阅读说明：本技术 一种安全性较高且喷洒范围广的农业杀虫用喷药器 (Higher and wide agricultural insecticidal of spraying range of security is with liquid medicine spraying device ) 是由 苏建飞 于 2020-10-27 设计创作，主要内容包括：本发明涉及农业杀虫设备技术领域,且公开了一种安全性较高且喷洒范围广的农业杀虫用喷药器,包括壳体,所述壳体的顶部弹性连接有缓冲板,所述壳体的中部开设有储药空间,所述储药空间中部的底端固定固定连接有滤网,所述储药空间的底端固定连接有压缩腔,所述压缩腔的上线两端弹性连接有单向阀。该安全性较高且喷洒范围广的农业杀虫用喷药器,通过旋转转杆改变连通调节口的口径,口径越小,药液喷射速度越快,达到增大喷洒范围的效果,减轻使用者的劳动强度,在移动时,缓冲板提供缓冲,防止药液洒出,同时活塞的推挤使药液喷出,避免泵体旋转加剧药液的翻滚,达到防止药液洒出的效果,提高设备的安全性。(The invention relates to the technical field of agricultural insecticidal equipment, and discloses an agricultural insecticidal sprayer with higher safety and wide spraying range. This pesticide sprayer for agricultural disinsection that security is higher and spray range is wide changes the bore that communicates the regulation mouth through rotatory bull stick, and the bore is less, and liquid medicine jet velocity is faster, reaches the effect that the increase sprayed the scope, alleviates user's intensity of labour, and when removing, the buffer board provides the buffering, prevents that the liquid medicine from spilling, and the pushing of piston makes the liquid medicine blowout simultaneously, avoids rolling of the rotatory aggravation liquid medicine of the pump body, reaches the effect that prevents the liquid medicine from spilling, improve equipment's security.)

1. The utility model provides a higher and wide agricultural insecticide that sprays scope of security uses sprayer, includes casing (1), its characterized in that: the top elastic connection of the shell (1) has a buffer board (2), the middle part of the shell (1) is provided with a medicine storage space (3), the bottom fixed connection at the middle part of the medicine storage space (3) is provided with a filter screen (4), the bottom fixed connection of the medicine storage space (3) is provided with a compression chamber (5), the two ends of the compression chamber (5) which are on line are elastically connected with a check valve (6), the bottom fixed connection of the check valve (6) is provided with a rubber tube (7), the inside of the compression chamber (5) is movably connected with a piston (8), one end of the piston (8) which is far away from the center of the shell (1) is in transmission connection with a cam (10) through a connecting rod I (9), the other end of the rubber tube (7) is fixedly connected with a holding rod (11), the inside of the holding rod (11) is rotatably connected with a gear I (12), and the upper and lower two sides of, one end of the first rack (13) far away from the first gear (12) is fixedly connected with a movable rod (14), the outer part of the other end of the movable rod (14) is movably connected with a turntable (15), the inner part of the turntable (15) is provided with a liquid guide port (16), the periphery of the turntable (15) is fixedly connected with an annular frame (17), an adjusting opening (18) is arranged inside the annular frame (17), one end of the holding rod (11) far away from the shell (1) is rotatably connected with a rotating block (19), the periphery of the rotating block (19) is fixedly connected with a spray branch (20), the interior of the spray branch (20) is provided with a spray opening (21), a ratchet wheel (22) is rotatably connected on one side of the holding rod (11) close to the shell (1), the periphery of the ratchet wheel (22) is clamped with a pawl (23), and the outside of the center of the rotating shaft of the ratchet wheel (22) is fixedly connected with a rotating rod (24).

2. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the inside limit of medicine storage space (3) is connected with buffer board (2), the leak has been seted up at the top of casing (1), the bottom elastic connection of filter screen (4) has check valve (6).

3. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the quantity of check valve (6) is two sets of, rubber tube (7) and compression chamber (5) bottom elastic connection's check valve (6) fixed connection, the other end and drain (16) fixed connection of rubber tube (7).

4. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the outer part of the piston (8) is matched with the inner part of a compression cavity (5), the compression cavity (5) is symmetrically arranged, the power of the cam (10) is from an external motor, and the holding rod (11) is symmetrically arranged relative to the shell (1).

5. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the tooth end of the first gear (12) is connected with a movable rod (14) through a first rack (13) in a transmission mode, and the movable rod (14) extends into the outer portion of the rotary table (15) and is matched with the inner portion of the rotary table (15).

6. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the liquid guide port (16) is connected with an internal air passage of the compression cavity (5) through a rubber tube (7), the number of the adjusting ports (18) is four, the adjusting ports (18) are equidistantly arranged on the annular frame (17), the caliber of the adjusting ports (18) is gradually increased from top to bottom, and the adjusting ports (18) are connected with an air passage of the spray port (21) through hoses.

7. The agricultural insecticide sprayer with high safety and wide spraying range according to claim 1, wherein: the caliber of the spray nozzle (21) is gradually increased from outside to inside, the ratchet wheel (22), the rotating rod (24) and the first gear (12) are located on the same axis, and the pawl (23) is elastically connected to the middle of the shell (1).

Technical Field

The invention relates to the technical field of agricultural insecticidal equipment, in particular to an agricultural insecticidal sprayer with higher safety and wide spraying range.

Background

In agricultural production, pests or other moths are a great hazard in agricultural production, in the aspect of preventing pests, the pests are generally sprayed and killed in the field by manually carrying a pest and insect killing and spraying device, the spraying range of the existing pesticide sprayer is limited, the number of times of reciprocating walking of farmers in the field is increased for large-area pest killing, the labor intensity is increased, and in the walking process of the existing pesticide sprayer, due to the inertia of liquid medicine and the rotary output of a pump body, the liquid medicine is very easy to spill and contacts the skin of the farmers, and the life safety of users is harmed.

In order to solve the problems, the inventor provides the agricultural insecticide sprayer with higher safety and wide spraying range, the caliber of the communicating adjusting opening is changed by rotating the rotating rod, the smaller the caliber is, the faster the liquid medicine spraying speed is, the effect of increasing the spraying range is achieved, the labor intensity of a user is reduced, the buffer plate provides buffer when the agricultural insecticide sprayer moves, the liquid medicine is prevented from being sprayed, meanwhile, the liquid medicine is sprayed by pushing the piston, the phenomenon that the liquid medicine is aggravated by rotation of the pump body to roll is avoided, the effect of preventing the liquid medicine from being sprayed is achieved, and the safety of equipment is improved.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the agricultural insecticide sprayer with higher safety and wide spraying range, which has the advantages of wide spraying range, reduction of the number of times of reciprocating, prevention of liquid medicine from spilling and improvement of safety, and solves the problems of small spraying range and easiness in spilling of liquid medicine to harm body health.

(II) technical scheme

In order to realize the wide spraying range, reduce the number of times of reciprocating and prevent the liquid medicine from being sprayed out and improve the safety, the invention provides the following technical scheme: a pesticide sprayer for agricultural pesticides with higher safety and wide spraying range comprises a shell, wherein the top of the shell is elastically connected with a buffer plate, the middle part of the shell is provided with a pesticide storage space, the bottom end of the middle part of the pesticide storage space is fixedly connected with a filter screen, the bottom end of the pesticide storage space is fixedly connected with a compression cavity, two ends of the upper thread of the compression cavity are elastically connected with a check valve, the bottom of the check valve is fixedly connected with a rubber tube, the interior of the compression cavity is movably connected with a piston, one end of the piston, far away from the center of the shell, is in transmission connection with a cam through a connecting rod, the other end of the rubber tube is fixedly connected with a holding rod, the interior of the holding rod is rotatably connected with a first gear, the upper side and the lower side of the first gear are in meshing connection with a first rack, one end of the first rack, far, the liquid guide port is formed in the rotary disc, the annular frame is fixedly connected to the periphery of the rotary disc, the adjusting port is formed in the annular frame, one end, far away from the shell, of the holding rod is rotatably connected with the rotating block, the spraying branch is fixedly connected to the periphery of the rotating block, the spraying port is formed in the spraying branch, one side, close to the shell, of the holding rod is rotatably connected with the ratchet wheel, the periphery of the ratchet wheel is connected with the pawl in a clamping mode, and the rotating rod is fixedly connected to the outer portion of the center of the rotating shaft of the ratchet wheel.

Preferably, the inside spacing buffer board that is connected with in storage medicine space, the leak has been seted up at the top of casing, the bottom elastic connection of filter screen has the check valve, and the buffer board rolls for the inertia of liquid medicine and improves the reaction force, prevents to spill, filters the granule that does not dissolve in the liquid medicine through the filter screen and prevents to block up the nozzle.

Preferably, the quantity of check valve is two sets of, rubber tube and compression chamber bottom elastic connection's check valve fixed connection, the other end and the drain mouth fixed connection of rubber tube communicate the compression chamber through the connection of rubber tube, make and spray the stable output of liquid medicine.

Preferably, the outer part of the piston is matched with the inner part of a compression cavity, the compression cavity is symmetrically arranged, the power of the cam is from an external motor, the holding rod is symmetrically arranged relative to the shell, and the spraying range is enlarged by symmetrically arranging the holding rod.

Preferably, the tooth end of the first gear is connected with a movable rod through transmission of the first rack, the movable rod extends into the outer portion of the rotary table to be matched with the inner portion of the rotary table, and the angle of the rotary table is adjusted through changing of the position of the movable rod relative to the rotary table.

Preferably, the drain port is connected with the gas circuit inside the compression cavity through a rubber tube, the number of the adjusting ports is four, the adjusting ports are equidistantly arranged on the annular frame, the caliber of the adjusting ports is gradually increased from top to bottom, the adjusting ports are connected with the gas circuit of the atomizing port through hoses and are communicated with the adjusting ports with different calibers through the drain port, and the spraying speed is changed.

Preferably, the caliber of the spray nozzle is gradually increased from outside to inside, the ratchet wheel, the rotating rod and the first gear are positioned on the same axis, the pawl is elastically connected to the middle of the shell, and the position of the ratchet wheel is locked through the pawl so as to lock the position of the first rack.

(III) advantageous effects

Compared with the prior art, the agricultural insecticide sprayer provided by the invention has the advantages of higher safety and wide spraying range, and has the following beneficial effects:

1. this higher and wide agricultural insecticide sprayer of spraying range of security, the upper and lower both sides meshing through gear one is connected with rack one, the tip of rack one is connected with the carousel through the movable rod transmission, the locking of ratchet is relieved, the rotatory bull stick, the rotatory angle that changes the carousel that makes gear one, change the bore with the regulation mouth that leads the liquid outlet intercommunication, the regulation mouth is connected with corresponding nozzle gas circuit, the round trip movement of piston extrudes the liquid medicine from the nozzle via rubber tube and nozzle, the bore of regulation mouth is less, the liquid medicine initial velocity of nozzle output is faster, it is wider to spray the scope, thereby reach the effect that the increase sprayed the scope, alleviate user's intensity of labour, improve and spray efficiency.

2. This agricultural insecticide sprayer that security is higher and spray range is wide, top elastic connection through storing up the medicine space has the buffer board, when removing the medicine of spouting, because the inertia of liquid medicine is rolling in the storage medicine space inside, the buffer board provides the buffering this moment, prevent that the liquid medicine from spilling, the microcephaly end of cam has the piston through a connecting rod transmission connection simultaneously, the piston reciprocates in compression intracavity portion and the cooperation of check valve, make the liquid medicine absorb the liquid medicine when the increase of compression intracavity portion volume, blowout liquid medicine when the volume reduces, the rolling of the rotatory aggravation liquid medicine of the pump body has been avoided, thereby reach the effect that prevents the liquid medicine from spilling, improve equipment's security.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the spraying structure of the present invention;

FIG. 3 is a front view of the present invention for spraying a chemical;

FIG. 4 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of FIG. 1 at B in accordance with the present invention;

FIG. 6 is an enlarged view of the structure of FIG. 1 at C according to the present invention;

FIG. 7 is an enlarged view of the structure of FIG. 2 of the present invention at D;

fig. 8 is an enlarged view of the structure of fig. 3 at E according to the present invention.

In the figure: 1. a housing; 2. a buffer plate; 3. a medicine storage space; 4. filtering with a screen; 5. a compression chamber; 6. a one-way valve; 7. a rubber tube; 8. a piston; 9. a first connecting rod; 10. a cam; 11. a holding rod; 12. a first gear; 13. a first rack; 14. a movable rod; 15. a turntable; 16. a liquid guide port; 17. an annular frame; 18. an adjustment port; 19. rotating the block; 20. spraying and branching; 21. a spray nozzle; 22. a ratchet wheel; 23. a pawl; 24. and (4) rotating the rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a pesticide sprayer for agricultural pesticide with high safety and wide spraying range comprises a shell 1, a buffer plate 2 is elastically connected to the top of the shell 1, a pesticide storage space 3 is formed in the middle of the shell 1, the buffer plate 2 is in limit connection with the inside of the pesticide storage space 3, a leak is formed in the top of the shell 1, a check valve 6 is elastically connected to the bottom end of a filter screen 4, the buffer plate 2 improves the reaction force for the inertial rolling of pesticide liquid and prevents the pesticide liquid from spilling, undissolved particles in the pesticide liquid are filtered by the filter screen 4 to prevent a spray nozzle 21 from being blocked, the filter screen 4 is fixedly connected to the bottom end of the middle of the pesticide storage space 3, a compression chamber 5 is fixedly connected to the bottom end of the pesticide storage space 3, check valves 6 are elastically connected to two ends of an upper line of the compression chamber 5, the number of the check valves 6 is two, and a rubber tube 7 is fixedly, the other end of the rubber tube 7 is fixedly connected with a liquid guide port 16, the compression cavity 5 is communicated through the connection of the rubber tube 7, so that sprayed liquid medicine is stably output, the rubber tube 7 is fixedly connected to the bottom of the check valve 6, a piston 8 is movably connected to the interior of the compression cavity 5, the exterior of the piston 8 is matched with the interior of the compression cavity 5, the compression cavity 5 is symmetrically arranged, the power of a cam 10 is from an external motor, a holding rod 11 is symmetrically arranged relative to the shell 1, the spraying range is enlarged through the symmetrical arrangement of the holding rod 11, one end of the piston 8, which is far away from the center of the shell 1, is in transmission connection with the cam 10 through a connecting rod one 9, the other end of the rubber tube 7 is fixedly connected with the holding rod 11, the interior of the holding rod 11 is in rotation connection with a gear one 12, the tooth end of the gear one 12 is in transmission connection with a movable rod 14 through a rack one 13, the movable rod 14 extends into the exterior of, the upper side and the lower side of a first gear 12 are connected with a first rack 13 in a meshed manner, one end of the first rack 13, which is far away from the first gear 12, is fixedly connected with a movable rod 14, the outer part of the other end of the movable rod 14 is movably connected with a rotary table 15, a liquid guide port 16 is arranged inside the rotary table 15, the liquid guide port 16 is connected with an air passage inside a compression cavity 5 through a rubber pipe 7, the number of adjusting ports 18 is four, the adjusting ports 18 are equidistantly arranged on an annular frame 17, the caliber of the adjusting ports 18 is gradually increased from top to bottom, the adjusting ports 18 are connected with an atomizing port 21 through hoses in an air passage way and are communicated with adjusting ports 18 with different calibers through the liquid guide port 16, the spraying speed is changed, the annular frame 17 is fixedly connected to the periphery of the rotary table 15, the adjusting ports 18 are arranged inside the annular frame 17, one end, which is far away, the inside of the spraying branch 20 is provided with a spraying opening 21, the caliber of the spraying opening 21 is gradually increased from outside to inside, the ratchet wheel 22, the rotating rod 24 and the gear I12 are positioned on the same axis, the pawl 23 is elastically connected to the middle of the shell 1, the position of the ratchet wheel 22 is locked through the pawl 23 so as to lock the position of the rack I13, one side of the holding rod 11 close to the shell 1 is rotatably connected with the ratchet wheel 22, the periphery of the ratchet wheel 22 is clamped with the pawl 23, and the rotating rod 24 is fixedly connected to the outside of the rotating shaft center of the ratchet wheel 22.

The working process and principle are as follows: when the sprayer is used for spraying medicine, spraying medicine liquid is poured in through a leakage opening formed in the top of the shell 1, the spraying medicine liquid enters the medicine storage space 3, the shell 1 is carried on the back, the holding rod 11 is respectively held by two hands at the moment, the equipment is started, the cam 10 rotates through the transmission of an external motor, the small end of the cam 10 is in transmission connection with the piston 8 through the first connecting rod 9, the piston 8 moves back and forth in the compression cavity 5, when the internal volume of the compression cavity 5 is increased, the check valve 6 in elastic connection with the top of the compression cavity 5 is opened at the moment, the medicine liquid is filtered through the filter screen 4 and enters the compression cavity 5, when the internal volume of the compression cavity 5 is reduced, the medicine liquid enters the liquid guide opening 16 through the check valve 6 in elastic connection with the bottom of the compression cavity 5 and the rubber tube 7, the situation that the medicine liquid rolls in the medicine storage space 3 due to the rotation output of the pump, so that the liquid medicine rolls in the medicine storage space 3, at the same time, the buffer plate 2 provides buffer for the liquid medicine, the rolling degree of the liquid medicine is reduced, meanwhile, the liquid medicine is output to the spraying opening 21 through the liquid guide opening 16 and the adjusting opening 18 communicated with the liquid guide opening 16, the rotating block 19 is driven to rotate by spraying due to certain initial speed of spraying, the rotating block 19 rotates to enable the spraying branch 20 to rotate synchronously, the spraying diameter range is enlarged, at the same time, if the spraying initial speed is too small, the spraying range is small, the caliber size of the adjusting opening 18 communicated with the liquid guide opening 16 needs to be adjusted, the pawl 23 is pressed, the locking of the ratchet wheel 22 is released, as the ratchet wheel 22, the rotating rod 24 and the gear wheel 12 are positioned on the same axis, the rotating rod 24 enables the gear wheel 12 to rotate synchronously, the upper side and the lower side of the gear wheel 12 are in transmission connection with the movable rod 14 through the rack one 13, the outer part, the rack I13 is moved by the rotation of the first gear 12, the rotating disc 15 is rotated clockwise by the movement of the rack I13 and the movable rod 14, the aperture of the adjusting port 18 communicated with the liquid guide port 16 is reduced, the adjusting ports 18 with different apertures correspond to the atomizing ports 21 with different apertures, the size of the liquid medicine extruded by the piston 8 is kept unchanged, the aperture of the liquid medicine is reduced, the initial speed of the liquid medicine spraying position is increased, the spraying range of the liquid medicine is increased, and the effect of increasing the spraying range is achieved.

In summary, the agricultural insecticide sprayer with high safety and wide spraying range is characterized in that the upper side and the lower side of the gear I12 are meshed and connected with the rack I13, the end part of the rack I13 is in transmission connection with the rotary table 15 through the movable rod 14, the locking of the ratchet wheel 22 is released, the rotary rod 24 is rotated, the rotation of the gear I12 changes the angle of the rotary table 15, the caliber of the adjusting opening 18 communicated with the liquid guide opening 16 is changed, the adjusting opening 18 is connected with the corresponding spraying opening 21 through the air channel, the reciprocating movement of the piston 8 extrudes the liquid medicine from the spraying opening 21 through the rubber tube 7 and the liquid guide opening 16, the smaller the caliber of the adjusting opening 18 is, the faster the initial speed of the liquid medicine output by the spraying opening 21 is, the spraying range is wider, the effect of increasing the spraying range is achieved, the labor intensity of a.

And, this higher and wide agricultural insecticide that sprays scope of security uses medicine sprayer, top elastic connection through storing up medicine space 3 has buffer board 2, when removing the medicine of spouting, because the inertia of liquid medicine is rolling in storing up medicine space 3 inside, buffer board 2 provides the buffering this moment, prevent that the liquid medicine from spilling, the microcephaly end of cam 10 is connected with piston 8 through 9 transmissions of connecting rod one simultaneously, piston 8 reciprocates in compression 5 insides and moves and check valve 6's cooperation, make the liquid medicine absorb the liquid medicine when the inside volume increase in compression 5, blowout liquid medicine when the volume reduces, the rolling of the rotatory aggravation liquid medicine of the pump body has been avoided, thereby reach the effect that prevents the liquid medicine from spilling, improve equipment's security.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.