CN212715112U - Large-scale electric mining excavator and chassis collecting ring lower part protection sealing plate structure thereof - Google Patents
Large-scale electric mining excavator and chassis collecting ring lower part protection sealing plate structure thereof Download PDFInfo
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- CN212715112U CN212715112U CN202021331337.8U CN202021331337U CN212715112U CN 212715112 U CN212715112 U CN 212715112U CN 202021331337 U CN202021331337 U CN 202021331337U CN 212715112 U CN212715112 U CN 212715112U
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Abstract
The utility model discloses a large-scale electric mining excavator and a protection sealing plate structure at the lower part of a chassis collecting ring thereof, wherein the protection sealing plate structure comprises a lower sealing plate, a connecting rib plate, a connecting plate and a U-shaped plate; the middle parts of the left side and the right side of the lower sealing plate are respectively provided with a symmetrical large U-shaped slotted hole, one U-shaped plate corresponds to one large U-shaped slotted hole, and the U-shaped plates are attached to the large U-shaped slotted holes; the upper side and the lower side of the large U-shaped slotted holes on the two sides are respectively provided with a small U-shaped slotted hole, and the four small U-shaped slotted holes are symmetrical up and down and left and right; each small U-shaped slot hole is provided with a connecting plate, the connecting plate is provided with a bolt hole, and the connecting plate is screwed in a thread block welded on a lower bottom plate of the chassis by penetrating a bolt; the last downside of shrouding all is equipped with the turn-ups of bending of homonymy down, connects the gusset setting in the middle of the shrouding down, and its both sides link to each other with the U template. When the excavator walks, receive the protection of shrouding subassembly down, can effectually prevent that outside rubble from getting into, form the structure protection. Simple structure is reliable, and the commonality is strong, convenient dismantlement.
Description
Technical Field
The utility model relates to a shrouding structure specifically is a large-scale electronic mining excavator chassis collecting ring lower part protection shrouding structure, belongs to the engineering machine tool field.
Background
Along with the continuous development of the hydraulic excavator technology, the development and market demand of large-tonnage hydraulic excavators are increased to attract the attention of the industry, large-scale electrically-driven mining excavators are more and more widely applied in the market, the electric mining excavator utilizes a central revolving body to realize the oil circuit connection between a loading platform and a chassis, and a collecting ring is arranged in a cavity body in the middle of the chassis to realize the circuit communication between the chassis and the loading platform.
The general engineering machinery collecting ring is in a thick cylindrical shape and is directly placed in a cavity in the middle of a chassis frame, the upper end of the collecting ring is of a flat plate mounting structure, the collecting ring is connected with a chassis mounting frame through bolts, the collecting ring and the frame are fixedly mounted, the structural size of the collecting ring is large, and a lower end cylinder is close to a lower bottom plate of the chassis.
Because the working condition of the large mining excavator is severe, large broken stones are easy to collide into the middle cavity of the chassis frame and further collide with the collecting ring to cause damage of the collecting ring, a protection device is required to be installed to prevent the damage of the collecting ring caused by the collision of the large broken stones.
Disclosure of Invention
To large-scale electronic mining excavator prior art problem, the utility model provides a large-scale electronic mining excavator chassis collecting ring lower part protection closing plate structure has effectively prevented that big rubble etc. from colliding into the inside cavity in chassis, has realized the effective protection of collecting ring, also prevents the entering of large-scale rubble simultaneously to the damage of the inside hydraulic component of mining excavator and pipeline, and the structure is reliable, convenient assembly.
In order to achieve the above purpose, the utility model discloses realize according to following technical scheme:
a lower part protection sealing plate structure of a collecting ring of a chassis of a large-scale electric mining excavator comprises a lower sealing plate, a connecting rib plate, a connecting plate and a U-shaped plate; the middle parts of the left side and the right side of the lower sealing plate are respectively provided with a symmetrical large U-shaped slotted hole, one U-shaped plate corresponds to one large U-shaped slotted hole, and the U-shaped plates are attached to the large U-shaped slotted holes; the upper side and the lower side of the large U-shaped slotted holes on the two sides are respectively provided with a small U-shaped slotted hole, and the four small U-shaped slotted holes are symmetrical up and down and left and right; each small U-shaped slot hole is provided with a connecting plate, the connecting plate is provided with a bolt hole, and the connecting plate is screwed in a thread block welded on a lower bottom plate of the chassis by penetrating a bolt; the upper side and the lower side of the lower sealing plate are both provided with bending flanges at the same side, the connecting rib plate is arranged in the middle of the lower sealing plate, and the two sides of the connecting rib plate are connected with the U-shaped plate.
Furthermore, the connecting plate is of a structure with three straight surfaces and one trapezoidal groove, and the trapezoidal groove faces inwards during installation.
Furthermore, the welding heights of the four connecting plates are the same plane height, and the distance between the lower planes of the four connecting plates and the lower plane height of the lower sealing plate is equal to the height of a thread block welded on the lower bottom plate of the chassis.
Furthermore, the two sides of the lower sealing plate are bent and flanged to form a slope arc structure with a high middle part and two low sides.
Furthermore, the connecting rib plate is an L-shaped bending plate, the middle of the connecting rib plate is higher than the bottoms of the two sides, and the heights of the two sides are flush with the height of the U-shaped plate.
Furthermore, the size of a U-shaped groove opening of the U-shaped plate is larger than that of a large U-shaped groove opening of the lower sealing plate, so that the two sides of the U-shaped plate can be welded conveniently.
Further, a plurality of rows of long circular punched holes are formed in the lower sealing plate.
Further, lower shrouding, four connecting plates, two U templates and middle connection gusset are formed as an organic whole welding, and the protection shrouding structure is symmetrical structure.
A large-scale electric mining excavator comprises a plurality of protection sealing plate structures; the protection sealing plates are arranged on the inner side of the lower bottom plate of the chassis in a structure so as to prevent broken stones on the outer side from being collided into the lower bottom plate of the chassis and further damage the collecting ring; the bolt of the protection shrouding is located the chassis lower floor inboard, and the protection bolt is not strikeed by external barrier.
Further, the installation interval between two adjacent protection enclosure structures is 70 mm.
The utility model discloses beneficial effect:
this protection closing plate structure uses in groups, and fixed mounting is inboard at the chassis lower plate, when the excavator walking, receives the protection of shrouding subassembly down, prevents that entering such as outside rubble from taking place to damage collecting ring bottom striking and then to collecting ring, also prevents the entering of large-scale rubble simultaneously to the damage of the inside hydraulic component of mining excavator and pipeline to through the power flow design, let whole structural design lightweight, rigidity is big, and the commonality is strong, makes things convenient for the dismouting, is particularly suitable for large-scale electronic mining excavator chassis to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention, are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. It is obvious that the drawings in the following description are only some embodiments, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
In the drawings:
FIG. 1 is a schematic diagram of a protection enclosure structure;
FIG. 2 is an exploded view of the protective seal plate;
FIG. 3 is a detail view of the installation of the protective seal plate;
FIG. 4 is a first schematic view of the installation position of the protection sealing plate;
FIG. 5 is a second schematic view of the installation position of the protection sealing plate;
FIG. 6 is a third schematic view of the installation position of the protective sealing plate;
description of the reference numerals: 1. the lower sealing plate 201, the first connecting plates 202, the second connecting plates 203, the third connecting plates 204, the fourth connecting plates 301, the first U-shaped plates 302, the second U-shaped plates 4 and the connecting rib plates;
i1, a first protection sealing plate structure, I2, a second protection sealing plate structure, I3 and a third protection sealing plate structure;
a. the bolt, b, the enlarged washer, c, the thread block, d and the collecting ring.
It should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept by those skilled in the art with reference to specific embodiments.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments, and the following embodiments are used for illustrating the present invention, but do not limit the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", 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 element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model provides a sealing plate structure, in particular to a protective sealing plate structure for the lower part of a collecting ring of a chassis of a large-scale electric mining excavator, which can be clearly known from a figure 1 and a figure 2 and comprises a lower sealing plate 1, a connecting rib plate 4, four connecting plates (a connecting plate I201, a connecting plate II 202, a connecting plate III 203, a connecting plate IV 204) and two U-shaped plates (a U-shaped plate I301 and a U-shaped plate II 302); the middle parts of the left side and the right side of the lower sealing plate 1 are respectively provided with a symmetrical large U-shaped slotted hole, one U-shaped plate corresponds to one large U-shaped slotted hole, and the U-shaped plates are attached to the large U-shaped slotted holes; the upper side and the lower side of the large U-shaped slotted holes on the two sides are respectively provided with a small U-shaped slotted hole, the four small U-shaped slotted holes are vertically and bilaterally symmetrical, and the four small U-shaped slotted holes are used for avoiding four threaded blocks c welded on the inner side of the bottom plate of the chassis. Each small U-shaped slot hole is provided with a connecting plate, the connecting plate is provided with a bolt hole, and the connecting plate is screwed in a thread block c welded on a lower bottom plate of the chassis by penetrating a bolt a; the upper and lower sides of lower shrouding 1 all are equipped with the turn-ups of bending of homonymy, and connection gusset 4 sets up in shrouding 1 middle department down, and its both sides link to each other with the U template.
As shown in fig. 2 and 3, four connecting plates (a first connecting plate 201, a second connecting plate 202, a third connecting plate 203 and a fourth connecting plate 204) are all of a trapezoidal groove structure with three straight surfaces and one surface, the straight surfaces are arranged outwards during welding, the trapezoidal grooves face inwards, the trapezoidal groove design is adopted, and the connecting plates are naturally welded in a transition mode with uniform thickness.
As the utility model discloses an optimization scheme: the welding heights of the four connecting plates (the first connecting plate 201, the second connecting plate 202, the third connecting plate 203 and the fourth connecting plate 204) are the same plane height, and the distance between the lower plane of the four connecting plates (the first connecting plate 201, the second connecting plate 202, the third connecting plate 203 and the fourth connecting plate 204) and the lower plane height of the lower sealing plate 1 is equal to the height of a thread block c welded on the lower bottom plate of the chassis.
As the utility model discloses an optimization scheme: as shown in fig. 2, the two sides of the lower sealing plate 1 are bent and flanged to form a slope arc structure with a high middle part and two low sides, so that the design principle of force flow is met, the overall rigidity is high, and the structure is strong.
As the utility model discloses an optimization scheme: the connecting rib plate 4 is an L-shaped bending plate, the middle of the connecting rib plate is high, two sides of the connecting rib plate are bottom, the heights of two sides of the connecting rib plate are flush with the height of the U-shaped plate, the connecting rib plate accords with the force flow design principle, the overall rigidity is high, and the structure is strong.
As the utility model discloses an optimization scheme: the U-shaped notch sizes of the two U-shaped plates (the first U-shaped plate 301 and the second U-shaped plate 302) are 12mm of outward deviation of the size of a large U-shaped notch hole of the lower sealing plate, and therefore welding of the two sides of the U-shaped plates is facilitated.
As the utility model discloses an optimization scheme: the lower sealing plate 1 is provided with a plurality of rows of long circular punched holes.
As the utility model discloses an optimization scheme: the lower sealing plate 1, four connecting plates (a first connecting plate 201, a second connecting plate 202, a third connecting plate 203 and a fourth connecting plate 204), two U-shaped plates (a first U-shaped plate 301 and a second U-shaped plate 302) and the middle connecting rib plate 4 are welded together, and the protection sealing plate structure is of a symmetrical structure.
As shown in fig. 3 and 4, during installation, the protection sealing plate structure is arranged on the inner side surface of the lower bottom plate of the chassis, the lower surfaces of the four connecting plates (the first connecting plate 201, the second connecting plate 202, the third connecting plate 203 and the fourth connecting plate 204) are superposed with the upper surfaces of the four threaded blocks c on the bottom plate, round holes formed in the four connecting plates (the first connecting plate 201, the second connecting plate 202, the third connecting plate 203 and the fourth connecting plate 204) are concentrically connected with threaded central holes of the four threaded blocks c on the bottom plate, and the connection of the protection sealing plate structure is realized by utilizing a bolt a and an enlarged washer b.
As shown in fig. 5 and 6, the large-scale electric mining excavator comprises three protection enclosure structures (a protection enclosure structure I1, a protection enclosure structure I2 and a protection enclosure structure I3); the three are a set of inboard of installing at chassis lower plate, and the effectual rubble that prevents the outside etc. from colliding into and then to the damage of collecting ring (d), and simultaneously, the bolt a of protection closure structure is located the inboard of chassis lower plate, and fine protection bolt a does not receive the striking of external barrier. So, when using, the utility model discloses the result of use preferred, simple structure, convenient assembling.
The preferable scheme is as follows: the installation interval of two adjacent protection enclosure structures is 70 mm.
To sum up, this protection closing plate structure uses in groups, and fixed mounting is inboard at the chassis lower plate, when the excavator walking, receives the protection of closing plate subassembly down, prevents that outside rubble etc. from getting into to the striking of collecting ring bottom and then take place to damage the collecting ring, also prevents simultaneously that the entering of large-scale rubble from to the damage of the inside hydraulic component of mining excavator and pipeline to through the power flow design, let whole structural design lightweight, rigidity is big, and the commonality is strong, makes things convenient for the dismouting, especially adapted large-scale electronic mining excavator chassis uses.
In the description provided herein, numerous specific details are set forth. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.
Furthermore, those skilled in the art will appreciate that although some embodiments described herein include some features included in other embodiments instead of others, combinations of features of different embodiments are also meant to be within the scope of the invention and form different embodiments. For example, in the above embodiments, those skilled in the art can use the combination according to the known technical solutions and technical problems to be solved by the present application.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention has been disclosed with reference to the above preferred embodiment, but not to limit the present invention, any person skilled in the art can make modifications or changes to equivalent embodiments by utilizing the above technical contents without departing from the scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments by the technical matters of the present invention are within the scope of the present invention.
Claims (10)
1. The utility model provides a large-scale electronic mining excavator chassis collecting ring lower part protection closing plate structure which characterized in that:
comprises a lower sealing plate, a connecting rib plate, a connecting plate and a U-shaped plate;
the middle parts of the left side and the right side of the lower sealing plate are respectively provided with a symmetrical large U-shaped slotted hole, one U-shaped plate corresponds to one large U-shaped slotted hole, and the U-shaped plates are attached to the large U-shaped slotted holes;
the upper side and the lower side of the large U-shaped slotted holes on the two sides are respectively provided with a small U-shaped slotted hole, and the four small U-shaped slotted holes are symmetrical up and down and left and right;
each small U-shaped slot hole is provided with a connecting plate, the connecting plate is provided with a bolt hole, and the connecting plate is screwed in a thread block welded on a lower bottom plate of the chassis by penetrating a bolt;
the upper side and the lower side of the lower sealing plate are both provided with bending flanges at the same side, the connecting rib plate is arranged in the middle of the lower sealing plate, and the two sides of the connecting rib plate are connected with the U-shaped plate.
2. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the connecting plate is of a structure with three straight surfaces and one trapezoidal groove, and the trapezoidal groove faces inwards during installation.
3. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the welding heights of the four connecting plates are the same plane height, and the distance between the lower planes of the four connecting plates and the lower plane of the lower sealing plate is equal to the height of a thread block welded on the lower bottom plate of the chassis.
4. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the both sides turn-ups of shrouding down are middle high slope arc structure that both sides are low down.
5. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the connecting rib plates are L-shaped bending plates, the middle of each connecting rib plate is higher than the bottoms of the two sides, and the heights of the two sides are flush with the height of the U-shaped plate.
6. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the U-shaped notch of the U-shaped plate is larger than the large U-shaped notch of the lower sealing plate, so that the two sides of the U-shaped plate can be conveniently welded.
7. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
and a plurality of rows of long circular punched holes are formed in the lower sealing plate.
8. The large-scale electric mining excavator chassis collecting ring lower part protection sealing plate structure of claim 1, characterized in that:
the lower sealing plate, the four connecting plates, the two U-shaped plates and the middle connecting rib plate are welded integrally, and the protection sealing plate structure is of a symmetrical structure.
9. The utility model provides a large-scale electronic mining excavator which characterized in that:
comprising a plurality of protective enclosure structures of any one of claims 1 to 8;
the protection sealing plates are arranged on the inner side of the lower bottom plate of the chassis in a structure so as to prevent broken stones on the outer side from being collided into the lower bottom plate of the chassis and further damage the collecting ring;
the bolt of the protection shrouding is located the chassis lower floor inboard, and the protection bolt is not strikeed by external barrier.
10. The large electric mining excavator according to claim 9, wherein:
the installation interval of two adjacent protection enclosure structures is 70 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021331337.8U CN212715112U (en) | 2020-07-09 | 2020-07-09 | Large-scale electric mining excavator and chassis collecting ring lower part protection sealing plate structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021331337.8U CN212715112U (en) | 2020-07-09 | 2020-07-09 | Large-scale electric mining excavator and chassis collecting ring lower part protection sealing plate structure thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212715112U true CN212715112U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021331337.8U Active CN212715112U (en) | 2020-07-09 | 2020-07-09 | Large-scale electric mining excavator and chassis collecting ring lower part protection sealing plate structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212715112U (en) |
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2020
- 2020-07-09 CN CN202021331337.8U patent/CN212715112U/en active Active
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