CN216058930U - Foldable spray boom frame of self-propelled sprayer - Google Patents
Foldable spray boom frame of self-propelled sprayer Download PDFInfo
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- CN216058930U CN216058930U CN202122571903.3U CN202122571903U CN216058930U CN 216058930 U CN216058930 U CN 216058930U CN 202122571903 U CN202122571903 U CN 202122571903U CN 216058930 U CN216058930 U CN 216058930U
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- rack
- oil cylinder
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- gear
- rod frame
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- 239000007921 spray Substances 0.000 title claims abstract description 61
- 239000003921 oil Substances 0.000 claims description 23
- 239000010720 hydraulic oil Substances 0.000 claims description 19
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of agricultural machinery, in particular to a folding spray rod frame of a self-propelled sprayer. The spray rod device comprises a first spray rod frame and a second spray rod frame hinged to the tail end of the first spray rod frame, wherein a rack capable of moving axially and a gear normally meshed with the rack are mounted at the tail end of the first spray rod frame; the edge fixedly connected with connecting seat of gear, second spray lance frame fixed connection is on the connecting seat. The main body of the spray rod frame adopts a four-rod frame structure, so that the whole weight is reduced, and the mechanical strength is improved; the folding mechanism matched with the gear and the rack has the characteristics of small volume, light weight, large torque and quick folding action, and has compact integral structure and quick folding action.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, in particular to a folding spray rod frame of a self-propelled sprayer.
Background
In order to meet the requirement of ultra-wide spraying operation, most of the existing self-propelled spraying machines adopt a folding spray rod frame, the folding spray rod frame is generally a rod frame main body formed by welding two square pipes or channel steel in parallel, and the two rod frame main bodies are hinged and adopt a crank arm connecting rod structure to realize the folding of the rod frame main body. The structural strength of the main body of the rod frame formed by the double rods is poor, so that the materials of square pipes or channel steel need to be increased; the connecting rod structure of the crank arm has large volume and slow folding action, so that the existing spray rod frame structure is thick, old and heavy, and is not beneficial to the light weight of the spray rod frame.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a foldable boom frame for a self-propelled sprayer, which has a strong structure, a light weight, and a quick folding operation.
The utility model relates to a folding spray rod frame of a self-propelled sprayer, which comprises a first spray rod frame and a second spray rod frame hinged at the tail end of the first spray rod frame, wherein a rack capable of moving axially and a gear normally meshed with the rack are mounted at the tail end of the first spray rod frame; the edge fixedly connected with connecting seat of gear, second spray lance frame fixed connection is on the connecting seat.
The first spray rod frame and the second spray rod frame are of quadrilateral frame structures, an oil cylinder seat and an oil cylinder guide plate are fixedly installed between four frames of the first spray rod frame, a hydraulic oil cylinder is installed on the oil cylinder seat, the front end of the hydraulic oil cylinder is supported on the oil cylinder guide plate to enable the hydraulic oil cylinder to be coaxial with the rack, and the rear end of the rack is installed on an expansion link of the hydraulic oil cylinder through a connecting sleeve.
The connecting sleeve is of a circular tubular structure, an oil cylinder pin shaft and a rack pin shaft penetrate through and are inserted into the wall of the connecting sleeve, the tail end of a telescopic rod of the hydraulic oil cylinder is connected to the oil cylinder pin shaft, and the tail end of the rack is connected to the rack pin shaft.
The connecting seat comprises a left hanging lug, a left hanging lug and a bite plate fixedly connected between the left hanging lug and the left hanging lug, the wheel shaft penetrates through the left hanging lug and the left hanging lug in an inserting mode, and the bite plate is provided with bite teeth meshed on the gear.
The occlusion teeth are arranged on the occlusion toothed plate, and the occlusion toothed plate and the occlusion plate are vertically arranged and welded on the occlusion plate.
After the technical scheme is adopted, the folding type spray rod frame main body adopts a four-rod frame structure, so that the whole weight is favorably reduced, and the mechanical strength is improved; the folding mechanism matched with the gear and the rack has the characteristics of small volume, light weight, large torque and quick folding action, and has compact integral structure and quick folding action.
Drawings
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2 is a schematic perspective view of the first spray bar holder and the rack.
Fig. 3 is a schematic sectional structure view of the connecting sleeve.
Fig. 4 is a schematic structural diagram of the gear and the connecting seat.
Detailed Description
The following description of the embodiments is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
As shown in fig. 1, the folding spray bar frame of the self-propelled sprayer comprises a first spray bar frame 8 and a second spray bar frame 9 hinged to the tail end of the first spray bar frame 8, wherein a rack 1 capable of moving axially and a gear 2 constantly meshed with the rack 1 are mounted at the tail end of the first spray bar frame, and the gear 2 can be driven to rotate when the rack 1 moves axially. The gear 2 is rotatably mounted on a gear seat 3 through a wheel shaft 21, the gear seat 3 is fixedly connected to the tail end of the first spray rod frame, a rack sliding groove 31 is mounted on the gear seat 3, the rack 1 is slidably mounted in the rack sliding groove 31, and the rack sliding groove 31 can limit the rack 1 to only axially move so as to prevent the rack 1 from deviating when moving; the edge of the gear 2 is fixedly connected with a connecting seat 4, and the second spray rod frame 9 is fixedly connected on the connecting seat 4. The gear seat 3 comprises a left seat plate, a right seat plate and a rack sliding groove 31 fixedly connected between the two seat plates, and the gear 2 is located between the two seat plates and above the rack sliding groove 31. The end faces of the two seat plates form a plane perpendicular to the axis of the first spray bar holder 8.
As shown in fig. 4, the connecting base 4 includes a left hanging lug 41, a right hanging lug 42 and a clamping plate 43 fixedly connected between the left hanging lug 41 and the right hanging lug 42, the left hanging lug 41 and the right hanging lug 42 are arranged in parallel and respectively located at two sides of the gear 2, and the clamping plate 43 is arranged perpendicular to the two hanging lugs; the wheel shaft 21 is inserted into the left hanging lug 41 and the right hanging lug 42 in a penetrating manner, and the meshing plate 43 is provided with meshing teeth meshed with the gear 2. The engagement teeth may be directly provided on the engagement plate 43, or as shown in fig. 4, the engagement teeth may be provided on an engagement tooth plate 44, and the engagement tooth plate 44 is vertically provided with the engagement plate 43 and welded on the engagement plate 43. The initial position of the second spray bar frame 9 relative to the first spray bar frame 8 can be adjusted by adjusting the meshing position of the meshing teeth on the meshing tooth plate 44 and the gear 2. Through the crossed meshed toothed plate 44 and meshed toothed plate 43 structure and gear 2 fixed connection, not only is the initial angle adjusted flexibly and conveniently in production and processing, but also the weight is light, and later maintenance is facilitated. Of course, the connecting seat 4 and the edge of the gear 2 may also be welded together directly, so that the gear 2 rotates to drive the connecting seat 4 and the second spray bar frame 9 to rotate.
As shown in fig. 1, the first spray bar frame 8 and the second spray bar frame 9 are both of a quadrilateral frame structure, and each of the quadrilateral frame structures is composed of four straight bars and short bars welded between the four straight bars. An oil cylinder seat 5 and an oil cylinder guide plate 6 are fixedly installed between four side frames of the first spray rod frame 8, a hydraulic oil cylinder 7 is installed on the oil cylinder seat 5, the front end of the hydraulic oil cylinder 7 is supported on the oil cylinder guide plate 6 to enable the hydraulic oil cylinder 7 to be coaxial with the rack 1, and the rear end of the rack 1 is installed on an expansion rod of the hydraulic oil cylinder 7 through a connecting sleeve 11. The oil cylinder guide plate 6 is parallel to the oil cylinder seat 5, a through hole capable of containing the hydraulic oil cylinder 7 is formed in the oil cylinder guide plate 6, the bottom of the hydraulic oil cylinder 7 is hinged to the oil cylinder seat 5, and the front end of the hydraulic oil cylinder 7 penetrates through the through hole in the oil cylinder guide plate 6, so that the position of the hydraulic oil cylinder 7 is fixed.
As shown in fig. 3, the connecting sleeve 11 is a circular tubular structure, an oil cylinder pin 111 and a rack pin 112 penetrate through and are inserted into the wall of the connecting sleeve 11, the tail end of the telescopic rod of the hydraulic oil cylinder 7 is connected to the oil cylinder pin 111, and the tail end of the rack 1 is connected to the rack pin 112. The connecting sleeve adopting the circular tubular structure can be conveniently produced and installed. Of course, other forms of connecting the hydraulic ram 7 and the rack 1 are possible, such as a coupling, a universal joint, etc.
As shown in fig. 1, when the second spray bar frame 9 needs to be retracted, the hydraulic cylinder 7 works, the telescopic rod of the hydraulic cylinder 7 extends to push the gear 2 to rotate counterclockwise, and the gear 2 drives the connecting seat 4 and the second spray bar frame 9 to rotate counterclockwise until the second spray bar frame 9 is folded above the first spray bar frame 8; on the contrary, when needs expand second spray bar frame 9, hydraulic cylinder 7's telescopic link withdrawal, drive gear 2 clockwise rotation, gear 2 drives connecting seat 4 and second spray bar frame 9 clockwise rotation until second spray bar frame 9 extends to the extension line of first spray bar frame 8, the tip of connecting seat 4 contradicts each other with the tip of gear seat 3 this moment, play spacing effect, inject second spray bar frame 9 on the extension line of first spray bar frame 8, can not continue the deflection.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (5)
1. The utility model provides a foldable spray lance frame of self-propelled sprayer, includes first spray lance frame (8) and articulates at terminal second spray lance frame (9) of first spray lance frame (8), its characterized in that: the tail end of the first spray rod frame is provided with a rack (1) capable of moving axially and a gear (2) normally meshed with the rack (1), the gear (2) is rotatably arranged on a gear seat (3) through a wheel shaft (21), the gear seat (3) is fixedly connected to the tail end of the first spray rod frame, a rack sliding groove (31) is arranged on the gear seat (3), and the rack (1) is slidably arranged in the rack sliding groove (31); the edge of the gear (2) is fixedly connected with a connecting seat (4), and the second spray rod frame (9) is fixedly connected to the connecting seat (4).
2. The folding spray rod frame of the self-propelled sprayer according to claim 1 is characterized in that the first spray rod frame (8) and the second spray rod frame (9) are both of a quadrilateral frame structure, an oil cylinder base (5) and an oil cylinder guide plate (6) are fixedly arranged between four side frames of the first spray rod frame (8), a hydraulic oil cylinder (7) is arranged on the oil cylinder base (5), the front end of the hydraulic oil cylinder (7) is supported on the oil cylinder guide plate (6) to enable the hydraulic oil cylinder (7) to be coaxial with the rack (1), and the rear end of the rack (1) is arranged on an expansion link of the hydraulic oil cylinder (7) through a connecting sleeve (11).
3. The collapsible boom frame of a self-propelled sprayer of claim 2, wherein: the connecting sleeve (11) is of a circular tubular structure, an oil cylinder pin shaft (111) and a rack pin shaft (112) penetrate through and are inserted into the wall of the connecting sleeve (11), the tail end of a telescopic rod of the hydraulic oil cylinder (7) is connected to the oil cylinder pin shaft (111), and the tail end of the rack (1) is connected to the rack pin shaft (112).
4. The boom stand of a self-propelled sprayer according to claim 1 or 2, wherein: the connecting seat (4) comprises a left hanging lug (41), a right hanging lug (42) and a meshing plate (43) fixedly connected between the left hanging lug (41) and the right hanging lug (42), the wheel shaft (21) penetrates through the left hanging lug (41) and the right hanging lug (42) in an inserting mode, and meshing teeth meshed on the gear (2) are arranged on the meshing plate (43).
5. The collapsible boom frame of a self-propelled sprayer of claim 4, wherein: the meshing teeth are arranged on the meshing tooth plates (44), and the meshing tooth plates (44) and the meshing plate (43) are vertically arranged and welded on the meshing plate (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122571903.3U CN216058930U (en) | 2021-10-26 | 2021-10-26 | Foldable spray boom frame of self-propelled sprayer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122571903.3U CN216058930U (en) | 2021-10-26 | 2021-10-26 | Foldable spray boom frame of self-propelled sprayer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216058930U true CN216058930U (en) | 2022-03-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122571903.3U Active CN216058930U (en) | 2021-10-26 | 2021-10-26 | Foldable spray boom frame of self-propelled sprayer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216058930U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013425A (en) * | 2022-06-16 | 2022-09-06 | 黄河明珠水利水电建设有限公司 | Hinge type folding cover plate |
-
2021
- 2021-10-26 CN CN202122571903.3U patent/CN216058930U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115013425A (en) * | 2022-06-16 | 2022-09-06 | 黄河明珠水利水电建设有限公司 | Hinge type folding cover plate |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 276000 meters east of the intersection of Jinliu Road and Xingfu Street in the Economic Development Zone of Linshu County, Linyi City, Shandong Province Patentee after: Shandong Yufeng Agricultural Equipment Co.,Ltd. Address before: 276700 100m east of the intersection of jinliu road and Xingfu street, Linshu Economic Development Zone, Linyi City, Shandong Province Patentee before: Shandong johndi Agricultural Equipment Co.,Ltd. |
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| CP03 | Change of name, title or address |