CN213171134U

CN213171134U - Single-rope ground opening double-flap toothed grab bucket

Info

Publication number: CN213171134U
Application number: CN202022043108.2U
Authority: CN
Inventors: 于德俊; 章琅浩
Original assignee: Shanghai Global Machinery Co ltd
Current assignee: Shanghai Global Machinery Co ltd
Priority date: 2020-09-17
Filing date: 2020-09-17
Publication date: 2021-05-11
Anticipated expiration: 2030-09-17

Abstract

The utility model relates to the technical field of grab buckets, in particular to a single-cable ground-opening double-petal toothed grab bucket, which comprises an upper bearing beam, a lower bearing beam, a stay bar and bucket bodies, the utility model discloses a plurality of bucket teeth are evenly welded at the bottoms of the two bucket bodies, the bucket teeth on the two bucket bodies are in staggered occlusion connection, and the bucket teeth are made of low-carbon alloy plates, thereby realizing that the bucket teeth are more convenient for the bucket bodies to cut into broken stones and sludge, and also leading the bottoms of the bucket bodies to be more closely connected, so that the bucket bodies are not easy to scatter and leak in the excavating process; the baffle is arranged on the two side faces of the bucket body, and the distance is reserved between the baffle and the edge of the bucket body, so that scattering and leakage of the grabbed objects can be reduced, water in the grab bucket is discharged conveniently, ascending resistance is reduced, grabbing efficiency of the grab bucket is greatly improved, and practicability of the grab bucket is effectively improved.

Description

Single-rope ground opening double-flap toothed grab bucket

Technical Field

The utility model relates to a grab bucket technical field specifically is a single cable falls to ground and opens bivalve and take tooth grab bucket.

Background

With the continuous development of ports and shipping, dredging work for ports and channels becomes indispensable. During the dredging process, the dredging and the stone breaking of the ship are important links, the dredging efficiency influences the progress of the whole project, and the dredging operation is completed by a dredging grab bucket device.

The existing grab bucket device comprises a balance beam, an upper box body, a lower box body, an upper pulley, a lower pulley, two supporting rods and two bucket bodies, wherein the upper box body is positioned below the balance beam and fixedly installed on the balance beam, the upper pulley is fixedly installed on the upper box body, the lower pulley is fixedly installed on the lower box body, the lower box body is positioned below the upper box body, the upper pulley and the lower pulley are connected through a steel wire rope, the steel wire rope is wound on the upper pulley, the upper ends of the two supporting rods are symmetrically hinged to the upper box body, the lower ends of the two supporting rods are hinged to the two bucket bodies in a one-to-one correspondence manner, and the two bucket bodies are symmetrically.

However, the prior grab bucket device has the following problems: in the hoisting process, because a large amount of water is filled in the bucket bodies, the resistance on the two bucket bodies is large, and the bottoms of the two bucket bodies collide and rub with hard objects such as gravels and the like to form gaps, so that the dredging grab bucket device is poor in closure and easy to scatter and leak in the excavating process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single rope falls to ground and opens bivalve and take tooth grab bucket to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a single-rope ground-opening bivalve toothed grab bucket comprises an upper bearer, a lower bearer, a stay bar and a bucket body, the two sides of the top of the upper bolster are provided with rope guiding devices, the top of each rope guiding device is connected with a steel wire rope, the top of the steel wire rope is connected with a first wedge sleeve, a balancing stand is arranged between the two first wedge sleeves, a guide rail is arranged in the middle of the top of the upper bolster, a sliding seat is sleeved on the guide rail, second wedge sleeves are arranged on the outer surfaces of two sides of the sliding seat, the two sides of the sliding seat are provided with lower pulley blocks, the two sides of the middle of the bottom of the sliding seat are provided with star wheels, the middle of the bottom of the upper bearer is provided with an upper pulley block, the bottom end of the guide rail is connected with a top plate below the upper bearer, the bottom of the top plate is connected with a lower bearer, two sides of the bottom of the lower bearer are connected with a bucket body, bucket teeth are welded at the bottom end of the bucket body, and two sides of the bottom of the upper bearer are connected with support rods.

Preferably, the steel wire rope penetrates through the upper bolster and the guide rail to be connected with the second wedge sleeve.

Preferably, the middle of the bottom of the guide rail is provided with a lock catch which is connected in an integrated manner, the lock catch is connected with the top plate in an embedded manner and fixed through a fixing pin, and the guide rail is conveniently connected with the lower bolster.

Preferably, the vaulting pole top is connected with last bolster through last vaulting pole round pin, the vaulting pole bottom is connected with the middle outside of bucket body through lower vaulting pole round pin, the bucket body top is connected with bolster down through the bucket body round pin.

Preferably, two stagger interlock each other between the bucket tooth of bucket body bottom is connected, not only makes things convenient for the bucket body to cut into rubble and silt more by the bucket tooth, also lets the bucket body bottom connect inseparabler, makes the difficult scattered hourglass of excavation in-process.

Preferably, the two side faces of the bucket body are provided with the baffle plates, and the surface of each baffle plate is provided with the water permeable holes, so that scattering and leakage of grabbed objects can be reduced, water in the grab bucket can be discharged conveniently, and ascending resistance is reduced.

Compared with the prior art, the beneficial effects of the utility model are that: the bucket tooth is welded at the bottom of the two bucket bodies evenly, the bucket teeth on the two bucket bodies are connected in a staggered and meshed mode, and the bucket teeth are made of low-carbon alloy plates, so that the bucket teeth are more convenient for the bucket bodies to cut into broken stones and sludge, the bottom of the bucket bodies is connected more tightly, and the bucket bodies are not easy to scatter and leak in the excavating process; the baffle is arranged on the two side faces of the bucket body, and the water permeable holes are formed in the surface of the baffle, so that scattering and leakage of the grabbed objects can be reduced, water in the grab bucket is discharged conveniently, ascending resistance is reduced, grabbing efficiency of the grab bucket is greatly improved, and practicability of the grab bucket is effectively improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic side view of the present invention.

In the figure: 1. an upper bolster; 2. a lower bolster; 3. a stay bar; 4. a bucket body; 5. a rope guide; 6. a guide rail; 7. a wire rope; 8. a balancing stand; 9. a first wedge sleeve; 10. an upper strut pin; 11. an upper pulley set; 12. a lower pulley block; 13. a star wheel; 14. locking; 15. a top plate; 16. a bucket body pin; 17. a lower strut pin; 18. a bucket tooth; 19. a sliding seat; 20. a second wedge sleeve; 21. a fixing pin; 22. and a baffle plate.

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.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", 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 in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-2, the present invention provides a technical solution: a single-rope ground-opening bivalve toothed grab bucket comprises an upper bearer 1 and a lower bearer 2, the device comprises a support rod 3 and a bucket body 4, wherein rope guiding devices 5 are installed on two sides of the top of an upper support beam 1, the top of each rope guiding device 5 is connected with a steel wire rope 7, the top of each steel wire rope 7 is connected with a first wedge sleeve 9, a balance frame 8 is installed between the two first wedge sleeves 9, a guide rail 6 is installed in the middle of the top of the upper support beam 1, a sliding seat 19 is sleeved on each guide rail 6, second wedge sleeves 20 are installed on the outer surfaces of two sides of the sliding seat 19, lower pulley groups 12 are installed on two sides of the sliding seat 19, star wheels 13 are arranged on two sides of the middle of the bottom of the sliding seat 19, an upper pulley group 11 is installed in the middle of the bottom of the upper support beam 1, a top plate 15 is connected to the bottom of the guide rail 6, a lower support beam 2 is connected to the bottom of the top plate 15, two sides of the.

Further, the steel wire rope 7 passes through the upper bolster 1 and the guide rail 6 to be connected with the second wedge sleeve 20.

Furthermore, the middle of the bottom of the guide rail 6 is provided with a lock catch 14 which is connected in an integrated manner, the lock catch 14 is embedded and connected with the top plate 15 and fixed by a fixing pin 21, and the guide rail 6 is conveniently connected with the lower bolster 2.

Further, the top of the stay bar 3 is connected with the upper support beam 1 through an upper stay bar pin 10, the bottom of the stay bar 3 is connected with the middle outer side of the bucket body 4 through a lower stay bar pin 17, and the top of the bucket body 4 is connected with the lower support beam 2 through a bucket body pin 16.

Further, the bucket teeth 18 at the bottoms of the two bucket bodies 4 are mutually staggered and meshed to be connected, so that the bucket bodies 4 can be more conveniently cut into broken stones and sludge through the bucket teeth 18, the bottoms of the bucket bodies 4 are connected more closely, and the bucket bodies are not easy to scatter and leak in the excavating process.

Furthermore, the two side surfaces of the bucket body 4 are provided with the baffle plates 22, and the surface of each baffle plate 22 is provided with the water permeable holes, so that scattering and leakage of the grabbed objects can be reduced, water in the grab bucket 4 can be drained conveniently, and ascending resistance is reduced.

The working principle is as follows: closing the grab bucket: when the steel wire rope 7 loosens downwards, the steel wire rope 7 is wound with the upper pulley set 11 in the upper bearing beam 1 through the lower pulley set 12 from the rope guide device 5 to the sliding seat 19, the sliding seat 19 falls to the bottom along the guide rail 6 under the action of gravity of the sliding seat 19, the star wheel 13 in the sliding seat 19 is contacted with the top plate 15, the star wheel 13 rotates, the star wheel 13 inclines in the groove of the lock catch 14 at a certain angle, then the balance frame 8 is pulled upwards, the sliding seat 19 is driven to be lifted through the steel wire rope 7, the star wheel 13 in the sliding seat 19 is enabled to be on the upper plane of the groove of the lock catch 14, and the guide rail 6 drives the lower bearing beam 2 to be lifted upwards through the fixing pin 21, so that the bucket body 4 is closed to grab articles.

Opening the grab bucket: at the moment, the grab bucket 4 falls on the material or the ground, the balance frame 8 moves downwards, the steel wire 7 is loosened immediately, the star wheel 13 in the sliding seat 19 falls on the top plate 15 along with the falling of the sliding seat 19, the star wheel 13 is separated from the upper plane of the lock catch 14 and rotates, then the balance frame 8 is lifted, the top of the balance frame 8 is contacted with the bottom of the upper bearing beam 1, at the moment, the grab bucket moves downwards under the action of the guide rail 6 and the gravity of the lower bearing beam 2, and the bucket body 4 is opened gradually.

The utility model has the advantages that the bucket teeth 18 are evenly welded at the bottoms of the two bucket bodies 4, the bucket teeth 18 on the two bucket bodies 4 are in staggered occlusion connection, and the surface of the baffle 22 is provided with the water permeable holes, so that the bucket teeth 18 are more convenient for the bucket bodies to cut into gravels and sludge, and the bottoms of the bucket bodies 4 are more closely connected, so that the bucket bodies are not easy to scatter and leak in the excavating process; through having changed baffle 22 in 4 both sides face installations of bucket body, and baffle 22 leaves the distance with 4 edges of bucket body, not only can reduce the scattered hourglass of snatching article, the water discharge in the grab bucket 4 of also being convenient for reduces the resistance that rises, has greatly promoted the efficiency that grab bucket 4 snatched, has effectively increased grab bucket 4's practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a single rope falls to ground and opens bivalve and takes tooth grab bucket, includes bolster (1), bolster (2), vaulting pole (3) and bucket body (4) down, its characterized in that: the rope guide device (5) is installed on two sides of the top of the upper bolster (1), the top of the rope guide device (5) is connected with a steel wire rope (7), the top of the steel wire rope (7) is connected with a first wedge sleeve (9), a balance frame (8) is installed between the two first wedge sleeves (9), a guide rail (6) is installed in the middle of the top of the upper bolster (1), a sliding seat (19) is sleeved on the guide rail (6), a second wedge sleeve (20) is installed on the outer surfaces of two sides of the sliding seat (19), lower pulley groups (12) are installed on two sides of the sliding seat (19), star wheels (13) are arranged on two sides of the middle of the bottom of the sliding seat (19), an upper pulley group (11) is installed in the middle of the bottom of the upper bolster (1), a top plate (15) is connected to the bottom of the guide rail (6) below the upper bolster (1), and a lower bolster (2, lower bolster (2) bottom both sides are connected with bucket body (4), bucket body (4) bottom welding has bucket tooth (18), it is connected with vaulting pole (3) to go up bolster (1) bottom both sides.

2. A single rope floor opening double lobed toothed grab as claimed in claim 1, wherein: the steel wire rope (7) penetrates through the upper bolster (1) and the guide rail (6) to be connected with the second wedge sleeve (20).

3. A single rope floor opening double lobed toothed grab as claimed in claim 1, wherein: be provided with hasp (14) in the middle of guide rail (6) bottom, and formula as an organic whole connects, hasp (14) are connected with roof (15) looks gomphosis to it is fixed mutually through fixed pin (21).

4. A single rope floor opening double lobed toothed grab as claimed in claim 1, wherein: vaulting pole (3) top is connected with last bolster (1) through last vaulting pole round pin (10), vaulting pole (3) bottom is connected through lower vaulting pole round pin (17) and the outside in the middle of bucket body (4), bucket body (4) top is connected with bolster (2) down through bucket body round pin (16).

5. A single rope floor opening double lobed toothed grab as claimed in claim 1, wherein: the bucket teeth (18) at the bottoms of the two bucket bodies (4) are mutually staggered and meshed.

6. A single rope floor opening double lobed toothed grab as claimed in claim 1, wherein: the two side faces of the bucket body (4) are provided with the baffle plates (22), and the surfaces of the baffle plates (22) are provided with water permeable holes.