Suspension type double-folding spray boom and boom sprayer

Abstract

The utility model discloses a suspension type double-folding spray boom and a boom sprayer. The suspension type double-folding spray boom comprises a main beam located in the middle. The spraying rod section assemblies are hinged to the two ends of the main beam, hydraulic oil cylinders are symmetrically arranged on the main beam, and the hydraulic oil cylinders are used for driving the spraying rod section assemblies on the corresponding sides to be unfolded and folded; the spray rod section assembly is divided into a side section hinged to the main beam and a tail section hinged to the side section. At least the tail section is provided with a U-shaped buckle, and the U-shaped buckle can move in the extending direction of the spraying rod so as to fix a pipeline. The whole structure of the spraying rod is simplified, the problems that in the prior art, the tail section of a spraying device is prone to being damaged, the using working condition is limited, and the working environment is limited are solved, and the spraying rod has the advantages of being wide in spraying adaptability, capable of spraying in land parcels where trees grow without stopping, convenient to operate, free of being operated by multiple persons, simple in structure, convenient to install and maintain and low in cost. The service life is long, and the fatigue of operators is relieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to agricultural machinery technical field especially relates to a kind of suspension type double folding spray boom and spray boom sprayer. BACKGROUND

[0002] With the continuous development of agricultural automation, crop pesticide spraying also gradually adopts mechanized spraying. Spray boom sprayer is the most common pesticide spraying machine.

[0003] At present, the folding spray boom of spray boom sprayer has the following problems:

[0004] 1. More parts, complex and tedious assembly process;

[0005] 2. The last section is not provided with a scratch-proof structure, which is easy to damage;

[0006] 3. The spray boom shape is fixed, and the spray pipeline cannot be replaced, which has limitations in use;

[0007] 4. Complicated operation, increasing the amount of driver operation.

[0008] Therefore, based on the above technical problems, the skilled in the art needs to develop a kind of suspension type double folding spray boom and spray boom sprayer. INVENTION CONTENTS

[0009] The utility model aims at providing a kind of suspension type double folding spray boom and spray boom sprayer, which is simple in structure, the last section is provided with a scratch-proof structure, easy to operate, and has wide adaptability, realizes the spraying operation under different ridge distance.

[0010] In order to achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0011] The suspension type double folding spray boom of the utility model, the spray boom comprises:

[0012] The main beam located in the middle position; and

[0013] The spray boom section assembly hinged to the two ends of the main beam, the main beam is provided with a hydraulic cylinder symmetrically, and the hydraulic cylinder is used to drive the spray boom section assembly on the corresponding side to unfold and store;

[0014] The spray boom section assembly is divided into side section hinged with the main beam, and last section hinged with the side section;

[0015] At least U-shaped buckle is installed on the last section, and the U-shaped buckle can move along the extension direction of spray boom to fix the pipeline.

[0016] Further, the main beam is provided with a hydraulic cylinder mounting seat symmetrically;

[0017] The cylinder body of the hydraulic cylinder is rotationally connected to the hydraulic cylinder mounting seat, and the cylinder rod of the hydraulic cylinder extends to the joint of the main beam and the side section and is connected with the connecting rod structure to drive the spray rod section assembly to move.

[0018] Further, the end of the main beam is provided with a matching plate, and the side section is provided with a connecting plate at one end matched with the main beam;

[0019] The connecting plate is rotationally connected to the main beam through a rotating shaft, the matching plate is formed with a groove, and the position of the connecting plate matched with the groove of the matching plate is protrusively formed as a convex part;

[0020] When the hydraulic cylinder drives the side section to expand to a horizontal position through the cylinder rod and the connecting rod structure, the convex part of the connecting plate is embedded in the groove of the matching plate.

[0021] Further, the connecting plate is provided with a sliding groove, and the connecting part of the cylinder rod of the hydraulic cylinder and the connecting rod structure is slidingly connected in the sliding groove.

[0022] Further, the end section and the side section are connected through an anti-scratch structure;

[0023] The side section and the anti-scratch structure are connected through a crescent plate set, and one end of the connecting rod structure away from the hydraulic cylinder is connected with the crescent plate set;

[0024] The crescent plate set includes two crescent plates, and the upper ends of the two crescent plates are rotationally connected through a rotating shaft, the lower end of one of the crescent plates is rotationally connected with the side section, and the lower end of the other crescent plate is rotationally connected with the anti-scratch structure.

[0025] Further, the anti-scratch structure includes:

[0026] a first rotating frame connected with the side section;

[0027] a second rotating frame connected with the end section; and

[0028] a rotating rod connected between the first rotating frame and the second rotating frame.

[0029] Further, the end section and the side section are provided with a limiting block and a shock-absorbing rubber stack, the limiting block is connected with the end section, and the shock-absorbing rubber stack has a groove capable of accommodating the side section;

[0030] When the end section and the side section are in a storage state, the side section is embedded in the groove of the shock-absorbing rubber stack.

[0031] Further, the inside of the side section and the end section are both provided with reinforcing ribs;

[0032] The length of the reinforcing rib located in the middle region of the side section is greater than the length of the reinforcing rib in other positions.

[0033] The utility model discloses a spray boom sprayer, the spray boom sprayer is integrated with the suspension type double folding spray boom as defined above.

[0034] In the above technical scheme, the utility model provides a suspension type double folding spray boom and spray boom sprayer have the following beneficial effects:

[0035] The spray boom has simple overall structure, overcomes the problems of easy damage of the last section of the spraying device, limited use condition and limited working environment in the prior art, has wide spraying adaptability, can spray in the land with trees without stopping, is convenient to operate, the device does not need to be operated by multiple persons, has simple structure, is convenient to install and maintain, has long service life and reduces the fatigue degree of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0036] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments described in the utility model, and other drawings can be obtained according to the drawings for those skilled in the art.

[0037] Fig. 1 A structure schematic view of the suspension type double folding spray boom provided by the utility model embodiment is shown in the figure.

[0038] Fig. 2 A structure schematic view of the single-side spray boom section assembly of the suspension type double folding spray boom provided by the utility model embodiment is shown in the figure.

[0039] Fig. 3 A structure schematic view of the double-side spray boom section assembly of the suspension type double folding spray boom provided by the utility model embodiment is shown in the figure.

[0040] Explanation of reference signs:

[0041] 1, main beam; 2, spray boom section assembly; 3, scratch-proof assembly; 4, limiting block and damping rubber stack; 5, U-shaped buckle; 6, connecting rod structure; 7, reinforcing rib;

[0042] 101, hydraulic oil cylinder mounting seat; 102, hydraulic oil cylinder; 103, matching plate; 104, groove;

[0043] 201, side section; 202, last section; 203, connecting plate; 204, convex part; 205, sliding groove;

[0044] 301, first rotating frame; 302, second rotating frame; 303, rotating rod;

[0045] 601, crescent plate. DETAILED DESCRIPTION

[0046] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0047] Referring to Figs. 1 to 3 as shown in the figure;

[0048] The suspension type double folding spray rod of the embodiment comprises:

[0049] a main beam 1 located at a middle position; and

[0050] spray rod section assemblies 2 hinged at both ends of the main beam 1, the main beam 1 being symmetrically provided with hydraulic oil cylinders 102, and the hydraulic oil cylinders 102 being used to drive the spray rod section assemblies 2 on the corresponding side to unfold and be stored;

[0051] The spray rod section assemblies 2 are divided into side sections 201 hinged with the main beam 1 and end sections 202 hinged with the side sections 201;

[0052] At least the end sections 202 are provided with U-shaped buckles 5, and the U-shaped buckles 5 can move along the extension direction of the spray rod to fix the pipelines.

[0053] Specifically, the utility model discloses a suspension type double folding spray rod, which comprises a main beam 1 and spray rod section assemblies 2 at both ends of the main beam 1, the spray rod section assemblies 2 of the embodiment are divided into side sections 201 and end sections 202; wherein the side sections 201 and the end sections 202 of the spray rod section assemblies 2 are driven to unfold and be stored through the hydraulic oil cylinders 102 on the main beam 1; in order to fix the pipelines with different spraying distances to adapt to the spraying operation requirements of different ridge distances, the end sections 202 and / or the side sections 201 of the embodiment can be provided with movable U-shaped buckles 5, so that the device can be ensured not to be limited by the use of the land.

[0054] Preferably, the main beam 1 of the embodiment is symmetrically provided with hydraulic oil cylinder mounting seats 101; the cylinder body of the hydraulic oil cylinder 102 is rotatably connected to the hydraulic oil cylinder mounting seat 101, the cylinder rod of the hydraulic oil cylinder 102 extends to the connection position of the main beam 1 and the side section 201 and is connected with the connecting rod structure 6 to drive the spray rod section assemblies 2 to move.

[0055] Wherein, the end of the main beam 1 of the embodiment is provided with a matching plate 103, and the side section 201 and the main beam 1 are provided with a connecting plate 203 at one end;

[0056] The connecting plate 203 is rotatably connected with the main beam 1 through a rotating shaft, the matching plate 103 is formed with a groove 104, and the position where the connecting plate 203 cooperates with the groove 104 of the matching plate 103 is protruded to form a convex part 204;

[0057] When the hydraulic cylinder 102 drives the side section 201 to expand to a horizontal position through the cylinder rod and the connecting rod structure 6 , the protrusion of the connecting plate 203 is embedded in the groove 104 of the matching plate 103 .

[0058] The connecting plate 203 of this embodiment is provided with a sliding groove 205 , and the connecting portion between the cylinder rod of the hydraulic cylinder 102 and the connecting rod structure 6 is slidably connected in the sliding groove 205 .

[0059] This embodiment further defines the connection structure between the main beam 1 and the side section 201 , and the two are rotationally connected through the connecting plate 203 and the matching plate 103 . At the same time, in order to adapt to the unfolded structure, the protrusion 204 of the connecting plate 203 is designed to be adapted to the groove 104 of the matching plate 103 .

[0060] In order to achieve the anti-scratch function of the boom section, the end section 202 and the side section 201 of this embodiment are connected by an anti-scratch structure 3;

[0061] The side section 201 and the anti-scratch structure 3 are connected via a crescent plate assembly, and the end of the connecting rod structure 6 away from the hydraulic cylinder 102 is connected to the crescent plate assembly;

[0062] The crescent plate group includes two crescent plates 601 , the upper ends of the two crescent plates 601 are rotatably connected via a rotating shaft, the lower end of one crescent plate 601 is rotatably connected to the side section 201 , and the lower end of the other crescent plate 601 is rotatably connected to the anti-scratch structure 3 .

[0063] The anti-scratch structure 3 of this embodiment includes a first rotating frame 301 connected to the side section 201, a second rotating frame 302 connected to the end section 202, and a rotating rod 303 connected between the first rotating frame 301 and the second rotating frame 302. When the end section 202 encounters an obstacle, the anti-scratch structure 3 can achieve the obstacle avoidance function by driving the end section 202 to rotate through the rotational connection of the first rotating frame 301, the second rotating frame 302, and the rotating rod 303, ensuring that the spray boom is not damaged.

[0064] In order to ensure that the spray boom of the end section 202 remains parallel to the side section 201 after being retracted, and also to ensure that the spray boom will not unfold during the driving of the vehicle and there is no abnormal sound of metal collision, a limit block and a shock-absorbing rubber pile 4 are set between the end section 202 and the side section 201 of this embodiment. The limit block is connected to the end section 202, and the shock-absorbing rubber pile has a groove that can accommodate the side section 201; specifically: when the end section 202 and the side section 201 are in the retracted state, the side section 201 is embedded in the groove of the shock-absorbing rubber pile.

[0065] In order to improve the structural strength, the side sections 201 and the end sections 202 of this embodiment are both provided with reinforcing ribs 7;

[0066] As preferred, the length of the reinforcing rib 7 in the middle region of the side section 201 is greater than the length of the reinforcing rib 7 in other positions.

[0067] In use, when the spray boom is deployed, the hydraulic cylinder 102 pushes the link structure 6 to move, and the side section 201 is deployed to a horizontal state, and then the hydraulic cylinder 102 continues to push the link structure 6 to move until the end section 202 is deployed to a horizontal position, so as to complete the full deployment of the spray boom section assembly 2.

[0068] When the spray boom is retracted, the hydraulic cylinder 102 pulls the link structure 6 to move, and the end section 202 is retracted to a position parallel to the side section 201, and then the side section is accommodated in the groove of the shock-absorbing rubber stack, and the hydraulic cylinder 102 continues to pull the link structure 6 to move until the side section 202 is retracted in place, so as to complete the full retraction of the spray boom section assembly 2.

[0069] The utility model discloses a spray boom sprayer, the spray boom sprayer is integrated with the suspension type double folding spray boom as above.

[0070] In the above technical scheme, the utility model provides a suspension type double folding spray boom and spray boom sprayer, which has the following beneficial effects:

[0071] The spray boom has a simplified overall structure, overcomes the problems of easy damage of the end section of the spraying device, limited use conditions and limited working environment in the prior art, has wide spraying adaptability, can spray in a tree block without stopping, is convenient to operate, the device does not need to be operated by multiple persons, has simple structure, is convenient to install and maintain, has long service life and reduces the fatigue degree of an operator.

[0072] The above only describes some exemplary embodiments of the utility model by way of illustration, and it is needless to say that those skilled in the art can modify the described embodiments in various different ways without departing from the spirit and scope of the utility model. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the utility model claims.

Claims

1. Suspended double folding spray boom, characterized by: The boom includes: a main beam (1) located in the middle; and Spray boom section assemblies (2) are hinged to both ends of the main beam (1), and hydraulic cylinders (102) are symmetrically arranged on the main beam (1), and the hydraulic cylinders (102) are used to drive the spray boom section assembly (2) on the corresponding side to unfold and retract; The boom section assembly (2) is divided into a side section (201) hinged to the main beam (1), and a terminal section (202) hinged to the side section (201); At least the end section (202) is equipped with a U-shaped buckle (5), and the U-shaped buckle (5) can move along the extension direction of the spray boom to fix the pipeline.

2. The suspended double-folding spray boom according to claim 1, characterized in that: A hydraulic cylinder mounting seat (101) is symmetrically arranged on the main beam (1); The cylinder body of the hydraulic cylinder (102) is rotatably connected to the hydraulic cylinder mounting seat (101), and the cylinder rod of the hydraulic cylinder (102) extends to the connection between the main beam (1) and the side section (201) and is connected to the connecting rod structure (6) to drive the boom section assembly (2) to move.

3. The suspended double-folding spray boom according to claim 2, characterized in that: The end of the main beam (1) is provided with a matching plate (103), and the end of the side section (201) matching with the main beam (1) is provided with a connecting plate (203); The connecting plate (203) is rotatably connected to the main beam (1) via a rotating shaft, the matching plate (103) is formed with a groove (104), and the position where the connecting plate (203) matches the groove (104) of the matching plate (103) is protruded to form a convex portion (204); When the hydraulic oil cylinder (102) drives the side section (201) to unfold to a horizontal position through the cylinder rod and the connecting rod structure (6), the protrusion of the connecting plate (203) is embedded in the groove (104) of the matching plate (103).

4. The suspended double-folding spray boom according to claim 3, characterized in that: The connecting plate (203) is provided with a sliding groove (205), and the connecting portion between the cylinder rod of the hydraulic oil cylinder (102) and the connecting rod structure (6) is slidably connected in the sliding groove (205).

5. The suspended double-folding spray boom according to claim 2, characterized in that: The end section (202) and the side section (201) are connected via an anti-scratch structure (3); The side section (201) and the anti-scratch structure (3) are connected via a crescent plate group, and the end of the connecting rod structure (6) away from the hydraulic cylinder (102) is connected to the crescent plate group; The crescent plate group comprises two crescent plates (601), the upper ends of the two crescent plates (601) are rotatably connected via a rotating shaft, the lower end of one of the crescent plates (601) is rotatably connected to the side section (201), and the lower end of the other crescent plate (601) is rotatably connected to the anti-scratch structure (3).

6. The suspended double-folding spray boom according to claim 5, characterized in that: The anti-scratch structure (3) comprises: a first rotating frame (301) connected to the side section (201); a second rotating frame (302) connected to the end section (202); and A rotating rod (303) is connected between the first rotating frame (301) and the second rotating frame (302).

7. The suspended double-folding spray boom according to claim 5, characterized in that: A limit block and a shock-absorbing rubber pile (4) are provided between the end section (202) and the side section (201), the limit block is connected to the end section (202), and the shock-absorbing rubber pile has a groove capable of accommodating the side section (201); When the end section (202) and the side section (201) are in the stored state, the side section (201) is embedded in the groove of the shock-absorbing rubber pile.

8. The suspended double-folding spray boom according to claim 1, characterized in that: The side sections (201) and the end section (202) are both provided with reinforcing ribs (7); The length of the reinforcing rib (7) located in the middle area of ​​the side section (201) is greater than the length of the reinforcing rib (7) at other positions.

9. Boom sprayer, characterized in that: The boom sprayer is integrated with a suspended double-folding spray boom according to any one of claims 1 to 8.

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