CN216601412U - Spray lance adjusting mechanism and straddle-type spray lance spraying machine comprising same - Google Patents
Spray lance adjusting mechanism and straddle-type spray lance spraying machine comprising same Download PDFInfo
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- CN216601412U CN216601412U CN202220072047.9U CN202220072047U CN216601412U CN 216601412 U CN216601412 U CN 216601412U CN 202220072047 U CN202220072047 U CN 202220072047U CN 216601412 U CN216601412 U CN 216601412U
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- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 239000000725 suspension Substances 0.000 claims description 2
- 239000000575 pesticide Substances 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 55
- 230000009286 beneficial effect Effects 0.000 description 6
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- 239000003814 drug Substances 0.000 description 1
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- 239000003630 growth substance Substances 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses a spray rod adjusting mechanism and a cross-row type spray rod spraying machine formed by the same, wherein the spray rod adjusting mechanism comprises an extension fixing mechanism, a hydraulic motor driving mechanism, a first extension beam, a second extension beam, a first extension rack and a second extension rack, a first gear is driven by a hydraulic motor to drive the first extension rack and the second extension rack to move in opposite directions, so that the extension movement of the first extension beam and the second extension beam is driven until a specified position is reached, and the cross-type spray rod is adapted to different planting row distances; the utility model provides a stride line formula boom sprayer, includes foretell spray lance adjustment mechanism, spray lance mount and middle spray lance, and left spray lance lift cylinder stretches out and draws back and pulls rather than two wire rope that are connected, realizes the lift action of left spray lance, and right spray lance lift cylinder stretches out and draws back rather than two wire rope that are connected, realizes the lift action of right spray lance. The utility model realizes the line-crossing operation, adapts to different planting line distances and improves the pesticide application efficiency.
Description
Technical Field
The utility model relates to the technical field of agricultural pesticide application equipment, in particular to a spray rod adjusting mechanism and a cross-row type spray rod spraying machine formed by the same.
Background
The boom sprayer is used for spraying pesticides, herbicides, bactericides, growth regulators and other liquid medicines, preventing and controlling crop diseases, pests and weeds and promoting the healthy growth of crops, and is one of the most commonly used agricultural machinery.
However, the existing orchard sprayer sprays in a single row basically, can not be adjusted adaptively, and has low pesticide application efficiency.
Therefore, it is an urgent need to solve the problem of the art to provide a boom adjustment mechanism with improved adaptability and a straddle-type boom sprayer formed by the boom adjustment mechanism.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a spray rod adjusting mechanism and a line-crossing spray rod spraying machine formed by the same, which realize line-crossing operation, adapt to different planting line distances and improve pesticide application efficiency.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a spray rod adjusting mechanism comprises an extension fixing mechanism, a hydraulic motor driving mechanism, a first extension cross beam, a second extension cross beam, a first extension rack and a second extension rack; the hydraulic motor driving mechanism comprises a hydraulic motor, a flange and a first gear, the hydraulic motor is fixed on the extension fixing mechanism through the flange, and the first gear is installed on an output shaft of the hydraulic motor; the first stretching cross beam and the second stretching cross beam which are distributed up and down are respectively installed on the stretching fixing mechanism in a sliding mode, the left end of the first stretching cross beam is connected with the left spray rod, and the right end of the second stretching cross beam is connected with the right spray rod; the first stretching rack is fixed at the bottom end of the first stretching cross beam, the second stretching rack is fixed at the top end of the second stretching cross beam, and the first stretching rack and the second stretching rack are connected through the first gear in a meshed mode.
By adopting the scheme, the utility model has the beneficial effects that:
the first gear is driven by the hydraulic motor to drive the first extension rack and the second extension rack to move reversely, so that the first extension cross beam and the second extension cross beam are driven to move in an extension mode until the specific position is reached, and the spanning type spray rod is adaptive to different planting row distances.
Further, the extension fixing mechanism comprises an extension fixing plate, a first roller, a second roller, a third roller and a fourth roller, and the hydraulic motor is fixed on the extension fixing plate through the flange; the first roller and the second roller which are distributed up and down are respectively arranged on the extension fixing plate, and the first extension cross beam is embedded and slidably arranged between the first roller and the second roller; the third roller and the fourth roller which are distributed up and down are respectively arranged on the extension fixing plate, and the second extension beam is embedded and slidably arranged between the third roller and the fourth roller.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, first extension crossbeam is restricted between first gyro wheel and second gyro wheel, and when translation action was done to first extension crossbeam, first gyro wheel and second gyro wheel roll, realize the directional extension of first extension crossbeam, and second extension crossbeam is restricted between third gyro wheel and fourth gyro wheel, and when translation action was done to second extension crossbeam, third gyro wheel and fourth gyro wheel roll, realize the directional extension of second extension crossbeam.
Furthermore, the extension fixing mechanism further comprises a plurality of limiting rollers, and the plurality of limiting rollers are fixed on the extension fixing plate and are respectively positioned above and below the first extension cross beam and above and below the second extension cross beam.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, prescribe a limit to the position of first extension crossbeam and second extension crossbeam, avoid producing the skew.
A cross-row type spray rod spraying machine comprises the spray rod adjusting mechanism, a spray rod fixing frame and a middle spray rod;
the spray rod fixing frame is fixed on the machine tool through a four-bar mechanism;
the middle spray rod comprises a middle spray rod support frame, a middle horizontal spray rod assembly and two middle vertical spray rod assemblies, and the middle spray rod support frame is fixed on the spray rod fixing frame; the extension fixing mechanism is fixed on the middle spray rod support frame; the middle horizontal spray rod assembly is arranged on the middle spray rod support frame; the two middle vertical suspender assemblies are respectively hinged at two ends of the bottom of the middle spray rod support frame;
the left spray rod comprises a left spray rod support frame, a left folding arm, a left horizontal spray rod assembly, two left vertical spray rod assemblies and a left spray rod lifting oil cylinder, and the left end of the first extending cross beam is arranged on the left folding arm; the left spray rod support frame is mounted on a second connecting block at the bottom of the left folding arm through a bolt; the left horizontal spray rod assembly is arranged on the left spray rod support frame; the two left vertical suspender assemblies are respectively hinged at two ends of the bottom of the left spray rod support frame; one end of the left spray rod lifting oil cylinder is mounted at the top of the left folding arm through a bolt, and the other end of the left spray rod lifting oil cylinder is connected with a first fixing plate at the top extending end of the left spray rod support frame through two steel wire ropes;
the right spray rod comprises a right spray rod support frame, a right folding arm, a right horizontal spray rod assembly, two right vertical suspension rod assemblies and a right spray rod lifting oil cylinder, and the right end of the second extending cross beam is installed on the right folding arm; the right spray rod support frame is installed on a fourth connecting block at the bottom of the right folding arm through a bolt; the right horizontal spray rod assembly is arranged on the right spray rod support frame; the two right vertical suspender assemblies are respectively hinged at two ends of the bottom of the right spray rod support frame; and one end of the right spray rod lifting oil cylinder is installed at the top of the right folding arm through a bolt, and the other end of the right spray rod lifting oil cylinder is connected with a second fixing plate at the top extending end of the right spray rod support frame through two steel wire ropes.
By adopting the scheme, the utility model has the beneficial effects that:
the left spray rod lifting oil cylinder telescopically pulls the two steel wire ropes connected with the left spray rod to realize the lifting action of the left spray rod, and the right spray rod lifting oil cylinder telescopically pulls the two steel wire ropes connected with the right spray rod to realize the lifting action of the right spray rod.
Further, the folding device also comprises a first folding hydraulic cylinder and a second folding hydraulic cylinder;
a first connecting block is fixed at the left end of the first stretching cross beam and is mounted on a first lifting lug of the left folding arm and the second connecting block through a first rotating shaft; one end of the first folding hydraulic cylinder is hinged with the first extending beam through a second lifting lug, and the other end of the first folding hydraulic cylinder is hinged with the first lifting lug;
a third connecting block is fixed at the right end of the second stretching cross beam and is mounted on a third lifting lug of the right folding arm and the fourth connecting block through a second rotating shaft; one end of the second folding hydraulic cylinder is hinged with the second stretching cross beam through a fourth lifting lug, and the other end of the second folding hydraulic cylinder is hinged with the third lifting lug.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, first folding pneumatic cylinder promotes left folding arm and rotates, realizes the folding of left spray lance, and second folding pneumatic cylinder promotes right folding arm and rotates, realizes the folding of right spray lance, is convenient for transport and deposits.
Further, the middle vertical boom assembly comprises a middle vertical boom support frame, a fifth lifting lug, a second gear, a middle vertical boom assembly, a middle vertical oil cylinder fixing plate, a middle vertical oil cylinder and a first rack, and the fifth lifting lug is welded at the bottom of the middle boom support frame; the middle vertical spray rod support frame is arranged on the fifth lifting lug through a first rotating bolt; the second gear is fixed on the first rotating bolt; the middle vertical spray rod assembly is arranged on the middle vertical spray rod support frame; the middle vertical oil cylinder fixing plate is fixed at the bottom of the middle spray rod support frame; the middle vertical oil cylinder is fixed on the middle vertical oil cylinder fixing plate; one end of the first rack which is horizontally distributed is connected with a telescopic rod of the middle vertical oil cylinder, and the first rack is meshed with the second gear;
the left vertical boom assembly comprises a left vertical spray rod support frame, a sixth lifting lug, a third gear, a left vertical spray rod assembly, a left vertical oil cylinder fixing plate, a left vertical oil cylinder and a second rack, and the sixth lifting lug is welded at the bottom of the left spray rod support frame; the left vertical spray rod support frame is arranged on the sixth lifting lug through a second rotating bolt; the third gear is fixed on the second rotating bolt; the left vertical spray rod assembly is arranged on the left vertical spray rod support frame; the left vertical oil cylinder fixing plate is fixed at the bottom of the left spray rod support frame; the left vertical oil cylinder is fixed on the left vertical oil cylinder fixing plate; one end of the second rack which is horizontally distributed is connected with the telescopic rod of the left vertical oil cylinder, and the second rack is meshed with the third gear;
the right vertical boom assembly comprises a right vertical spray rod support frame, a seventh lifting lug, a fourth gear, a right vertical spray rod assembly, a right vertical oil cylinder fixing plate, a right vertical oil cylinder and a third rack, and the seventh lifting lug is welded at the bottom of the right spray rod support frame; the right vertical spray rod support frame is arranged on the seventh lifting lug through a third rotating bolt; the fourth gear is fixed on the third rotating bolt; the right vertical spray rod assembly is arranged on the right vertical spray rod support frame; the right vertical oil cylinder fixing plate is fixed at the bottom of the right spray rod supporting frame; the right vertical oil cylinder is fixed on the right vertical oil cylinder fixing plate; one end of the third rack which is horizontally distributed is connected with the telescopic rod of the right vertical oil cylinder, and the third rack is meshed with the fourth gear.
The middle vertical oil cylinder drives the first rack to move horizontally, the second gear meshed with the middle vertical oil cylinder is driven to rotate, the first rotating bolt fixed with the second gear rotates, and the middle vertical spray rod support frame fixedly connected with the first rotating bolt is driven to fold and retract.
The spray rod balance mechanism comprises two spray rod balance hoisting plates and a spray rod balance oil cylinder, the two spray rod balance hoisting plates are symmetrically distributed, one end of each spray rod balance hoisting plate is connected with the spray rod fixing frame through a bolt, and the other end of each spray rod balance hoisting plate is connected with the top of the middle spray rod supporting frame through a bolt; one end of the spray rod balance oil cylinder is connected with the spray rod fixing frame, and the other end of the spray rod balance oil cylinder is connected with the top of the middle spray rod supporting frame.
Adopt the beneficial effect that above-mentioned further technical scheme produced to be, two balanced hoist and mount boards of spray lance, spray lance mount top and middle spray lance support frame top constitute the unstable structure of class quadrangle, and when the unbalanced state appears, the balanced hydro-cylinder action of spray lance drives the unstable structure of class quadrangle motion to adjust balanced state.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural view of a spray bar adjustment mechanism provided by the present invention;
FIG. 2 is a front view of a spray bar adjustment mechanism provided in accordance with the present invention;
FIG. 3 is a schematic structural diagram of a hydraulic motor drive mechanism according to the present invention;
FIG. 4 is a schematic structural view of a cross-row boom sprayer provided by the utility model;
FIG. 5 is a front view of the left spray bar provided by the present invention;
FIG. 6 is a schematic structural diagram of portion A of FIG. 4 according to the present invention;
fig. 7 is a schematic structural diagram of a portion B in fig. 4 according to the present invention.
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.
As shown in fig. 1-3, the embodiment of the utility model discloses a spray rod adjusting mechanism, which comprises an extension fixing mechanism 1, a hydraulic motor driving mechanism 2, a first extension beam 3, a second extension beam 4, a first extension rack 5 and a second extension rack 6; the hydraulic motor driving mechanism 2 comprises a hydraulic motor 21, a flange 22 and a first gear 23, wherein the hydraulic motor 21 is fixed on the extension fixing mechanism 1 through the flange 22, and the first gear 23 is arranged on an output shaft of the hydraulic motor 21; the first stretching cross beam 3 and the second stretching cross beam 4 which are distributed up and down are respectively installed on the stretching fixing mechanism 1 in a sliding mode, the left end of the first stretching cross beam 3 is connected with the left spray rod 7, and the right end of the second stretching cross beam 4 is connected with the right spray rod 8; the first stretching rack 5 is fixed at the bottom end of the first stretching beam 3, the second stretching rack 6 is fixed at the top end of the second stretching beam 4, and the first stretching rack 5 and the second stretching rack 6 are meshed and connected through a first gear 23 between the first stretching rack and the second stretching rack. According to the utility model, the hydraulic motor 21 drives the first gear 23 to drive the first extension rack 5 and the second extension rack 6 to move in opposite directions, so that the first extension beam 3 and the second extension beam 4 are driven to move in extension until reaching a specified position, and the spanning type spray rod is adapted to different planting row spacings.
Specifically, the extension fixing mechanism 1 comprises an extension fixing plate 1-1, two first rollers 1-2, a second roller 1-3, a third roller 1-4 and two fourth rollers 1-5, and a hydraulic motor 21 is fixed on the extension fixing plate 1-1 through a flange 22; a first roller 1-2 and a second roller 1-3 which are distributed up and down are respectively arranged on the extension fixing plate 1-1, and a first extension beam 3 is embedded between the first roller 1-2 and the second roller 1-3 in a sliding way; the third roller 1-4 and the fourth roller 1-5 which are distributed up and down are respectively arranged on the extension fixing plate 1-1, and the second extension beam 4 is embedded and slidably arranged between the third roller 1-4 and the fourth roller 1-5.
Specifically, the stretching fixing mechanism 1 further comprises a plurality of limiting rollers 1-6, and the limiting rollers 1-6 are all fixed on the stretching fixing plate 1-1 and are respectively located above and below the first stretching cross beam 3 and above and below the second stretching cross beam 4.
As shown in fig. 1 to 7, the embodiment of the present invention further discloses a straddle-type boom sprayer, which includes the boom adjusting mechanism, the boom fixing frame 9 and the middle boom 10;
the spray rod fixing frame 9 is fixed on the machine tool through a four-bar mechanism; the four-bar mechanism realizes the lifting of the spray rod fixing frame 9 through the extension and contraction of the hydraulic oil cylinder. In the present embodiment, the implement refers to an agricultural implement such as a tractor.
The middle spray rod 10 comprises a middle spray rod support frame 101, a middle horizontal spray rod assembly 102 and two middle vertical spray rod assemblies 103, and the middle spray rod support frame 101 is fixed on the spray rod fixing frame 9; the extension fixing mechanism 1 is fixed on the middle spray rod support frame 101; the middle horizontal spray rod assembly 102 is arranged on the middle spray rod support frame 101; two middle vertical suspender assemblies 103 are respectively hinged at two ends of the bottom of the middle spray rod support frame 101;
the left spray rod 7 comprises a left spray rod support frame 71, a left folding arm 72, a left horizontal spray rod assembly 73, two left vertical boom assemblies 74 and a left spray rod lifting oil cylinder 75, and the left end of the first extending cross beam 3 is arranged on the left folding arm 72; the left spray rod support frame 71 is arranged on a second connecting block 76 at the bottom of the left folding arm 72 through a bolt; the left horizontal spray rod assembly 73 is arranged on the left spray rod support frame 71; two left vertical boom assemblies 74 are respectively hinged at two ends of the bottom of the left spray rod support frame 71; one end of a left spray rod lifting oil cylinder 75 is installed at the top of the left folding arm 72 through a bolt, and the other end of the left spray rod lifting oil cylinder 75 is connected with a first fixing plate 711 at the top extending end of the left spray rod supporting frame 71 through two steel wire ropes;
the right spray rod 8 comprises a right spray rod support frame 81, a right folding arm 82, a right horizontal spray rod assembly 83, two right vertical boom assemblies 84 and a right spray rod lifting oil cylinder 85, and the right end of the second extending cross beam 4 is installed on the right folding arm 82; the right boom support frame 81 is mounted on a fourth connecting block 86 at the bottom of the right folding arm 82 through a bolt; the right horizontal spray rod assembly 83 is arranged on the right spray rod support frame 81; two right vertical boom assemblies 84 are respectively hinged at two ends of the bottom of the right boom support frame 81; one end of a right spray rod lifting oil cylinder 85 is installed at the top of the right folding arm 82 through a bolt, and the other end of the right spray rod lifting oil cylinder 85 is connected with a second fixing plate 811 at the top extending end of the right spray rod supporting frame 81 through two steel wire ropes.
The left spray rod lifting oil cylinder 75 telescopically pulls the two steel wire ropes connected with the left spray rod lifting oil cylinder to realize the lifting action of the left spray rod 7, and the right spray rod lifting oil cylinder 85 telescopically pulls the two steel wire ropes connected with the right spray rod to realize the lifting action of the right spray rod 8.
Specifically, the folding device further comprises a first folding hydraulic cylinder 11 and a second folding hydraulic cylinder 12;
a first connecting block 31 is fixed at the left end of the first extending cross beam 3, and the first connecting block 31 is installed on the first lifting lug 721 and the second connecting block 76 of the left folding arm 72 through a first rotating shaft 34; one end of the first folding hydraulic cylinder 11 is hinged with the first extending beam 3 through a second lifting lug, and the other end of the first folding hydraulic cylinder 11 is hinged with the first lifting lug 721;
a third connecting block is fixed at the right end of the second extending cross beam 4 and is arranged on a third lifting lug and a fourth connecting block of the right folding arm 82 through a second rotating shaft; one end of the second folding hydraulic cylinder 12 is hinged to the second extending beam 4 through a fourth lifting lug, and the other end of the second folding hydraulic cylinder 12 is hinged to the third lifting lug.
Specifically, the middle vertical boom assembly 103 comprises a middle vertical boom support frame, a fifth lifting lug, a second gear, a middle vertical boom assembly, a middle vertical cylinder fixing plate, a middle vertical cylinder and a first rack, wherein the fifth lifting lug is welded at the bottom of the middle boom support frame 101; the middle vertical spray rod support frame is arranged on the fifth lifting lug through a first rotating bolt; the second gear is fixed on the first rotating bolt; the middle vertical spray rod assembly is arranged on the middle vertical spray rod support frame and is positioned below the extension fixing plate 1-1; the middle vertical oil cylinder fixing plate is fixed at the bottom of the middle spray rod support frame 101; the middle vertical oil cylinder is fixed on the middle vertical oil cylinder fixing plate; one end of a first rack which is horizontally distributed is connected with a telescopic rod of the middle vertical oil cylinder, and the first rack is meshed with a second gear;
the left vertical boom assembly 74 comprises a left vertical boom support 741, a sixth lifting lug 742, a third gear 743, a left vertical boom assembly 744, a left vertical cylinder fixing plate 745, a left vertical cylinder 746 and a second gear 747, and the sixth lifting lug 742 is welded to the bottom of the left boom support 71; a left vertical boom support 741 is mounted to the sixth lifting lug 742 by a second pivot bolt 748; the third gear 743 is fixed to the second rotating bolt 748; a left vertical spray rod assembly 744 is arranged on the left vertical spray rod support frame 741; a left vertical oil cylinder fixing plate 745 is fixed at the bottom of the left spray rod supporting frame 71; the left vertical oil cylinder 746 is fixed on the left vertical oil cylinder fixing plate 745; one end of a second rack 747 which is horizontally distributed is connected with the telescopic rod of the left vertical oil cylinder 746, and the second rack 747 is meshed with the third gear 743;
the right vertical boom assembly 84 comprises a right vertical boom support frame, a seventh lifting lug, a fourth gear, a right vertical boom assembly, a right vertical cylinder fixing plate, a right vertical cylinder and a third rack, and the seventh lifting lug is welded at the bottom of the right boom support frame 81; the right vertical spray rod support frame is arranged on a seventh lifting lug through a third rotating bolt; the fourth gear is fixed on the third rotating bolt; the right vertical spray rod assembly is arranged on the right vertical spray rod support frame; the right vertical oil cylinder fixing plate is fixed at the bottom of the right spray rod supporting frame 81; the right vertical oil cylinder is fixed on the right vertical oil cylinder fixing plate; one end of a third rack which is horizontally distributed is connected with the telescopic rod of the right vertical oil cylinder, and the third rack is meshed with the fourth gear.
Specifically, the spray rod balance device further comprises a spray rod balance mechanism 13, wherein the spray rod balance mechanism 13 comprises two spray rod balance hoisting plates 131 and a spray rod balance oil cylinder 132, the two spray rod balance hoisting plates 131 are symmetrically distributed, one end of each spray rod balance hoisting plate 131 is connected with the spray rod fixing frame 9 through a bolt, and the other end of each spray rod balance hoisting plate 131 is connected with the top of the middle spray rod support frame 101 through a bolt; one end of the spray rod balance oil cylinder 132 is connected with the spray rod fixing frame 9, and the other end of the spray rod balance oil cylinder 132 is connected with the top of the middle spray rod supporting frame 101.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (7)
1. A spray rod adjusting mechanism is characterized by comprising an extension fixing mechanism, a hydraulic motor driving mechanism, a first extension cross beam, a second extension cross beam, a first extension rack and a second extension rack; the hydraulic motor driving mechanism comprises a hydraulic motor, a flange and a first gear, the hydraulic motor is fixed on the extension fixing mechanism through the flange, and the first gear is installed on an output shaft of the hydraulic motor; the first stretching cross beam and the second stretching cross beam which are distributed up and down are respectively installed on the stretching fixing mechanism in a sliding mode, the left end of the first stretching cross beam is connected with the left spray rod, and the right end of the second stretching cross beam is connected with the right spray rod; the first stretching rack is fixed at the bottom end of the first stretching cross beam, the second stretching rack is fixed at the top end of the second stretching cross beam, and the first stretching rack and the second stretching rack are connected through the first gear in a meshed mode.
2. A boom adjustment mechanism according to claim 1 wherein said extension fixture comprises an extension fixture plate, a first roller, a second roller, a third roller and a fourth roller, said hydraulic motor being secured to said extension fixture plate by said flange; the first roller and the second roller which are distributed up and down are respectively arranged on the extension fixing plate, and the first extension cross beam is embedded and slidably arranged between the first roller and the second roller; the third roller and the fourth roller which are distributed up and down are respectively arranged on the extension fixing plate, and the second extension beam is embedded and slidably arranged between the third roller and the fourth roller.
3. The boom adjustment mechanism of claim 2 wherein said extension fixture further comprises a plurality of stop rollers, each of said plurality of stop rollers being mounted on said extension fixture plate above and below said first extension beam and above and below said second extension beam, respectively.
4. A straddle-type boom sprayer comprising a boom adjustment mechanism of any one of claims 1-3, a boom mount and an intermediate boom;
the spray rod fixing frame is fixed on the machine tool through a four-bar mechanism;
the middle spray rod comprises a middle spray rod support frame, a middle horizontal spray rod assembly and two middle vertical spray rod assemblies, and the middle spray rod support frame is fixed on the spray rod fixing frame; the extension fixing mechanism is fixed on the middle spray rod support frame; the middle horizontal spray rod assembly is arranged on the middle spray rod support frame; the two middle vertical suspender assemblies are respectively hinged at two ends of the bottom of the middle spray rod support frame;
the left spray rod comprises a left spray rod support frame, a left folding arm, a left horizontal spray rod assembly, two left vertical spray rod assemblies and a left spray rod lifting oil cylinder, and the left end of the first extending cross beam is arranged on the left folding arm; the left spray rod support frame is mounted on a second connecting block at the bottom of the left folding arm through a bolt; the left horizontal spray rod assembly is arranged on the left spray rod support frame; the two left vertical suspender assemblies are respectively hinged at two ends of the bottom of the left spray rod support frame; one end of the left spray rod lifting oil cylinder is mounted at the top of the left folding arm through a bolt, and the other end of the left spray rod lifting oil cylinder is connected with a first fixing plate at the top extending end of the left spray rod support frame through two steel wire ropes;
the right spray rod comprises a right spray rod support frame, a right folding arm, a right horizontal spray rod assembly, two right vertical suspension rod assemblies and a right spray rod lifting oil cylinder, and the right end of the second extending cross beam is installed on the right folding arm; the right spray rod support frame is installed on a fourth connecting block at the bottom of the right folding arm through a bolt; the right horizontal spray rod assembly is arranged on the right spray rod support frame; the two right vertical suspender assemblies are respectively hinged at two ends of the bottom of the right spray rod support frame; and one end of the right spray rod lifting oil cylinder is installed at the top of the right folding arm through a bolt, and the other end of the right spray rod lifting oil cylinder is connected with a second fixing plate at the top extending end of the right spray rod support frame through two steel wire ropes.
5. The cross-row boom sprayer of claim 4 further comprising a first folding hydraulic cylinder and a second folding hydraulic cylinder;
a first connecting block is fixed at the left end of the first stretching cross beam and is mounted on a first lifting lug of the left folding arm and the second connecting block through a first rotating shaft; one end of the first folding hydraulic cylinder is hinged with the first extending beam through a second lifting lug, and the other end of the first folding hydraulic cylinder is hinged with the first lifting lug;
a third connecting block is fixed at the right end of the second stretching cross beam and is mounted on a third lifting lug of the right folding arm and the fourth connecting block through a second rotating shaft; one end of the second folding hydraulic cylinder is hinged with the second stretching cross beam through a fourth lifting lug, and the other end of the second folding hydraulic cylinder is hinged with the third lifting lug.
6. The straddle-type boom sprayer of claim 5, wherein the intermediate vertical boom assembly comprises an intermediate vertical boom support frame, a fifth lug, a second gear, an intermediate vertical boom assembly, an intermediate vertical cylinder attachment plate, an intermediate vertical cylinder, and a first rack, the fifth lug being welded to a bottom of the intermediate boom support frame; the middle vertical spray rod support frame is arranged on the fifth lifting lug through a first rotating bolt; the second gear is fixed on the first rotating bolt; the middle vertical spray rod assembly is arranged on the middle vertical spray rod support frame; the middle vertical oil cylinder fixing plate is fixed at the bottom of the middle spray rod support frame; the middle vertical oil cylinder is fixed on the middle vertical oil cylinder fixing plate; one end of the first rack which is horizontally distributed is connected with a telescopic rod of the middle vertical oil cylinder, and the first rack is meshed with the second gear;
the left vertical boom assembly comprises a left vertical spray rod support frame, a sixth lifting lug, a third gear, a left vertical spray rod assembly, a left vertical oil cylinder fixing plate, a left vertical oil cylinder and a second rack, and the sixth lifting lug is welded at the bottom of the left spray rod support frame; the left vertical spray rod support frame is arranged on the sixth lifting lug through a second rotating bolt; the third gear is fixed on the second rotating bolt; the left vertical spray rod assembly is arranged on the left vertical spray rod support frame; the left vertical oil cylinder fixing plate is fixed at the bottom of the left spray rod support frame; the left vertical oil cylinder is fixed on the left vertical oil cylinder fixing plate; one end of the second rack which is horizontally distributed is connected with the telescopic rod of the left vertical oil cylinder, and the second rack is meshed with the third gear;
the right vertical boom assembly comprises a right vertical spray rod support frame, a seventh lifting lug, a fourth gear, a right vertical spray rod assembly, a right vertical oil cylinder fixing plate, a right vertical oil cylinder and a third rack, and the seventh lifting lug is welded at the bottom of the right spray rod support frame; the right vertical spray rod support frame is arranged on the seventh lifting lug through a third rotating bolt; the fourth gear is fixed on the third rotating bolt; the right vertical spray rod assembly is arranged on the right vertical spray rod support frame; the right vertical oil cylinder fixing plate is fixed at the bottom of the right spray rod supporting frame; the right vertical oil cylinder is fixed on the right vertical oil cylinder fixing plate; one end of the third rack which is horizontally distributed is connected with the telescopic rod of the right vertical oil cylinder, and the third rack is meshed with the fourth gear.
7. The straddle-type boom sprayer according to claim 5, further comprising a boom balancing mechanism, wherein the boom balancing mechanism comprises two boom balancing lifting plates and a boom balancing cylinder, the two boom balancing lifting plates are symmetrically distributed, one end of each boom balancing lifting plate is connected with the boom fixing frame through a bolt, and the other end of each boom balancing lifting plate is connected with the top of the middle boom supporting frame through a bolt; one end of the spray rod balance oil cylinder is connected with the spray rod fixing frame, and the other end of the spray rod balance oil cylinder is connected with the top of the middle spray rod supporting frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220072047.9U CN216601412U (en) | 2022-01-12 | 2022-01-12 | Spray lance adjusting mechanism and straddle-type spray lance spraying machine comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220072047.9U CN216601412U (en) | 2022-01-12 | 2022-01-12 | Spray lance adjusting mechanism and straddle-type spray lance spraying machine comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN216601412U true CN216601412U (en) | 2022-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220072047.9U Withdrawn - After Issue CN216601412U (en) | 2022-01-12 | 2022-01-12 | Spray lance adjusting mechanism and straddle-type spray lance spraying machine comprising same |
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| Country | Link |
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| CN (1) | CN216601412U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114145283A (en) * | 2022-01-12 | 2022-03-08 | 新疆农垦科学院 | Spray rod adjusting mechanism and cross-row type spray rod spraying machine comprising same |
-
2022
- 2022-01-12 CN CN202220072047.9U patent/CN216601412U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114145283A (en) * | 2022-01-12 | 2022-03-08 | 新疆农垦科学院 | Spray rod adjusting mechanism and cross-row type spray rod spraying machine comprising same |
| CN114145283B (en) * | 2022-01-12 | 2024-06-25 | 新疆农垦科学院 | Spray boom adjusting mechanism and stride-type spray boom sprayer comprising same |
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