid medicine entering the liquid adding opening, so that sundries are prevented from entering the chemical box to cause blockage, and the filtering structure can be a filtering net, a filtering cloth and the like.
As a preferred embodiment of the present invention, the spraying assembly includes a liquid spraying tube and a rotating sleeve, the rotating sleeve is coaxially and fixedly connected with the driven pulley in the driving member and is provided with a liquid spraying port, the liquid spraying tube is provided with a liquid spraying hole and is hermetically and rotatably nested inside the rotating sleeve, the liquid spraying tube is communicated with the liquid inlet tube, the liquid medicine enters the inside of the liquid spraying tube and is sprayed out from the liquid spraying port of the rotating sleeve, the liquid spraying port limits the liquid spraying direction, and waste caused by spraying of the liquid medicine to other directions is avoided.
As a preferred embodiment of the invention, the crushing tooth shaft is rotatably arranged inside the rotary drum screen, the structure of the crushing tooth shaft is similar to that of the soil crushing tooth shaft, and the crushing tooth shaft rotates to secondarily crush soil entering the rotary drum screen, so that the contact area of the soil and the liquid medicine is increased, and the mixing uniformity is improved.
As a preferred embodiment of the invention, the inside of the rotary drum screen is rotatably provided with the squeezing roller, two ends of the squeezing roller are coaxially and fixedly connected with the driven gears, and the squeezing roller is driven by the transmission strip, so that the squeezing roller is convenient for the comprehensive squeezing of insufficiently crushed soil blocks, and the crushing capacity is further improved.
As another preferred embodiment of the present invention, the medicine box is provided with an observation window, scale lines are printed on the observation window, and the arrangement of the observation window is convenient for observing the condition inside the medicine box.
As a preferred embodiment of the invention, the mounting frame is provided with the supporting wheels, and the supporting wheels are arranged to support the mounting frame conveniently, so that the mounting frame can be lifted along with terrains with different heights conveniently, and the applicability of the soil remediation device is improved.
According to the soil remediation device provided by the embodiment of the invention, the liquid medicine enters the spraying assembly through the liquid inlet pipe under the action of the liquid driving assembly, the soil rolling inside the rotary drum screen is sprayed, the sprayed liquid medicine and the soil are mixed during rolling, the mixing uniformity is improved, the soil is discharged from the rotary drum screen when the opening of the rotary drum screen faces downwards, the mixing uniformity is good, the soil and the liquid medicine are rolled and mixed through the rotary drum screen, the mixing uniformity is good, and the waste of the liquid medicine and the secondary pollution of the soil caused by the non-uniform mixing of the liquid medicine are avoided. The rotation of accomplishing rotation drum sieve and broken tooth axle through a driving piece accomplishes the broken soil and mixes, makes the device simplification, has reduced manufacturing cost. The ground breaking gear shaft is accelerated to rotate through the cooperation of the transmission strip and the driven gear, and the ground breaking capacity is improved.
Drawings
FIG. 1 is a perspective view of a soil remediation device according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an internal front view of a soil remediation device according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a rotating sleeve in the soil remediation device according to an embodiment of the invention;
in the drawings: mounting bracket 1, supporting wheel 2, spray tube 3, arc 4, driven gear 5, broken ground pinion 6, rotating drum sieve 7, feed liquor pipe 8, driven pulley 9, medicament box 10, filling opening 11, observation window 12, motor 13, drive pulley 14, rotating sleeve 15, squeeze roll 16, broken pinion 17.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Specific implementations of the present invention are described in detail below with reference to specific embodiments.
As shown in fig. 1 to 3, a structure of a soil remediation device according to an embodiment of the present invention includes:
a mounting frame 1;
the rotary drum screen 7 is rotatably arranged on the mounting rack 1 and provided with an opening;
the ground breaking gear shafts 6 are at least provided with one group and are rotatably arranged at the opening of the rotary drum screen 7, and at least one end of each ground breaking gear shaft is coaxially and fixedly connected with the driven gear 5;
the transmission strip is fixedly arranged on the mounting rack 1 and is provided with insections;
the chemical box 10 is used for containing liquid medicine, is communicated with the liquid driving assembly and is communicated with the spraying assembly positioned in the rotary drum screen 7 through the liquid inlet pipe 8;
the driving piece is connected with the rotary drum screen 7 through a transmission piece and used for driving the rotary drum screen 7 to rotate.
In the embodiment of the invention, the driving member is started, the driving member drives the rotary drum screen 7 to rotate through the driving member, the driven gear 5 and the mounting frame 1 move relatively, the driving member drives the driven gear 5 to rotate, thereby the ground breaking toothed shaft 6 forms planetary rotation, the ground breaking toothed shaft 6 rotates at high speed, the ground soil is crushed, the rotary drum screen 7 rotates, the crushed soil enters the rotary drum screen 7, the liquid medicine enters the spraying assembly through the liquid inlet pipe 8 under the action of the liquid driving assembly, the rolling soil in the rotary drum screen 7 is sprayed, the sprayed liquid medicine and the soil are mixed during rolling, the mixing uniformity is improved, when the opening of the rotary drum screen 7 is downward, the soil is discharged from the rotary drum screen 7, the mixing uniformity is good, soil and liquid medicine are mixed through rolling the rotary drum sieve 7, the mixing uniformity is good, and liquid medicine waste and secondary soil pollution caused by uneven liquid medicine mixing are avoided. The rotation of the rotary drum screen 7 and the ground breaking gear shaft 6 is completed through a driving piece to break ground and mix, so that the device is simplified, and the production and manufacturing cost is reduced. The ground breaking gear shaft 6 is accelerated to rotate through the cooperation of the transmission strip and the driven gear 5, and the ground breaking capacity is improved.
In one example of the present invention, the mounting bracket 1 may be coupled to a driving apparatus and adjusted by a lifting assembly, so that the height of the mounting bracket 1 may be adjusted for work and movement. The decline of mounting bracket 1 is convenient for break ground pinion 6 and rotate the inside that drum sieve 7 entered into rotation drum sieve 7 with soil, soil is discharged from the opening that rotates the hole on the drum sieve 7 or rotate drum sieve 7, the driving piece can be motor 13, fuel engine etc., can independently install or by drive arrangement provide, the drive strip can be arc strip 4 certainly also can be the circle shape, the drive strip uses the arc to be suitable, break ground pinion 6 when being convenient for break ground pinion 6 not contact with soil does not carry out power take off, make full use of power. The fluid drive assembly may be a water pump, a high pressure pump, or the like. The driving medium can be belt pulley combination or gear combination, wherein it is fit for with the belt pulley combination, when the driving medium is belt pulley combination, the driving medium includes driven pulley 9 and driving pulley 14, the coaxial fixed connection of driving pulley 14 is on the output shaft of driving piece, driven pulley 9 and the coaxial fixed connection of rotating drum sieve 7, driven pulley 9 and driving pulley 14 are connected through the belt, thereby accomplish the transmission, install the housing on the mounting bracket 1, the housing covers the driving medium, thereby the inside influence transmission that debris entered into the driving medium has been avoided, soil prosthetic devices's security has been increased simultaneously.
As a preferred embodiment of the present invention, the open rotary front end of the rotary drum screen 7 is provided in a zigzag shape, increasing the cutting ability of the rotary drum screen 7, thereby facilitating the soil to enter the inside of the rotary drum screen 7.
As a preferred embodiment of the invention, a filtering structure is arranged inside the liquid filling opening 11 of the chemical box 10, the filtering structure filters the liquid medicine entering the liquid filling opening 11, so that the blockage caused by the entry of impurities into the chemical box 10 is avoided, and the filtering structure can be a filtering net, a filtering cloth and the like.
As a preferred embodiment of the invention, the spraying assembly comprises a liquid spraying pipe 3 and a rotating sleeve 15, the rotating sleeve 15 is coaxially and fixedly connected with the driven pulley 9 in the transmission member and is provided with a liquid spraying opening, the liquid spraying pipe 3 is provided with a liquid spraying hole and is embedded in the rotating sleeve 15 in a sealing and rotating manner, the liquid spraying pipe 3 is communicated with the liquid inlet pipe 8, liquid medicine enters the liquid spraying pipe 3 and is sprayed out from the liquid spraying opening of the rotating sleeve 15, the liquid spraying opening limits the liquid spraying direction, and waste of the liquid medicine sprayed to other directions is avoided.
As a preferred embodiment of the invention, the crushing tooth shaft 17 is rotatably arranged inside the rotary drum screen 7, the structure of the crushing tooth shaft 17 is similar to that of the soil crushing tooth shaft 6, and the crushing tooth shaft 17 rotates to secondarily crush soil entering the rotary drum screen 7, so that the contact area of the soil and the liquid medicine is increased, and the mixing uniformity is improved.
As a preferred embodiment of the invention, the inside of the rotary drum screen 7 is rotatably provided with the squeezing rollers 16, two ends of each squeezing roller 16 are also coaxially and fixedly connected with the driven gears 5 and are driven by the transmission bars, the squeezing rollers 16 are arranged to facilitate the overall squeezing of soil blocks which are not fully crushed, and the crushing capacity is further improved.
In another preferred embodiment of the present invention, the medicine container 10 is provided with an observation window 12, scale lines are marked on the observation window 12, and the observation window 12 is provided to facilitate observation of the inside of the medicine container 10.
As a preferred embodiment of the invention, the mounting frame 1 is provided with the supporting wheels 2, and the supporting wheels 2 are arranged to support the mounting frame 1 conveniently, so that the mounting frame 1 can be lifted along with terrains with different heights conveniently, and the applicability of the soil remediation device is improved.
The soil remediation device provided by the embodiment of the invention comprises a driving part, the driving part drives a rotary drum sieve 7 to rotate through a driving part, a driven gear 5 and an installation rack 1 move relatively, the driving part drives the driven gear 5 to rotate, so that a soil breaking toothed shaft 6 rotates in a planetary way, the soil breaking toothed shaft 6 rotates at a high speed to break soil on the ground, the rotary drum sieve 7 rotates, broken soil enters the rotary drum sieve 7 from the inside, liquid medicine enters the spraying assembly through a liquid inlet pipe 8 under the action of a liquid driving assembly to spray soil rolling in the rotary drum sieve 7, the sprayed liquid medicine and the soil are mixed during rolling, the mixing uniformity is improved, when the opening of the rotary drum sieve 7 is downward, the soil is discharged from the rotary drum sieve 7, the mixing uniformity is good, the soil and the liquid medicine are rolled and mixed through the rotary drum sieve 7, the mixing uniformity is good, and the waste of the liquid medicine and the secondary pollution of the soil caused by the non-uniform mixing of the liquid medicine are avoided. The rotation of the rotary drum screen 7 and the ground breaking gear shaft 6 is completed through a driving piece to break ground and mix, so that the device is simplified, and the production and manufacturing cost is reduced. The ground breaking gear shaft 6 is accelerated to rotate through the cooperation of the transmission strip and the driven gear 5, and the ground breaking capacity is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A soil remediation device, the soil remediation device comprising:
a mounting frame;
the rotary drum screen is rotatably arranged on the mounting frame and provided with an opening;
the ground breaking gear shafts are at least provided with one group and are rotatably arranged at the opening of the rotary drum screen, and at least one end of each ground breaking gear shaft is coaxially and fixedly connected with a driven gear;
the transmission strip is fixedly arranged on the mounting rack and is provided with insections;
the chemical box is used for containing liquid medicine, is communicated with the liquid driving assembly and is communicated with the spraying assembly positioned in the rotary drum screen through a liquid inlet pipe;
the driving piece is connected with the rotary drum screen through the transmission piece and used for driving the rotary drum screen to rotate.
2. A soil remediation device according to claim 1 wherein the drive member comprises a driven pulley and a drive pulley, the drive pulley being fixedly connected coaxially to the output shaft of the drive member, the driven pulley being fixedly connected coaxially to the rotatable trommel, the driven pulley and the drive pulley being connected by a belt.
3. A soil remediation device according to claim 1 wherein a casing is mounted on the mounting frame, the casing covering the drive member.
4. A soil remediation device as claimed in claim 1 wherein the open rotating front end of the rotating drum screen is provided in a serrated form.
5. The soil remediation device of claim 1 wherein the chemical tank is provided with a filter structure internally at the filling opening.
6. A soil remediation device as claimed in any one of claims 1 to 5 wherein the spray assembly includes a spray tube and a rotatable sleeve, the rotatable sleeve being connected to the drive member and having a spray opening formed therein; the last hydrojet hole of having seted up of hydrojet and sealed rotation nestification are in the inside of rotating the cover, and hydrojet and feed liquor pipe intercommunication.
7. A soil remediation device as claimed in claim 1 wherein the inner rotation of the rotating drum screen is provided with a crushing pinion.
8. A soil remediation device as claimed in claim 1 wherein the interior of the rotating drum screen is rotatably provided with squeeze rollers.
9. The soil remediation device of claim 1 wherein the chemical tank is provided with a window, the window having scale markings printed thereon.
10. A soil remediation device as claimed in claim 1 wherein support wheels are provided on the mounting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011078422.2A CN112264457A (en) | 2020-10-10 | 2020-10-10 | Soil remediation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011078422.2A CN112264457A (en) | 2020-10-10 | 2020-10-10 | Soil remediation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112264457A true CN112264457A (en) | 2021-01-26 |
Family
ID=74338425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011078422.2A Withdrawn CN112264457A (en) | 2020-10-10 | 2020-10-10 | Soil remediation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112264457A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3998276A (en) * | 1974-11-04 | 1976-12-21 | Macmillan Douglas M | Plow and earth fragmentation machine |
| CN201097484Y (en) * | 2007-10-26 | 2008-08-13 | 张加学 | Travelling soil screening machine |
| CN103039427A (en) * | 2012-12-29 | 2013-04-17 | 山东中特机械设备有限公司 | Subsoiling, sterilizing and disinfesting machine |
| CN108702883A (en) * | 2018-04-04 | 2018-10-26 | 金华市众鑫农业科技有限公司 | Multifunction soil disintegrating apparatus |
| CN109590324A (en) * | 2018-12-27 | 2019-04-09 | 吕敦玉 | A kind of heavy metal pollution soil body prosthetic device and its application method |
| CN209139471U (en) * | 2018-12-11 | 2019-07-23 | 临沂大学 | Multiplexer is repaired in a kind of soil environmental protection |
| CN110201993A (en) * | 2019-06-05 | 2019-09-06 | 崔启军 | A kind of self-propelled garden soil continuous repair device |
| CN210075954U (en) * | 2019-05-31 | 2020-02-18 | 扬州市金谷机械有限公司 | Pulling type seedling raising soil crusher |
| CN111034401A (en) * | 2019-11-28 | 2020-04-21 | 于瑞祚 | Metal contaminated soil prosthetic devices |
| CN111226521A (en) * | 2020-03-23 | 2020-06-05 | 浠讳华 | Agricultural equipment capable of simultaneously compacting soil turnover cover after spraying medicament |
| CN111495947A (en) * | 2020-04-11 | 2020-08-07 | 长兴新夏建筑装饰工程有限公司 | Municipal garden environmental protection soil repairing device |
| CN111530913A (en) * | 2020-05-08 | 2020-08-14 | 默晓辉 | Be used for prosthetic remediation agent sprinkler of soil restoration |
-
2020
- 2020-10-10 CN CN202011078422.2A patent/CN112264457A/en not_active Withdrawn
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3998276A (en) * | 1974-11-04 | 1976-12-21 | Macmillan Douglas M | Plow and earth fragmentation machine |
| CN201097484Y (en) * | 2007-10-26 | 2008-08-13 | 张加学 | Travelling soil screening machine |
| CN103039427A (en) * | 2012-12-29 | 2013-04-17 | 山东中特机械设备有限公司 | Subsoiling, sterilizing and disinfesting machine |
| CN108702883A (en) * | 2018-04-04 | 2018-10-26 | 金华市众鑫农业科技有限公司 | Multifunction soil disintegrating apparatus |
| CN209139471U (en) * | 2018-12-11 | 2019-07-23 | 临沂大学 | Multiplexer is repaired in a kind of soil environmental protection |
| CN109590324A (en) * | 2018-12-27 | 2019-04-09 | 吕敦玉 | A kind of heavy metal pollution soil body prosthetic device and its application method |
| CN210075954U (en) * | 2019-05-31 | 2020-02-18 | 扬州市金谷机械有限公司 | Pulling type seedling raising soil crusher |
| CN110201993A (en) * | 2019-06-05 | 2019-09-06 | 崔启军 | A kind of self-propelled garden soil continuous repair device |
| CN111034401A (en) * | 2019-11-28 | 2020-04-21 | 于瑞祚 | Metal contaminated soil prosthetic devices |
| CN111226521A (en) * | 2020-03-23 | 2020-06-05 | 浠讳华 | Agricultural equipment capable of simultaneously compacting soil turnover cover after spraying medicament |
| CN111495947A (en) * | 2020-04-11 | 2020-08-07 | 长兴新夏建筑装饰工程有限公司 | Municipal garden environmental protection soil repairing device |
| CN111530913A (en) * | 2020-05-08 | 2020-08-14 | 默晓辉 | Be used for prosthetic remediation agent sprinkler of soil restoration |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210126 |
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| WW01 | Invention patent application withdrawn after publication |