CN204762102U - Fruit tree is with solid -state fertile placement drill - Google Patents
Fruit tree is with solid -state fertile placement drill Download PDFInfo
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- CN204762102U CN204762102U CN201520362298.0U CN201520362298U CN204762102U CN 204762102 U CN204762102 U CN 204762102U CN 201520362298 U CN201520362298 U CN 201520362298U CN 204762102 U CN204762102 U CN 204762102U
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Abstract
The utility model relates to the field of agricultural machinery, the fruit tree is with solid -state fertile placement drill that specifically says so, including organism, the device of cutting the earth, prime mover, fertilizer injection unit and running gear, the organism front end is equipped with the recess, and the recess can be used to adapt to the fruit tree of different diameters, unit bit in the organism the place ahead of cutting the earth, the device of cutting the earth are used for effectively fertilizeing the within range in the fruit tree and dig out the hole of fertilizeing, prime mover is located the left back of organism, and is connected through the bolt between prime mover and the organism, fertilizer injection unit is located the right back of organism, and fertilizer injection unit is connected through fertilizer spout between the device with cutting the earth, and fertilizer injection unit is used for storing and carries fertilizer, running gear is located the organism below, and running gear is used for driving this equipment and moves ahead. The utility model discloses can utilize worm drive's principle to cut the earth and fertilize, can obviously reduce artifical intensity of labour, increase productivity, and can cover original soil that the fertilizer application was fertilizied in cheating at the fertilization in -process, make the fertilization quality obviously improve.
Description
Technical field
The utility model relates to agricultural mechanical field, is the solid-state fertile local fertilizer drill of a planting fruit-trees specifically.
Background technology
Applying fruit trees with fertilizer is the work often needing in orchard to carry out, traditional applying fruit trees with fertilizer mode for dig out a heatable adobe sleeping platform below fruit tree, after pour fertilizer into heatable adobe sleeping platform inside, then the heatable adobe sleeping platform soil dug out is buried, this kind of fertilization mode can not only meet the assimilation effect of fruit tree to fertilizer, and fertilizer soil can be sealed, thus ensure the quality of fertilizer, and in traditional farming, this planting fruit-trees fertilising work majority relies on and manually completes, cause hand labor intensity larger, and the consequence that operating efficiency is lower, in recent years, people constantly study applying fruit trees with fertilizer machinery, but still the step of automation applying fruit trees with fertilizer cannot be realized completely, at present, the most applying fruit trees with fertilizer machinery used can only complete the excavation in fertilising hole, still need manually to carry out auxiliary fertilising, application number be 201310644664.7 a Chinese patent disclose a kind of fertilizer applicator for fruit trees, it can realize partial automation fertilising, but still need manually assist, and poor effect covered by fertilizer after fertilising, fertilising quality is caused obviously to be affected, can find out that prior art can not meet the needs of people's productive life by above problem, people are badly in need of the higher mechanization fruit tree fertilization device of a kind of automaticity, the i.e. solid-state fertile local fertilizer drill of a planting fruit-trees, it can use the principle of worm drive to carry out cutting the earth and apply fertilizer, obviously can reduce hand labor intensity, increase productivity, have simple to operate, operating efficiency advantages of higher, and fertilizer can be used the original soil in fertilising hole cover in fertilising process, fertilising quality is significantly improved.
Summary of the invention
In order to make up the deficiencies in the prior art, the utility model provides the solid-state fertile local fertilizer drill of a planting fruit-trees, uses the principle of worm drive to carry out cutting the earth and applies fertilizer, have simple to operate, operating efficiency advantages of higher, obviously can reduce hand labor intensity, increase productivity.
The technical scheme that the utility model technical solution problem adopts is: the solid-state fertile local fertilizer drill of a planting fruit-trees, comprise body, shoveling device, prime mover, fertilizer apparatus and running gear, described body front end is provided with groove, groove can be used for the fruit tree adapting to different-diameter, makes fertilization area be positioned at effective fertilising scope; Described shoveling device is positioned at body front, and shoveling device is used in fruit tree effectively applies fertilizer scope, dig out fertilising hole; Described prime mover is positioned at the left back of body, and is connected by bolt between prime mover with body, and prime mover is used for providing power for whole equipment; Described fertilizer apparatus is positioned at the right back of body, and is connected by fertilizer delivering pipe between fertilizer apparatus with shoveling device, and fertilizer apparatus for storing fertilizer, and provides power for fertilizer exports; Described running gear is positioned at below body, and running gear moves ahead for driving this equipment.
Described shoveling device comprises holder, support bar, loading shell, shoveling motor, position-limited rack, two belt pulleys, belt, reduction box, bracing frame, soil-shifting electric cylinder, ejector dozer, lifting electric cylinder and spiral shoveling axles, and described holder is connected with body; Described support bar is connected with holder, and support bar, for limiting shoveling device degree of freedom all in the horizontal direction and rotary freedom in vertical direction, makes shoveling device can only realize sliding in vertical direction; Described loading shell is provided with position-limiting ear and promotes ear, and loading shell is connected with support bar by position-limiting ear, loads below shell and is provided with shoulder hole, and shoulder hole is arranged along loading shell even circumferential, can realize evenly shedding of fertilizer; Described bracing frame is connected with loading shell; Described shoveling motor is arranged on bracing frame; Described position-limited rack is positioned at supporting bar top; Described reduction box is arranged on bracing frame, and reduction box is positioned on the left of shoveling motor, and reduction box comprises reduction box shell, turbine, two deceleration thrust bearings, bearing stifle and worm screws, and described reduction box shell is connected with bracing frame by bolt; Described spiral shoveling axle is positioned at that to load shell inner, and is connected with reduction box shell by two deceleration thrust bearings above spiral shoveling axle, is multidiameter above spiral shoveling axle, facilitates the location that it realizes in vertical direction in shoveling device; Described bearing stifle is arranged on reduction box shell by bolt, and bearing stifle is positioned at above top deceleration thrust bearing; Described turbine is arranged on spiral shoveling axle; Described worm screw is connected with reduction box shell by bearing, and reduction box shell is stretched out at worm screw rear, and worm screw is meshed with turbine; Two described belt pulleys are connected with worm screw external part with shoveling electric machine main shaft respectively; Described belt is connected with two belt pulleys; Shoveling motor can drive worm screw to rotate by belt pulley and belt, thus drives spiral shoveling axle to rotate, and then cuts the earth; Described soil-shifting electric cylinder bottom is connected with bracing frame, and its top is connected with ejector dozer; Described ejector dozer is positioned at and loads shell inside, and ejector dozer can realize moving up and down along spiral shoveling axle under the effect of soil-shifting electric cylinder, thus the convenient earth loading shell inside is discharged; Described lifting electric cylinder top is connected with the lifting ear loaded on shell, and its bottom is connected with body, promote electric cylinder and can realize moving up and down of shoveling device, thus the degree of depth of heatable adobe sleeping platform is dug out in adjustment.
Described fertilizer apparatus comprises case lid, fertilizer preserving case, fertilising motor, bracing frame, shaft coupling, spiral fertilization axle, output interface, fertilizer delivering pipe, input interface, baffle plate and back-moving spring, described fertilizer preserving case is connected with body, and fertilizer preserving case is connected with body, face is provided with through hole, is provided with chute above fertilizer preserving case; Described case lid is arranged on chute inside, and is provided with handle above case lid, can be realized the unlatching of case lid with closed by handle, thus ensures that unnecessary fertilizer fertilizer in the process of fertilising is in sealing state; Described bracing frame is connected with fertilizer preserving case; Described fertilising motor is arranged on bracing frame; Described spiral fertilization axle is positioned at fertilizer preserving case and is connected with body the inside of through hole on face, and spiral fertilization axle is connected with fertilising electric machine main shaft by shaft coupling, spiral fertilization axle can rotate under the effect of fertilising motor, thus provides power for the output of fertilizer; Described output interface is arranged on body, and output interface is positioned at fertilizer preserving case is connected with body the below of through hole on face; Described input interface is arranged on and loads on shell, and is connected by fertilizer delivering pipe between output interface with input interface; Described baffle plate is connected with loading shell by pin; Described back-moving spring one end is connected with loading shell, and the other end is connected with baffle plate, after shoveling completes, during fertilising machine operation, the fertilizer pressure of baffle interior is greater than the pressure of back-moving spring, and baffle plate is opened, and fertilizer sheds, when shoveling device is carrying out in shoveling process, fertilising motor stalls, baffle interior fertilizer pressure reduces, back-moving spring jack-up, thus remain on the shoulder hole loaded on shell in shoveling process and be not obstructed with soil, fertilizer apparatus has been mainly used in fertilising work.
The utility model has the advantages that: the solid-state fertile local fertilizer drill of a planting fruit-trees, used the principle of worm drive to carry out cutting the earth and applied fertilizer, achieve shoveling and complete with the integrated of fertilising, obviously can reduce hand labor intensity, enhance productivity, have simple to operate, the advantage such as easy to use.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
Fig. 1 is perspective view of the present utility model;
Fig. 2 is the partial sectional perspective view of shoveling device of the present utility model;
Fig. 3 is the complete section schematic diagram of shoveling device of the present utility model;
Fig. 4 is the structural representation of spiral shoveling axle of the present utility model;
Fig. 5 is the structural representation of bracing frame of the present utility model;
Fig. 6 is the complete section schematic diagram of fertilizer apparatus of the present utility model;
Fig. 7 is the partial component schematic perspective view of fertilizer apparatus of the present utility model;
Fig. 8 is loading shell elevated bottom perspective partial sectional view of the present utility model;
In figure: body 1, shoveling device 2, prime mover 3, fertilizer apparatus 4, running gear 5, holder 201, support bar 202, load shell 203, shoveling motor 204, position-limited rack 205, two belt pulleys 206, belt 207, reduction box 208, bracing frame 209, soil-shifting electric cylinder 210, ejector dozer 211, promote electric cylinder 212, spiral shoveling axle 213, reduction box shell 2081, turbine 2082, deceleration thrust bearing 2083, bearing stifle 2084, worm screw 2085, case lid 401, fertilizer preserving case 402, fertilising motor 403, bracing frame 404, shaft coupling 405, spiral fertilization axle 406, output interface 407, fertilizer delivering pipe 408, input interface 409, baffle plate 410, back-moving spring 411.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, below in conjunction with concrete diagram, setting forth the utility model further.
As shown in Figure 1, the solid-state fertile local fertilizer drill of a planting fruit-trees described in the utility model, comprise body 1, shoveling device 2, prime mover 3, fertilizer apparatus 4 and running gear 5, described body 1 front end is provided with groove, groove can be used for the fruit tree adapting to different-diameter, makes fertilization area be positioned at effective fertilising scope; Described shoveling device 2 is positioned at body 1 front, and shoveling device 2 digs out fertilising hole in effectively applying fertilizer scope in fruit tree; Described prime mover 3 is positioned at the left back of body 1, and is connected by bolt between prime mover 3 with body 1, and prime mover 3 is for providing power for whole equipment; Described fertilizer apparatus 4 is positioned at the right back of body 1, and is connected by fertilizer delivering pipe between fertilizer apparatus 4 with shoveling device 2, and fertilizer apparatus 4 for storing fertilizer, and provides power for fertilizer exports; Described running gear 5 is positioned at below body 1, and running gear 5 moves ahead for driving this equipment.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 5, the solid-state fertile local fertilizer drill of a planting fruit-trees described in the utility model, described shoveling device 2 comprises holder 201, support bar 202, loading shell 203, shoveling motor 204, position-limited rack 205, two belt pulleys 206, belt 207, reduction box 208, bracing frame 209, soil-shifting electric cylinder 210, ejector dozer 211, promotes electric cylinder 212 and spiral shoveling axle 213, and described holder 201 is connected with body 1; Described support bar 202 is connected with holder 201, and support bar 202, for limiting shoveling device 2 degree of freedom all in the horizontal direction and rotary freedom in vertical direction, makes shoveling device 2 can only realize sliding in vertical direction; Described loading shell 203 is provided with position-limiting ear and promotes ear, and loading shell 203 is connected with support bar 202 by position-limiting ear, loads below shell 203 and is provided with shoulder hole, and shoulder hole is arranged along loading shell 203 even circumferential, can realize evenly shedding of fertilizer; Described bracing frame 209 is connected with loading shell 203; Described shoveling motor 204 is arranged on bracing frame 209; Described position-limited rack 205 is positioned at support bar 202 top; Described reduction box 208 is arranged on bracing frame 209, and reduction box 208 is positioned on the left of shoveling motor 204, reduction box 208 comprises reduction box shell 2081, turbine 2082, two deceleration thrust bearings 2083, bearing stifle 2084 and worm screws 2085, and described reduction box shell 2081 is connected with bracing frame 209 by bolt; Described spiral shoveling axle 213 is positioned at and loads shell 203 inside, and be connected with reduction box shell 2081 by two deceleration thrust bearings 2083 above spiral shoveling axle 213, be multidiameter above spiral shoveling axle 213, facilitate the location that it realizes in vertical direction in shoveling device 2; Described bearing stifle 2084 is arranged on reduction box shell 2081 by bolt, and bearing stifle 2084 is positioned at above top deceleration thrust bearing 2083; Described turbine 2082 is arranged on spiral shoveling axle 213; Described worm screw 2085 is connected with reduction box shell 2081 by bearing, and reduction box shell 2081 is stretched out at worm screw 2085 rear, and worm screw 2085 is meshed with turbine 2082; Two described belt pulleys 206 are connected with worm screw 2085 external part with shoveling motor 204 main shaft respectively; Described belt 207 is connected with two belt pulleys 206; Shoveling motor 204 can drive worm screw 2085 to rotate by belt pulley 206 and belt 207, thus drives spiral shoveling axle 213 to rotate, and then cuts the earth; Described soil-shifting electric cylinder 210 bottom is connected with bracing frame 209, and its top is connected with ejector dozer 211; Described ejector dozer 211 is positioned at and loads shell 203 inside, and ejector dozer 211 can realize moving up and down along spiral shoveling axle 213 under the effect of soil-shifting electric cylinder 210, thus the convenient earth loading shell 203 inside is discharged; Described lifting electric cylinder 212 top is connected with the lifting ear loaded on shell 203, and its bottom is connected with body 1, promote electric cylinder 212 and can realize moving up and down of shoveling device 2, thus the degree of depth of heatable adobe sleeping platform is dug out in adjustment.
As shown in Fig. 1, Fig. 6, Fig. 7 and Fig. 8, the solid-state fertile local fertilizer drill of a planting fruit-trees described in the utility model, described fertilizer apparatus 4 comprises case lid 401, fertilizer preserving case 402, fertilising motor 403, bracing frame 404, shaft coupling 405, spiral fertilization axle 406, output interface 407, fertilizer delivering pipe 408, input interface 409, baffle plate 410 and back-moving spring 411, described fertilizer preserving case 402 is connected with body 1, and fertilizer preserving case 402 is connected with body 1, face is provided with through hole, is provided with chute above fertilizer preserving case 402; Described case lid 401 is arranged on chute inside, and is provided with handle above case lid 401, can be realized the unlatching of case lid with closed by handle, thus ensures that unnecessary fertilizer fertilizer in the process of fertilising is in sealing state; Described bracing frame 404 is connected with fertilizer preserving case 402; Described fertilising motor 403 is arranged on bracing frame 404; Described spiral fertilization axle 406 is positioned at fertilizer preserving case 402 and is connected with body 1 inside of through hole on face, and spiral fertilization axle 406 is connected with fertilising motor 403 main shaft by shaft coupling, spiral fertilization axle 406 can rotate under the effect of fertilising motor 403, thus provides power for the output of fertilizer; Described output interface 407 is arranged on body 1, and output interface 407 is positioned at fertilizer preserving case 402 is connected with body 1 below of through hole on face; Described input interface 409 is arranged on and loads on shell 203, and is connected by fertilizer delivering pipe 408 between output interface 407 with input interface 409; Described baffle plate 410 is connected with loading shell 203 by pin; Described back-moving spring 411 one end is connected with loading shell 203, the other end is connected with baffle plate 410, after shoveling completes, during fertilising machine operation 403, the fertilizer pressure of baffle plate 410 inside is greater than the pressure of back-moving spring 411, baffle plate 410 is opened, fertilizer sheds, when shoveling device 2 is carrying out in shoveling process, fertilising motor 403 stops operating, and baffle interior fertilizer pressure reduces, back-moving spring 410 jack-up, thus remain on the shoulder hole loaded on shell 203 in shoveling process and be not obstructed with soil, fertilizer apparatus 4 has been mainly used in fertilising work.
During work, first running gear 5 is controlled, this equipment is made to enter working region, then shoveling device 2 is selected to start working, promote electric cylinder 212 to promote, thus the height of adjustment shoveling device 2, rear shoveling motor 204 starts to rotate, the worm screw 2085 in reduction box 208 is driven to rotate by belt pulley 206 and belt 207 transmission, worm screw 2085 is acted on by turbine 2082 and drives spiral shoveling axle 213 to rotate, spiral shoveling axle 213 touches with ground, earth is sent to by worm drive and loads shell 203 inside, soil-shifting electric cylinder 210 shrinks simultaneously, earth is stored in and loads in shell 203, promote electric cylinder 212 also to start to shrink, thus remain the distance of loading shell 203 and ground, band earth digs to certain depth, promote electric cylinder 212 start and extend, shoveling device 2 whole height rises, fertilising hole is excavated complete.
Then fertilizer apparatus 4 is started working, first preprepared fertilizer is poured in fertilizer preserving case 402, rear fertilising motor 403 drives spiral fertilization axle 406 to rotate by shaft coupling 405, fertilizer is pressed in output interface 407, input interface 409 is sent to afterwards by fertilizer delivering pipe 408, rear fertilizer is transported to the bottommost of the shoulder hole loaded below shell 203, under the pressure of spiral fertilization axle 406, back-moving spring 411 is compressed, 410 dozens, baffle plate is opened, fertilizer falls to loading shell 203 central part, be delivered to after aequum until fertilizer, fertilising motor 403 stops operating, now, back-moving spring 411 pressurized is less, start to stretch, drive baffle plate 410 to close simultaneously, fertilizer transportation work completes.
After fertilizer has been carried, shoveling device 2 task again, shoveling helical axis 213 reverses, earth is transferred into and loads shell 203 outside, and drops on top, fertilising hole, is covered by fertilizer, soil-shifting electric cylinder 210 extends simultaneously, the all earth loaded in shell 203 can be pushed downwards, guarantee that earth is transferred out this equipment, all complete to this whole fertilising work.
More than show and describe general principle of the present utility model, principal character and advantage.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; description in above-described embodiment and specification principle of the present utility model is just described; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. the solid-state fertile local fertilizer drill of a planting fruit-trees, comprise body (1), shoveling device (2), prime mover (3), fertilizer apparatus (4) and running gear (5), it is characterized in that: described body (1) front end is provided with groove; Described shoveling device (2) is positioned at body (1) front; Described prime mover (3) is positioned at the left back of body (1), and is connected by bolt between prime mover (3) with body (1); Described fertilizer apparatus (4) is positioned at the right back of body (1), and is connected by fertilizer delivering pipe between fertilizer apparatus (4) with shoveling device (2); Described running gear (5) is positioned at body (1) below.
2. the solid-state fertile local fertilizer drill of a planting fruit-trees according to claim 1, it is characterized in that: described shoveling device (2) comprises holder (201), support bar (202), load shell (203), shoveling motor (204), position-limited rack (205), two belt pulleys (206), belt (207), reduction box (208), bracing frame (209), soil-shifting electric cylinder (210), ejector dozer (211), promote electric cylinder (212) and spiral shoveling axle (213), described holder (201) is connected with body (1), described support bar (202) is connected with holder (201), described loading shell (203) is provided with position-limiting ear and promotes ear, and loading shell (203) is connected with support bar (202) by position-limiting ear, described bracing frame (209) is connected with loading shell (203), described shoveling motor (204) is arranged on bracing frame (209), described position-limited rack (205) is positioned at support bar (202) top, described reduction box (208) is arranged on bracing frame (209), and reduction box (208) is positioned at shoveling motor (204) left side, reduction box (208) comprises reduction box shell (2081), turbine (2082), two deceleration thrust bearings (2083), bearing stifle (2084) and worm screws (2085), and described reduction box shell (2081) is connected with bracing frame (209) by bolt, described spiral shoveling axle (213) is positioned at and loads shell (203) inside, and spiral shoveling axle (213) top is connected with reduction box shell (2081) by two deceleration thrust bearings (2083), described bearing stifle (2084) is arranged on reduction box shell (2081) by bolt, and bearing stifle (2084) is positioned at top deceleration thrust bearing (2083) top, described turbine (2082) is arranged on spiral shoveling axle (213), described worm screw (2085) is connected with reduction box shell (2081) by bearing, and reduction box shell (2081) is stretched out at worm screw (2085) rear, worm screw (2085) is meshed with turbine (2082), two described belt pulleys (206) are connected with worm screw (2085) external part with shoveling motor (204) main shaft respectively, described belt (207) is connected with two belt pulleys (206), described soil-shifting electric cylinder (210) bottom is connected with bracing frame (209), and its top is connected with ejector dozer (211), described ejector dozer (211) is positioned at and loads shell (203) inside, described lifting electric cylinder (212) top is connected with the lifting ear loaded on shell (203), and its bottom is connected with body (1).
3. the solid-state fertile local fertilizer drill of a planting fruit-trees according to claim 1, it is characterized in that: described fertilizer apparatus (4) comprises case lid (401), fertilizer preserving case (402), fertilising motor (403), bracing frame (404), shaft coupling (405), spiral fertilization axle (406), output interface (407), fertilizer delivering pipe (408), input interface (409), baffle plate (410) and back-moving spring (411), described fertilizer preserving case (402) is connected with body (1), and fertilizer preserving case (402) is connected with body (1), face is provided with through hole, fertilizer preserving case (402) top is provided with chute, described case lid (401) is arranged on chute inside, and case lid (401) top is provided with handle, described bracing frame (404) is connected with fertilizer preserving case (402), described fertilising motor (403) is arranged on bracing frame (404), described spiral fertilization axle (406) is positioned at fertilizer preserving case (402) and is connected with body (1) inside of through hole on face, and spiral fertilization axle (406) is connected with fertilising motor (403) main shaft by shaft coupling, described output interface (407) is arranged on body (1), and output interface (407) is positioned at fertilizer preserving case (402) is connected with body (1) below of through hole on face, described input interface (409) is arranged on and loads on shell (203), and is connected by fertilizer delivering pipe (408) between output interface (407) with input interface (409), described baffle plate (410) is connected with loading shell (203) by pin, described back-moving spring (411) one end is connected with loading shell (203), and the other end is connected with baffle plate (410).
4. the solid-state fertile local fertilizer drill of a planting fruit-trees according to claim 2, is characterized in that: described loading shell (203) below is provided with shoulder hole, and shoulder hole is arranged along loading shell (203) even circumferential.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520362298.0U CN204762102U (en) | 2015-05-29 | 2015-05-29 | Fruit tree is with solid -state fertile placement drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520362298.0U CN204762102U (en) | 2015-05-29 | 2015-05-29 | Fruit tree is with solid -state fertile placement drill |
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| Publication Number | Publication Date |
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| CN204762102U true CN204762102U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520362298.0U Expired - Fee Related CN204762102U (en) | 2015-05-29 | 2015-05-29 | Fruit tree is with solid -state fertile placement drill |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258155A (en) * | 2017-06-16 | 2017-10-20 | 东北大学 | A kind of modularization fertilizer applicator for being adapted to mountain and hill work |
| CN107333476A (en) * | 2017-08-24 | 2017-11-10 | 蒋文 | A kind of automatic hack planter of digging a pit, hole, etc. of agricultural |
-
2015
- 2015-05-29 CN CN201520362298.0U patent/CN204762102U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107258155A (en) * | 2017-06-16 | 2017-10-20 | 东北大学 | A kind of modularization fertilizer applicator for being adapted to mountain and hill work |
| CN107258155B (en) * | 2017-06-16 | 2019-08-09 | 东北大学 | A kind of modularization fertilizer applicator being adapted to mountain and hill work |
| CN107333476A (en) * | 2017-08-24 | 2017-11-10 | 蒋文 | A kind of automatic hack planter of digging a pit, hole, etc. of agricultural |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151118 Termination date: 20160529 |