CN114027013A - Fertilizer spraying device for rice seedling culture - Google Patents
Fertilizer spraying device for rice seedling culture Download PDFInfo
- Publication number
- CN114027013A CN114027013A CN202111291556.7A CN202111291556A CN114027013A CN 114027013 A CN114027013 A CN 114027013A CN 202111291556 A CN202111291556 A CN 202111291556A CN 114027013 A CN114027013 A CN 114027013A
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- Prior art keywords
- water tank
- air cylinder
- spraying device
- rack
- pipe
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- 239000003337 fertilizer Substances 0.000 title claims abstract description 36
- 238000005507 spraying Methods 0.000 title claims abstract description 27
- 235000007164 Oryza sativa Nutrition 0.000 title claims abstract description 19
- 235000009566 rice Nutrition 0.000 title claims abstract description 19
- 240000007594 Oryza sativa Species 0.000 title abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 132
- 230000007246 mechanism Effects 0.000 claims abstract description 27
- 239000007921 spray Substances 0.000 claims abstract description 17
- 241000209094 Oryza Species 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 abstract description 11
- 241000196324 Embryophyta Species 0.000 description 3
- 241001465754 Metazoa Species 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01C—PLANTING; SOWING; FERTILISING
- A01C23/00—Distributing devices specially adapted for liquid manure or other fertilising liquid, including ammonia, e.g. transport tanks or sprinkling wagons
- A01C23/04—Distributing under pressure; Distributing mud; Adaptation of watering systems for fertilising-liquids
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Soil Sciences (AREA)
- Environmental Sciences (AREA)
- Fertilizing (AREA)
Abstract
The invention discloses a fertilizer spraying device for rice seedling raising, which comprises a vehicle body, wherein a water tank is arranged at the top of the vehicle body, the water tank is fixedly connected with the vehicle body, a pressurizing mechanism is arranged on the front side of the water tank, a connecting column is arranged at the top of the water tank, a cross rod is arranged at the top end of the connecting column, the cross rod is rotatably connected with the connecting column, spray heads are arranged at two ends of the cross rod, a water pipe is connected to one side of each spray head, the other end of the water pipe is communicated with the water tank, a driving mechanism is arranged at the bottom of the cross rod, a pressure relief mechanism is arranged at one side of the top of the water tank, and the pressurizing mechanism comprises an air cylinder. According to the invention, the connecting rod is arranged, so that when the wheel rotates, the piston in the cylinder can be driven to move, the cylinder injects air into the water tank, the liquid fertilizer in the water tank is pressed into the spray head to be sprayed out, and the fertilizer can be automatically sprayed only by pushing the vehicle body when the vehicle is used, so that the labor intensity of manpower is greatly reduced.
Description
Technical Field
The invention relates to the field of fertilizer spraying, in particular to a fertilizer spraying device for rice seedling raising.
Background
Agriculture is an industry for obtaining products by artificial cultivation by utilizing growth and development rules of animals and plants, the agriculture belongs to the first industry, the science of researching agriculture is agriculture, the working object of agriculture is living animals and plants, the obtained products are the animals and plants, the agriculture provides basic products for supporting national economic construction and development, and when nutrition required by growth and development of crops cannot be provided in soil, the action of artificially supplementing nutrient elements to the crops is called fertilization.
At present, in the spraying process of the liquid fertilizer for rice seedling raising, the liquid fertilizer is mostly manually sprayed by shoulder and back spraying equipment, the spraying efficiency is low, and the labor intensity is high.
Therefore, it is necessary to provide a fertilizer spraying apparatus for raising rice seedlings to solve the above problems.
Disclosure of Invention
The invention aims to provide a fertilizer spraying device for rice seedling raising, which can drive a piston in a cylinder to move when a wheel rotates by arranging a connecting rod, so that the cylinder injects air into a water tank, and liquid fertilizer in the water tank is pressed into a spray head to be sprayed out, thereby overcoming the defects in the technology.
In order to achieve the above purpose, the invention provides the following technical scheme: a fertilizer spraying device for rice seedling raising comprises a vehicle body, wherein a water tank is arranged at the top of the vehicle body, the water tank is fixedly connected with the vehicle body, a pressurizing mechanism is arranged on the front side of the water tank, a connecting column is arranged at the top of the water tank, a cross rod is arranged at the top end of the connecting column, the cross rod is rotatably connected with the connecting column, spray heads are arranged at two ends of the cross rod, a water pipe is connected to one side of each spray head, the other end of each water pipe is communicated with the water tank, a driving mechanism is arranged at the bottom of the cross rod, and a pressure relief mechanism is arranged at one side of the top of the water tank;
the pressurizing mechanism comprises an air cylinder, the air cylinder is arranged on the front side of the water tank and is fixedly connected with the water tank, the air cylinder and the water tank are connected with an air outlet pipe, an air suction pipe is arranged on the front side of the air cylinder, a push rod is arranged at one end of the air cylinder, one end of the push rod extends into the air cylinder, the push rod is connected with the cylinder in a sliding way, a piston is arranged in the cylinder and matched with the cylinder, the piston is fixedly connected with one end of the push rod, a movable strip is arranged on the front side of the push rod and connected with the push rod, the section of the movable strip is L-shaped, the movable strip is arranged on the front side of the cylinder and is connected with the cylinder in a sliding way, the four corners of the vehicle body are provided with wheels, a fixed shaft is arranged at the front side of one wheel close to the movable strip, a connecting rod is arranged between the fixed shaft and the movable strip, and two ends of the connecting rod are respectively hinged with the movable strip and the fixed shaft;
actuating mechanism includes first rack, first rack fixed connection is at the movable strip top, the meshing of first rack top has the gear, the gear is established in the water tank front side, the gear is connected with the water tank, the meshing of gear top has the second rack, second rack top fixedly connected with slide bar, the spout has been seted up at the horizontal pole top, the slide bar run through the spout and with spout sliding connection.
Preferably, the water pipe runs through the water tank and extends to the bottom of the inner wall of the water tank, a sealing cover is arranged at the top of the water tank, and the sealing cover is matched with a water inlet of the water tank.
Preferably, a guide rod is arranged on the rear side of the second rack and fixedly connected with the water tank, a guide block is slidably connected to the outer portion of the guide rod and arranged on the rear side of the second rack, and the guide block is fixedly connected with the second rack.
Preferably, the pressure release mechanism includes the blast pipe, the blast pipe sets up at the water tank top, inside the blast pipe bottom extended into the water tank, the blast pipe outside is provided with a plurality of exhaust holes that are the annular and distribute, the exhaust hole sets up outside the water tank, the inside core vent that is provided with of blast pipe, core vent and blast pipe phase-match, core vent top fixedly connected with ejector pin, the ejector pin top extends the blast pipe top.
Preferably, the top of the ejector rod is fixedly connected with a connecting block, and a spring is connected between the connecting block and the exhaust pipe.
Preferably, the bottom of the connecting block is provided with a plurality of buckles distributed annularly, and the buckles are matched with the exhaust holes.
Preferably, a pushing handle is arranged on one side of the vehicle body and fixedly connected with the vehicle body.
Preferably, the cylinder outside is provided with two slide rails, slide rail and cylinder fixed connection, slide rail and activity strip phase-match.
Preferably, be provided with between the water inlet of sealed lid and water tank and prevent stifled cover, prevent stifled cover and water tank water inlet phase-match, prevent stifled cover bottom and inlay and be equipped with the filter screen.
Preferably, the outside of the air suction pipe and the air outlet pipe are respectively provided with a one-way valve.
In the technical scheme, the invention provides the following technical effects and advantages:
1. through the arrangement of the connecting rod, when the wheels rotate, the movable strips can be driven, the piston in the air cylinder is driven to move through the push rod, the air is injected into the water tank through the air cylinder, the air pressure in the water tank is increased, the liquid fertilizer in the water tank is pressed into the water pipe and finally sprayed out of the spray head, and the fertilizer can be automatically sprayed only by pushing the vehicle body when the fertilizer spraying vehicle is used, so that the labor intensity of manpower is greatly reduced;
2. by arranging the driving mechanism, the movable strip drives the first rack to move when moving, and further drives the second rack to reciprocate left and right through the gear, and the sliding rod at the top of the second rack drives the cross rod to swing, so that the spray head swings, the spraying area is increased, and the fertilizer is sprayed more uniformly;
3 through setting up pressure release mechanism, make the inside atmospheric pressure of water tank maintain at the certain limit, avoid the inside atmospheric pressure of water tank too big, lead to the water tank damage, avoid bringing great resistance for the wheel simultaneously, through setting up the buckle, can shift out the blast pipe with the core vent, make sealed water tank and external intercommunication to close the shower nozzle.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the cylinder of the present invention;
FIG. 3 is a partial exploded view of the pressure relief mechanism of the present invention;
FIG. 4 is a schematic view of the matching structure of the sealing cover and the anti-blocking sleeve of the present invention;
FIG. 5 is a schematic view of the structure of the guide rod and the guide block;
FIG. 6 is an enlarged view of the portion A of FIG. 1 according to the present invention;
FIG. 7 is an enlarged view of the portion B of FIG. 1 according to the present invention;
FIG. 8 is an enlarged view of the structure of the portion C of FIG. 1 according to the present invention.
Description of reference numerals:
the device comprises a vehicle body 1, a water tank 2, a connecting column 3, a cross rod 4, a spray head 5, a water pipe 6, a cylinder 7, an air outlet pipe 8, an air suction pipe 9, a push rod 10, a piston 11, a movable strip 12, a wheel 13, a fixed shaft 14, a connecting rod 15, a first rack 16, a gear 17, a second rack 18, a slide rod 19, a sliding groove 20, a sealing cover 21, a guide rod 22, a guide block 23, an exhaust pipe 24, an exhaust hole 25, an exhaust plug 26, an ejector rod 27, a connecting block 28, a buckle 29, a slide rail 30 and an anti-blocking sleeve 31.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these example embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus their repetitive description will be omitted.
Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more example embodiments. In the following description, numerous specific details are provided to give a thorough understanding of example embodiments of the disclosure. One skilled in the relevant art will recognize, however, that the subject matter of the present disclosure can be practiced without one or more of the specific details, or with other methods, components, steps, and so forth. In other instances, well-known structures, methods, implementations, or operations are not shown or described in detail to avoid obscuring aspects of the disclosure.
The invention provides a fertilizer spraying device for rice seedling raising as shown in figures 1-8, which comprises a vehicle body 1, wherein a water tank 2 is arranged at the top of the vehicle body 1, the water tank 2 is fixedly connected with the vehicle body 1, a pressurizing mechanism is arranged on the front side of the water tank 2, a connecting column 3 is arranged at the top of the water tank 2, a cross rod 4 is arranged at the top end of the connecting column 3, the cross rod 4 is rotatably connected with the connecting column 3, spray heads 5 are arranged at two ends of the cross rod 4, a water pipe 6 is connected to one side of each spray head 5, the other end of the water pipe 6 is communicated with the water tank 2, a driving mechanism is arranged at the bottom of the cross rod 4, and a pressure relief mechanism is arranged at one side of the top of the water tank 2;
the pressurizing mechanism comprises an air cylinder 7, the air cylinder 7 is arranged on the front side of the water tank 2 and fixedly connected with the water tank 2, the air cylinder 7 is connected with an air outlet pipe 8 with the water tank 2, the front side of the air cylinder 7 is provided with an air suction pipe 9, one end of the air cylinder 7 is provided with a push rod 10, one end of the push rod 10 extends into the air cylinder 7, the push rod 10 is in sliding connection with the air cylinder 7, the inside of the air cylinder 7 is provided with a piston 11, the piston 11 is matched with the air cylinder 7, the piston 11 is fixedly connected with one end of the push rod 10, the front side of the push rod 10 is provided with a movable strip 12, the movable strip 12 is connected with the push rod 10, the section of the movable strip 12 is in an L shape, the movable strip 12 is arranged on the front side of the air cylinder 7 and is in sliding connection with the air cylinder 7, four corners of the vehicle body 1 are all provided with wheels 13, one of the wheels 13 close to the movable strip 12 is provided with a fixed shaft 14, a connecting rod 15 is arranged between the fixed shaft 14 and the movable strip 12, and two ends of the connecting rod 15 are respectively hinged with the movable strip 12 and the fixed shaft 14;
the driving mechanism comprises a first rack 16, the first rack 16 is fixedly connected to the top of the movable strip 12, a gear 17 is meshed to the top of the first rack 16, the gear 17 is arranged on the front side of the water tank 2, the gear 17 is connected with the water tank 2, a second rack 18 is meshed to the top of the gear 17, a sliding rod 19 is fixedly connected to the top of the second rack 18, a sliding groove 20 is formed in the top of the cross rod 4, and the sliding rod 19 penetrates through the sliding groove 20 and is in sliding connection with the sliding groove 20.
Further, in the above technical scheme, water pipe 6 runs through water tank 2 and extends to 2 inner wall bottoms of water tank, and after 2 inside atmospheric pressure increases in the water tank, the inside liquid fertilizer of water tank 2 can be pushed into water pipe 6 by the air, then spout from shower nozzle 5, 2 tops of water tank are provided with sealed lid 21, sealed lid 21 and the water inlet phase-match of water tank 2 make things convenient for sealed water tank 2, make its inside air can be compressed.
Further, in the above technical solution, a guide rod 22 is arranged at the rear side of the second rack 18, the guide rod 22 is fixedly connected with the water tank 2, a guide block 23 is slidably connected to the outside of the guide rod 22, the guide block 23 is arranged at the rear side of the second rack 18, the guide block 23 is fixedly connected with the second rack 18, and the second rack 18 moves left and right under the limit thereof by the cooperation of the guide rod 22 and the guide block 23.
Further, in above-mentioned technical scheme, pressure release mechanism includes blast pipe 24, blast pipe 24 sets up at 2 tops of water tank, inside blast pipe 24 bottom extended into water tank 2, blast pipe 24 outside is provided with a plurality of exhaust holes 25 that are the annular distribution, exhaust hole 25 sets up at 2 outsides of water tank, the inside air release plug 26 that is provided with of blast pipe 24, air release plug 26 and blast pipe 24 phase-match, air release plug 26 top fixedly connected with ejector pin 27, ejector pin 27 top extends blast pipe 24 tops, through setting up air release plug 26, when the inside atmospheric pressure of water tank 2 risees, air release plug 26 is by the jack-up, when arriving exhaust hole 25 positions, water tank 2 communicates with the external world, carries out the pressure release.
Further, in the above technical solution, the top of the top rod 27 is fixedly connected with a connecting block 28, a spring is connected between the connecting block 28 and the exhaust pipe 24, the vent plug 26 is pressed, so that the vent plug 26 can be pushed to the position of the exhaust hole 25 after the internal air pressure of the water tank 2 reaches a certain degree, and after the pressure is released, the spring presses down the vent plug 26, so that the internal air pressure of the water tank 2 is maintained within a certain range.
Further, in above-mentioned technical scheme, connecting block 28 bottom is provided with a plurality of buckles 29 that are the annular and distribute, buckle 29 and exhaust hole 25 phase-match push down connecting block 28, through setting up buckle 29, buckle 29 and exhaust hole 25 cooperation make connecting block 28 be fixed in initial position below, and connecting block 28 passes through ejector pin 27 and drives the core vent 26 and remove, makes core vent 26 shift out the exhaust pipe 24 bottom, makes the 24 intercommunication water tanks of exhaust pipe 2 and external, avoids the inside atmospheric pressure of 2 water tanks to increase to close 5 spraying fertilizers of shower nozzle.
Further, in the above technical solution, a push handle is arranged on one side of the vehicle body 1, and the push handle is fixedly connected with the vehicle body 1.
Further, in the above technical scheme, the cylinder 7 is externally provided with two slide rails 30, the slide rails 30 are fixedly connected with the cylinder 7, the slide rails 30 are matched with the movable strips 12, the movable strips 12 are guided by the slide rails 30, and the movable strips 12 are prevented from deflecting.
Further, in the above technical scheme, be provided with between the water inlet of sealed lid 21 and water tank 2 and prevent stifled cover 31, prevent stifled cover 31 and water tank 2 water inlet phase-match, prevent stifled cover 31 bottom and inlay and be equipped with the filter screen, filter the liquid of adding the inside of water tank 2, avoid solid impurity to get into inside the water tank 2, lead to its jam shower nozzle 5.
Further, in the above technical solution, the air suction pipe 9 and the air outlet pipe 8 are provided with check valves at the outer portions thereof to allow air to flow in a single direction, so that air can be continuously injected into the water tank 2.
The implementation mode is specifically as follows: firstly, the sealing cover 21 is opened, liquid fertilizer is poured into the water tank 2, the anti-blocking sleeve 31 is arranged, the filter screen is embedded at the bottom of the anti-blocking sleeve 31, solid impurities can be filtered out, the spray head 5 is prevented from being blocked by the solid impurities, after the liquid fertilizer is filled, the sealing cover 21 is covered, the water tank 2 is closed, when the water tank is used, the vehicle body 1 is pushed to enable the wheels 13 to roll, the fixed shaft 14 on the front side of one wheel 13 rotates around the center of the wheel 13, the fixed shaft 14 drives one end of the connecting rod 15 hinged with the fixed shaft to move, the other end of the connecting rod 15 is hinged with the movable strip 12, a crank rocker mechanism is formed, the movable strip 12 is driven to reciprocate by the rotation of the wheel 13, the movable strip 12 is limited by the slide rail 30 arranged outside the air cylinder 7, the movable strip 12 reciprocates along the axial direction of the air cylinder 7, the movable strip 12 is fixedly connected with the push rod 10, the push rod 10 can be driven to reciprocate, further, a piston 11 at one end of a push rod 10 moves in an air cylinder 7, one-way valves are arranged outside an air suction pipe 9 and an air outlet pipe 8 to enable air to circulate in a one-way mode, the piston 11 reciprocates to suck outside air into the air cylinder 7 and then is discharged into a water tank 2, the air pressure in the water tank 2 is increased, liquid fertilizer in the water tank is pressed into a water pipe 6 and finally is sprayed out from a spray head 5 to spray fertilizer, meanwhile, a driving mechanism works, when the movable strip 12 reciprocates, a first rack 16 at the top of the movable strip is driven to reciprocate, the first rack 16 drives a second rack 18 at the top of the movable strip through a gear 17 to enable the second rack 18 to reciprocate, the second rack 18 drives a slide rod 19 at the top of the movable strip to move, the slide rod 19 is limited in a sliding groove 20 and can drive one end of a cross rod 4 provided with the sliding groove 20 to reciprocate left and right, so that the cross rod 4 swings around a connecting column 3 in a reciprocating mode, and then drive the shower nozzle 5 of both ends of the horizontal pole 4 to swing and spray, improve the spraying area, make the fertilizer spraying more even, meanwhile, set up the air vent 24 in the top of the water tank 2, set up the air cock 26 in the air vent 24, the air cock 26 inside the air vent 24 is jacked up, set up knockout pin 27 and connecting block 28 in the top of the air cock 26, the spring connected between connecting block 28 and air vent 24 pulls the connecting block 28 downward, offer the resistance for the air cock 26 to rise, when the air pressure in the water tank 2 is too big, the air cock 26 overcomes the resistance of the spring to move upwards, when the air cock 26 moves to the position where the air vent 25 is set up in the air vent 24, the air in the water tank 2 is discharged from the air vent 25, reduce the air pressure in the water tank 2, avoid the air pressure in the water tank 2 is too big, lead to the damage of the water tank 2, avoid bringing greater resistance to the wheel 13 at the same time, when not using, can press connecting block 28, make the buckle 29 card of connecting block 28 bottom on exhaust hole 25, connecting block 28 drives ejector pin 27 and core vent 26 downstream, and core vent 26 breaks away from blast pipe 24, opens by confined blast pipe 24, makes water tank 2 and external intercommunication, the inside atmospheric pressure of balanced water tank 2, the inside atmospheric pressure of water tank 2 is balanced, and liquid fertilizer can not follow shower nozzle 5 blowout.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides a fertilizer spraying device for rice seedlings, includes automobile body (1), its characterized in that: the water tank (2) is arranged at the top of the vehicle body (1), the water tank (2) is fixedly connected with the vehicle body (1), a pressurizing mechanism is arranged on the front side of the water tank (2), a connecting column (3) is arranged at the top of the water tank (2), a cross rod (4) is arranged at the top end of the connecting column (3), the cross rod (4) is rotatably connected with the connecting column (3), spray heads (5) are arranged at two ends of the cross rod (4), a water pipe (6) is connected to one side of each spray head (5), the other end of each water pipe (6) is communicated with the water tank (2), a driving mechanism is arranged at the bottom of each cross rod (4), and a pressure relief mechanism is arranged at one side of the top of the water tank (2);
the pressurizing mechanism comprises an air cylinder (7), the air cylinder (7) is arranged on the front side of the water tank (2) and fixedly connected with the water tank (2), an air outlet pipe (8) is connected with the air cylinder (7) and the water tank (2), an air suction pipe (9) is arranged on the front side of the air cylinder (7), a push rod (10) is arranged at one end of the air cylinder (7), one end of the push rod (10) extends into the air cylinder (7), the push rod (10) is slidably connected with the air cylinder (7), a piston (11) is arranged in the air cylinder (7), the piston (11) is matched with the air cylinder (7), the piston (11) is fixedly connected with one end of the push rod (10), a movable strip (12) is arranged on the front side of the push rod (10), the movable strip (12) is connected with the push rod (10), the cross section of the movable strip (12) is L-shaped, the movable strip (12) is arranged on the front side of the air cylinder (7) and slidably connected with the air cylinder (7), the four corners of the vehicle body (1) are provided with wheels (13), a fixed shaft (14) is arranged on the front side of one wheel (13) close to the movable strip (12), a connecting rod (15) is arranged between the fixed shaft (14) and the movable strip (12), and two ends of the connecting rod (15) are respectively hinged with the movable strip (12) and the fixed shaft (14);
actuating mechanism includes first rack (16), first rack (16) fixed connection is at activity strip (12) top, meshing of first rack (16) top has gear (17), establish at water tank (2) front side gear (17), gear (17) are connected with water tank (2), meshing of gear (17) top has second rack (18), second rack (18) top fixedly connected with slide bar (19), spout (20) have been seted up at horizontal pole (4) top, slide bar (19) run through spout (20) and with spout (20) sliding connection.
2. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: the water pipe (6) penetrates through the water tank (2) and extends to the bottom of the inner wall of the water tank (2), a sealing cover (21) is arranged at the top of the water tank (2), and the sealing cover (21) is matched with a water inlet of the water tank (2).
3. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: second rack (18) rear side is equipped with guide bar (22), guide bar (22) and water tank (2) fixed connection, guide bar (22) outside sliding connection has guide block (23), establish in second rack (18) rear side guide block (23), guide block (23) and second rack (18) fixed connection.
4. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: pressure release mechanism includes blast pipe (24), blast pipe (24) set up at water tank (2) top, inside blast pipe (24) bottom extended into water tank (2), blast pipe (24) outside is provided with a plurality of exhaust holes (25) that are the annular distribution, exhaust hole (25) set up in water tank (2) outside, inside core vent (26) that is provided with of blast pipe (24), core vent (26) and blast pipe (24) phase-match, core vent (26) top fixedly connected with ejector pin (27), blast pipe (24) top is extended on ejector pin (27) top.
5. The fertilizer spraying device for rice seedling raising according to claim 4, characterized in that: the top of the ejector rod (27) is fixedly connected with a connecting block (28), and a spring is connected between the connecting block (28) and the exhaust pipe (24).
6. The fertilizer spraying device for rice seedling raising according to claim 5, characterized in that: the bottom of the connecting block (28) is provided with a plurality of buckles (29) distributed annularly, and the buckles (29) are matched with the exhaust holes (25).
7. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: a pushing handle is arranged on one side of the vehicle body (1) and fixedly connected with the vehicle body (1).
8. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: the cylinder (7) outside is provided with two slide rails (30), slide rail (30) and cylinder (7) fixed connection, slide rail (30) and activity strip (12) phase-match.
9. The fertilizer spraying device for rice seedling raising according to claim 2, characterized in that: be provided with between the water inlet of sealed lid (21) and water tank (2) and prevent stifled cover (31), prevent stifled cover (31) and water tank (2) water inlet phase-match, prevent that stifled cover (31) bottom inlays and is equipped with the filter screen.
10. The fertilizer spraying device for rice seedling raising according to claim 1, characterized in that: and one-way valves are arranged outside the air suction pipe (9) and the air outlet pipe (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111291556.7A CN114027013A (en) | 2021-11-02 | 2021-11-02 | Fertilizer spraying device for rice seedling culture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111291556.7A CN114027013A (en) | 2021-11-02 | 2021-11-02 | Fertilizer spraying device for rice seedling culture |
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| Publication Number | Publication Date |
|---|---|
| CN114027013A true CN114027013A (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111291556.7A Pending CN114027013A (en) | 2021-11-02 | 2021-11-02 | Fertilizer spraying device for rice seedling culture |
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| CN (1) | CN114027013A (en) |
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| US10999968B1 (en) * | 2016-09-21 | 2021-05-11 | Danny Cooper | Underground fertilizing system for irrigation system |
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Application publication date: 20220211 |