CN202280099U - Bucket front end assembly of face shovel, bucket of excavator and excavator - Google Patents

Abstract

The utility model relates to the field of engineering machinery, in particular to the excavator technology. The utility model provides a bucket front end assembly of a face shovel, a bucket of an excavator and the excavator, wherein the bucket front end assembly of the face shovel comprises a cutting part and a load bearing part detachably connected with the cutting part. According to the bucket of the excavator provided by the utility model, the bucket front end assembly of the face shovel can be divided into two parts, the easily-worn cutting part can be conveniently changed, and the waste of resources and high cost due to entire replacement of the bucket front end assembly of the face shovel are reduced.

Description

A kind of crowd shovel scraper bowl front end assembly, power shovel and excavator

Technical field

The utility model relates to engineering machinery field, relates in particular to the excavator technology.

Background technology

Excavator is a kind of engineering machinery commonly used, is mainly used in the engineering construction field.Excavator is to excavate with scraper bowl to be higher or lower than the material that holds machine side, and with pack into haulage vehicle or unload to rickyard of material.The material that excavates mainly is soil and the rock behind soil, coal, silt and the preparatory pine of process.From the development of engineering machinery in recent years, the development of excavator is very fast relatively, thus the most important scraper bowl of excavator part also always along with different types of engineering demand in continuous development.

The application inventor finds; The crowd shovel scraper bowl front end assembly that uses on the power shovel at present is an overall structure normally; In use; Because the end of crowd shovel scraper bowl front end assembly is through regular meeting and the earthwork, rubble, log and the collision of other hard material, so abrasion condition is serious relatively.After the breakage of end, whole crowd shovel scraper bowl front end total performance can not have been used continuing, and the breakage that is equivalent to a place is scrapped with regard to the integral body that causes crowd shovel scraper bowl front end assembly, can only integral replacing, cause waste of material, and be unfavorable for very much environmental protection.And the suitable costliness of the global facility that more renews has also caused bigger fund waste.

The utility model content

The utility model provides a kind of power shovel, can not realize the problem of local replacing in order to crowd shovel scraper bowl front end assembly in the improvement prior art.

The crowd shovel scraper bowl front end assembly that the utility model proposes comprises: cutting portion, and the supporting part that removably connects with said cutting portion.

The power shovel that the utility model proposes is arranged to the syndeton of split combination with crowd shovel scraper bowl front end assembly, and the cutting portion of easy abrasion can be convenient for changing after damage, has avoided the high cost that brings because of integral replacing, has practiced thrift cost.

Said cutting portion comprises that a forward cuts plate and is connected to two side cutting plates that forward cuts the both sides of plate, and said supporting part comprises two loaded plates, and two loaded plates removably connect with one of them side cutting plate respectively.

Forward cutting plate and side cutting slab integral constitute cutting portion, and be the most easy to wear in the excacation process.After wearing and tearing, only need the side cutting plate is unloaded from loaded plate, just can change whole cutting portion, dismounting and fitting operation are easy.

Said side cutting plate and said loaded plate are all at an end that removably connects that " the type structure is that " after the two ends of type structure fastened, the fastening part of both direction connected through at least two bolts respectively along buckling surface.

An end that on the side cutting plate, removably connects be " the type structure; and in the fastening part of both direction along bolt hole is set respectively on the buckling surface; purpose is that loaded plate is connected with two panels that are in certain angle simultaneously; this kind syndeton is more firm, more is prone to the cutting portion application of force and drives its operation.

Said forward cutting plate is fixedly connected with each side cutting plate or removably connects.

Side cutting plate and forward cutting plate also are arranged to removably connect, further make cutting portion realize the purpose of flexible renewal part, the replacement of more effective realization partial structurtes.

The crowd shovel scraper bowl front end assembly that the utility model proposes; Through cutting portion and the supporting part that split connects is set; Realized the purpose that to replace respectively the partial structurtes of global facility; Avoided having improved the utilization rate of not damaging accessory, also saved the integrally-built expense of changing simultaneously because of a place damages the problem that causes the overall structure damage to scrap.

Description of drawings

Be clear the utility model and the beneficial effect thereof described, in conjunction with following accompanying drawing to being described in detail of embodiment, wherein:

Fig. 1 is the side structure sketch map of the crowd shovel scraper bowl front end assembly that provides of the utility model embodiment;

Fig. 2 is the front decomposition texture sketch map of the crowd shovel scraper bowl front end assembly that provides of the utility model embodiment.

The specific embodiment

Describe the embodiment of the utility model below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the utility model, and can not be interpreted as restriction the utility model.

In the description of the utility model; The orientation of indication such as term " top ", " bottom " " top ", " below " " inboard ", " outside " or position relation are for concerning based on orientation shown in the drawings or position; Only be for the ease of describing the utility model rather than requiring the utility model therefore can not be interpreted as restriction with specific azimuth configuration and operation to the utility model.

Among the utility model embodiment, just need the problem of integral replacing, crowd shovel scraper bowl front end assembly is divided into cutting portion and supporting part two parts if consider crowd shovel scraper bowl front end assembly local damage; And cutting portion is normally than being easier to damage; Like this, when cutting portion damages, only need to change this part structure and just can continue to use; Reduced and changed the whole wasting of resources that is caused, reduced cost.Not only help environmental protection, and practiced thrift expense.Below with specific embodiment, and combine accompanying drawing to be elaborated.

Crowd shovel scraper bowl front end assembly as shown in Figure 1, that the utility model proposes comprises: cutting portion 1, and the supporting part 2 that removably connects with cutting portion 1.

Cutting portion 1 mainly has been the effect of excavating and cutting in crowd shovel scraper bowl front end assembly; In the process of excavating and cutting; Cutting portion 1 can often collide with the earthwork, rubble and log or the like hard material, so in use for some time, abrasion condition other part relatively is serious.After cutting portion 1 breakage, crowd shovel scraper bowl front end assembly in the past can only integral replacing, and just a place is damaged whole crowd shovel scraper bowl front end assembly is scrapped.The costliness that the global facility that more renews is suitable has again caused than large resource and fund waste.And the crowd shovel scraper bowl front end assembly structure in the utility model is divided into the two parts that removably connect, and cutting portion 1 and supporting part 2 can be dismantled and make up flexibly.After cutting portion 1 breakage, only need cutting portion 1 disassemble change one new, just can continue use.The part at loaded plate 21 places does not directly contact with hard material usually, and therefore impaired probability is less, generally need not change, and like this, it is relatively low to change local component costs, has therefore practiced thrift resource greatly, and has saved the expense of expenditure.

Wherein, A kind of concrete structure of cutting portion 1 can comprise three parts; As shown in Figure 2: 12, two side cutting plates 12 of forward cutting 11, two side cutting plates of plate are connected to the both sides of forward cutting plate 11; Supporting part 2 can comprise that 21, two loaded plates 21 of two loaded plates removably connect with one of them side cutting plate 12 respectively.

The mode that removably connects is a lot, for example can adopt at least two connected components to connect, and connected component commonly used is bolt for example.

Can an interlaced part between loaded plate 21 that each connects correspondence and the side cutting plate 12; In staggered part through corresponding bolt hole is set; And with bolt realization connection; Be that the part edge of loaded plate 21 and the part edge of side cutting plate 12 overlap, and couple together the part that overlaps through bolt.

Be to reinforce and stable loaded plate 21 and side cutting plate 12 between connection, connecting portion is set to that " the type structure, " the type structure is interlocked, and connects two buckling surfaces respectively with bolt again.Concrete; Side cutting plate 12 all be at an end that removably connects with loaded plate 21 " the type structure; be " after the two ends of type structure fastened, forming two angles was the buckling surface about 90 °, the fastening part of both direction along buckling surface respectively through at least two bolts connections.When supporting part 2 drove cutting portions 1 and moves up and down, the junction was stressed on both direction, can reduce the probability that the junction fractures like this, reinforced and had stablized the connection that supporting part 2 drives between the cutting portions 1.

Cutting plate 12 and loaded plate 21 the coupling part " the type structure can be that nature is bent to form, and for example extends a boss to the side; and be folded into about 90 °; like this, on the vertical plane of side cutting plate 12, near the part of bending place; a plurality of bolt holes can be set, also a plurality of bolt holes can be set at the faceplate part that bends out simultaneously.Corresponding bolt hole also is set on the loaded plate 21; Penetrate bolt hole corresponding on loaded plate 21 and the side cutting plate 12 respectively through two groups of bolts, from both direction loaded plate 21 and side cutting plate 12 are fixed together, like this; Side cutting plate 12 receives the support force of loaded plate 21 from both direction; Make annexation more firm, stressed more even, the coupling part is cracky not.

Further, because bending place part self intensity of side cutting plate 12 is limited,, be at side cutting plate 12 that " part of type structure can also be provided with reinforcing rib 121 in order to reach the purpose of strengthening bearing capacity.Reinforcing rib 121 is arranged on the interior angle of bending part, and reinforcing rib 121 couples together the part that side cutting plate 12 bends out with vertical part, the part that bends out has been played the effect of good support and reinforcing.Adopt a plurality of reinforcing ribs 121 to be distributed between the bolt, can play better reinforcement effect.

In addition, from the overall structure of cutting portion 1, can also be arranged to the combining structure that is fixedly connected or removably connects to side cutting plate 12 and forward cutting plate 11; Side cutting plate 12 cuts between the plate 11 and can be connected through bolt with forward; Like this, cutting portion 1 self also becomes demountable structure, to the breakage of the different local parts of cutting portion 1; Can change respectively, saving further replacement cost.

The utility model embodiment also provides: comprise the power shovel of above-mentioned crowd shovel scraper bowl front end assembly and the crowd shovel scraper bowl rear end assembly that is fixedly connected, and the excavator that comprises above-mentioned power shovel.

The crowd shovel scraper bowl front end assembly that the utility model proposes; Through cutting portion and the supporting part that split connects is set; Realized the purpose that to replace respectively the partial structurtes of global facility; Avoided having improved the utilization rate of not damaging accessory, also saved resource and expense simultaneously because of a place damages the problem that causes the overall structure damage to scrap.

Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from the spirit and the scope of the utility model.Like this, belong within the scope of the utility model claim and equivalent technologies thereof if these of the utility model are revised with modification, then the utility model also is intended to comprise these changes and modification interior.

Claims (8)

1. a crowd shovel scraper bowl front end assembly is characterized in that, comprising: cutting portion (1), and the supporting part (2) that removably connects with said cutting portion (1).

2. crowd shovel scraper bowl front end assembly as claimed in claim 1; It is characterized in that; Said cutting portion (1) comprises a forward cutting plate (11); With two side cutting plates (12) of the both sides that are connected to forward cutting plate (11), said supporting part (2) comprises two loaded plates (21), and two loaded plates (21) removably connect with one of them side cutting plate (12) respectively.

3. according to claim 1 or claim 2 crowd shovel scraper bowl front end assembly is characterized in that, said at least two connected components of employing that are detachably connected as connect.

4. crowd shovel scraper bowl front end assembly as claimed in claim 3 is characterized in that said connected component is a bolt.

5. crowd shovel scraper bowl front end assembly as claimed in claim 4; It is characterized in that; Said side cutting plate (12) and said loaded plate (21) all are " type structure; be that " after the two ends of type structure fastened, the fastening part of both direction connected through at least two bolts respectively along buckling surface at an end that removably connects.

6. crowd shovel scraper bowl front end assembly as claimed in claim 2 is characterized in that, said forward cutting plate (11) is fixedly connected with each side cutting plate (12) or removably connects.

7. a power shovel comprises crowd shovel scraper bowl rear end assembly, it is characterized in that, also comprises the arbitrary described crowd shovel scraper bowl front end assembly of claim 1～6, is fixedly connected said crowd shovel scraper bowl rear end assembly.

8. an excavator is characterized in that, comprises the described power shovel of claim 7.

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