CN214614254U - Install excavator strenghthened type dipper of quartering hammer additional - Google Patents
Install excavator strenghthened type dipper of quartering hammer additional Download PDFInfo
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- CN214614254U CN214614254U CN202023337919.XU CN202023337919U CN214614254U CN 214614254 U CN214614254 U CN 214614254U CN 202023337919 U CN202023337919 U CN 202023337919U CN 214614254 U CN214614254 U CN 214614254U
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Abstract
The utility model discloses an excavator reinforced bucket rod with a breaking hammer, which comprises a bucket rod body, wherein the bucket rod body is of a bilateral symmetry type hollow box structure and is formed by welding a cover plate, a lower bottom plate, a left side plate and a right side plate, and the bucket rod body is provided with a shaft seat, a rear support and an ear plate; the front support is welded at the front end of the bucket rod body, and a hinge hole for hinging the breaking hammer is formed in the front support; the breaking hammer pipe clamping seat is arranged on the middle upper part of the outer wall of the left middle side plate or the outer wall of the right middle side plate of the bucket rod body. The bucket rod structure of the common excavator for matching with the breaking hammer is optimally designed, the weak part of the bucket rod with concentrated stress is strengthened, the occurrence of cracking damage fault phenomena such as welding seams of a front support, a rear support and a steel plate of the bucket rod is avoided, the reliability of the bucket rod is improved, the service life of a structural member of the excavator is prolonged, and the fault rate is reduced.
Description
Technical Field
The utility model belongs to the technical field of the dipper technique of excavator and specifically relates to an install excavator strenghthened type dipper of quartering hammer additional.
Background
The hydraulic breaking hammer is used as a novel breaking tool, is widely applied to industries such as mines, metallurgy, construction, road engineering and the like, and is used for carrying out operations such as breaking, dismantling and the like on hard objects such as rocks, concrete, steel ladles and the like. With the continuous expansion of the demand of crushing operation, many common excavators also use a hydraulic crushing hammer as an optional device. In the situation that a bucket rod in a common excavator working device is suitable for crushing operation, as the bucket rod is subjected to continuous impact vibration and severe change of bearing load, the bucket rod is taken as a key part of the working device, the fault phenomena of cracking and breakage of a front support, a rear support, a steel plate welding seam and the like of the bucket rod easily occur, the operation efficiency of the excavator is directly influenced, the service life of the excavator is also reduced, and the fault rate is increased; therefore, the bucket rod structure for selecting and matching the breaking hammer for operation of the common excavator is optimally designed, the weak part of the bucket rod with concentrated stress is strengthened, the occurrence of cracking and damage faults such as a front support, a rear support and a steel plate welding seam of the bucket rod is avoided, the reliability of the bucket rod is improved, the service life of a structural part of the excavator is prolonged, and the fault rate is reduced.
Publication (bulletin) No.: CN102383451A, publication (public notice) day: 2012-03-21 discloses a wheel loader breaking hammer, which belongs to the technical field of breaking devices and comprises a wheel loader body and a breaking hammer, wherein the breaking hammer comprises a mounting bracket and a movable arm connecting frame, a first connecting end is arranged on the movable arm connecting frame, the mounting bracket is hinged with the first connecting end of the movable arm connecting frame through an upper vertical pin shaft and a lower vertical pin shaft, the left and right frames of the mounting bracket are fixedly connected with the left and right side plates of the front body of the wheel loader body, a rotary oil cylinder is arranged between the movable arm connecting frame and the right side plate of the front body, one end of the rotary oil cylinder is hinged with an oil cylinder connecting block, the other end of the rotary oil cylinder is hinged with an ear ring on the movable arm connecting frame, and the oil cylinder connecting block is fixed on the right side plate of the front body. The utility model discloses operation in the narrow and small space of loader body is rotated, adapted relatively to the broken tup of wheel loader quartering hammer.
Publication (bulletin) No.: CN104763007A, publication (public notice) day: 2015-07-08 discloses a shovel bucket mountable on a breaking hammer; the bucket comprises a bucket body, an upper mounting hole, a lower mounting hole, a spring bayonet lock, a bayonet lock nut, a bayonet lock base and the like. The middle position of the top surface of the bucket body is cut with two seams, the iron plate at the position protrudes inwards in the opposite direction to form a small plane for arranging a lower mounting hole, at the moment, the bucket back is provided with a gap, the iron plate is welded again to form a bucket top middle plane, the plane can be attached to the lower baffle plane of the breaking hammer, an upper mounting hole corresponding to the lower mounting hole is arranged in the middle of the plane, and clamping pin bases are welded on two sides of the plane and used for mounting spring clamping pins. The setting width of bayonet lock base is unanimous with baffle width under the quartering hammer, like this when needs change the bucket, inserts the quartering hammer stem and goes up the mounting hole and make the quartering hammer under the baffle and the laminating of bayonet lock base, inserts the spring bayonet lock, just can do the bucket work, if need do crushing work as long as pull out the spring bayonet lock and mention hammer stem quartering hammer and just can independently do crushing work.
Publication (bulletin) No.: CN107401193A, publication (public notice) day: 2017-11-28 discloses a composite bucket for an excavator, which comprises a movable arm hydraulic cylinder, a movable arm, a bucket rod hydraulic cylinder, a bucket rod, a bucket hydraulic cylinder, a first rocker and a second rocker, and further comprises a bucket and a breaking hammer, wherein a first hinged support is arranged on the side surface of the bucket, a second hinged support and a third hinged support are arranged on the top of the bucket, a first hinged hole and a second hinged hole are formed in the breaking hammer, the first rocker is hinged to one end of the second rocker, the other end of the first rocker is hinged to the first hinged support on the side surface of the bucket, the other end of the second rocker is hinged to the second hinged support on the top of the bucket, and the first hinged hole and the second hinged hole in the breaking hammer are respectively connected with the second hinged support and the third hinged support on the bucket through bolts.
In a word, technical field, technical scheme and the technical problem that will solve and the beneficial effect who produces of above open the technique all with the utility model discloses inequality, to the utility model discloses more technical features and the technical problem and the beneficial effect that will solve all do not have the technological inspiration in the above open technical document.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an install excavator strenghthened type dipper of quartering hammer additional to the above-mentioned defect that prior art exists, carry out optimal design to the dipper structure of ordinary excavator apolegamy quartering hammer operation, reinforce dipper stress concentration's weak position, avoid the emergence of the damaged fault phenomenon of cracking such as dipper front support, after-poppet, steel sheet welding seam, improve the reliability of dipper, increase the life of excavator structure, reduce the fault rate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a reinforced bucket rod with a breaking hammer is provided, and comprises a bucket rod body, wherein the bucket rod body is of a bilaterally symmetrical hollow box structure and is formed by welding a cover plate, a lower bottom plate, a left side plate and a right side plate, and the bucket rod body is provided with a shaft seat, a rear support and an ear plate;
the crushing hammer pipe clamping seat is arranged on the front support;
the cover plate comprises a front cover plate and a rear cover plate which are welded together from front to back, the left side plate comprises a left front side plate, a left middle side plate and a left rear side plate which are welded together from front to back in sequence, and the right side plate comprises a right front side plate, a right middle side plate and a right rear side plate which are welded together from front to back in sequence;
the shaft seat is arranged on the left front side plate and the right front side plate;
the rear support is arranged on the left rear side plate and the right rear side plate;
the lug plate is welded at the rear end of the bucket rod body;
the front support is welded at the front end of the bucket rod body, and a hinge hole for hinging the breaking hammer is formed in the front support;
the crushing hammer pipe clamping seat is arranged on the middle upper part of the outer wall of the left middle side plate or the outer wall of the right middle side plate of the bucket rod body.
Furthermore, the breaking hammer pipe clamping seat is provided with a bolt hole and a pipe clamping groove, the breaking hammer pipe clamping seat is connected with the outer wall of the left middle side plate or the outer wall of the right middle side plate through a bolt, and a notch of the pipe clamping groove is tightly attached to the outer wall of the left middle side plate or the outer wall of the right middle side plate.
Furthermore, the ear plates are welded at the rear end of the rear cover plate and comprise a left ear plate and a right ear plate which have the same structure and are symmetrically arranged;
an ear plate reinforcing plate is welded between the left ear plate and the right ear plate;
the left lug plate or the right lug plate is an integral lug plate, the plate thickness is 50mm, a 18mm multiplied by 18mm double-sided welding groove is formed at the welding position of the inner side and the rear cover plate, a stress-reducing dovetail welding line is formed at the tail end of the lug plate, and smooth transition is required at the corner of the welding line.
The bucket rod comprises a bucket rod body, a rear support and a rib plate, wherein the bucket rod body is provided with a front cover plate and a rear cover plate;
the rib plate is a high-strength steel plate Q345C with a middle shallow groove, four chamfered corners and a notch at one end, the thickness of the plate is 12mm, the top ends with the notches at two sides of the rib plate are welded on the rear support, and the other end of the rib plate is welded on the upper cover plate.
Further, the device also comprises a web plate and a bottom reinforcing plate;
the web plate is welded and fixed with the lower bottom plate and the rear cover plate at the same time;
and the bottom reinforcing plate is welded and fixed with the lower bottom plate and the front support at the same time.
Further, the device also comprises a base plate, wherein the upper end of the base plate is connected with the cover plate, and the lower end of the base plate is connected with the lower bottom plate.
Furthermore, a groove a at the welding position of the left rear side plate and the left middle side plate is divided into two grooves, the angle of the first groove is 23 degrees, and the angle of the second groove is 45 degrees; the left rear side plate is welded with the rear cover plate through a groove b, and the angle of the groove at the groove b is 35 degrees; in the same way, the groove at the welding position of the right rear side plate and the right middle side plate is the same as the groove; the groove of the right rear side plate and the groove of the rear cover plate are the same;
the crushing hammer pipe holder is a steel plate with an R21 circular groove in the middle and a blind hole M16 drilled at the top end, and the thickness of the plate is 40 mm.
Further, leave welding seam 5mm between left side preceding curb plate and the left side middle lateral plate, leave welding seam 5mm between right side preceding curb plate and the right side middle lateral plate, leave welding seam 6mm between left side middle lateral plate and the left back curb plate, leave welding seam 6mm between right side middle lateral plate and the right back curb plate.
Compared with the prior art, the utility model following beneficial effect has:
in order to avoid the dipper among the excavator equipment in being suitable for broken operation occasion, receive the impact vibration that does not stop and bear the violent change of load, the damaged phenomenon of fracture such as the dipper front support, after-poppet, steel sheet welding seam appear, cause the dipper early damage, the utility model provides an can install the excavator strenghthened type dipper structure of quartering hammer additional, reinforce the weak position of dipper stress concentration, avoid the emergence of the damaged fault phenomenon of fracture such as dipper front support, after-poppet, steel sheet welding seam, improve the reliability of dipper, increase the life of excavator structure, reduce the fault rate.
The front support is a high-strength silicon-manganese steel casting made of SCS iMn1H, and is hinged with the breaking hammer; the rear support is hinged with the movable arm, and a ribbed plate is welded on the rear support, so that the impact resistance, bending strength and torsional strength of the bucket rod and the bearing and unbalance loading capabilities are enhanced; the whole bucket rod is of a bilaterally symmetrical closed hollow box-shaped welding structure, and the lug plate is of a Q345C high-strength structural steel integral structure; a web plate is welded below the rear support, and the tail end of the web plate covers the lower bottom plate and the rear cover plate, so that the characteristics of overall rigidity, buffering and shock absorption and strong hitting power of the bucket rod are enhanced; the crushing hammer pipe clamping seats are arranged at the middle upper parts of the left and right middle side plates, so that stress concentration points are avoided, stress concentration is avoided, cracking of a steel plate is avoided, and the reliability and safety of a product are improved; the welding positions of the left rear side plate, the right rear side plate and the left middle side plate and the right middle side plate are beveled, and a base plate is welded below the beveling grooves, so that the rigidity of the bucket rod is enhanced and the welding stress is reduced.
Drawings
Fig. 1 and fig. 2 are respectively external structural diagrams of the reinforced bucket rod of the excavator with the breaking hammer according to the present invention at different angles;
FIG. 3 is a schematic view of a tube holder of the demolition hammer;
fig. 4 is the utility model discloses an install inside structure sketch map of excavator strenghthened type dipper of quartering hammer additional
FIG. 5 is a schematic view of a rib structure;
FIG. 6 is a schematic view of a web structure;
FIG. 7 is a schematic view of the structure of the ear plate;
fig. 8 is a schematic structural view of the rear side plate.
Reference numbers of parts in the figures: 1 front support, 2, left front side board, 3 right front side board, 4, left middle side board, 5 right middle side board, 6 front shroud, 7 lower plate, 8 back shroud, 9, left back side board, 10 right back side board, 11 back supports, 12 left otic placodes, 13 right otic placodes, 14 otic placode reinforcing plates I, 15 otic placode reinforcing plates II, 16 quartering hammer pipe holder, 17 axle seats, 18 bottom reinforcing plates, 19 backing plates I, 20 backing plates II, 21 floor, 22 web.
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 it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 8, the present invention provides a technical solution:
a reinforced bucket rod of an excavator additionally provided with a breaking hammer comprises a bucket rod body, wherein the bucket rod body is of a bilaterally symmetrical hollow box structure and is formed by welding a cover plate, a lower bottom plate 7, a left side plate and a right side plate, and the bucket rod body is provided with a shaft seat 17, a rear support 11 and an ear plate;
the crushing hammer pipe clamp also comprises a front support 1 and a crushing hammer pipe clamp seat 16;
the cover plate comprises a front cover plate 6 and a rear cover plate 8 which are welded together from front to back, the left side plate comprises a left front side plate 2, a left middle side plate 4 and a left rear side plate 9 which are welded together from front to back, and the right side plate comprises a right front side plate 3, a right middle side plate 5 and a right rear side plate 10 which are welded together from front to back;
the shaft seat is arranged on the left front side plate and the right front side plate;
the rear support is arranged on the left rear side plate and the right rear side plate;
the lug plate is welded at the rear end of the bucket rod body;
the front support is welded at the front end of the bucket rod body, and a hinge hole for hinging the breaking hammer is formed in the front support;
the crushing hammer pipe clamping seat is arranged on the middle upper part of the outer wall of the left middle side plate or the outer wall of the right middle side plate of the bucket rod body.
Furthermore, the breaking hammer pipe clamping seat is provided with a bolt hole and a pipe clamping groove, the breaking hammer pipe clamping seat is connected with the outer wall of the left middle side plate or the outer wall of the right middle side plate through a bolt, and a notch of the pipe clamping groove is tightly attached to the outer wall of the left middle side plate or the outer wall of the right middle side plate.
Furthermore, the ear plates are welded at the rear end of the rear cover plate and comprise a left ear plate 12 and a right ear plate 13 which have the same structure and are symmetrically arranged;
an ear plate reinforcing plate is welded between the left ear plate and the right ear plate;
the left lug plate or the right lug plate is an integral lug plate, the plate thickness is 50mm, a 18mm multiplied by 18mm double-sided welding groove is formed at the welding position of the inner side and the rear cover plate, a stress-reducing dovetail welding line is formed at the tail end of the lug plate, and smooth transition is required at the corner of the welding line.
The bucket rod further comprises a rib plate 21, the rib plate is obliquely arranged in the bucket rod body, the lower end of the rib plate is welded with the rear support, and the upper end of the rib plate is welded with the inner wall of an upper cover plate of the bucket rod body;
the rib plate is a high-strength steel plate Q345C with a middle shallow groove, four chamfered corners and a notch at one end, the thickness of the plate is 12mm, the top ends with the notches at two sides of the rib plate are welded on the rear support, and the other end of the rib plate is welded on the upper cover plate.
Further, a web 22, a bottom reinforcing plate 18;
the web plate is welded and fixed with the lower bottom plate and the rear cover plate at the same time;
and the bottom reinforcing plate is welded and fixed with the lower bottom plate and the front support at the same time.
Further, the device also comprises a base plate, wherein the upper end of the base plate is connected with the cover plate, and the lower end of the base plate is connected with the lower bottom plate.
Furthermore, a groove a at the welding position of the left rear side plate and the left middle side plate is divided into two grooves, the angle of the first groove is 23 degrees, and the angle of the second groove is 45 degrees; the left rear side plate is welded with the rear cover plate through a groove b, and the angle of the groove at the groove b is 35 degrees; in the same way, the groove at the welding position of the right rear side plate and the right middle side plate is the same as the groove; the groove of the right rear side plate and the groove of the rear cover plate are the same;
the crushing hammer pipe holder is a steel plate with an R21 circular groove in the middle and a blind hole M16 drilled at the top end, and the thickness of the plate is 40 mm.
Further, leave welding seam 5mm between left side preceding curb plate and the left side middle lateral plate, leave welding seam 5mm between right side preceding curb plate and the right side middle lateral plate, leave welding seam 6mm between left side middle lateral plate and the left back curb plate, leave welding seam 6mm between right side middle lateral plate and the right back curb plate.
The strenghthened type dipper in this embodiment mainly used can install the excavator of quartering hammer additional. This embodiment is mainly by left front side board 2, right front side board 3, left side board 4, right side board 5 in, front shroud 6, lower plate 7, back shroud 8, left back side board 9, right back side board 10 welding form bilateral symmetry's closed cavity box structure, at dipper front end welding front support 1 for quartering hammer or scraper bowl are connected, the integral otic placode of afterbody welding high strength structural steel of dipper: a left ear plate 12, a right ear plate 13; the rear end of the bucket rod is welded with a rear support 11 and is connected with a movable arm of the excavator through a pin shaft; a web plate 22 is welded below the rear support 11, and the tail end of the web plate 22 covers the lower bottom plate 7 and the rear cover plate 8.
The excavator strenghthened type dipper that can install the quartering hammer additional in this embodiment welds the closed cavity box structure that forms bilateral symmetry, wherein: the side plates are formed by welding a left front side plate 2, a right front side plate 3 (plate thickness is 22mm), a left middle side plate 4, a right middle side plate 5 (plate thickness is 20mm), a left rear side plate 9 and a right rear side plate 10 (plate thickness is 28mm) in bilateral symmetry, wherein a welding seam 5mm is left between the left front side plate 2 and the right front side plate 3 and between the left middle side plate 4 and the right middle side plate 5, and a backing plate I19 is welded below the welding seam; a welding seam of 6mm is reserved between the left middle side plate 4 and the right middle side plate 5 and between the left rear side plate 9 and the right rear side plate 10, and a backing plate II 20 is welded below the left middle side plate and the right middle side plate; the coaming wrapped on the periphery of the side plate is formed by welding a cover plate 6, a lower bottom plate 7 and a rear cover plate 8 (the plate thicknesses are all 22 mm).
In the schematic diagram of fig. 7, the left lug plate 12 and the right lug plate 13 are integral lug plates (plate thickness is 50mm), a double-sided welding groove (18mm multiplied by 18mm) is formed at the welding position of the inner side and the rear cover plate 8, a stress-reducing dovetail welding seam is formed at the tail end of the lug plates, and the corner of the welding seam needs to be in smooth transition.
In the schematic diagrams of fig. 1 and 8, the bevel a at the welding position of the left rear side plate 9 and the right rear side plate 10 and the left middle side plate 4 and the right middle side plate 5 is a double bevel, the angle of the first bevel is 23 degrees, and the angle of the second bevel is 45 degrees, so that the welding strength is increased and the welding stress is reduced; the left rear side plate 9 and the right rear side plate 10 are welded with the rear cover plate 8 through a groove b, and the angle of the groove at the groove b is 35 degrees.
In the schematic view of fig. 5, the rib 21 is a high-strength steel plate Q345C (12 mm thick) having a shallow groove in the middle, chamfered corners, and a notch at one end. The top end with the notch at the two sides of the ribbed slab is welded on the rear support 11, and the other end is welded on the cover plate 6.
In the schematic diagram of fig. 3, the tube holder of the breaking hammer is a steel plate (the plate thickness is 40mm) with a central R21 circular groove and a top drilled with an M16 blind hole; one end of the breaking hammer pipe clamping seat, which is not drilled, is symmetrically welded on the left middle side plate 4 and the right middle side plate 5.
The front support 1 is a high-strength silicon-manganese cast steel piece made of SCS iMn1H and is hinged with the breaking hammer; the rear support 11 is hinged with the movable arm, and a ribbed plate 21 is welded on the rear support, so that the impact resistance, the bending strength, the torsional strength, the bearing capacity and the unbalance loading capacity of the bucket rod are enhanced; the whole bucket rod is of a bilaterally symmetrical closed hollow box-shaped welding structure, and the left lug plate 12 and the right lug plate 13 are of Q345C high-strength structural steel integral structures; a web plate 22 is welded below the rear support 11, and the tail end of the web plate 22 covers the lower bottom plate 7 and the rear cover plate 8, so that the characteristics of overall rigidity, buffering and shock absorption and strong hitting power of the bucket rod are enhanced; the breaking hammer pipe clamping seats 16 are arranged at the middle upper parts of the left middle side plate 4 and the right middle side plate 5, so that stress concentration points are avoided, stress concentration is avoided, cracking of a steel plate is avoided, and the reliability and safety of a product are improved; and 2 grooves are formed at the welding positions of the left rear side plate 9 and the right rear side plate 10, the left middle side plate 4 and the right middle side plate 5, and a base plate II 20 is welded below the grooves to strengthen the rigidity of the bucket rod and reduce welding stress.
All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again. Such as welding, threaded connections, etc.
In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.
In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A reinforced bucket rod with a breaking hammer is provided, and comprises a bucket rod body, wherein the bucket rod body is of a bilaterally symmetrical hollow box structure and is formed by welding a cover plate, a lower bottom plate, a left side plate and a right side plate, and the bucket rod body is provided with a shaft seat, a rear support and an ear plate;
the crushing hammer is characterized by further comprising a front support and a crushing hammer pipe clamping seat;
the cover plate comprises a front cover plate and a rear cover plate which are welded together from front to back, the left side plate comprises a left front side plate, a left middle side plate and a left rear side plate which are welded together from front to back in sequence, and the right side plate comprises a right front side plate, a right middle side plate and a right rear side plate which are welded together from front to back in sequence;
the shaft seat is arranged on the left front side plate and the right front side plate;
the rear support is arranged on the left rear side plate and the right rear side plate;
the lug plate is welded at the rear end of the bucket rod body;
the front support is welded at the front end of the bucket rod body, and a hinge hole for hinging the breaking hammer is formed in the front support;
the crushing hammer pipe clamping seat is arranged on the middle upper part of the outer wall of the left middle side plate or the outer wall of the right middle side plate of the bucket rod body.
2. The excavator reinforced bucket rod with the breaking hammer as set forth in claim 1, wherein the breaking hammer pipe holder is provided with a bolt hole and a pipe clamping groove, the breaking hammer pipe holder is connected with the outer wall of the left middle side plate or the outer wall of the right middle side plate through a bolt, and the notch of the pipe clamping groove is tightly attached to the outer wall of the left middle side plate or the outer wall of the right middle side plate.
3. The excavator enhanced bucket rod additionally provided with the breaking hammer as claimed in claim 1 or 2, wherein the lug plates are welded at the rear end of the rear cover plate and comprise a left lug plate and a right lug plate which are identical in structure and are symmetrically arranged;
and an ear plate reinforcing plate is welded between the left ear plate and the right ear plate.
4. The excavator reinforced type bucket rod with the breaking hammer is characterized by further comprising a rib plate, the rib plate is obliquely arranged inside the bucket rod body, the lower end of the rib plate is welded with the rear support, and the upper end of the rib plate is welded with the inner wall of an upper cover plate of the bucket rod body.
5. The excavator enhanced bucket rod additionally provided with the breaking hammer as claimed in claim 1 or 2, further comprising a web plate and a bottom reinforcing plate;
the web plate is welded and fixed with the lower bottom plate and the rear cover plate at the same time;
and the bottom reinforcing plate is welded and fixed with the lower bottom plate and the front support at the same time.
6. The excavator enhanced type bucket rod additionally provided with the breaking hammer as claimed in claim 1 or 2, further comprising a base plate, wherein the upper end of the base plate is connected with the cover plate, and the lower end of the base plate is connected with the lower bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337919.XU CN214614254U (en) | 2020-12-31 | 2020-12-31 | Install excavator strenghthened type dipper of quartering hammer additional |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023337919.XU CN214614254U (en) | 2020-12-31 | 2020-12-31 | Install excavator strenghthened type dipper of quartering hammer additional |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214614254U true CN214614254U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023337919.XU Active CN214614254U (en) | 2020-12-31 | 2020-12-31 | Install excavator strenghthened type dipper of quartering hammer additional |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214614254U (en) |
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2020
- 2020-12-31 CN CN202023337919.XU patent/CN214614254U/en active Active
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