CN217759038U

CN217759038U - Stone breaker for back-hoe dredger

Info

Publication number: CN217759038U
Application number: CN202221891003.5U
Authority: CN
Inventors: 钦斌; 顾远雄; 王俊杰
Original assignee: Cccc South China Communications Construction Co ltd
Current assignee: Cccc South China Communications Construction Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2022-11-08
Anticipated expiration: 2032-07-20

Abstract

The utility model discloses a broken stone ware that back-hoe dredge was used, including the scraper bowl body, the connecting plate is installed to the front end of scraper bowl body, the front end demountable installation of connecting plate has a plurality of bucket tooth, the inside of connecting plate front end is equipped with the identical gomphosis mouth of a plurality of and bucket tooth rear end structure, the inside of gomphosis mouth both sides all is equipped with the dead slot, the inside of dead slot is equipped with the arm-tie, one side that the arm-tie is located the gomphosis mouth is fixed with the round pin axle, just the inner wall that the dead slot is located gomphosis mouth one side is equipped with the slide opening identical with round pin axle construction, just the both sides of bucket tooth rear end all are equipped with the card hole identical with round pin axle outer end structure, and the inboard of arm-tie is fixed with the magnet ring, the inner wall that the dead slot is located gomphosis mouth one side is fixed with the becket ring. This broken stone ware that back-hoe dredger was used can change alone the bucket tooth that takes place wearing and tearing on the scraper bowl to guarantee the effect of broken stone of scraper bowl, thereby improve its practicality.

Description

Stone breaker for back-hoe dredger

Technical Field

The utility model relates to a back-hoe dredger technical field specifically is a broken stone ware that back-hoe dredger used.

Background

A backhoe is a machine mounted on a ship or barge, which is used to dredge the sea bed, so that a vessel, which can be a large size, can travel on a river. A backhoe dredger is only one of the engineering vessels that performs dredging tasks. This type of dredger is very similar to a backhoe used on land, and can be manufactured by installing an excavator on a ship or barge. However, backhoe dredgers are typically large because the bucket needs to reach deep into the river.

Most of the prior backhoe dredger utilizes the bucket to clear away some hard rock layers when in operation, and after the bucket is used for a long time, a plurality of bucket teeth at the outer end of the prior backhoe dredger are easy to wear, but because the bucket used by the prior backhoe dredger can not be independently replaced for the bucket teeth which are worn, the effect of breaking stones by the bucket is easy to cause certain influence, thereby reducing the practicability of the backhoe dredger.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a broken stone ware that back-hoe dredger used to solve present back-hoe dredger that above-mentioned background art provided and when utilizing the scraper bowl to clear away stereoplasm rock layer, because the scraper bowl uses a plurality of bucket tooth of its outer end after for a long time to take place more serious wearing and tearing and inconvenient change problem very easily.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a broken stone ware that back-hoe dredge was used, includes the scraper bowl body, the connecting plate is installed to the front end of scraper bowl body, the front end demountable installation of connecting plate has a plurality of bucket tooth, the inside of connecting plate front end is equipped with the gomphosis mouth that a plurality of and bucket tooth rear end structure are identical, the inside of gomphosis mouth both sides all is equipped with the dead slot, the inside of dead slot is equipped with the arm-tie, one side that the arm-tie is located the gomphosis mouth is fixed with the round pin axle, just the inner wall that the dead slot is located gomphosis mouth one side is equipped with the sliding hole identical with round pin axle construction, the outer end of round pin axle passes the sliding hole and stretches into the inside to the gomphosis mouth, just the both sides of bucket tooth rear end all are equipped with the card hole identical with round pin axle outer end structure, and the inboard of arm-tie is fixed with the magnet ring, the inner wall that the dead slot is located gomphosis mouth one side is fixed with the metal ring, the outside of metal ring is equipped with the draw-in groove identical with magnet ring structure.

Preferably, an annular sliding block is fixed outside the pin shaft, and an annular sliding groove matched with the annular sliding block in structure is arranged on the inner wall of the sliding hole.

Preferably, the annular sliding block and the inner wall of one side of the annular sliding groove of the sliding hole are connected with a plurality of springs, and the springs are positioned on one side close to the embedding opening.

Preferably, the two ends of the connecting plate are connected with mounting blocks through rotating shafts, and the mounting blocks are fixed on the two sides of the front end of the bucket body through bolts.

Preferably, a positioning column is fixed on the inner wall of the bottom of the embedding opening, and a positioning hole matched with the positioning column in structure is formed in the inner part of the rear end of the bucket tooth.

Preferably, the inner walls of the periphery of the embedding opening close to the outer side are provided with rubber sealing gaskets.

Compared with the prior art, the beneficial effects of the utility model are that: this broken stone ware that back-hoe dredger was used can change alone the bucket tooth that takes place wearing and tearing on the scraper bowl to guarantee the effect of broken stone of scraper bowl, thereby improve its practicality. The bucket tooth of the device can be through inserting the rear end in the gomphosis mouth that the connecting plate front end was seted up to utilize the inside structure of dead slot to carry out spacing fixed to the bucket tooth fast, this makes that the bucket tooth can be convenient when wearing and tearing are more serious in the use carry out the dismouting at the front end of connecting plate, with the function of realizing changing alone, guarantees the effect that scraper bowl body later stage was clear away some hard rock layers.

Drawings

FIG. 1 is a schematic view of a stone breaker for a backhoe dredger according to the present invention;

FIG. 2 is a schematic view of the connection structure of the connecting plate and bucket teeth of the stone breaker for the backhoe dredger according to the present invention;

fig. 3 is a schematic view of the structure inside the pulling plate of the stone breaker for the back-hoe dredger of the present invention.

In the figure: 1. a bucket body; 2. a connecting plate; 3. bucket teeth; 4. mounting a block; 5. an empty groove; 6. pulling a plate; 7. a pin shaft; 8. an embedding opening; 9. a slide hole; 10. a metal ring; 11. a magnet ring; 12. a positioning column; 13. a spring; 14. an annular slider.

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. 1-3, the present invention provides a technical solution: a stone breaker for a backhoe dredger comprises a dipper body 1, a connecting plate 2 is installed at the front end of the dipper body 1, a plurality of bucket teeth 3 are detachably installed at the front end of the connecting plate 2, a plurality of embedded ports 8 matched with the structures of the rear ends of the bucket teeth 3 are arranged inside the front end of the connecting plate 2, empty slots 5 are respectively arranged inside two sides of each embedded port 8, sealing covers are hinged outside the front ends of the empty slots 5, pull plates 6 are arranged inside the empty slots 5, pull rings are fixed outside the pull plates 6, pin shafts 7 are fixedly welded on one sides of the embedded ports 8 of the pull plates 6, slide holes 9 matched with the structures of the pin shafts 7 are arranged on the inner walls of one sides of the embedded ports 8 of the empty slots 5, the outer ends of the pin shafts 7 penetrate through the slide holes 9 to extend into the embedded ports 8, clamping holes matched with the structures of the outer ends of the pin shafts 7 are respectively arranged on two sides of the rear ends of the bucket teeth 3, magnet rings 11 are fixedly bonded on the inner sides of the pull plates 6, the inner wall of the empty groove 5 at one side of the embedding opening 8 is fixed with a metal ring 10, the outer side of the metal ring 10 is provided with a clamping groove matched with the structure of the magnet ring 11, the bucket tooth 3 of the structure can be arranged at the front end of the connecting plate 2 by inserting the rear end into the embedding opening 8, and the pulling plate 6 can drive the outer end of the pin shaft 7 to pass through the sliding hole 9 to be clamped in the clamping holes at the two sides of the bucket tooth 3 by transversely moving in the empty groove 5, and meanwhile, the pulling plate 6 can also be fixedly adsorbed by embedding the magnet ring 11 into the clamping groove of the metal ring 10, so that the bucket tooth 3 is stably limited and fixed in the embedding opening 8, thereby the bucket tooth 3 can be conveniently and independently replaced at the front end of the connecting plate 2 when being seriously worn in the use process, the stone breaking effect of the bucket body 1 is ensured, the practicability is effectively improved, the annular sliding block 14 is welded and fixed outside the pin shaft 7, and the inner wall of the sliding hole 9 is provided with an annular sliding groove structurally matched with the annular sliding block 14, the annular sliding block 14 and the inner wall of one side of the annular sliding groove of the sliding hole 9 are connected with a plurality of springs 13, the springs 13 are positioned at one side close to the embedding opening 8, the pin shaft 7 of the structure can synchronously drive the annular sliding block 14 to slide along the annular sliding groove on the inner wall of the sliding hole 9 when moving in the sliding hole 9, the annular sliding block 14 can also drive a plurality of springs 13 to stretch, so that the pin shaft 7 can be more firmly clamped in the clamping holes at two sides of the bucket tooth 3 under the action force of the springs 13, the stability of the bucket tooth 3 fixed in the embedding opening 8 is further improved, two ends of the connecting plate 2 are both connected with the mounting blocks 4 through rotating shafts, the mounting blocks 4 are both fixed at two sides of the front end of the bucket body 1 through bolts, the connecting plate 2 of the structure can be integrally detached from the front end of the bucket body 1 through the mounting blocks 4, this makes bucket tooth 3 also can wholly change, its practicality is stronger, welded fastening has reference column 12 on the end inner wall of gomphosis mouth 8, and the inside of 3 rear ends of bucket tooth is equipped with the locating hole identical with reference column 12 structure, the bucket tooth 3 of this structure can fix a position in the outside of reference column 12 through the locating hole block with the rear end, this makes the rear end of bucket tooth 3 insert more accurately in the inside of gomphosis mouth 8, carry out spacing fixed to bucket tooth 3 in order to guarantee that round pin axle 7 is smooth, all be equipped with rubber packing pad on the inner wall all around of gomphosis mouth 8 near the outside, rubber packing pad can play sealed effect to the junction outside of bucket tooth 3 and gomphosis mouth 8 on 8 inner walls of this structure gomphosis mouth, avoid scraper bowl body 1 impurity to enter into the inside of gomphosis mouth 8 and cause the jam when the aquatic operation.

The working principle is as follows: when the stone breaker for the backhoe dredger is used, firstly, the connecting plate 2 is integrally arranged at the front end of the shovel body 1, then the mounting blocks 4 are respectively rotated and fixed at two sides of the front end of the shovel body 1 by bolts, when the backhoe dredger utilizes the shovel body 1 to remove some hard rock layers, a plurality of bucket teeth 3 at the front end of the connecting plate 2 can directly contact with the hard rock layers, so that abrasion is easy to occur, when the bucket teeth 3 which are seriously abraded need to be independently replaced, the corresponding two hollow groove 5 sealing covers are firstly opened, then the pull rings at the outer sides of the pull plates 6 are respectively pulled, the outer ends of the pin shafts 7 can be synchronously driven to be separated from the clamping holes at two sides of the bucket teeth 3 when the pull plates 6 transversely move outwards, at the moment, the rear ends of the bucket teeth 3 can be conveniently pulled out from the inner part of the embedding opening 8, then the rear ends of the replaced bucket teeth 3 are inserted into the inner part of the embedding opening 8, the bucket tooth 3 firstly passes through the rubber seal on the inner wall of the embedding opening 8 in the inserting process until a positioning hole at the rear end of the bucket tooth 3 is completely clamped outside the positioning column 12 to complete positioning, then the pulling plate 6 is loosened, the pulling plate 6 can drive the outer end of the pin shaft 7 to pass through the sliding hole 9 to be clamped in the clamping holes at two sides of the bucket tooth 3 through inward transverse movement in the hollow groove 5, so that the bucket tooth 3 is limited and fixed, the pin shaft 7 can synchronously drive the annular sliding block 14 to slide along the annular sliding groove on the inner wall of the sliding hole 9 to stretch a plurality of springs 13, and after the pin shaft 7 completes limiting and fixing the bucket tooth 3, the pulling plate 6 can also embed the magnetic ring 11 into the clamping groove of the metal ring 10 to adsorb and fix the pin shaft 7, so as to increase the firmness when the pin shaft 7 is fixed, thereby completing the independent replacement function of the bucket tooth 3 at the front end of the connecting plate 2, thereby completing a series of works.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a broken stone ware that back-hoe dredger was used, includes scraper bowl body (1), connecting plate (2) are installed to the front end of scraper bowl body (1), the front end demountable installation of connecting plate (2) has a plurality of bucket tooth (3), its characterized in that: the inside of connecting plate (2) front end is equipped with a plurality of and fill identical gomphosis mouth (8) of tooth (3) rear end structure, the inside of gomphosis mouth (8) both sides all is equipped with dead slot (5), the inside of dead slot (5) is equipped with arm-tie (6), one side that arm-tie (6) are located gomphosis mouth (8) is fixed with round pin axle (7), just inner wall that dead slot (5) are located gomphosis mouth (8) one side is equipped with and sells axle (7) slip hole (9) that the structure is identical, the outer end of round pin axle (7) passes slip hole (9) and stretches into the inside to gomphosis mouth (8), just the both sides of tooth (3) rear end all are equipped with and sell the identical card hole of axle (7) outer end structure, and the inboard of arm-tie (6) is fixed with magnet ring (11), the inner wall that dead slot (5) are located gomphosis mouth (8) one side is fixed with becket ring (10), the outside of metal ring (10) is equipped with the draw-in ring (11) that is identical draw-in groove with magnet ring (11) structure.

2. A rock breaker for a backhoe dredger according to claim 1, characterized in that: an annular sliding block (14) is fixed outside the pin shaft (7), and an annular sliding groove matched with the annular sliding block (14) in structure is formed in the inner wall of the sliding hole (9).

3. A rock breaker for a backhoe dredger according to claim 2, wherein: the inner walls of the annular sliding grooves on one side of the annular sliding block (14) and the sliding hole (9) are connected with a plurality of springs (13), and the springs (13) are located on one side close to the embedding opening (8).

4. A rock breaker for a backhoe dredger according to claim 1, wherein: the two ends of the connecting plate (2) are connected with mounting blocks (4) through rotating shafts, and the mounting blocks (4) are fixed on the two sides of the front end of the bucket body (1) through bolts.

5. A rock breaker for a backhoe dredger according to claim 1, characterized in that: a positioning column (12) is fixed on the inner wall of the bottom of the embedding opening (8), and a positioning hole matched with the positioning column (12) in structure is formed in the inner part of the rear end of the bucket tooth (3).

6. A rock breaker for a backhoe dredger according to claim 1, wherein: and rubber sealing gaskets are arranged on the inner walls of the periphery of the embedding opening (8) close to the outer side.