CN113547645A - Discharge device for preventing overflow in dry-mixed mortar production and processing - Google Patents
Discharge device for preventing overflow in dry-mixed mortar production and processing Download PDFInfo
- Publication number
- CN113547645A CN113547645A CN202110868830.6A CN202110868830A CN113547645A CN 113547645 A CN113547645 A CN 113547645A CN 202110868830 A CN202110868830 A CN 202110868830A CN 113547645 A CN113547645 A CN 113547645A
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- Prior art keywords
- frame body
- dry
- mixed mortar
- cover plate
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C7/00—Controlling the operation of apparatus for producing mixtures of clay or cement with other substances; Supplying or proportioning the ingredients for mixing clay or cement with other substances; Discharging the mixture
- B28C7/16—Discharge means, e.g. with intermediate storage of fresh concrete
- B28C7/162—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure
- B28C7/163—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure using a pump
- B28C7/165—Discharge means, e.g. with intermediate storage of fresh concrete by means of conveyors, other than those comprising skips or containers, e.g. endless belts, screws, air under pressure using a pump using a fluid, e.g. gas
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C9/00—General arrangement or layout of plant
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
Abstract
The invention provides a discharge device for preventing overflow in production and processing of dry-mixed mortar, relates to the technical field of dry-mixed mortar processing equipment, and solves the problems that the existing device has weaker sealing performance, is easy to overflow in the mixing process, and cannot improve the sealing performance between a cover plate and a barrel body through structural improvement; moreover, the prior device is not thorough enough when unloading, has residue, and can not improve the problem of the comprehensiveness of unloading through structural improvement. The unloading device for avoiding overflow in the production and processing of dry-mixed mortar comprises a frame body; the support body is placed subaerial, and installs mixing portion on the support body. The clamping grooves B are arranged on the mixing barrel in an annular array shape and are of a hemispherical groove-shaped structure; draw-in groove B and elastic telescopic rod head end elastic clamping, and when the blending tank rotated under draw-in groove B and elastic telescopic rod's cooperation blending tank was the vibrations form in succession to the residue has been avoided remaining in the blending tank.
Description
Technical Field
The invention belongs to the technical field of dry-mixed mortar processing equipment, and particularly relates to an overflow-preventing discharging device for dry-mixed mortar production and processing.
Background
The dry powder mortar is a granular or powdery mixture of dry screened aggregate, inorganic cementing material, additive and the like which are physically mixed according to a certain proportion, and the mixed mortar needs to be unloaded after mixing.
As in application No.: the discharging equipment comprises main supporting rods, a first transverse connecting rod is arranged at the upper part and the lower part between the main supporting rods, a middle placing barrel body is arranged at the upper part of the inner side of each main supporting rod, a fourth upper connecting rod is arranged at the upper end of each main supporting rod, a fifth inner connecting rod is arranged at the inner side of each fourth upper connecting rod, a first bearing is arranged at the other end of each fifth inner connecting rod, and a sixth inner connecting rod is arranged below the middle placing barrel body on each main supporting rod. The invention relates to unloading equipment for preventing dry-mixed mortar from being isolated, which belongs to the field of buildings, and is characterized in that the side surface collapse phenomenon of a dry-mixed mortar pile is reduced and the isolation is reduced through the arrangement of a bottom placing disc and other structures, the poor cleaning in the later period of the formation of the dry-mixed mortar pile at the inner side is avoided through the arrangement of an elastic rubber ball and other structures, and the height of a main supporting rod is adjusted through the arrangement of a second internal connecting rod and other structures.
The dry-mixed mortar unloading equipment similar to the above application has the following defects:
one is that the existing device has weak sealing performance, and is easy to overflow in the mixing process, so that the sealing performance between the cover plate and the barrel body cannot be improved through structural improvement; moreover, the existing device is not thorough enough in unloading, and has residue, so that the comprehensiveness of unloading cannot be improved through structural improvement.
Disclosure of Invention
In order to solve the technical problems, the invention provides an unloading device for preventing overflow in production and processing of dry-mixed mortar, which aims to solve the problem that the existing device is weak in sealing performance, is easy to overflow in a mixing process and cannot improve the sealing performance between a cover plate and a barrel body through structural improvement; moreover, the prior device is not thorough enough when unloading, has residue, and can not improve the problem of the comprehensiveness of unloading through structural improvement.
The purpose and the effect of the unloading device for preventing the dry-mixed mortar from overflowing in the production and processing of the dry-mixed mortar are achieved by the following specific technical means:
the unloading device for avoiding overflow in the production and processing of dry-mixed mortar comprises a frame body;
the frame body is placed on the ground, and the mixing part is arranged on the frame body; further, the mixing part includes: the rotating shaft A is rotatably connected to the frame body and is rotatably connected with the mixing barrel; the rotating shaft A is provided with blades and is connected with a driving motor A arranged on the frame body; the two sliding seats are symmetrically welded on the mixing barrel; the two sliding seats are connected with a cover plate in a sliding manner, and the cover plate is of an L-shaped plate structure; the baffle is fixedly connected to the mixing barrel through a bolt, and a clamping groove A is formed in the baffle; the clamping groove A is of a rectangular groove-shaped structure, and the head end of the cover plate is clamped with the clamping groove A after the cover plate is slidably inserted into the sliding seat; the frame body is provided with a discharging part and an auxiliary part.
Further, the discharge portion includes: the rotating shaft B is rotatably connected to the frame body, the head end of the rotating shaft B is fixedly connected with the mixing barrel, and a gear is arranged on the rotating shaft B; the adjusting rod is rotatably connected to the frame body and is connected with a driving motor B arranged on the frame body; the adjusting rod is provided with spiral teeth, and the spiral teeth arranged on the adjusting rod are meshed with the gear.
Furthermore, two elastic telescopic rods are arranged on the frame body; the mixing section further includes: the clamping grooves B are arranged on the mixing barrel in an annular array shape and are of a hemispherical groove-shaped structure; draw-in groove B and elastic telescopic rod head end elasticity joint, and when the blending tank rotated under the cooperation of draw-in groove B and elastic telescopic rod the blending tank was the vibrations form in succession.
Further, the discharge part still includes: eight poke rods are arranged on the poke rod, and the eight poke rods are welded on the rotating shaft B in an annular array shape; the auxiliary portion includes: the piston bottle is arranged on the frame body, and is connected with a connecting pipe which is connected with a spray pipe; the head end of the piston bottle is elastically contacted with the poke rod.
Furthermore, the spray pipe is of a cylindrical tubular structure, and spray holes are formed in the outer wall of the spray pipe in an annular array shape; the jet holes are in a circular hole-shaped structure, and the jet holes arranged in an annular array form a diffusion type jet structure of the jet pipe.
Further, the mixing section further includes:
the groove is formed in the cover plate and is of a rectangular groove-shaped structure; the spray pipe is arranged in the groove, and the spray pipe is hidden after the cover plate is inserted into the sliding seat in a sliding manner.
Compared with the prior art, the invention has the following beneficial effects:
through the arrangement of the discharging part, firstly, the adjusting rod is connected to the frame body in a rotating way and is connected with a driving motor B arranged on the frame body; the adjusting rod is provided with spiral teeth, and the spiral teeth arranged on the adjusting rod are meshed with the gear, so that when the driving motor B rotates, the rotating shaft B and the mixing barrel can rotate, and further the discharging is realized;
secondly, the clamping grooves B are arranged on the mixing barrel in an annular array shape and are of a hemispherical groove-shaped structure; draw-in groove B and elastic telescopic rod head end elastic clamping, and when the blending tank rotated under draw-in groove B and elastic telescopic rod's cooperation blending tank was the vibrations form in succession to the residue has been avoided remaining in the blending tank.
Through the arrangement of the auxiliary part, firstly, the piston bottle is arranged on the frame body, and the piston bottle is connected with a connecting pipe which is connected with a spray pipe; the head end of the piston bottle is in elastic contact with the poke rod, so that the lower spray pipe is poked to be in an air jet shape under the continuous extrusion of the poke rod when the rotating shaft B rotates;
secondly, the spray pipes are cylindrical tubular structures, and spray holes are formed in the outer walls of the spray pipes in an annular array; the jet holes are in a circular hole-shaped structure, and the jet holes arranged in the annular array form a diffusion type jet structure of the jet pipe together, so that the jet range of the jet pipe can be improved.
Through the matching arrangement of the cover plate, the clamping groove A and the groove, firstly, two sliding seats are arranged, and the two sliding seats are symmetrically welded on the mixing barrel; the two sliding seats are connected with a cover plate in a sliding manner, and the cover plate is of an L-shaped plate structure, so that the sealing performance of the cover plate and the mixing barrel can be improved through the cover plate of the L-shaped plate structure;
secondly, the baffle is fixedly connected to the mixing barrel through a bolt, and a clamping groove A is formed in the baffle; the clamping groove A is of a rectangular groove-shaped structure, and the head end of the cover plate is clamped with the clamping groove A after the cover plate is in sliding insertion connection with the sliding seat, so that the sealing performance of the cover plate and the mixing barrel can be further improved;
thirdly, the groove is arranged on the cover plate and is of a rectangular groove-shaped structure; the spray pipe is arranged in the groove, and the spray pipe is hidden after the cover plate is in sliding insertion connection with the sliding seat, so that the spray holes in the spray pipe are prevented from being blocked in the mixing process.
Drawings
Fig. 1 is a schematic axial view of the present invention.
Fig. 2 is a schematic axial view of the present invention in another direction of fig. 1.
Fig. 3 is an enlarged schematic view of fig. 2 at a.
Fig. 4 is a schematic front view of the present invention.
Fig. 5 is a schematic view of the present invention in a broken-away axial view.
Fig. 6 is an enlarged view of the structure of fig. 5B according to the present invention.
Fig. 7 is a schematic front view of the structure of fig. 5 according to the present invention.
Fig. 8 is a schematic view of the present invention in an axially disassembled configuration as shown in fig. 5.
Fig. 9 is an enlarged view of the structure of fig. 8 at C according to the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a frame body; 101. an elastic telescopic rod; 2. a mixing section; 201. a rotating shaft A; 202. a mixing barrel; 203. a blade; 204. a sliding seat; 205. a cover plate; 206. a baffle plate; 207. a clamping groove A; 208. a groove; 209. a clamping groove B; 210. driving a motor A; 3. a discharging part; 301. a rotating shaft B; 302. a gear; 303. an adjusting lever; 304. driving a motor B; 305. a poke rod; 4. an auxiliary part; 401. a piston bottle; 402. a connecting pipe; 403. a nozzle; 404. and (6) spraying the holes.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 9:
the invention provides a discharge device for preventing overflow in dry-mixed mortar production and processing, which comprises a frame body 1; the frame body 1 is placed on the ground, and the mixing part 2 is arranged on the frame body 1; two elastic telescopic rods 101 are arranged on the frame body 1; the mixing section 2 further includes: the clamping grooves B209 are arranged on the mixing barrel 202 in an annular array shape, and the clamping grooves B209 are of a hemispherical groove-shaped structure; the clamping groove B209 is elastically clamped with the head end of the elastic telescopic rod 101, and when the mixing barrel 202 rotates, the mixing barrel 202 is in a continuous vibration state under the matching of the clamping groove B209 and the elastic telescopic rod 101, so that residues are prevented from remaining in the mixing barrel 202; the frame body 1 is provided with a discharging part 3, and the frame body 1 is also provided with an auxiliary part 4; the discharging section 3 includes: the rotating shaft B301, the rotating shaft B301 is rotatably connected to the frame body 1, the head end of the rotating shaft B301 is fixedly connected with the mixing barrel 202, and the gear 302 is mounted on the rotating shaft B301; the adjusting rod 303, the adjusting rod 303 is rotatably connected to the frame body 1, and the adjusting rod 303 is connected with a driving motor B304 installed on the frame body 1; the adjusting rod 303 is provided with spiral teeth, and the spiral teeth arranged on the adjusting rod 303 are meshed with the gear 302, so that when the driving motor B304 rotates, the rotation of the rotating shaft B301 and the mixing barrel 202 can be realized, and further the discharging is realized; eight poke rods 305 are arranged on the poke rods 305 in total, and the eight poke rods 305 are welded on the rotating shaft B301 in an annular array shape; the assist portion 4 includes: the piston bottle 401 is installed on the frame body 1, a connecting pipe 402 is connected to the piston bottle 401, and a spray pipe 403 is connected to the connecting pipe 402; the head end of the piston bottle 401 is elastically contacted with the poke rod 305, so that the lower spray pipe 403 is poked to be in a gas jet shape under the continuous extrusion of the poke rod 305 when the rotating shaft B301 rotates; the spraying pipes 403 are cylindrical tubular structures, and spraying holes 404 are formed in the outer walls of the spraying pipes 403 in an annular array; the nozzles 404 are circular hole-shaped structures, and the annular array of nozzles 404 together form a diffusion type air injection structure of the nozzle 403, so that the air injection range of the nozzle 403 can be increased.
Referring to fig. 2 and 5, the mixing section 2 includes: the rotating shaft A201 is rotatably connected to the frame body 1, and the rotating shaft A201 is rotatably connected with the mixing barrel 202; the blades 203 are arranged on the rotating shaft A201, and the rotating shaft A201 is connected with the driving motor A210 arranged on the frame body 1, so that the mortar in the mixing barrel 202 can be mixed when the driving motor A210 rotates; two sliding seats 204 are arranged, and the two sliding seats 204 are symmetrically welded on the mixing barrel 202; a cover plate 205 is connected to the two sliding seats 204 in a sliding manner, and the cover plate 205 is of an L-shaped plate structure, so that the sealing performance between the cover plate 205 and the mixing barrel 202 can be improved through the cover plate 205 of the L-shaped plate structure; the baffle 206, the baffle 206 is fixedly connected to the mixing barrel 202 through bolts, and a clamping groove A207 is formed on the baffle 206; the slot a207 is a rectangular slot-shaped structure, and after the cover plate 205 and the sliding seat 204 are inserted and connected in a sliding manner, the head end of the cover plate 205 and the slot a207 are in a clamping connection, so that the sealing performance of the cover plate 205 and the mixing barrel 202 can be further improved.
Referring to fig. 6 and 9, the mixing section 2 further includes: the groove 208 is formed in the cover plate 205, and the groove 208 is of a rectangular groove-shaped structure; the nozzle 403 is installed in the groove 208, and after the cover plate 205 is slidably inserted into the sliding seat 204, the nozzle 403 is hidden, so as to prevent the nozzle 404 on the nozzle 403 from being blocked during the mixing process.
In another embodiment, the tap lever 305 is not limited to eight.
The specific use mode and function of the embodiment are as follows:
when the cover plate 205 is closed, firstly, two sliding seats 204 are arranged, and the two sliding seats 204 are symmetrically welded on the mixing barrel 202; a cover plate 205 is connected to the two sliding seats 204 in a sliding manner, and the cover plate 205 is of an L-shaped plate structure, so that the sealing performance between the cover plate 205 and the mixing barrel 202 can be improved through the cover plate 205 of the L-shaped plate structure; secondly, the baffle 206 is fixedly connected to the mixing barrel 202 through bolts, and a clamping groove A207 is formed in the baffle 206; the clamping groove A207 is of a rectangular groove-shaped structure, and after the cover plate 205 and the sliding seat 204 are inserted in a sliding manner, the head end of the cover plate 205 is clamped with the clamping groove A207, so that the sealing performance of the cover plate 205 and the mixing barrel 202 can be further improved; thirdly, the groove 208 is formed in the cover plate 205, and the groove 208 is in a rectangular groove-shaped structure; the spray pipe 403 is arranged in the groove 208, and after the cover plate 205 is inserted into the sliding seat 204 in a sliding manner, the spray pipe 403 is hidden, so that the spray holes 404 on the spray pipe 403 are prevented from being blocked in the mixing process;
during discharging, firstly, the adjusting rod 303 is rotatably connected to the frame body 1, and the adjusting rod 303 is connected with a driving motor B304 arranged on the frame body 1; the adjusting rod 303 is provided with spiral teeth, and the spiral teeth arranged on the adjusting rod 303 are meshed with the gear 302, so that when the driving motor B304 rotates, the rotation of the rotating shaft B301 and the mixing barrel 202 can be realized, and further the discharging is realized; secondly, the clamping grooves B209 are arranged on the mixing barrel 202 in an annular array shape, and the clamping grooves B209 are of a hemispherical groove-shaped structure; the clamping groove B209 is elastically clamped with the head end of the elastic telescopic rod 101, and when the mixing barrel 202 rotates, the mixing barrel 202 is in a continuous vibration state under the matching of the clamping groove B209 and the elastic telescopic rod 101, so that residues are prevented from remaining in the mixing barrel 202; thirdly, the piston bottle 401 is installed on the frame body 1, and the piston bottle 401 is connected with a connecting pipe 402, and the connecting pipe 402 is connected with a spray pipe 403; the piston bottle 401 is elastically contacted with the poke rod 305 at the head end, so that the lower spray pipe 403 is poked to be in a gas jet shape under the continuous extrusion of the poke rod 305 when the rotating shaft B301 rotates.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (8)
1. The discharge apparatus that overflows is avoided in dry-mixed mortar production and processing, its characterized in that: comprises a frame body; the frame body is placed on the ground, and the mixing part is arranged on the frame body; two elastic telescopic rods are arranged on the frame body; the mixing section includes: the clamping grooves B are arranged on the mixing barrel in an annular array shape and are of a hemispherical groove-shaped structure; the clamping groove B is elastically clamped with the head end of the elastic telescopic rod, and when the mixing barrel rotates, the mixing barrel is in a continuous vibration state under the matching of the clamping groove B and the elastic telescopic rod; the frame body is provided with a discharging part and an auxiliary part.
2. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the mixing section includes:
the rotating shaft A is rotatably connected to the frame body and is rotatably connected with the mixing barrel; the rotating shaft A is provided with blades and is connected with a driving motor A arranged on the frame body.
3. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the mixing section includes:
the two sliding seats are symmetrically welded on the mixing barrel; the two sliding seats are connected with a cover plate in a sliding mode, and the cover plate is of an L-shaped plate structure.
4. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the mixing section includes:
the baffle is fixedly connected to the mixing barrel through a bolt, and a clamping groove A is formed in the baffle; the clamping groove A is of a rectangular groove-shaped structure, and the head end of the rear cover plate is clamped with the clamping groove A after the cover plate is in sliding insertion connection with the sliding seat.
5. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the discharge portion includes:
the rotating shaft B is rotatably connected to the frame body, the head end of the rotating shaft B is fixedly connected with the mixing barrel, and a gear is arranged on the rotating shaft B;
the adjusting rod is rotatably connected to the frame body and is connected with a driving motor B arranged on the frame body; the adjusting rod is provided with spiral teeth, and the spiral teeth arranged on the adjusting rod are meshed with the gear.
6. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the discharge portion further includes:
eight poke rods are arranged on the poke rod, and the eight poke rods are welded on the rotating shaft B in an annular array shape;
the auxiliary portion includes:
the piston bottle is arranged on the frame body, and is connected with a connecting pipe which is connected with a spray pipe; the head end of the piston bottle is elastically contacted with the poke rod.
7. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 6, wherein: the spray pipe is of a cylindrical tubular structure, and spray holes are formed in the outer wall of the spray pipe in an annular array shape; the jet holes are in a circular hole-shaped structure, and the jet holes arranged in an annular array form a diffusion type jet structure of the jet pipe.
8. The discharge device for preventing overflow in dry-mixed mortar production and processing according to claim 1, wherein: the mixing section further includes:
the groove is formed in the cover plate and is of a rectangular groove-shaped structure; the spray pipe is arranged in the groove, and the spray pipe is hidden after the cover plate is inserted into the sliding seat in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110868830.6A CN113547645A (en) | 2021-07-30 | 2021-07-30 | Discharge device for preventing overflow in dry-mixed mortar production and processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110868830.6A CN113547645A (en) | 2021-07-30 | 2021-07-30 | Discharge device for preventing overflow in dry-mixed mortar production and processing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113547645A true CN113547645A (en) | 2021-10-26 |
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ID=78104905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110868830.6A Withdrawn CN113547645A (en) | 2021-07-30 | 2021-07-30 | Discharge device for preventing overflow in dry-mixed mortar production and processing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113547645A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113841489A (en) * | 2021-11-10 | 2021-12-28 | 黑龙江省农垦科学院 | Soil covering planter for potato planting |
-
2021
- 2021-07-30 CN CN202110868830.6A patent/CN113547645A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113841489A (en) * | 2021-11-10 | 2021-12-28 | 黑龙江省农垦科学院 | Soil covering planter for potato planting |
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Application publication date: 20211026 |