CN210737657U - Scarifier device and engineering vehicle using same - Google Patents
Scarifier device and engineering vehicle using same Download PDFInfo
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- CN210737657U CN210737657U CN201921396509.7U CN201921396509U CN210737657U CN 210737657 U CN210737657 U CN 210737657U CN 201921396509 U CN201921396509 U CN 201921396509U CN 210737657 U CN210737657 U CN 210737657U
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Abstract
The utility model discloses a scarifier device and an engineering vehicle using the scarifier device, wherein the scarifier device comprises a scarifier assembly and bucket teeth; the scarifier assembly comprises two connecting plates, a tooth holder, a vertical plate and a supporting structure which correspond to each other; the tooth holder is connected with the bucket tooth; the bottom surface of the vertical plate is connected with the top surface of the tooth holder; the supporting structure is fixed between the two connecting plates, and the connecting seam between the supporting structure and the top surface of the vertical plate is an arc-shaped connecting seam. The ripper device changes the form of the original supporting plates, so that the stability between the two connecting plates and the bending resistance and the torsion resistance of the supporting structure part are greatly improved, the stress level of related parts is obviously improved, and the reliability and the service life of the whole ripper are obviously improved.
Description
Technical Field
The invention relates to the field of excavator tools, in particular to a scarifier device for an excavator.
Background
With the increasing variety of excavator tools, the excavator is more and more widely applied to various construction sites in different industries, so that various construction operations can be efficiently completed. The excavator can be assembled with various different machines and tools to meet various different operation requirements. The excavating bucket can finish the excavation and loading of the earthwork, and the efficiency of the earthwork operation is greatly improved. However, when a hard soil layer, weathered rocks and frozen soil need to be excavated, the excavator is low in efficiency and sometimes cannot complete excavation, the scarifier is just suitable for construction under various working conditions, and after soil is loosened by the scarifier, the scarifier is quickly loaded by a common bucket, so that the scarifier is widely applied to the working conditions of building construction and the like. It can also be seen from the above that, the operating mode that the agitator adapted is comparatively abominable relatively, and the load that bears on each part of agitator is great, the impact is comparatively violent, so the agitator often cracks at key position, unstability, deformation etc. lead to the agitator to damage.
As shown in the attached drawing 1, the connecting rod exerts the effort on two connecting plates through the round pin axle in the current agitator structure, and the connecting plate passes through the backup pad and again transmits effort downwards, but the effort that the connecting rod transmitted for two connecting plates can make the connecting plate rock for the backup pad repeatedly, should rock repeatedly and make the welding seam between connecting plate and the backup pad bear alternating stress, will make the welding seam take place the fracture very fast. Moreover, the scarifier assembly transmits the load to the supporting plate in the operation process, and the supporting plate bears bending moment and torque. These problems have a significant impact on the useful life and reliability of the ripper.
Disclosure of Invention
The utility model provides a scarifier device has changed fagging form in the past, improves to bearing structure for stability and bearing structure part bending resistance and antitorque property between two connecting plates must improve by a wide margin, and the stress level of relevant part obtains obviously improving, and then improves the reliability and the life of whole scarifier.
The utility model discloses a following technical scheme realizes:
a ripper apparatus, comprising:
a ripper assembly;
a bucket tooth;
wherein, the ripper assembly includes:
two mutually corresponding connecting plates;
the tooth holder is connected with the bucket teeth;
the bottom surface of the vertical plate is connected with the top surface of the tooth holder;
and the supporting structure is fixed between the two connecting plates, and the connecting seam between the supporting structure and the top surface of the vertical plate is an arc-shaped connecting seam.
Further: the supporting structure is a steel pipe structure;
the radial surface of the steel pipe structure is connected with the arc-shaped top surface of the vertical plate;
the axial surface of the steel pipe structure is connected with the connecting plate.
Further: the supporting structure is a combined structure of a semi-steel pipe and a steel plate;
the radial surface of the semi-steel pipe is connected with the arc-shaped top surface of the vertical plate, and the axial surface of the semi-steel pipe is connected with the connecting plate; the steel plate is connected to two parallel planes of the half steel pipe in a crossing mode, and the side face of the steel plate is connected with the connecting plate.
Further: the connecting plate is a heart-shaped plate structure;
the supporting structure is connected at the corner of the heart-shaped small end of the heart-shaped plate structure.
Further: two heart-shaped large end corners of the heart-shaped plate structure are respectively provided with a hinge hole.
Further: the bucket teeth are detachably arranged on the tooth holder.
Further: a pin shaft hole I is formed in the bucket tooth;
a pin shaft hole II is formed in the tooth holder;
the toothholder inserts in the bucket tooth, and the round pin axle inserts in round pin axle hole I, round pin axle hole II, fixes a position the round pin axle through the axle head retaining ring.
An engineering vehicle comprises the scarifier device.
Further: the work vehicle includes an excavator.
Further: the two connecting plates are connected with a connecting rod and a bucket rod on the excavator, and the connecting rod is driven to push the scarifier device to operate through the telescopic reciprocating motion of a bucket oil cylinder on the excavator.
The utility model discloses beneficial effect:
the stability between two connecting plates and the bending resistance and the torsion resistance of the supporting structure part are greatly improved, the stress level of related parts is obviously improved, and the reliability and the service life of the whole scarifier device are improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be 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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive laboriousness.
Fig. 1 is a schematic structural view of a ripper apparatus for a conventional excavator.
Fig. 2 is the schematic structural diagram of the ripper assembly with the middle supporting structure of a steel tube structure.
Fig. 3 the utility model discloses well bearing structure is half steel pipe and steel sheet integrated configuration agitator subassembly schematic structure.
Fig. 4 is a schematic view of a steel pipe structure in the present invention.
Fig. 5 is a schematic view of the combined structure of the middle half steel pipe and the steel plate of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the utility model provides an embodiment all belongs to the utility model discloses the scope of protection.
Fig. 1 shows a schematic structural diagram of a ripper device for an existing excavator, and a bucket tooth 2 is connected to a ripper assembly 1 through a fixed pin 3 and a shaft end retainer ring 4. Connecting rod applys the effort on two connecting plates through the round pin axle among the current agitator structure, and the connecting plate passes through the backup pad and transmits effort downwards again, but the effort that the connecting rod transmitted for two connecting plates can make the connecting plate rock for the backup pad repeatedly, should rock repeatedly and to make the welding seam between connecting plate and the backup pad bear alternating stress, will make the welding seam take place the fracture very fast. Moreover, the scarifier assembly transmits the load to the supporting plate in the operation process, and the supporting plate bears bending moment and torque. These problems have a significant impact on the useful life and reliability of the ripper.
The utility model provides a scarifier device has changed fagging form in the past, improves to bearing structure for stability and bearing structure part bending resistance and antitorque property between two connecting plates must improve by a wide margin, and the stress level of relevant part obtains obviously improving, and then improves the reliability and the life of whole scarifier. The specific scheme is as follows:
the utility model provides a scarifier for excavator, includes scarifier assembly 1, bucket tooth 2, fixed pin axle 3, axle head retaining ring 4.
As shown in fig. 2 and 4, the ripper assembly comprises a tooth holder 1-1, a vertical plate 1-2, a steel pipe structure 1-3-1 and two connecting plates 1-4. The steel pipe structure 1-3-1 is welded between the two connecting plates. The radial surface of the steel pipe structure 1-3-1 is connected with the arc-shaped top surface of the vertical plate, and the bottom end of the vertical plate 1-2 is provided with a tooth holder 1-1; the tooth holder 1-1 is connected with bucket teeth 2 through a fixed pin shaft 3 and a shaft end retainer ring 4.
In a further scheme, the connecting plates 1-4 are in a heart-shaped plate structure; the steel pipe structure 1-3-1 is connected at the small end angle of the heart-shaped plate structure. Two heart-shaped large end corners of the heart-shaped plate structure are respectively provided with a hinge hole.
As shown in fig. 3 and 5, the ripper assembly comprises a tooth holder 1-1, a vertical plate 1-2, a half steel pipe and steel plate combined structure 1-3-2, and two connecting plates 1-4. The combined structure of the half steel pipe and the steel plate 1-3-2 is welded between the two connecting plates. The radial surface of the semi-steel pipe is connected with the arc-shaped top surface of the vertical plate, and the axial surface of the semi-steel pipe is connected with the connecting plate; the steel plate is connected to two parallel planes of the half steel pipe in a crossing mode, and the side face of the steel plate is connected with the connecting plate. The bottom end of the vertical plate 1-2 is provided with a tooth holder 1-1; the tooth holder 1-1 is connected with bucket teeth 2 through a fixed pin shaft 3 and a shaft end retainer ring 4.
In a further scheme, the connecting plates 1-4 are in a heart-shaped plate structure; the combined structure 1-3-2 of the half steel pipe and the steel plate is connected at the position of the heart-shaped small end angle of the heart-shaped plate structure. Two heart-shaped large end corners of the heart-shaped plate structure are respectively provided with a hinge hole.
It should be noted that the support structure is not limited to the two forms described above, and may be a similar equivalent structure. The connection plates 1-4 may be heart-shaped or heart-like in configuration.
In conclusion, the prior supporting plate form is changed through the technical scheme, so that the stability between the two connecting plates and the bending resistance and the torsion resistance of the supporting structure part are greatly improved, the stress level of related parts is obviously improved, and the reliability and the service life of the whole scarifier are obviously improved.
The utility model also provides an engineering vehicle, including foretell agitator device.
It should be noted that the work vehicle includes an excavator. The two connecting plates 1-4 are connected with a connecting rod and a bucket rod on the excavator, and the connecting rod is driven to push the scarifier device to operate through the telescopic reciprocating motion of a bucket oil cylinder on the excavator.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A ripper apparatus, comprising:
a ripper assembly;
a bucket tooth;
wherein, the ripper assembly includes:
two mutually corresponding connecting plates;
the tooth holder is connected with the bucket teeth;
the bottom surface of the vertical plate is connected with the top surface of the tooth holder;
and the supporting structure is fixed between the two connecting plates, and the connecting seam between the supporting structure and the top surface of the vertical plate is an arc-shaped connecting seam.
2. The ripper apparatus of claim 1, wherein:
the supporting structure is a steel pipe structure;
the radial surface of the steel pipe structure is connected with the arc-shaped top surface of the vertical plate;
the axial surface of the steel pipe structure is connected with the connecting plate.
3. The ripper apparatus of claim 1, wherein:
the supporting structure is a combined structure of a semi-steel pipe and a steel plate;
the radial surface of the semi-steel pipe is connected with the arc-shaped top surface of the vertical plate, and the axial surface of the semi-steel pipe is connected with the connecting plate; the steel plate is connected to two parallel planes of the half steel pipe in a crossing mode, and the side face of the steel plate is connected with the connecting plate.
4. The ripper apparatus of claim 1, wherein:
the connecting plate is a heart-shaped plate structure;
the supporting structure is connected at the corner of the heart-shaped small end of the heart-shaped plate structure.
5. The ripper apparatus of claim 4, wherein:
two heart-shaped large end corners of the heart-shaped plate structure are respectively provided with a hinge hole.
6. The ripper apparatus of claim 1, wherein:
the bucket teeth are detachably arranged on the tooth holder.
7. The ripper apparatus of claim 6, wherein:
a pin shaft hole I is formed in the bucket tooth;
a pin shaft hole II is formed in the tooth holder;
the toothholder inserts in the bucket tooth, and the round pin axle inserts in round pin axle hole I, round pin axle hole II, fixes a position the round pin axle through the axle head retaining ring.
8. A work vehicle, characterized in that:
comprising a ripper apparatus of any one of claims 1-7.
9. A work vehicle according to claim 8, characterized in that:
the work vehicle includes an excavator.
10. A work vehicle according to claim 9, characterized in that:
the two connecting plates are connected with a connecting rod and a bucket rod on the excavator, and the connecting rod is driven to push the scarifier device to operate through the telescopic reciprocating motion of a bucket oil cylinder on the excavator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396509.7U CN210737657U (en) | 2019-08-27 | 2019-08-27 | Scarifier device and engineering vehicle using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921396509.7U CN210737657U (en) | 2019-08-27 | 2019-08-27 | Scarifier device and engineering vehicle using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210737657U true CN210737657U (en) | 2020-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921396509.7U Active CN210737657U (en) | 2019-08-27 | 2019-08-27 | Scarifier device and engineering vehicle using same |
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| CN (1) | CN210737657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851632A (en) * | 2020-08-28 | 2020-10-30 | 成都市猎石者破岩科技有限责任公司 | Scarifier, elastic connector and assembling and disassembling tool |
-
2019
- 2019-08-27 CN CN201921396509.7U patent/CN210737657U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851632A (en) * | 2020-08-28 | 2020-10-30 | 成都市猎石者破岩科技有限责任公司 | Scarifier, elastic connector and assembling and disassembling tool |
| CN111851632B (en) * | 2020-08-28 | 2023-07-25 | 成都市猎石者破岩科技有限责任公司 | Loosener, elastic connector and dismounting tool |
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