Crossed type anti-scraping folding pesticide spraying rod of agricultural spraying machine

By designing a cross-shaped, scratch-resistant, foldable spraying rod and employing a telescopic storage mechanism and a linkage mechanism, the space occupation problem caused by the inability to fold the spraying rod was solved, enabling flexible transportation and storage. Furthermore, it automatically returns to its normal state when encountering obstacles, improving the practicality and convenience of the spraying device.

CN224098562UActive Publication Date: 2026-04-10SHIJIAZHUANG JIAYIN AGRI MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-05-06
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

The existing agricultural sprayers have a fixed spray bar structure that cannot be folded, which results in a large space occupation when not in use, making them inconvenient for transportation and storage.

Method used

A cross-type anti-scratch folding spraying rod for agricultural sprayers was designed. It adopts a crossbeam, a folding arm assembly and a telescopic storage mechanism. The folding and unfolding of the spraying rod is realized through the hinge seat, telescopic storage mechanism and linkage mechanism. Combined with the pull lock device and anti-scratch mechanism, the stability and anti-scratch performance of the spraying rod are ensured during use.

Benefits of technology

The sprayer can be folded flexibly, reducing space occupation and improving the convenience of transportation and storage. It can also automatically return to normal when encountering obstacles to avoid damage.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of cross-type scratch-resistant folding pesticide spraying rods, in particular to a cross-type scratch-resistant folding pesticide spraying rod of an agricultural sprayer, which comprises a cross beam, a telescopic storage mechanism and a folding arm component, hinge seats are mounted at the left end and the right end of the cross beam, and the hinge seats and the cross beam are obliquely arranged; the folding arm assembly is pushed by the telescopic storage mechanism to outwards unfold a section of rod arm, after the section of rod arm is unfolded in place, a telescopic rod of the telescopic storage mechanism continues to be pushed in an end sliding way of the section of rod arm, and therefore the folding arm assembly can be folded and unfolded in place. The push-pull rod is driven to push the connecting rod mechanism at the joint of the first-section rod arm and the second-section rod arm to enable the second-section rod arm to be unfolded outwards to complete the unfolding action, one end of the second-section rod arm is provided with an anti-scraping mechanism, the second-section rod arm can swing by a certain angle when scraping an obstacle in operation, and the second-section rod arm automatically returns to the normal state after passing through the obstacle, so that the spray rod is prevented from being damaged.
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Description

TECHNICAL FIELD

[0001] The utility model relates to cross type scratchproof folding medicine spraying pole technical field, concretely is a kind of cross type scratchproof folding medicine spraying pole of agricultural spraying machine. BACKGROUND

[0002] Under the background of modern agricultural production, with the rapid development of science and technology and the continuous expansion of agricultural production scale, the requirements of agricultural production efficiency and quality are increasingly improved, and the performance of agricultural spraying machine as one of the core equipment for realizing pesticide spraying, fertilization and other important field operations is directly related to the growth condition and final yield and quality of crops, and the medicine spraying pole as the key component of agricultural spraying machine, like the "arm" of spraying machine, undertakes the important mission of accurately and uniformly spraying pesticide or fertilizer to crops.

[0003] At present, the common agricultural spraying machine medicine spraying in market is fixed structure, cannot be folded to improve flexibility, leading to occupy larger space when not using, inconvenient to transport and store, and has certain limitation, for this, we propose a new type of cross type scratchproof folding medicine spraying pole of agricultural spraying machine. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of cross type scratchproof folding medicine spraying pole of agricultural spraying machine to solve the problem that the common agricultural spraying machine medicine spraying in market cannot be folded to improve flexibility in the above background technology, leading to occupy larger space when not using, inconvenient to transport and store.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of cross type scratchproof folding medicine spraying pole of agricultural spraying machine, including crossbeam, folding arm assembly and telescopic storage mechanism, the left and right ends of the crossbeam are equipped with hinged seat, the hinged seat is inclined with crossbeam, and the left and right ends hinged seat are opposite in inclined direction, the upper of the hinged seat is provided with telescopic storage mechanism, the upper of the crossbeam is provided folding arm assembly, the folding arm assembly includes a section of lever arm, second lever arm and push-pull rod, one end of the section of lever arm is hinged with hinged seat, telescopic rod is connected with the section of lever arm and is arranged in telescopic storage mechanism, the end of the section of lever arm away from hinged seat is hinged with second lever arm, the end of the section of lever arm is provided with slide, push-pull rod is installed in the inside of slide, the push-pull rod is movably arranged in slide, connecting rod mechanism is installed at the connecting place of the section of lever arm and second lever arm.

[0007] Preferably, one end of the push-pull rod is connected with the telescopic rod, and the other end of the push-pull rod is connected with the connecting rod mechanism at the connecting place of the section of lever arm and second lever arm.

[0008] Preferably, the second section of the rod arm is provided with a zipper device above the first section of the rod arm, the zipper device comprises a steel wire rope, a zipper and a tension spring, one end of the steel wire rope is fixedly connected to the side of the first section of the rod arm away from the hinge seat, the other end of the steel wire rope extends along the first section of the rod arm and is connected to the zipper, the zipper is installed at the hinge between the first section of the rod arm and the second section of the rod arm, one end of the tension spring is connected to the side of the zipper away from the steel wire rope, and the other end of the tension spring is connected to the side of the first section of the rod arm close to the hinge seat.

[0009] Preferably, the second section of the rod arm is provided with a scratch prevention mechanism away from the hinge end of the first section of the rod arm, the scratch prevention mechanism comprises a swing connecting piece and an elastic reset piece, the swing connecting piece is located at the end of the second section of the rod arm, and the elastic reset piece is located at the outer side of the swing connecting piece, one end of the elastic reset piece is connected to the scratch prevention component, and the other end of the elastic reset piece is connected to the second section of the rod arm.

[0010] Preferably, the telescopic rod drives the connecting rod mechanism to fold the second section of the rod arm inward, and the telescopic rod drives the first section of the rod arm to fold inward, so that the folded arms above the cross beam present a cross shape.

[0011] Preferably, the cross beam is a hollow structure, part of components of the telescopic storage mechanism can be stored in the hollow cavity of the cross beam, and the inclination angle of the hinge seat and the cross beam ranges from 30° to 60°.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. The cross type scratch prevention folding pesticide spraying rod of the agricultural spraying machine is characterized in that the telescopic storage mechanism drives the folded arm assembly to unfold the first section of the rod arm outward, the telescopic rod of the telescopic storage mechanism continues to drive in the end channel of the first section of the rod arm, drives the connecting rod mechanism at the connection between the first section of the rod arm and the second section of the rod arm to unfold the second section of the rod arm outward, completes the unfolding action, the first end of the second section of the rod arm is provided with a scratch prevention mechanism, and when the second section of the rod arm scratches an obstacle during operation, the second section of the rod arm can swing by a certain angle and automatically restore to the normal state after passing through the obstacle, so that the spraying rod is prevented from being damaged.

[0014] 2. The cross type scratch prevention folding pesticide spraying rod of the agricultural spraying machine is characterized in that when the storage is completed, the unfolded arms on both sides present a cross shape, so that the space occupied during storage is reduced, and the practicality and convenience of the pesticide spraying device are improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic diagram of the utility model;

[0016] Figure 2 It is a whole structure schematic diagram of the utility model from the front view;

[0017] Figure 3 It is a whole structure schematic diagram of the utility model from the side view;

[0018] Figure 4 The unfolded schematic view of the folding arm assembly of the utility model.

[0019] In the figure: 1, crossbeam; 2, folding arm assembly; 201, one section of lever arm; 202, two sections of lever arm; 203, push-pull rod; 204, telescopic rod; 205, slide; 206, connecting rod mechanism; 3, telescopic storage mechanism; 4, hinged seat; 5, zipper device; 501, steel wire rope; 502, zipper; 503, tension spring; 6, scratch prevention mechanism; 601, swing connecting piece; 602, elastic reset piece. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0021] Please refer to Figures 1-4 The utility model provides a technical scheme:

[0022] A cross type scratch prevention folding pesticide spraying rod of agricultural spraying machine, including crossbeam 1, folding arm assembly 2 and telescopic storage mechanism 3, the left and right ends of crossbeam 1 are installed with hinged seat 4, hinged seat 4 is arranged with crossbeam 1 and is inclined, and the left and right ends hinged seat 4 are opposite in the direction of inclination, and the upper portion of hinged seat 4 is provided with telescopic storage mechanism 3, and the upper portion of crossbeam 1 is provided with folding arm assembly 2, folding arm assembly 2 includes one section of lever arm 201, two sections of lever arm 202 and push-pull rod 203, one end of one section of lever arm 201 is hinged with hinged seat 4, and telescopic storage mechanism 3 is connected with one section of lever arm 201 and is provided with telescopic rod 204, one end of one section of lever arm 201 away from hinged seat 4 is hinged with two sections of lever arm 202, and the end of one section of lever arm 201 is provided with slide 205, and push-pull rod 203 is installed in the inside of slide 205, and push-pull rod 203 is movably arranged in slide 205, and connecting rod mechanism 206 is installed at the connecting place of one section of lever arm 201 and two sections of lever arm 202, one section of lever arm 201 is unfolded by telescopic storage mechanism 3, after one section of lever arm 201 is unfolded in place, telescopic rod 204 of telescopic storage mechanism 3 continues to push in the end slide 205 of one section of lever arm 201, and drives push-pull rod 203 to push connecting rod mechanism 206 at the connecting place of one section of lever arm 201 and two sections of lever arm 202, so that two sections of lever arm 202 are unfolded outward, and the unfolding action is completed.

[0023] In this embodiment, preferably, one end of the push-pull rod 203 is connected with the telescopic rod 204, the other end of the push-pull rod 203 is connected with the connecting rod mechanism 206 at the connection position of the first rod arm 201 and the second rod arm 202, when the telescopic rod 204 is pushed in the slide 205, the push-pull rod 203 is driven to push the connecting rod mechanism 206, so that the second rod arm 202 is unfolded outward around the hinge position of the first rod arm 201.

[0024] In this embodiment, preferably, the second rod arm 202 is provided with a zipper device 5 above the first rod arm 201, the zipper device 5 includes a steel wire rope 501, a zipper 502 and a tension spring 503, one end of the steel wire rope 501 is fixedly connected with the first rod arm 201 at a side away from the hinge seat 4, the other end of the steel wire rope 501 extends along the first rod arm 201 and is connected with the zipper 502, the zipper 502 is installed at the hinge position of the first rod arm 201 and the second rod arm 202, one end of the tension spring 503 is connected with the zipper 502 at a side away from the steel wire rope 501, the other end of the tension spring 503 is connected with the first rod arm 201 at a side close to the hinge seat 4, when the first rod arm 201 is unfolded to a certain angle, the steel wire rope 501 is tensioned, the zipper 502 is pulled to unlock the second rod arm 202 against the tension of the tension spring 503; when the first rod arm 201 is folded inward to a certain angle, the steel wire rope 501 loses tension, the zipper 502 is reset and locks the second rod arm 202 under the action of the tension spring 503, so that the second rod arm 202 and the first rod arm 201 are firmly locked.

[0025] In this embodiment, preferably, the second rod arm 202 is provided with a zipper device 5 above the first rod arm 201, the zipper device 5 includes a steel wire rope 501, a zipper 502 and a tension spring 503, one end of the steel wire rope 501 is fixedly connected with the first rod arm 201 at a side away from the hinge seat 4, the other end of the steel wire rope 501 extends along the first rod arm 201 and is connected with the zipper 502, the zipper 502 is installed at the hinge position of the first rod arm 201 and the second rod arm 202, one end of the tension spring 503 is connected with the zipper 502 at a side away from the steel wire rope 501, the other end of the tension spring 503 is connected with the first rod arm 201 at a side close to the hinge seat 4, when the first rod arm 201 is unfolded to a certain angle, the steel wire rope 501 is tensioned, the zipper 502 is pulled to unlock the second rod arm 202 against the tension of the tension spring 503; when the first rod arm 201 is folded inward to a certain angle, the steel wire rope 501 loses tension, the zipper 502 is reset and locks the second rod arm 202 under the action of the tension spring 503, so that the second rod arm 202 and the first rod arm 201 are firmly locked.

[0026] In this embodiment, preferably, the telescopic rod 204 drives the connecting rod mechanism 206 to fold the second rod arm 202 inward, and the telescopic rod 204 pulls the first rod arm 201 to fold inward, so that the folding arms above the cross beam 1 present a cross shape, the unfolding arms on both sides present a cross shape, thereby reducing the space occupied in storage and improving the practicality and convenience of the pesticide spraying device.

[0027] In this embodiment, preferably, the cross beam 1 is a hollow structure, part of the components of the telescopic storage mechanism 3 can be stored in the hollow cavity of the cross beam 1, the inclination angle of the hinge seat 4 and the cross beam 1 ranges from 30° to 60°, through the internal hollow structure, the folding arms can be conveniently folded and stored inside, thereby improving the space utilization.

[0028] The cross type scratch-proof folding pesticide spraying rod of the agricultural spraying machine of the embodiment is used, the folding arm assembly 2 is pushed outward by the telescopic storage mechanism 3 to expand a rod arm 201, when the rod arm 201 is expanded to a certain angle, the steel wire rope 501 of the zipper 502 device 5 is tensioned to unlock the second rod arm 202, after the rod arm 201 is expanded to the position, the telescopic rod 204 of the telescopic storage mechanism 3 continues to push in the end slide 205 of the rod arm 201, and drives the push-pull rod 203 to push the connecting rod mechanism 206 at the connection of the rod arm 201 and the second rod arm 202 to expand the second rod arm 202 outward, the expansion action is completed, when the pesticide spraying rod is stored, the telescopic rod 204 of the telescopic storage mechanism 3 is retracted, the telescopic rod 204 drives the connecting rod mechanism 206 to fold the second rod arm 202 inward, after the second rod arm 202 is folded to the position, the telescopic rod 204 of the telescopic storage mechanism 3 continues to pull the rod arm 201 inward, when the rod arm 201 is folded inward to a certain angle, the steel wire rope 501 of the zipper 502 device 5 loses tension, the zipper 502 is locked to the second rod arm 202 under the total force of the tension spring 503, so that the second rod arm 202 and the rod arm 201 are firmly locked, when the storage is completed, the folding arms on both sides are cross-shaped.

[0029] The basic principle, main features and advantages of the utility model are shown and described above. It should be understood by the person skilled in the art that the utility model is not limited by the above embodiments, the above embodiments and the description in the specification are only preferred examples of the utility model, and are not used to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The protection scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An agricultural spraying machine cross type anti-scratching folding spray boom, comprising a cross beam (1), a folding arm assembly (2) and a telescopic storage mechanism (3), characterized in that: The left and right ends of the crossbeam (1) are provided with hinged seats (4), the hinged seats (4) are arranged obliquely to the crossbeam (1), and the left and right hinged seats (4) are opposite in oblique direction, the upper part of the hinged seat (4) is provided with a telescopic storage mechanism (3), the upper part of the crossbeam (1) is provided with a folding arm assembly (2), the folding arm assembly (2) comprises a one-section lever arm (201), a two-section lever arm (202) and a push-pull rod (203), one end of the one-section lever arm (201) is hinged to the hinged seat (4), the telescopic storage mechanism (3) is connected with the one-section lever arm (201) and is provided with a telescopic rod (204), the end of the one-section lever arm (201) away from the hinged seat (4) is hinged to the two-section lever arm (202), the end of the one-section lever arm (201) is provided with a slide (205), the inside of the slide (205) is provided with the push-pull rod (203), the push-pull rod (203) is movably arranged in the slide (205), and the connecting part of the one-section lever arm (201) and the two-section lever arm (202) is provided with a connecting rod mechanism (206).

2. The cross-type anti-scratching folding spray boom of the agricultural spraying machine according to claim 1, characterized in that: One end of the push-pull rod (203) is connected with the telescopic rod (204), and the other end of the push-pull rod (203) is connected with the connecting rod mechanism (206) at the connecting part of the one-section lever arm (201) and the two-section lever arm (202).

3. The cross pattern anti-scratching folding spray boom of agricultural spraying machine according to claim 1, characterized in that: The two-section lever arm (202) and the one-section lever arm (201) are provided with a zipper device (5) above, the zipper device (5) comprises a steel wire rope (501), a zipper (502) and a tension spring (503), one end of the steel wire rope (501) is fixedly connected to the side of the one-section lever arm (201) away from the hinged seat (4), the other end of the steel wire rope (501) extends along the one-section lever arm (201) and is provided with the zipper (502), the zipper (502) is arranged at the hinged part of the one-section lever arm (201) and the two-section lever arm (202), one end of the tension spring (503) is connected to the side of the zipper (502) away from the steel wire rope (501), and the other end of the tension spring (503) is connected to the side of the one-section lever arm (201) close to the hinged seat (4).

4. The cross pattern anti-scratching folding spray boom of agricultural spraying machine according to claim 1, characterized in that: The two-section lever arm (202) is provided with a scratch prevention mechanism (6) at the hinged end away from the one-section lever arm (201), the scratch prevention mechanism (6) comprises a swing connecting piece (601) and an elastic reset piece (602), the swing connecting piece (601) is located at the end of the two-section lever arm (202), the elastic reset piece (602) is located at the outside of the swing connecting piece (601), one end of the elastic reset piece (602) is connected with a scratch prevention component, and the other end of the elastic reset piece (602) is connected with the two-section lever arm (202).

5. The cross pattern anti-scratching folding spray boom of agricultural spraying machine according to claim 1, characterized in that: The telescopic rod (204) drives the connecting rod mechanism (206) to fold the two-section lever arm (202) inward, and the telescopic rod (204) pulls the one-section lever arm (201) to fold inward, so that the folding arms above the crossbeam (1) present a cross shape.

6. The cross pattern anti-scratching folding spray boom of agricultural spraying machine according to claim 1, characterized in that: The crossbeam (1) is a hollow structure, part of components of the telescopic storage mechanism (3) can be stored in the hollow cavity of the crossbeam (1), and the inclination angle of the hinged seat (4) to the crossbeam (1) ranges from 30° to 60°.