CN114176060B

CN114176060B - Agricultural injection device

Info

Publication number: CN114176060B
Application number: CN202111439395.1A
Authority: CN
Inventors: 潘佳伟
Original assignee: Xuzhou Tengersheng Machinery Equipment Technology Co ltd
Current assignee: Jiangsu Shangzhou Intelligent Equipment Research Institute Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2023-02-28
Anticipated expiration: 2041-11-30
Also published as: CN114176060A

Abstract

The invention discloses an agricultural spraying device, which belongs to the technical field of agricultural equipment and comprises a spraying piece, wherein the spraying piece comprises a horizontally arranged spraying pipe, a spraying head in a spherical structure, a spraying nozzle capable of rotating up and down, an inner sealing cover and an outer sealing cover; still include the adaptor, carry piece and driving piece, the adaptor rotates and installs on carrying the piece, driving piece fixed mounting is on carrying the piece, the adaptor passes through the driving piece drive and rotates, circumference evenly installs a plurality of injection piece on the adaptor, install the position inductor response on the driving piece, position inductor response pass through controller control, the controller is installed on the driving piece. The invention has good flexibility by arranging the up-and-down rotation of the spray nozzle, can control the spray range and irrigate uniformly; meanwhile, the spray nozzle can also do circular motion along with the adapter, so that the spray range is enlarged, and resources are saved.

Description

Agricultural injection device

Technical Field

The invention relates to an agricultural injection device, and belongs to the technical field of agricultural equipment.

Background

In agricultural planting, crops need to be irrigated, and water, fertilizers and the like needed by the crops are supplemented, so that the survival rate, the growth quality and the yield of the crops are improved. In the existing agricultural irrigation, spray pipes are arranged among crops, so that the agricultural irrigation is convenient to use, but manual control is needed, and the structural characteristics of the spray pipes cause uneven irrigation; some automatic sprinkling irrigation devices are used, but the spraying devices are generally fixedly arranged, so that the flexibility is low, the spraying range is small, better spraying cannot be realized, and uneven irrigation can also be caused.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides the agricultural injection device, the injection nozzle is arranged to rotate up and down, the flexibility is good, the injection range can be controlled, the area needing irrigation is irrigated, and the irrigation is uniform; meanwhile, the spray nozzle can also do circular motion along with the adapter piece, the spraying range is enlarged, the arrangement of the ground spray points for agriculture or the moving times of irrigation equipment are reduced, and resources are saved.

In order to achieve the purpose, the invention adopts the following technical scheme: an agricultural injection device comprises an injection part, wherein the injection part comprises an injection pipe, an injection head, an injection nozzle, an inner sealing cover and an outer sealing cover, the injection head is horizontally arranged, the injection head is of a spherical structure, the injection nozzle can rotate up and down, the inner sealing cover and the outer sealing cover are arranged, one end of the injection pipe is provided with an embedding part of a spherical structure, a ball ring groove matched with the embedding part is formed in the embedding part, an injection port and an injection port which are communicated with each other are arranged in the injection head, the injection head is embedded in an inner cavity of the embedding part in a sealing and rotating mode, the injection port is communicated with the injection pipe in a sealing and rotating mode, the injection port is communicated with the injection nozzle in a coaxial and fixed mode, the inner sealing cover, the outer sealing cover and the injection nozzle are fixedly connected with each other in a sealing and rotating mode, the ball centers of the inner spherical surface of the outer sealing cover and the outer spherical surface of the embedding part are tightly abutted to each other in a sealing and rotating mode, the ball centers of the embedding part, the injection head, the inner sealing cover and the outer sealing cover are connected with the outer sealing cover in a connecting shaft center line of the injection pipe, the injection head, the shaft center of the injection pipe and the injection pipe are vertically connected with the shaft of the injection nozzle, the servo motor is vertically arranged in a small servo motor bracket, and the servo motor is arranged in the horizontal direction of the servo motor bracket;

preferably, the injection port comprises a first port and a second port arranged above the injection port and a third port arranged below the injection port, and the volume of the third port is smaller than that of the second port and larger than that of the first port; when the spray nozzle rotates from the highest position to the position where the spray nozzle and the spray pipe are coaxially arranged, the second port is always completely communicated with the spray pipe, and the first port is firstly completely communicated with the spray pipe and then gradually blocked by the embedding part; when the position department that the injection nozzle was arranged with the injection pipe is coaxial from the injection nozzle when rotating to the lowest position department, first opening communicates completely with the injection pipe all the time, second opening is gradually blocked up by the dress scarf, and when half to second opening is blocked up, third opening communicates with the injection pipe gradually, and when second opening is blocked up by the dress scarf completely, third opening communicates with the injection pipe completely.

Preferably, be provided with assorted elastic sealing cover one between dress portion of inlaying and the injector head, U type structure is personally submitted to elastic sealing cover one transversal, and U type structure inner chamber towards dress portion of inlaying, the one end oral area of the U type structure inner chamber of elastic sealing cover one with dress portion of inlaying fixed connection, another end oral area and the inward flange fixed connection of interior closing cap, the bottom department and the injector head fixed connection of the U type structure inner chamber of elastic sealing cover one.

Preferably, a second matched elastic sealing sleeve is arranged between the embedding part and the outer sealing cover, the cross section of the second elastic sealing sleeve is of an L-shaped structure, and two ends of the second elastic sealing sleeve are fixedly connected with the central part and the embedding part of the outer sealing cover respectively.

Preferably, this injection apparatus still includes the adaptor, carries piece and driving piece, the adaptor rotates and installs on carrying the piece, driving piece fixed mounting is on carrying the piece, the adaptor passes through the driving piece drive and rotates, circumference evenly installs a plurality of injection piece on the adaptor, install the position inductor on the driving piece, position inductor pass through controller control, the controller is installed on the driving piece.

Preferably, the adaptor includes adapter, the vertical switching pipe and the switching ring dish of arranging that are spherical structure, the adapter is with the fixed intercommunication of injection pipe, the top and the fixed intercommunication of adapter of switching pipe, the bottom and the switching ring dish fixed connection of switching pipe, the inside switching ring platform that is provided with the coaxial arrangement of switching pipe of adapter, the inner peripheral surface of switching ring dish is provided with the internal tooth.

Preferably, the conveying part comprises a conveying head, a conveying pipe and a supporting ring disc which are coaxially arranged, the conveying head is sealed and rotatably clamped on the switching table, the top end of the conveying pipe is fixedly communicated with the conveying head, the conveying pipe is fixedly connected with the supporting ring disc at the position corresponding to the bottom end of the switching pipe, the conveying pipe is sealed and rotatably connected with the switching pipe, and the supporting ring disc is respectively and rotatably connected with the switching ring disc and the switching pipe coaxially.

Preferably, a clamping groove is formed in the conveying head, a notch of the clamping groove is rotatably abutted to the tight limiting ring table, a groove bottom of the clamping groove is rotatably abutted to the sealing ring table, a transverse inclined plane of the groove bottom of the clamping groove and a transverse inclined plane of the sealing ring table are both of an arc-shaped structure, the sealing ring table is fixedly installed at the top end of the adapter ring table, the tight sealing ring table is fixedly installed on the adapter ring table, a first sealing ring is arranged between the sealing ring table and the tight sealing ring table in the clamping groove, and the first sealing ring is fixedly installed in the clamping groove;

the surface of the tray ring opposite to the adapter tube is provided with a sealing groove I, the adapter tube is provided with a sealing groove II corresponding to the sealing groove I, a sealing ring II is arranged between the sealing groove I and the sealing groove II, and the sealing ring II is fixedly arranged in the sealing groove II.

Preferably, the driving part comprises a containing box fixed on the conveying pipe, a driving bearing and a large servo motor are arranged in the containing box, the driving bearing is located right below the carrier ring disc, the inner circumferential surface of the driving bearing is coaxially and fixedly connected with the outer circumferential surface of the conveying pipe, external teeth are arranged at the top of the outer circumferential surface of the driving bearing, a helical gear is arranged at the bottom of the outer circumferential surface of the driving bearing, the output end of the large servo motor is fixedly connected with a bevel gear through a rotating shaft, the helical gear is meshed with the bevel gear, the external teeth are seamlessly clamped with the internal teeth, the large servo motor is controlled through a controller, and the controller and the position sensor are installed on the containing box.

Preferably, the accommodating box is fixedly provided with a clamping cover, and the inner circumferential surface of the clamping cover is in rotary abutting contact with the outer circumferential surface of the adapter ring disc.

Preferably, the number of spray members is 3~6.

The invention has the beneficial effects that: 1. the spherical embedded part is arranged on the injection pipe, the injection nozzle can rotate up and down through the injection head, the inner sealing cover and the outer sealing cover, the flexibility is good, the injection range can be controlled, areas needing irrigation can be irrigated, the irrigation is uniform, the waste of water, fertilizers and the like is reduced, and the spherical embedded part is suitable for various terrains of agricultural lands.

2. According to the invention, the first through hole, the second through hole and the third through hole which are different in volume are arranged on the spray head, and the opening states of the first through hole, the second through hole and the third through hole are different at different positions of the spray nozzle, so that the required water quantity of a spray floor point from far to near can be well controlled, and the irrigation is more uniform.

3. The invention is provided with the adaptor, the conveying piece and the driving piece which can drive the injection pipe to rotate, so that the injection nozzle can do circular motion while rotating up and down, the injection range is enlarged, the arrangement of the agricultural ground injection points or the moving times of irrigation equipment are reduced, and resources are saved.

4. The driving bearing with the external gear and the helical gear can drive the adapter ring disc to coaxially rotate relative to the conveying pipe, the adapter ring disc cannot deviate in the rotating process, the stable rotation of the adapter piece is proved, the sealing performance between the adapter piece and the conveying piece is improved, meanwhile, the abrasion between the adapter piece and the conveying piece is reduced, and the driving piece and the adapter piece are convenient to disassemble and assemble.

Drawings

Fig. 1 is a schematic view of the structure of the spray member of the present invention.

Fig. 2 is an enlarged view of a point a in fig. 1.

Fig. 3 is a schematic structural view of the injection device of the present invention.

Fig. 4 is a schematic structural diagram of the spraying device of the present invention without containing a box.

Fig. 5 is a sectional view of the structure of the spray device of fig. 3.

Fig. 6 is an enlarged view at B in fig. 5.

Fig. 7 is a cross-sectional view at C-C in fig. 5.

Fig. 8 is a view showing a moving path of the circumference of the spray nozzle of the present invention.

In the figure: 1. a controller, 2, a position sensor, 3, an injection piece, 31, an injection pipe, 311, an embedding part, 312, a ball ring groove, 32, an injection head, 321, an injection inlet, 3211, a first port, 3212, a second port, 3213, a third port, 322, an injection port, 33, an inner sealing cover, 34, an outer sealing cover, 35, an injection nozzle, 36, a connecting shaft, 37, a small servo motor, 4, an adapter, 41, an adapter, 42, an adapter pipe, 43, an adapter ring disc, 441, a sealing ring platform, 442, a sealing ring table 431, internal connection teeth 5, a conveying piece 51, a conveying head 511, a clamping groove 52, a conveying pipe 53, a supporting ring disc 6, a driving piece 61, a containing box 62, a driving bearing 621, a helical gear 622, external connection teeth 63, a large servo motor 64, a bevel gear 7, elastic sealing sleeves I and 8, elastic sealing sleeves II and 9, sealing rings I and 10, sealing rings II and 11, a clamping cover 12 and a bracket.

Detailed Description

The technical solutions in the implementation of the present invention will be made clear below with reference to the accompanying drawings, and the described embodiments are only a part of embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 8, in order to improve the flexibility of the spray nozzle 35 of the agricultural spray device, the agricultural spray device provided with the spray member 3 with the spray nozzle 35 capable of rotating up and down is provided, with reference to fig. 1 and 2, the spray member 3 comprises a horizontally arranged spray pipe 31, one end of the spray pipe 31 is provided with an embedding part 311 with a spherical structure, a spray head 32 with a spherical structure is embedded in the inner cavity of the embedding part 311 in a sealing and rotating manner, a spray inlet 321 communicated with the spray pipe 31 and a spray outlet 322 communicated with the spray inlet 321 are arranged in the spray head 32, the spray outlet 322 of the spray head 32 is coaxially and fixedly communicated with the spray nozzle 35, an inner sealing cover 33 and an outer sealing cover 34 which are coaxially arranged and matched with the embedding part 311 are fixedly connected with the spray nozzle 35, a ball ring groove 312 matched with the embedding part 311 is arranged on the embedding part 311, the inner sealing cover 33 is hermetically embedded in the ball ring groove 312 and rotates in the ball ring groove 312, the inner spherical surface of the outer sealing cover 34 is hermetically and tightly abutted against the outer spherical surface of the embedding part 311, the embedding part 311 is rotatably provided with a connecting shaft 36, the connecting shaft 36 is fixedly connected with the spray head 32, the inner sealing cover 33 and the outer sealing cover 34 respectively, the centers of the embedding part 311, the spray head 32, the inner sealing cover 33 and the outer sealing cover 34 are on the axis of the connecting shaft 36, the axis of the spray nozzle 35 and the axis of the spray pipe 31 are vertical to the axis of the connecting shaft 36, the axis of the spray nozzle 35 and the axis of the spray pipe 31 are positioned in the same vertical plane, the axis of the spray pipe 31 and the axis of the connecting shaft 36 are positioned in the same horizontal plane, one of the connecting shafts 36 is fixedly connected with the output end of the small servo motor 37, the small servo motor 37 is fixed through the bracket 12, the bracket 12 is installed on the spray pipe 31, and the small servo motor 37 is controlled by the controller 1, the small servo motor 37 drives the connecting shaft 36 to rotate, the injection head 32, the inner sealing cover 33 and the outer sealing cover 34 synchronously rotate, the injection nozzle 35 rotates obliquely upwards or obliquely downwards along the axial lead of the connecting shaft 36, the injection range can be controlled according to the irrigation area range, the agricultural irrigation device is suitable for various terrains of agricultural land, the injection device has good flexibility, water, fertilizer and the like required by crops can be complemented, meanwhile, waste of water, fertilizer and the like can be reduced, and irrigation is uniform.

According to a further technical scheme of the present invention, with reference to fig. 2, in order to further improve the uniformity of irrigation, the spraying inlet 321 includes a first port 3211 and a second port 3212 disposed above the spraying outlet 322 and a third port 3213 disposed below the spraying outlet 322, and the volume of the third port 3213 is smaller than the volume of the second port 3212 and larger than the volume of the first port 3211; when the spray nozzle 35 rotates obliquely upwards at the highest position, the first port 3211 and the second port 3212 are completely communicated with the spray pipe 31, the third port 3213 is blocked in the inner cavity of the embedding part 311, the spray distance of the spray nozzle 35 is farthest, the water quantity is also the largest, in the process of spraying at the farthest position, the farthest area is irrigated with more water, the area closer to the spray point is sprayed with less water, therefore, the small servo motor 37 is started to drive the spray nozzle 35 to rotate, the spray nozzle 35 gradually rotates downwards until the spray nozzle 35 is positioned at the position where the spray pipe 31 is coaxial with the spray pipe 31, the second port 3212 is completely communicated with the spray pipe 31, the third port 3213 is always blocked in the inner cavity of the embedding part 311, and the first port 3211 is gradually blocked in the inner cavity of the embedding part 311 until the first port 3211 is completely blocked in the inner cavity of the embedding part 311 when the spray nozzle 35 is coaxial with the spray pipe 31; the spraying nozzle 35 continues to rotate downwards gradually until the spraying nozzle 35 is at the lowest position, the first port 3211 is always blocked in the inner cavity of the embedding part 311, the second port 3212 is gradually blocked in the inner cavity of the embedding part 311 until half of the second port 3212 is blocked in the inner cavity of the embedding part 311, the third port 3213 starts to be gradually communicated with the spraying pipe 31 until the spraying nozzle 35 is at the lowest position, the second port 3212 is completely blocked in the inner cavity of the embedding part 311, the third port 3213 is completely communicated with the spraying pipe 31, and therefore the uniform irrigation in the spraying area is achieved.

The invention further adopts the technical scheme that the liquid of the injection pipe 31 is prevented from overflowing, a matched elastic sealing sleeve I7 is arranged between the embedding part 311 and the injection head 32, the liquid is further prevented from overflowing, the sealing performance between the inner sealing cover 33 and the injection head 32 is enhanced, the cross section of the elastic sealing sleeve I7 is in a U-shaped structure, the inner cavity of the U-shaped structure of the elastic sealing sleeve I7 faces the embedding part 311, one end opening part of the inner cavity of the U-shaped structure of the elastic sealing sleeve I7 is fixedly connected with the embedding part 311, the other end opening part of the inner cavity of the U-shaped structure of the elastic sealing sleeve I7 is fixedly connected with the inner edge of the inner sealing cover 33, the bottom end of the inner cavity of the U-shaped structure of the elastic sealing sleeve I7 is fixedly connected with the injection head 32, and the bottom end of the inner cavity of the U-shaped structure of the elastic sealing sleeve I7 is only fixedly connected with the injection head 32, when the spray nozzle 35 rotates obliquely upwards along the axis of the connecting shaft 36, the upper part of the elastic sealing sleeve I7 close to the spray head 32 can be curled, the lower part of the elastic sealing sleeve I7 close to the inner sealing cover 33 can be stretched, the lower part of the elastic sealing sleeve I7 close to the inner sealing cover 33 can be curled, when the spray nozzle 35 rotates obliquely downwards along the axis of the connecting shaft 36, stretching and curling are opposite, the curling part of the elastic sealing sleeve I7 close to the inner sealing cover 33 enables the tensioning force of the stretching part of the elastic sealing sleeve I7 close to the spray head 32 to be reduced, the curling part of the elastic sealing sleeve I7 close to the spray head 32 enables the tensioning force of the stretching part of the elastic sealing sleeve I7 close to the inner sealing cover 33 to be reduced, sealing performance is improved, and meanwhile the service life of the elastic sealing sleeve I7 is prolonged.

According to a further technical scheme of the invention, in order to prevent external impurities from entering the outer sealing cover 34 to influence the rotation of the interior of the outer sealing cover 34 and further improve the sealing performance of the outer sealing cover 34 and the embedding part 311, a matched elastic sealing sleeve II 8 is arranged between the embedding part 311 and the outer sealing cover 34, the cross section of the elastic sealing sleeve II 8 is of an L-shaped structure, one end of the elastic sealing sleeve II 8 is fixedly connected with the embedding part 311, the other end of the elastic sealing sleeve II is fixedly connected with the central part of the outer sealing cover 34, when the injection nozzle 35 rotates obliquely upwards along the axial lead of the connecting shaft 36, the upper part of the elastic sealing sleeve II 8 can be curled, the lower part of the elastic sealing sleeve II can be stretched, when the injection nozzle 35 rotates obliquely downwards along the axial lead of the connecting shaft 36, the stretching and curling are opposite, the elastic sealing sleeve II 8 is stretched, and the cross section of the elastic sealing sleeve II 8 is deformed towards a one-shaped structure, so that the whole tensioning force is reduced, and the service life of the elastic sealing sleeve can be prolonged.

In another embodiment of the present invention, in combination with fig. 3 to 8, in order to arrange the minimum spraying points on the agricultural land for irrigation and expand the spraying range of the spraying points, the spraying device further comprises an adapter 4, a conveying member 5 and a driving member 6, wherein a plurality of spraying members 3 are uniformly circumferentially mounted on the adapter 4, that is, a plurality of spraying pipes 31 are uniformly circumferentially mounted on the adapter 4, the adapter 4 is mounted on the conveying member 5, the driving member 6 drives the adapter 4 to rotate on the conveying member 5, the driving member 6 is mounted on the conveying member 5, the driving member 6 is controlled by the controller 1, the controller 1 is mounted on the driving member 6, the driving member 6 is further mounted with a position sensor 2 for receiving and feeding back signals of the spraying pipes 31, the position sensor is controlled by the controller 1, when the position sensor 2 receives an initial spraying pipe 31, the controller 1 controls a small servo motor 37 to operate, the spraying nozzles 35 are adjusted to the highest position so as to be able to spray the boundary of the spraying area of the spraying device, then the spraying nozzles 35 start spraying water, the controller 1 controls the operation of the adapter 4, drives the driving member 4 to rotate, and controls the spraying nozzles 35 to rotate again, and the spraying nozzles 35 to move to the second time, the spraying area, the spraying nozzle 35 is controlled by the second time, as shown in the second spraying area, the first spraying nozzle 35, and the second spraying nozzle is moved, and the second spraying nozzle, the second spraying nozzle is controlled by the second spraying nozzle, as shown in fig. 8; and because most agricultural land for irrigation is square or rectangular, the position sensor is arranged on the connecting line of the spraying point and one corner of the agricultural land during installation, so that the spraying pipe 31 can be sprayed on the corner of the agricultural land during initial spraying, and the agricultural land for irrigation is more uniform. The controller 1 is a prior art, and the specific structure thereof is not important to protect, so the present invention is not described.

The agricultural land can be better irrigated according to the terrain, geology or water requirement of crops, the irrigation is uniform, the number of the spray pieces 3 can be 3~6, wherein 4 spray pieces 3 are more suitable for the land with square or rectangular areas, and the embodiment of the spray device comprising 4 spray pieces 3 is given in the description of the attached drawings of the application.

According to a further technical scheme, the adapter 4 comprises an adapter 41 in a spherical structure, an adapter tube 42 and an adapter ring disc 43 which are vertically arranged, the top end of the adapter tube 42 is fixedly communicated with the adapter 41, the bottom of the adapter tube 42 is fixedly connected with the adapter ring disc 43, an adapter ring table which is coaxially arranged with the adapter tube 42 is arranged in the adapter 41, inner connecting teeth 431 are arranged on the inner circumferential surface of the adapter ring disc 43, and the adapter 41 is communicated with the injection tube 31.

According to a further technical scheme of the invention, the conveying piece 5 comprises a conveying head 51, a conveying pipe 52 and a supporting ring disc 53 which are coaxially arranged, the conveying head 51 is fixedly communicated with the conveying pipe 52, the conveying head 51 is sealed and rotatably clamped on the adapter table, the conveying pipe 52 is sealed and rotatably connected with the adapter pipe 42, the supporting ring disc 53 is fixedly arranged at the corresponding position of the conveying pipe 52 and the bottom end of the adapter pipe 42, and the supporting ring disc 53 is coaxially and rotatably connected with the adapter ring disc 43 and the adapter pipe 42 respectively.

According to the further technical scheme, in order to further improve the sealing performance of the conveying piece 5 and the rotating piece, a clamping groove 511 is formed in the conveying head 51, the notch of the clamping groove 511 is in rotary abutting joint with a sealing ring platform 442, the bottom of the clamping groove 511 is in rotary abutting joint with a sealing ring platform 441, the transverse inclined surface of the bottom of the clamping groove 511 and the transverse inclined surface of the sealing ring platform 441 are both in circular arc structures, the sealing ring platform 441 is fixedly mounted at the top end of the switching ring platform, the sealing ring platform is fixedly mounted on the switching ring platform, a first sealing ring 9 is arranged between the sealing ring platform 441 and the sealing ring platform in the clamping groove 511, the sealing performance is good, water is prevented from entering the switching pipe 42, the first sealing ring 9 is fixedly mounted in the clamping groove 511, and the sealing performance between the conveying head 51 and the switching ring platform is further improved; the first sealing groove is formed in the face, opposite to the adapter tube 42, of the carrier ring disc 53, the second sealing groove corresponding to the first sealing groove is formed in the adapter tube 42, a second sealing ring 10 is arranged between the first sealing groove and the second sealing groove, and the second sealing ring 10 is fixedly installed in the second sealing groove, so that the sealing performance between the adapter tube 42 and the carrier ring disc 53 is improved, and a good sealing effect is achieved between the conveying piece 5 and the rotating piece.

According to a further technical scheme of the invention, the driving piece 6 comprises a containing box 61 fixed on the conveying pipe 52, a driving bearing 62 and a large servo motor 63 are arranged in the containing box 61, the driving bearing 62 and the conveying pipe 52 are coaxially arranged and are positioned right below the tray ring disc 53, the inner circumferential surface of the driving bearing 62 is fixedly connected with the outer circumferential surface of the conveying pipe 52, the top of the driving bearing 62 is provided with external teeth 622, the bottom of the driving bearing 62 is provided with a helical gear 621, the external teeth 622 and the helical gear 621 are arranged on the outer circumferential surface of the driving bearing 62 and synchronously rotate, the output end of the large servo motor 63 is fixedly connected with a bevel gear 64 through a rotating shaft, the driving bearing 62 has a supporting function and also has the purpose of driving the adapter disc to rotate, the helical gear 621 is meshed with the bevel gear 64, when the helical gear 621 rotates along with the rotation of the bevel gear 64, the helical gear 621 is ensured not to generate deviation in the rotating process, the external teeth 622 synchronously rotate at the same time, the external teeth 622 are in seamless clamping with the internal teeth 431, the driving bearing 62 is fixedly connected with the adapter disc 43, the external teeth 622, the external teeth drive disc 43 drives the adapter 4 to be synchronously rotated, the adapter 4 to be installed on the conveying piece 4, the conveying piece 4 and the sealing control device is further conveniently, and the large servo motor 1 is installed on the conveying piece 1, and the conveying device.

In a further technical scheme of the invention, in order to ensure that the connection between the adaptor 4 and the driving member 6 is more stable, the accommodating box 61 is fixedly provided with the clamping cover 11, and the inner circumferential surface of the clamping cover 11 is in rotational abutting joint with the outer circumferential surface of the adaptor ring disc 43, so that the phenomenon that the external teeth 622 and the internal teeth 431 slide relatively can be further prevented.

The working process of the spraying device comprises the steps that the controller 1 is started, the controller 1 controls the position sensor and the large servo motor 63, the large servo motor 63 drives the bevel gear 64 to rotate, the bevel gear 621 of the driving bearing 62 rotates along with the bevel gear, the external tooth 622 rotates along with the bevel gear, the adapter disc rotates along with the rotation of the external gear, the adapter 41 rotates along with the bevel gear, the spraying pipe 31 rotates along with the rotation of the adapter 41, one spraying pipe 31 is received by the position sensor 2 and is used as an initial spraying pipe 31 to feed back to the controller 1, the controller 1 controls the small servo motor 37 to work to adjust the spraying nozzle 35 to the highest position, then the spraying nozzle 35 starts to spray water, the spraying nozzle 35 can spray water to the boundary of an irrigation area at the highest position, the small servo motor 37 drives the spraying nozzle 32, the inner sealing cover 33 and the outer sealing cover 34 to rotate from top to bottom, the spraying nozzle 35 rotates downwards, the water quantity is gradually reduced, the spraying floor point is gradually close to the spraying point from the boundary, the water quantity of the irrigation area from the boundary to the spraying point is more uniform and uniform, meanwhile, the spraying nozzle 63 is driven by the servo motor 63, the spraying nozzle 31 rotates along with the rotation, the movement of the adapter 4, the agricultural spraying nozzle, the movement range of the irrigation area is reduced, and the agricultural spraying nozzle movement range is reduced; meanwhile, the controller 1 can be used for controlling and carrying out independent irrigation on a certain dry area; therefore, the spraying device has high flexibility, large spraying range and uniform irrigation.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an injection apparatus for agricultural, its characterized in that, including spraying the piece, spraying the piece including the level spray tube of arranging, be the injector head of spherical structure, can upper and lower pivoted spray nozzle, interior closing cap and outer seal cover, the one end of spray tube sets up to the dress portion of inlaying that is spherical structure, be provided with the ball ring groove that matches with dress portion of inlaying in the dress portion, be provided with the mouth and the spout of spouting of intercommunication in the injector head, the sealed rotation of injector head inlays the inner chamber of dress portion of inlaying, spout mouth and spray tube intercommunication, spout and the coaxial fixed intercommunication of spray nozzle, interior closing cap, outer seal cover and the coaxial fixed connection of spray nozzle, and the sealed rotation of interior closing cap inlays the dress in the ball ring groove, the interior sphere of outer seal cover rotates with the ectosphere of dress portion and supports tightly, injector head, interior closing cap, outer seal cover fixed connection on, the injector head rotates with dress portion and is connected, and the ball center of dress portion of inlaying, and the axle center of connecting axle head, the connecting axle center of spray tube, the connecting axle center of spray nozzle all with the perpendicular motor bracket through the motor and the axis of the rotation of servo motor on the motor bracket.

2. The agricultural spraying device according to claim 1, wherein the spraying port comprises a first port and a second port arranged above the spraying port and a third port arranged below the spraying port, and the volume of the third port is smaller than that of the second port and larger than that of the first port; when the spray nozzle rotates from the highest position to the position where the spray nozzle and the spray pipe are coaxially arranged, the second port is always completely communicated with the spray pipe, and the first port is firstly completely communicated with the spray pipe and then gradually blocked by the embedding part; when the injection nozzle rotates to the lowest position from the position that injection nozzle and injection pipe were arranged to the axle, first opening communicates with the injection pipe completely all the time, second opening is gradually blocked by the dress inlay portion, and when half to second opening is blocked, third opening communicates with the injection pipe gradually, and when second opening is completely blocked by the dress inlay portion, third opening communicates with the injection pipe completely.

3. The agricultural spraying device as claimed in claim 1, wherein a first elastic sealing sleeve is disposed between the embedding portion and the spraying head, the cross section of the first elastic sealing sleeve is a U-shaped structure, the inner cavity of the U-shaped structure faces the embedding portion, one end opening of the inner cavity of the U-shaped structure of the first elastic sealing sleeve is fixedly connected with the embedding portion, the other end opening of the inner cavity of the U-shaped structure of the first elastic sealing sleeve is fixedly connected with the inner edge of the inner sealing cover, and the bottom end of the inner cavity of the U-shaped structure of the first elastic sealing sleeve is fixedly connected with the spraying head.

4. The agricultural injection device as claimed in claim 1, wherein a second elastic sealing sleeve is disposed between the embedding portion and the outer sealing cover, the cross section of the second elastic sealing sleeve is of an L-shaped structure, and two ends of the second elastic sealing sleeve are respectively fixedly connected to the central portion and the embedding portion of the outer sealing cover.

5. The agricultural spraying device as claimed in claim 1, further comprising an adaptor, a conveying member and a driving member, wherein the adaptor is rotatably mounted on the conveying member, the driving member is fixedly mounted on the conveying member, the adaptor is driven by the driving member to rotate, a plurality of spraying members are uniformly mounted on the adaptor in the circumferential direction, a position sensor is mounted on the driving member, the driving member and the position sensor are controlled by a controller, and the controller is mounted on the driving member.

6. The agricultural spraying device according to claim 5, wherein the adaptor comprises an adaptor in a spherical structure, a vertically arranged adaptor pipe and an adaptor ring disc, the adaptor is fixedly communicated with the spraying pipe, the top end of the adaptor pipe is fixedly communicated with the adaptor, the bottom of the adaptor pipe is fixedly connected with the adaptor ring disc, an adaptor ring table is arranged inside the adaptor and is coaxial with the adaptor pipe, and inner connecting teeth are arranged on the inner circumferential surface of the adaptor ring disc.

7. The agricultural spraying device according to claim 5, wherein the conveying member comprises a conveying head, a conveying pipe and a supporting ring disc which are coaxially arranged, the conveying head is sealed and rotatably clamped on the adapter, the top end of the conveying pipe is fixedly communicated with the conveying head, the conveying pipe is fixedly connected with the supporting ring disc at a position corresponding to the bottom end of the adapter pipe, the conveying pipe is sealed and rotatably connected with the adapter pipe, and the supporting ring disc is coaxially and rotatably connected with the adapter ring disc and the adapter pipe respectively.

8. The agricultural spraying device according to claim 7, wherein a clamping groove is formed in the delivery head, a notch of the clamping groove is rotatably abutted to the confinement ring table, a groove bottom of the clamping groove is rotatably abutted to the sealing ring table, a transverse inclined plane of the groove bottom of the clamping groove and a transverse inclined plane of the sealing ring table are both in an arc-shaped structure, the sealing ring table is fixedly installed at the top end of the adapter ring table, the confinement ring table is fixedly installed on the adapter ring table, a first sealing ring is arranged between the sealing ring table and the confinement ring table in the clamping groove, and the first sealing ring is fixedly installed in the clamping groove;

the face, opposite to the adapter tube, of the tray ring plate is provided with a first sealing groove, the adapter tube is provided with a second sealing groove corresponding to the first sealing groove, a second sealing ring is arranged between the first sealing groove and the second sealing groove, and the second sealing ring is fixedly installed in the second sealing groove.

9. The agricultural injection device of claim 7, wherein the driving member comprises a receiving box fixed on the conveying pipe, a driving bearing and a large servo motor are arranged in the receiving box, the driving bearing is positioned right below the carrier ring plate, the inner circumferential surface of the driving bearing is coaxially and fixedly connected with the outer circumferential surface of the conveying pipe, external teeth are arranged at the top of the outer circumferential surface of the driving bearing, a helical gear is arranged at the bottom of the outer circumferential surface of the driving bearing, the output end of the large servo motor is fixedly connected with a bevel gear through a rotating shaft, the helical gear is meshed with the bevel gear, the external teeth are seamlessly clamped with the internal teeth, the large servo motor is controlled through a controller, and the controller and a position sensor are installed on the receiving box; the accommodating box is fixedly provided with a clamping cover, and the inner circumferential surface of the clamping cover is in rotary butt joint with the outer circumferential surface of the adapter ring disc.

10. The agricultural spraying device according to claim 5, wherein the number of the spraying members is 3~6.