CN219952071U - Agricultural dig quick-witted support frame - Google Patents
Agricultural dig quick-witted support frame Download PDFInfo
- Publication number
- CN219952071U CN219952071U CN202321239792.9U CN202321239792U CN219952071U CN 219952071 U CN219952071 U CN 219952071U CN 202321239792 U CN202321239792 U CN 202321239792U CN 219952071 U CN219952071 U CN 219952071U
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- connecting portion
- arc
- agricultural
- bar
- integrally formed
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- 230000008093 supporting effect Effects 0.000 claims abstract description 45
- 238000003466 welding Methods 0.000 claims abstract description 35
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 11
- 229910001208 Crucible steel Inorganic materials 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- 230000003137 locomotive effect Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 description 4
- 241001391944 Commicarpus scandens Species 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 238000009331 sowing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003971 tillage Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model relates to the field of agricultural mechanical equipment, and discloses an agricultural excavator support frame, which comprises: the body, the body is arranged in the below of outside articulated shaft, the body is including the bracing piece that is used for supporting the articulated shaft, the bracing piece extends along the axis direction of articulated shaft, the upper end of bracing piece is formed with the arc groove that corresponds with the articulated shaft, the indent wall in arc groove is pasted and is leaned on in the bottom of articulated shaft, the body still is including being used for with outside dig locomotive body welded fastening's welding piece, be provided with first connecting portion between welding piece and the bracing piece, second connecting portion and third connecting portion, first connecting portion and second connecting portion set up respectively in the both ends of bracing piece, third connecting portion set up between first connecting portion and second connecting portion. The support frame of the agricultural excavator can play a role in supporting and reinforcing the hinge shaft, so that the hinge shaft is not easy to bend by the excavating arm, and the hinge plate and the hinge shaft are not easy to deform, break and other damages.
Description
Technical Field
The utility model relates to the technical field of agricultural mechanical equipment, in particular to a support frame of an agricultural excavator.
Background
With the progress of society, agricultural machinery has been greatly developed, and the level of agricultural mechanization has been continuously increased. In agricultural production, as a main power machine, a large tractor is widely popularized and applied, and can finish operations such as tillage, raking, sowing, harvesting, intertillage, irrigation and drainage, fertilization, pesticide spraying, agricultural and sideline product processing, ditching, excavating, bulldozing, transportation and the like by matching with corresponding farm tools. The appearance of the tractor excavator meets the requirements of people on the diversity of agricultural machinery in modern agricultural mechanized production.
In some existing agricultural diggers, one end of a digging arm is provided with a digging bucket, the other end of the digging arm is hinged with a digger body through a hinged plate and a hinged shaft, and then the digging arm is driven to rotate around the hinged shaft through a hydraulic rod component so as to dig; when the bucket is filled with the object blocks, the digging arm can be subjected to downward acting force of the bucket, the heavier the object blocks are, the larger the acting force is, and the larger the forces to the hinge plates and the hinge shafts are, so that the hinge plates and the hinge shafts are deformed, broken and other damages are caused.
Disclosure of Invention
First, the technical problem to be solved
The utility model aims to solve the problem of providing the support frame of the agricultural excavator, which can play a role in supporting and reinforcing the hinge shaft, so that the hinge shaft is not easy to bend by the excavating arm, and the hinge plate and the hinge shaft are not easy to deform, break and other damages.
(II) technical scheme
In order to solve the technical problems, the utility model provides an agricultural excavator support frame, which comprises: the body is arranged below the external hinge shaft and comprises a support rod for supporting the hinge shaft, the support rod extends along the axis direction of the hinge shaft, an arc-shaped groove corresponding to the hinge shaft is formed at the upper end of the support rod, the arc-shaped groove can properly increase the contact area with the hinge shaft, and then the hinge shaft is supported; the lower concave wall of the arc-shaped groove is attached to the bottom of the hinge shaft, the body further comprises a welding block which is used for being welded and fixed with the outer excavator body, and the bottom of the welding block is welded on the excavator body; a first connecting part, a second connecting part and a third connecting part are arranged between the welding block and the supporting rod, the first connecting part and the second connecting part are respectively arranged at two ends of the supporting rod, and the third connecting part is arranged between the first connecting part and the second connecting part; the length direction of the supporting rod is parallel to the axis direction of the hinge shaft, the third connecting part is arranged at the midpoint position of the length direction of the supporting rod, so that the action point of the third connecting part on the supporting force of the supporting rod is at the midpoint position of the supporting rod, and the first connecting part and the second connecting part are respectively arranged at the two ends of the supporting rod, so that the supporting balance is good, and the problem of uneven stress is avoided; the support frame of the agricultural excavator can play a role in supporting and reinforcing the hinge shaft, so that the hinge shaft is not easy to bend by the excavating arm, and therefore the hinge plate and the hinge shaft are not easy to deform, break and other damage, and the service life is prolonged.
Further, the first connecting portion is a first connecting strip connected between the supporting rod and the welding block, one end of the first connecting portion is integrally formed with the supporting rod, and the other end of the first connecting portion is integrally formed with the welding block.
Further, the second connecting portion is a second connecting strip connected between the supporting rod and the welding block, the second connecting portion is symmetrical to the first connecting portion in structure, one end of the second connecting portion is integrally formed with the supporting rod, and the other end of the second connecting portion is integrally formed with the welding block.
Further, the first connecting portion comprises a first arc section and a first arc section, a first arc concave surface corresponding to the arc-shaped groove is formed on the first arc section, and a second arc concave surface corresponding to the arc-shaped groove is formed on the first arc section.
Further, the third connecting portion comprises a third connecting strip, one end of the third connecting strip is integrally formed with the supporting rod, and the other end of the third connecting strip is integrally formed with the welding block.
Further, the third connecting strip comprises a second arc-shaped section, and a third arc-shaped concave surface corresponding to the arc-shaped groove is formed on the second arc-shaped section.
Further, the third connecting part further comprises a fourth connecting strip, one end of the fourth connecting strip is integrally formed with the supporting rod, and the other end of the fourth connecting strip is integrally formed with the welding block; the fourth connecting strip comprises a second arc section, and a fourth arc concave surface corresponding to the arc-shaped groove is formed on the second arc section.
Further, a reinforcing rib is connected between the fourth connecting strip and the third connecting strip.
Further, stress dispersion holes are formed among the fourth connecting strip, the third connecting strip and the welding block.
Further, the longitudinal section of the supporting rod is crescent, and the body is made of low-carbon low-alloy cast steel.
(III) beneficial effects
The support frame of the agricultural excavator can play a role in supporting and reinforcing the hinge shaft, so that the hinge shaft is not easy to be bent by the excavating arm, the hinge plate and the hinge shaft are not easy to deform, break and other damages, and the service life is prolonged; a reinforcing rib is connected between the fourth connecting strip and the third connecting strip, so that the structural strength is improved; the third connecting strip and the fourth connecting strip increase the supporting capacity to the central position of the hinge shaft, and the structural strength of the support frame is increased; stress dispersing holes are formed among the fourth connecting strip, the third connecting strip and the welding block, and can disperse the stress of the fourth connecting strip and the third connecting strip, so that damages such as breakage and the like caused by overlarge stress are avoided; the longitudinal section of the supporting rod is in a crescent shape, and an arc-shaped groove at the upper part of the crescent corresponds to the hinge shaft so as to improve the supporting effect on the hinge shaft; the body is low-carbon low-alloy cast steel, has the characteristics of good weldability, small crack tendency, excellent comprehensive mechanical properties and the like, and is not easy to break while having good weldability.
Drawings
FIG. 1 is a perspective view of a support frame of an agricultural excavator in accordance with the present utility model;
FIG. 2 is a cross-sectional view of the support frame of the agricultural excavator of the present utility model;
FIG. 3 is a second perspective view of the support frame of the agricultural excavator of the present utility model;
FIG. 4 is a perspective view of the bottom of the support frame of the agricultural excavator of the present utility model;
FIG. 5 is a schematic view of the structure of the agricultural excavator support frame of the present utility model secured to an outer excavator body;
FIG. 6 is an enlarged view of portion A of FIG. 5;
the corresponding component names for each reference number in the figures are: 1 is a body, 2 is a hinge shaft, 3 is a supporting rod, 301 is an arc groove, 4 is a body of a digging machine, 41 is a digging arm, 42 is a bucket, 43 is a hinge plate, 44 is a hydraulic rod component, 5 is a welding block, 6 is a first connecting part, 61 is a first arc section, 611 is a first arc concave surface, 62 is a first arc section, 621 is a second arc concave surface, 7 is a second connecting part, 8 is a third connecting part, 81 is a third connecting strip, 811 is a second arc section, 812 is a third arc concave surface, 82 is a fourth connecting strip, 821 is a second arc section, 822 is a fourth arc concave surface, 83 is a reinforcing rib, and 84 is a stress dispersing hole.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
Referring to fig. 1-6, the present utility model provides an agricultural excavator support frame, comprising: the body 1, the body 1 is placed under the external hinge shaft 2, the body 1 includes a supporting rod 3 for supporting the hinge shaft 2, the supporting rod 3 extends along the axis direction of the hinge shaft 2, the upper end of the supporting rod 3 is formed with an arc-shaped groove 301 corresponding to the hinge shaft 2, the arc-shaped groove 301 can properly increase the contact area with the hinge shaft 2, and then the supporting effect is achieved on the hinge shaft 2; the concave wall of the arc-shaped groove 301 is abutted against the bottom of the hinge shaft 2, the body 1 further comprises a welding block 5 for welding and fixing with the outer excavator body 4, and the bottom of the welding block 5 is welded on the excavator body 4; a first connecting part 6, a second connecting part 7 and a third connecting part 8 are arranged between the welding block 5 and the support rod 3, the first connecting part and the second connecting part 7 are respectively arranged at two ends of the support rod 3, and the third connecting part 8 is arranged between the first connecting part and the second connecting part 7; the length direction of the support rod 3 is parallel to the axis direction of the hinge shaft 2, the third connecting part 8 is arranged at the midpoint position of the length direction of the support rod 3, so that the action point of the third connecting part 8 on the support force of the support rod 3 is at the midpoint position of the support rod 3, and the first connecting part and the second connecting part 7 are respectively arranged at the two ends of the support rod 3, so that the support balance is good, and the problem of uneven stress is avoided; the support frame of the agricultural excavator can play a role in supporting and reinforcing the hinge shaft, so that the hinge shaft is not easy to bend by the excavating arm, and therefore the hinge plate and the hinge shaft are not easy to deform, break and other damage, and the service life is prolonged.
Referring to fig. 1 to 3, the first connecting portion 6 is a first connecting strip connected between the support rod 3 and the welding block 5, one end of the first connecting portion 6 is integrally formed with the support rod 3, and the other end of the first connecting portion 6 is integrally formed with the welding block 5; the first connecting strip can play a supporting role on the supporting rod 3, so that the supporting rod 3 is not easy to deform; the second connecting part 7 is a second connecting strip connected between the support rod 3 and the welding block 5, the second connecting part 7 and the first connecting part are symmetrical in structure, and the stress balance is good; one end of the second connecting part 7 is integrally formed with the support rod 3, and the other end of the second connecting part 7 is integrally formed with the welding block 5; the second connecting strip can play a supporting role on the supporting rod 3, so that the supporting rod 3 is not easy to deform.
Referring to fig. 1, the first connection portion 6 includes a first arc section 61 and a first arc section 62, a first arc concave surface 611 corresponding to the arc slot 301 is formed on the first arc section 61, and a second arc concave surface 621 corresponding to the arc slot 301 is formed on the first arc section 62; the first arc concave surface 611 and the second arc concave surface 621 can extend the partial arc groove 301, properly increase the contact area with the hinge shaft, reduce the pressure intensity, and avoid the damage of deformation and fracture of the hinge shaft caused by overlarge pressure intensity; it is worth mentioning that: the contact area between the body 1 and the hinge shaft can not be too large, so that the situation of serious abrasion caused by excessive friction force between the hinge shaft and the body 1 during rotation is avoided; the third connecting part 8 comprises a third connecting strip 81, one end of the third connecting strip 81 is integrally formed with the support rod 3, and the other end of the third connecting strip 81 is integrally formed with the welding block 5; the third connecting bar 81 includes a second arc-shaped section 811, and a third arc-shaped concave surface 812 corresponding to the arc-shaped groove 301 is formed on the second arc-shaped section 811, so that the contact area with the center of the hinge shaft is properly increased, and the support is stable.
Referring to fig. 1-3, the third connecting portion 8 further includes a fourth connecting bar 82, one end of the fourth connecting bar 82 is integrally formed with the support rod 3, and the other end of the fourth connecting bar 82 is integrally formed with the welding block 5; the fourth connecting bar 82 includes a second arc segment 821, and a fourth arc concave surface 822 corresponding to the arc groove 301 is formed on the second arc segment 821; the third connecting strip 81 and the fourth connecting strip 82 are used for increasing the supporting capacity to the center position of the hinge shaft, so that the structural strength of the support frame is increased.
Referring to fig. 1 and 4, a reinforcing rib 83 is connected between the fourth connecting bar 82 and the third connecting bar 81, so that the structural strength is increased; stress dispersing holes 84 are formed among the fourth connecting strip 82, the third connecting strip 81 and the welding block 5, and the stress dispersing holes 84 can disperse the stress of the fourth connecting strip 82 and the third connecting strip 81, so that damages such as breakage caused by overlarge stress are avoided.
Referring to fig. 1 and 2, the longitudinal section of the support rod 3 is in a crescent shape, and an arc-shaped groove at the upper part of the crescent corresponds to the hinge shaft so as to improve the support effect on the hinge shaft; the body 1 is made of low-carbon low-alloy cast steel, particularly G20Mn5, and has the characteristics of good weldability, small crack tendency, excellent comprehensive mechanical properties and the like, so that the body 1 is not easy to break while having good weldability; referring to fig. 5 and 6, an external excavator body 4 is provided with an excavator arm 41 and an excavator bucket 42 connected to one end of the excavator arm 41, the other end of the excavator arm 41 is hinged with the excavator body 4 through a hinged plate 43 and a hinge shaft 2, and the excavator arm 41 is driven to rotate around the hinge shaft 2 through a hydraulic rod component 44 so as to perform excavating work.
The support frame of the agricultural excavator has the advantages that the body is made of low-carbon low-alloy cast steel, and has the characteristics of good weldability, small crack tendency, excellent comprehensive mechanical properties and the like, so that the body is not easy to break while having good weldability; the hinge shaft can be supported and reinforced, so that the hinge shaft is not easy to bend by the digging arm, the hinge plate and the hinge shaft are not easy to deform, break and other damages, and the service life is prolonged; a reinforcing rib is connected between the fourth connecting strip and the third connecting strip, so that the structural strength is improved; the third connecting strip and the fourth connecting strip increase the supporting capacity to the central position of the hinge shaft, and the structural strength of the support frame is increased; stress dispersing holes are formed among the fourth connecting strip, the third connecting strip and the welding block, and can disperse the stress of the fourth connecting strip and the third connecting strip, so that damages such as breakage and the like caused by overlarge stress are avoided; the longitudinal section of the supporting rod is in a crescent shape, and an arc-shaped groove on the upper part of the crescent corresponds to the hinge shaft so as to improve the supporting effect on the hinge shaft.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that several modifications and variations can be made without departing from the technical principle of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (10)
1. An agricultural excavator support frame, characterized by comprising: the body (1), body (1) is arranged below outside articulated shaft (2), body (1) is including bracing piece (3) that are used for supporting articulated shaft (2), bracing piece (3) extend along the axis direction of articulated shaft (2), the upper end of bracing piece (3) is formed with arc groove (301) that corresponds with articulated shaft (2), the concave wall in arc groove (301) is leaned on in the bottom of articulated shaft (2), body (1) still includes be used for with outside dig quick-witted automobile body (4) welded fastening's welding piece (5), be provided with first connecting portion (6), second connecting portion (7) and third connecting portion (8) between welding piece (5) and bracing piece (3), first connecting portion and second connecting portion (7) set up respectively in the both ends of bracing piece (3), third connecting portion (8) set up in between first connecting portion and second connecting portion (7); the length direction of the supporting rod (3) is parallel to the axis direction of the hinge shaft (2), and the third connecting part (8) is arranged at the midpoint position of the length direction of the supporting rod (3).
2. The agricultural excavator support frame according to claim 1, wherein the first connecting portion (6) is a first connecting strip connected between the support rod (3) and the welding block (5), one end of the first connecting portion (6) is integrally formed with the support rod (3), and the other end of the first connecting portion (6) is integrally formed with the welding block (5).
3. The agricultural excavator support frame according to claim 2, wherein the second connecting portion (7) is a second connecting strip connected between the support rod (3) and the welding block (5), the second connecting portion (7) is symmetrical to the first connecting portion in structure, one end of the second connecting portion (7) is integrally formed with the support rod (3), and the other end of the second connecting portion (7) is integrally formed with the welding block (5).
4. The agricultural excavator support of claim 2, wherein the first connection portion (6) comprises a first arc section (61) and a first arc section (62), wherein a first arc concave surface (611) corresponding to the arc groove (301) is formed on the first arc section (61), and a second arc concave surface (621) corresponding to the arc groove (301) is formed on the first arc section (62).
5. The agricultural excavator support frame according to claim 1, wherein the third connecting portion (8) comprises a third connecting bar (81), one end of the third connecting bar (81) is integrally formed with the support bar (3), and the other end of the third connecting bar (81) is integrally formed with the welding block (5).
6. The agricultural boom of claim 5, wherein the third connecting bar (81) includes a second arcuate segment (811), the second arcuate segment (811) having a third arcuate concave surface (812) formed thereon that corresponds to the arcuate slot (301).
7. The agricultural excavator support of claim 5, wherein the third connection part (8) further comprises a fourth connection bar (82), one end of the fourth connection bar (82) is integrally formed with the support bar (3), and the other end of the fourth connection bar (82) is integrally formed with the welding block (5); the fourth connecting strip (82) comprises a second circular arc section (821), and a fourth arc concave surface (822) corresponding to the arc-shaped groove (301) is formed on the second circular arc section (821).
8. The agricultural excavator support of claim 7, wherein a reinforcing rib (83) is connected between the fourth connecting bar (82) and the third connecting bar (81).
9. The agricultural excavator support of claim 7, wherein stress dispersion holes (84) are formed between the fourth connecting bar (82), the third connecting bar (81) and the welding block (5).
10. An agricultural excavator support according to any one of claims 1-9, wherein the body (1) is a low carbon low alloy cast steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321239792.9U CN219952071U (en) | 2023-05-22 | 2023-05-22 | Agricultural dig quick-witted support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321239792.9U CN219952071U (en) | 2023-05-22 | 2023-05-22 | Agricultural dig quick-witted support frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219952071U true CN219952071U (en) | 2023-11-03 |
Family
ID=88538573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321239792.9U Active CN219952071U (en) | 2023-05-22 | 2023-05-22 | Agricultural dig quick-witted support frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219952071U (en) |
-
2023
- 2023-05-22 CN CN202321239792.9U patent/CN219952071U/en active Active
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