CN213044103U - Garden fertilizing device - Google Patents
Garden fertilizing device Download PDFInfo
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- CN213044103U CN213044103U CN202021283256.5U CN202021283256U CN213044103U CN 213044103 U CN213044103 U CN 213044103U CN 202021283256 U CN202021283256 U CN 202021283256U CN 213044103 U CN213044103 U CN 213044103U
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Abstract
The utility model relates to a garden fertilizing device, in particular to a garden fertilizing device, which comprises a frame, universal wheels, a fertilizing device, a guide pipe, a hydraulic cylinder I, a fertilizer box, a pressing device, a power device and a hydraulic cylinder II, the machine frame is provided with four universal wheels, the fertilizing device is connected on the machine frame in a sliding way, a hydraulic cylinder I is arranged between the fertilizing device and the machine frame, the fertilizer box is fixedly connected on the machine frame, a guide pipe is arranged between the fertilizer box and the fertilizing device, the pressing device is connected on the machine frame in a sliding way, a hydraulic cylinder II is arranged between the pressing device and the machine frame, the power device is connected on the machine frame and is in transmission connection with the fertilizer box, can mix the fertilizer with the soil, can prevent the fertilizer from losing, improves the effect of the fertilizer, the progress that provides fertilizer of can changing the fertilizer case is and put in according to the fertilization requirement of difference.
Description
Technical Field
The utility model relates to a gardens fertilizer injection unit, more specifically the gardens fertilizer injection unit that says so.
Background
For example, publication number CN206993719U discloses a fertilizing apparatus for landscaping, which includes a motor, a gearbox, a drill bit, an air compressor, a stirring motor, a storage tank, an electricity storage box, an electric lifting hydraulic cylinder and a workbench, wherein the storage tank is fixedly arranged on one side of the workbench, the stirring motor is fixedly arranged on the top of the storage tank, the output end of the stirring motor is connected with a stirring shaft, stirring blades are fixedly arranged on the stirring shaft, the stirring shaft and the stirring blades are located in the storage tank, an air compressor is fixedly arranged on one side of the storage tank, the air compressor is connected with the storage tank through an air pipeline, the motor and the gearbox are fixedly arranged on one side of the air compressor, the motor is located at the top of the gearbox, the output end of the motor is connected with the output end of the gearbox; after fertilizing in the above-mentioned device, do not stir soil and fertilizer, fertilizer exposes outside, has reduced the fertilization effect, causes fertilizer to run off when the rainwater erodees.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gardens fertilizer injection unit can stir waste material and soil, prevents to volatilize, improves a gardens fertilizer injection unit of the utilization ratio of chemical fertilizer.
The purpose of the utility model is realized through the following technical scheme:
a garden fertilizing device comprises a rack, universal wheels, a fertilizing device, a guide pipe, a hydraulic cylinder I, a fertilizer box, a pressing device, a power device and a hydraulic cylinder II, wherein the rack is provided with four universal wheels which are respectively and fixedly connected with four corners of the rack, the fertilizing device is slidably connected with the rack, the hydraulic cylinder I is arranged between the fertilizing device and the rack, one end of the hydraulic cylinder I is fixedly connected with the fertilizing device, the other end of the hydraulic cylinder I is fixedly connected with the rack, the fertilizer box is fixedly connected with the rack, the guide pipe is arranged between the fertilizer box and the fertilizing device, one end of the guide pipe is fixedly connected with the fertilizer box, the other end of the guide pipe is fixedly connected with the fertilizing device, the pressing device is slidably connected with the rack, one end of the hydraulic cylinder II is fixedly connected with the rack, the other end of, the power device is connected to the frame and is in transmission connection with the fertilizer box.
As this technical scheme's further optimization, the utility model relates to a gardens fertilizer injection unit, fertilizer injection unit includes support I, including a motor, an end cap, a controller, and a cover plate, band pulley I, the hob, the belt, the pipe that fertilizes, stirring frame and band pulley II, I sliding connection of support is in the frame, the one end fixed connection of pneumatic cylinder I is on support I, motor fixed connection is on support I, the output shaft fixedly connected with hob of motor, fixedly connected with band pulley I on the hob, fertilization pipe fixed connection is on support I, the one end fixed connection of pipe is on the pipe that fertilizies, the stirring frame rotates to be connected on support I, fixedly connected with band pulley II on support I, be connected through belt drive between band pulley II and the band.
As a further optimization of this technical scheme, the utility model relates to a gardens fertilizer injection unit, the can for fertilizer includes box, feed wheel and friction pulley I, and box fixed connection is in frame 1, and the feed wheel rotates to be connected in the inside of box, and the one end fixedly connected with friction pulley I of feed wheel, the transmission is connected between friction pulley I and the power device.
As this technical scheme's further optimization, the utility model relates to a gardens fertilizer injection unit, power device includes the power wheel, bevel gear I, bevel gear II, the transfer line, friction wheel II, the balladeur train, lead screw and support II, the power wheel rotates and connects in the frame, the one end fixedly connected with bevel gear I of power wheel, II fixed connection of support are in the frame, sliding connection has the balladeur train on the support II, it is connected with friction wheel II to rotate on the balladeur train, transmission is connected between friction wheel II and the friction wheel I, it is connected with the lead screw to rotate on the balladeur train, threaded connection between lead screw and the support II, one side of transfer line is rotated and is connected on support II, the opposite side of transfer line is rotated and is connected in the frame, transmission is connected between friction wheel II and the transfer line, II fixed connection of.
As a further optimization of this technical scheme, the utility model relates to a gardens fertilizer injection unit, closing device includes support III, draws in frame, pinch roller, telescopic link and spring in, and III sliding connection of support are in the frame, and the one end fixed connection of pneumatic cylinder II draws in a fixed connection on support III, and the one end fixed connection of telescopic link is on support III, and the other end fixedly connected with pinch roller of telescopic link is provided with the spring between pinch roller and the support III.
As a further optimization of this technical scheme, the utility model relates to a gardens fertilizer injection unit, pipe 4 is the hose.
The utility model relates to a gardens fertilizer injection unit's beneficial effect does:
the utility model relates to a gardens fertilizer injection unit, can mix fertilizer and soil through setting up fertilizer injection unit, can carry and prevent fertilizer loss, improve the effect of fertilizer, accessible drive hydraulic cylinder I is highly adjusted fertilizer injection unit, thereby change the fertilization degree of depth, can compress tightly the processing to the soil after fertilizer injection unit stirs through setting up closing device, prevent that fertilizer from being diluted by the rainwater at rainwater weather and causing fertilizer to run off, can change the progress that provides fertilizer of can fertilizer through adjusting power device, and put in according to the fertilization requirement of difference.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and "upright" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "connected" are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrally connected, directly connected or indirectly connected through an intermediate medium, and may be a communication between two components. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the description of the present invention, the terms "plurality", and "a plurality" mean two or more unless otherwise specified.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the overall structure of the present invention;
FIG. 3 is a schematic structural view of the fertilizer applicator of the present invention;
FIG. 4 is a schematic structural view of the fertilizer can of the present invention;
fig. 5 is a schematic structural view of the compressing device of the present invention;
fig. 6 is a schematic structural diagram of the power device of the present invention.
In the figure: a frame 1; a universal wheel 2; a fertilizing device 3; a bracket I301; a motor 302; a belt wheel I303; a screw rod 304; a belt 305; a fertilizing tube 306; a stirring frame 307; a pulley II 308; a conduit 4; a hydraulic cylinder I5; a fertilizer box 6; a case 601; a supply wheel 602; a friction wheel 603; a pressing device 7; a bracket III 701; a folding frame 702; a pinch roller 703; a telescoping rod 704; a spring 705; a power plant 8; a power wheel 801; a bevel gear I802; a bevel gear II 803; a drive link 804; a friction wheel II 805; a carriage 806; a screw rod 807; a bracket II 808; and a hydraulic cylinder II 9.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the embodiment is described below with reference to fig. 1-6, a garden fertilizing device, which comprises a frame 1, universal wheels 2, a fertilizing device 3, a guide pipe 4, a hydraulic cylinder i 5, a fertilizer box 6, a pressing device 7, a power device 8 and a hydraulic cylinder ii 9, wherein the frame 1 is provided with four universal wheels 2, the four universal wheels 2 are respectively and fixedly connected with four corners of the frame 1, the fertilizing device 3 is slidably connected with the frame 1, the hydraulic cylinder i 5 is arranged between the fertilizing device 3 and the frame 1, one end of the hydraulic cylinder i 5 is fixedly connected with the fertilizing device 3, the other end of the hydraulic cylinder i 5 is fixedly connected with the frame 1, the fertilizer box 6 is fixedly connected with the frame 1, the guide pipe 4 is arranged between the fertilizer box 6 and the fertilizing device 3, one end of the guide pipe 4 is fixedly connected with the fertilizer box 6, and the other end of the guide pipe 4, the compacting device 7 is connected to the rack 1 in a sliding mode, one end of the hydraulic cylinder II 9 is fixedly connected to the rack 1, the other end of the hydraulic cylinder II 9 is fixedly connected to the compacting device 7, the power device 8 is connected to the rack 1, and the power device 8 is in transmission connection with the fertilizer box 6; can mix fertilizer and soil through setting up fertilizer injection unit 3, can carry and prevent fertilizer loss, improve the effect of fertilizer, accessible drive hydraulic cylinder I5 highly adjusts fertilizer injection unit 3, thereby change the fertilization degree of depth, can compress tightly the processing to the soil after fertilizer injection unit 3 stirs through setting up closing device 7, prevent that fertilizer from being diluted by the rainwater at rainwater weather and causing fertilizer to run off, can change the progress that provides fertilizer of can fertilizer 6 through adjusting power device 8, and put in according to the fertilization requirement of difference.
The second embodiment is as follows:
the embodiment is described below with reference to fig. 1 to 6, and the embodiment further describes the first embodiment, where the fertilizer applying apparatus 3 includes a bracket i 301, a motor 302, a pulley i 303, a screw rod 304, a belt 305, a fertilizer applying pipe 306, a stirring frame 307 and a pulley ii 308, the bracket i 301 is slidably connected to the frame 1, one end of a hydraulic cylinder i 5 is fixedly connected to the bracket i 301, the motor 302 is fixedly connected to the bracket i 301, an output shaft of the motor 302 is fixedly connected to the screw rod 304, the screw rod 304 is fixedly connected to the pulley i 303, the fertilizer applying pipe 306 is fixedly connected to the bracket i 301, one end of the conduit 4 is fixedly connected to the fertilizer applying pipe 306, the stirring frame 307 is rotatably connected to the bracket i 301, the bracket i 301 is fixedly connected to the pulley ii 308, and the pulley ii 308 is in transmission connection with the pulley i 303 through the belt; drive hob 304 through driving motor 302 and rotate, can make fertilizer injection unit 3 reciprocate through driving hydraulic cylinder I5, applicable in the fertilization degree of depth of difference, hob 304's rotation can be loose soil, fertilizer can 6's fertilizer spills on soil through fertilization pipe 306, because I303 of fixedly connected with band pulley on the hob 304, II 308 of fixedly connected with band pulley on the stirring frame 307, be connected through I303 transmission of band pulley between I303 of band pulley and the II 308 of band pulley, hob 304's rotation will drive stirring frame 307 and rotate, stirring frame 307 can stir soil and fertilizer, make fertilizer and soil mixed more even, increase the fertilization effect.
The third concrete implementation mode:
the following describes the embodiment with reference to fig. 1 to 6, and the second embodiment is further described in the embodiment, where the fertilizer box 6 includes a box 601, a feeding wheel 602 and a friction wheel 603, the box 601 is fixedly connected to the frame 1, the feeding wheel 602 is rotatably connected inside the box 601, one end of the feeding wheel 602 is fixedly connected to the friction wheel 603, and the friction wheel 603 is in transmission connection with the power device 8; due to the transmission connection between the power device 8 and the friction wheel 603, the friction wheel 603 is driven to rotate, the rotation of the friction wheel 603 drives the feed wheel 602 to rotate, and the feed speed of the fertilizer box 6 is changed by adjusting the rotation speed of the feed wheel 602.
The fourth concrete implementation mode:
the third embodiment is described below with reference to fig. 1 to 6, and is further described, where the power device 8 includes a power wheel 801, a bevel gear i 802, a bevel gear ii 803, a transmission rod 804, a friction wheel ii 805, a carriage 806, a screw rod 807 and a support ii 808, the power wheel 801 is rotatably connected to the frame 1, one end of the power wheel 801 is fixedly connected to the bevel gear i 802, the support ii 808 is fixedly connected to the frame 1, the carriage 806 is slidably connected to the support ii 808, the friction wheel ii 805 is rotatably connected to the carriage 806, the friction wheel ii 805 is in transmission connection with the friction wheel i 603, the screw rod 807 is rotatably connected to the carriage 806, the screw rod 807 is in threaded connection with the support ii 808, one side of the transmission rod 804 is rotatably connected to the support ii 808, the other side of the transmission rod 804 is rotatably connected to the frame 1, and the friction wheel ii 805 is in transmission connection with, the bevel gear II 803 is fixedly connected to one end of the transmission rod 804, and the bevel gear II 803 is in meshed connection with the bevel gear I802; the power wheel 801 is provided with a sharp corner which can be inserted into soil, when the whole device is moved, the power wheel 801 is pushed to rotate, the rotation of the power wheel 801 drives the bevel gear I802 to rotate, because the bevel gear I802 is meshed with the bevel gear II 803, the bevel gear I802 can drive the transmission rod 804 fixedly connected to the bevel gear II 803 to rotate, the transmission rod 804 rotates to drive the friction wheel II 805 to rotate, the friction wheel II 805 is in transmission connection with the friction wheel I603, the sliding frame 806 which is connected with the bracket II 808 in a sliding way can be driven to move by rotating the screw rod 807, the transmission ratio between the friction wheel II 805 and the friction wheel I603 is changed, thereby changing the fertilizer supply speed of the fertilizer box 6, rotating the screw rod 807 to move the friction wheel II 805 to the lowest end after the fertilizer is applied, and disconnecting the transmission between the friction wheel II 805 and the friction wheel I603, thereby disconnecting the fertilizer supply of the fertilizer box 6.
The fifth concrete implementation mode:
the fourth embodiment is further described with reference to fig. 1 to 6, where the pressing device 7 includes a support iii 701, a folding frame 702, a pressing wheel 703, an expansion link 704 and a spring 705, the support iii 701 is slidably connected to the frame 1, one end of the hydraulic cylinder ii 9 is fixedly connected to the support iii 701, the folding frame 702 is fixedly connected to the support iii 701, one end of the expansion link 704 is fixedly connected to the support iii 701, the other end of the expansion link 704 is fixedly connected to the pressing wheel 703, and the spring 705 is disposed between the pressing wheel 703 and the support iii 701; can make support III 701 reciprocate through drive hydraulic cylinder II 9, fixed connection can draw in the fertile soil that fertilizer injection unit 3 stirred out at support III 701 in frame 702 that draws in, mutually supports between pinch roller 703, telescopic link 704 and the spring 705, can compress tightly the fertile soil after the stirring, prevents the loss of fertilizer, increases fertilization effect.
The sixth specific implementation mode:
the present embodiment is described below with reference to fig. 1 to 6, and the present embodiment further describes an embodiment five, in which the conduit 4 is a hose; the provision of the conduit 4 as a hose prevents blockage during movement.
The utility model discloses a gardens fertilizer injection unit, its theory of operation is:
when in use, the driving motor 302 drives the spiral rod 304 to rotate, the driving hydraulic cylinder I5 can drive the fertilizing device 3 to move up and down, the fertilizing device is suitable for different fertilizing depths, the rotation of the spiral rod 304 can loosen soil, fertilizer in the fertilizer box 6 is scattered on the soil through the fertilizing pipe 306, as the spiral rod 304 is fixedly connected with the belt wheel I303, the stirring frame 307 is fixedly connected with the belt wheel II 308, the belt wheel I303 is in transmission connection with the belt wheel II 308 through the belt wheel I303, the rotation of the spiral rod 304 drives the stirring frame 307 to rotate, the stirring frame 307 can stir the soil and the fertilizer, the fertilizer and the soil are mixed more uniformly, the fertilizing effect is improved, the power wheel 801 is provided with sharp corners and can be inserted into the soil, the power wheel 801 is pushed to rotate when the whole device is moved, the rotation of the power wheel 801 drives the bevel gear I802 to rotate, because the bevel gear I802 is meshed with the bevel gear II 803, the bevel gear I802 can drive the transmission rod 804 fixedly connected to the bevel gear II 803 to rotate, the transmission rod 804 rotates to drive the friction wheel II 805 to rotate, the friction wheel II 805 is in transmission connection with the friction wheel I603, the sliding frame 806 which is in sliding connection with the bracket II 808 can be driven to move through the rotating screw rod 807, the transmission ratio between the friction wheel II 805 and the friction wheel I603 is changed, so that the fertilizer supply speed of the fertilizer box 6 is changed, after the fertilizer application is completed, the rotating screw rod 807 moves the friction wheel II 805 to the lowest end to break the transmission between the friction wheel II 805 and the friction wheel I603, so that the supply of the fertilizer box 6 is broken, the power device 8 is in transmission connection with the friction wheel 603 to drive the friction wheel 603 to rotate, the rotation of the friction wheel 603 drives the supply wheel 602 to rotate, and the supply speed of the fertilizer box 6 is changed by adjusting the rotation speed of the supply wheel 602, can make support III 701 reciprocate through drive hydraulic cylinder II 9, fixed connection can draw in the fertile soil that fertilizer injection unit 3 stirred out at support III 701 in frame 702 that draws in, mutually supports between pinch roller 703, telescopic link 704 and the spring 705, can compress tightly the fertile soil after the stirring, prevents the loss of fertilizer, increases fertilization effect.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.
Claims (5)
1. The utility model provides a gardens fertilizer injection unit, includes frame (1), universal wheel (2), fertilizer injection unit (3), pipe (4), pneumatic cylinder I (5), can of fertilizer (6), closing device (7), power device (8) and pneumatic cylinder II (9), its characterized in that: the fertilizer applying machine is characterized in that four universal wheels (2) are arranged on the rack (1), the four universal wheels (2) are respectively fixedly connected with four corners of the rack (1), the fertilizer applying device (3) is connected onto the rack (1) in a sliding manner, a hydraulic cylinder I (5) is arranged between the fertilizer applying device (3) and the rack (1), one end of the hydraulic cylinder I (5) is fixedly connected onto the fertilizer applying device (3), the other end of the hydraulic cylinder I (5) is fixedly connected onto the rack (1), a fertilizer box (6) is fixedly connected onto the rack (1), a guide pipe (4) is arranged between the fertilizer box (6) and the fertilizer applying device (3), one end of the guide pipe (4) is fixedly connected onto the fertilizer box (6), the other end of the guide pipe (4) is fixedly connected onto the fertilizer applying device (3), a pressing device (7) is connected onto the rack (1) in a sliding manner, one end of a hydraulic cylinder II, the other end of the hydraulic cylinder II (9) is fixedly connected to the pressing device (7), the power device (8) is connected to the rack (1), and the power device (8) is in transmission connection with the fertilizer box (6);
the fertilizing device (3) comprises a bracket I (301), a motor (302), a belt wheel I (303), a screw rod (304), a belt (305), a fertilizing pipe (306), a stirring frame (307) and a belt wheel II (308), support I (301) sliding connection is in frame (1), the one end fixed connection of pneumatic cylinder I (5) is on support I (301), motor (302) fixed connection is on support I (301), the output shaft fixedly connected with hob (304) of motor (302), fixedly connected with band pulley I (303) is gone up in hob (304), fertilization pipe (306) fixed connection is in support I (301), the one end fixed connection of pipe (4) is on fertilization pipe (306), stirring frame (307) rotate to be connected on support I (301), fixedly connected with band pulley II (308) is gone up in support I (301), be connected through belt (305) transmission between band pulley II (308) and band pulley I (303).
2. The garden fertilizing device as claimed in claim 1, wherein: the fertilizer box (6) comprises a box body (601), a feeding wheel (602) and a friction wheel I (603), wherein the box body (601) is fixedly connected to the rack (1), the feeding wheel (602) is rotatably connected to the inside of the box body (601), one end of the feeding wheel (602) is fixedly connected with the friction wheel I (603), and the friction wheel I (603) is in transmission connection with the power device (8).
3. The garden fertilizing device as claimed in claim 2, wherein: the power device (8) comprises a power wheel (801), a bevel gear I (802), a bevel gear II (803), a transmission rod (804), a friction wheel II (805), a sliding frame (806), a screw rod (807) and a support II (808), wherein the power wheel (801) is rotatably connected to the rack (1), one end of the power wheel (801) is fixedly connected with the bevel gear I (802), the support II (808) is fixedly connected to the rack (1), the support II (808) is slidably connected with the sliding frame (806), the sliding frame (806) is rotatably connected with the friction wheel II (805), the friction wheel II (805) is in transmission connection with the friction wheel I (603), the sliding frame (806) is rotatably connected with the screw rod (807), the screw rod (807) is in threaded connection with the support II (808), one side of the transmission rod (804) is rotatably connected to the support II (808), the other side of the transmission rod (804) is rotatably connected to the rack (1), the friction wheel II (805) is in transmission connection with the transmission rod (804), the bevel gear II (803) is fixedly connected to one end of the transmission rod (804), and the bevel gear II (803) is in meshing connection with the bevel gear I (802).
4. The garden fertilizing device as claimed in claim 1, wherein: the pressing device (7) comprises a support III (701), a folding frame (702), a pressing wheel (703), an expansion rod (704) and a spring (705), the support III (701) is connected to the rack (1) in a sliding mode, one end of a hydraulic cylinder II (9) is fixedly connected to the support III (701), the folding frame (702) is fixedly connected to the support III (701), one end of the expansion rod (704) is fixedly connected to the support III (701), the other end of the expansion rod (704) is fixedly connected with the pressing wheel (703), and the spring (705) is arranged between the pressing wheel (703) and the support III (701).
5. The garden fertilizing device as claimed in claim 1, wherein: the conduit (4) is a hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021283256.5U CN213044103U (en) | 2020-07-04 | 2020-07-04 | Garden fertilizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021283256.5U CN213044103U (en) | 2020-07-04 | 2020-07-04 | Garden fertilizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213044103U true CN213044103U (en) | 2021-04-27 |
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ID=75570232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021283256.5U Active CN213044103U (en) | 2020-07-04 | 2020-07-04 | Garden fertilizing device |
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| CN (1) | CN213044103U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308226A (en) * | 2022-03-08 | 2022-04-12 | 新沂中大节能科技有限公司 | Raw material crushing and discharging device for continuous czochralski crystal growing furnace |
| CN114451104A (en) * | 2022-03-09 | 2022-05-10 | 宋晓贺 | Trees fertilizer injection unit for afforestation |
-
2020
- 2020-07-04 CN CN202021283256.5U patent/CN213044103U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308226A (en) * | 2022-03-08 | 2022-04-12 | 新沂中大节能科技有限公司 | Raw material crushing and discharging device for continuous czochralski crystal growing furnace |
| CN114451104A (en) * | 2022-03-09 | 2022-05-10 | 宋晓贺 | Trees fertilizer injection unit for afforestation |
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