CN216689555U

CN216689555U - Protective sleeve for supporting lug of excavator bucket

Info

Publication number: CN216689555U
Application number: CN202122611789.2U
Authority: CN
Inventors: 金建忠; 张志军; 王满; 高烨; 张敬川
Original assignee: Changzhou Gahens Kaifu Machinery Co ltd
Current assignee: Changzhou Gahens Kaifu Machinery Co ltd
Priority date: 2021-10-28
Filing date: 2021-10-28
Publication date: 2022-06-07
Anticipated expiration: 2031-10-28

Abstract

The utility model discloses a protective sleeve for a supporting lug of a bucket of an excavator, which comprises a protective sleeve main body and a connecting assembly, wherein the protective sleeve main body comprises a first protective shell and a second protective shell, the first protective shell and the second protective shell are detachably connected through the connecting assembly, so that the first protective shell and the second protective shell are convenient to mount and dismount, the protective sleeve main body is convenient to mount quickly, the supporting lug is protected, clamping and fixing assemblies used for being connected with the supporting lug surface hole are arranged at two ends inside the first protective shell, the fixed connection between the first protective shell and the supporting lug and the fixed connection between the second protective shell and the supporting lug are enhanced, a user drives a double-thread screw sleeve to rotate through a rotating block, an adjusting screw rod drives arc-shaped clamping plates to move towards two sides under the action of a sliding chute, the distance between the arc-shaped clamping plates is adjusted, and the arc-shaped clamping plates can be inserted into the supporting lug surface hole, thereby the connection of the protective sleeve main body and the support lug is strengthened.

Description

Protective sleeve for supporting lug of excavator bucket

Technical Field

The utility model relates to the technical field of excavators, in particular to a protective sleeve for an excavator bucket support lug.

Background

An excavator, also known as a digging machine, is an earthwork machine which uses a bucket to dig materials higher or lower than a bearing surface and loads the materials into a transport vehicle or unloads the materials to a stockyard, wherein the materials dug by the excavator mainly comprise soil, coal, silt, soil after pre-loosening and rock. In view of the development of construction machines in recent years, the development of excavators is relatively fast, and the excavator has become one of the most important construction machines in construction. The most important three parameters of the excavator: operating weight (mass), engine power and bucket capacity.

The bucket support lug is an important structure of the excavator, but in the production process of the bucket support lug, the protection of the machined surface of the support lug machine is lacked or the protection method is improper, the machined surface is often damaged in the welding, transferring and shot blasting processes, a large amount of repair work is generated, a large amount of manpower and material resources are wasted, the production cost of the excavator bucket is increased, and therefore the protective sleeve for the bucket support lug of the excavator is provided.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a protective cover for an excavator bucket lug to solve the above problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an excavator scraper bowl protective sheath for journal stirrup, includes protective sheath main part and coupling assembling, the protective sheath main part includes first protective housing and second protective housing, can dismantle through coupling assembling between first protective housing and the second protective housing and be connected, be convenient for first protective housing and second protective housing installation and dismantlement to be convenient for to the quick installation of protective sheath main part, protect the journal stirrup, the inside both ends of first protective housing all are provided with the card solid subassembly that is used for being connected with journal stirrup surface hole, have strengthened the fixed connection of first protective housing and second protective housing with the journal stirrup.

Preferably, the connecting assembly comprises a first connecting block, a second connecting block, a first movable groove, a clamping sleeve, a pulling block, a clamping block, a movable block, a clamping and fixing spring, an installing block, a second movable groove, a through hole, a clamping groove and a limiting groove.

Preferably, first connecting block and second connecting block respectively fixed mounting in one side of first protective housing and second protective housing, and be the symmetric distribution, the perforation has been seted up on the surface of first connecting block, the spacing groove has all been seted up to the both sides of perforation inner wall.

Preferably, the draw-in groove has all been seted up to the both sides of perforation upper end, draw-in groove and spacing groove are the staggered distribution, one side of second connecting block is laminated mutually with one side of first connecting block, the fixed surface of second connecting block installs the installation piece.

Preferably, first movable groove and second movable groove are all installed to the both sides on installation piece surface, first movable groove is connected with the one end in second movable groove, and is the vertical distribution, the width in first movable groove is less than the width in second movable groove.

Preferably, the surface of the mounting block is movably sleeved with a cutting sleeve, the cutting sleeve is movably inserted into the through hole, a clamping and fixing spring movably connected with the mounting block is fixedly mounted in the cutting sleeve, and a pulling block is fixedly mounted at the upper end of the cutting sleeve.

Preferably, the two sides of the lower end in the clamping sleeve are fixedly provided with movable blocks matched with the first movable groove and the second movable groove, and the two sides of the upper end of the clamping sleeve are fixedly provided with clamping blocks matched with the clamping grooves.

Preferably, the clamping and fixing component comprises fixing blocks, adjusting screws, arc-shaped clamping plates, sliding grooves and double-thread sleeves, the fixing blocks are fixedly arranged on one side of the inner wall of the first protection shell, and the double-thread sleeves are movably arranged between the two fixing blocks.

Preferably, the surface of the double-thread screw sleeve is provided with a rotating block, two ends of the double-thread screw sleeve are movably inserted with adjusting screws, one end of each adjusting screw is fixedly provided with an arc-shaped clamping plate, and one side of the first protection shell is provided with a sliding groove movably connected with the arc-shaped clamping plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. the integral device has good protection effect by arranging the protective sleeves, a user places the first protective shell and the second protective shell on two sides of the support lug, the first connecting block is attached to the second connecting block, the user passes the clamping sleeve and the clamping block through the second connecting block by the perforation and the limiting groove, the user stretches the clamping sleeve, the clamping sleeve moves along the mounting block, the movable block moves downwards along the first movable groove, the clamping spring is compressed, when the movable block moves to the maximum position, a user rotates the clamping sleeve to enable the sliding block to move along the second movable groove, when the slide block moves to the maximum position along the second movable groove, the clamping block is superposed with the clamping groove, a user releases the clamping sleeve, under the action of the clamping spring, the clamping block is clamped with the clamping groove, so that the first connecting block and the second connecting block are fixedly connected conveniently, and the protective sleeve main body is conveniently and quickly installed;

2. when the protective sleeve is detached, a user pulls the block, the pulling block drives the clamping sleeve to move upwards slightly along the mounting block, the movable block moves vertically along the second movable groove and is attached to the upper end of the inner wall of the second movable groove, the clamping sleeve is rotated by the user, the clamping block is overlapped with the limiting groove, the clamping sleeve and the clamping block can be drawn out from the through hole and the limiting groove, the first connecting block and the second connecting block can be conveniently separated, and therefore the protective sleeve main body can be rapidly detached;

3. through the setting of the solid subassembly of card for the integrated device has fine card and fixes the effect, and the user drives the double thread swivel nut through rotatory piece and rotates, and adjusting screw drives the arc cardboard and removes to both sides under the effect of spout, thereby adjusts the distance between the arc cardboard, makes the arc cardboard can insert the inside of journal stirrup surface hole, thereby has strengthened being connected of protective sheath main part and journal stirrup.

Drawings

FIG. 1 is a schematic diagram of the front structure of the apparatus of the present invention;

FIG. 2 is a schematic view of a connecting assembly according to the present invention;

FIG. 3 is a schematic view of a first protective housing according to the present invention;

FIG. 4 is a schematic side view of a first connecting block according to the present invention;

in the figure: 1. a protective cover body; 2. a first protective case; 3. a second protective case; 4. a first connection block; 5. a second connecting block; 6. a first movable slot; 7. a card sleeve; 8. pulling the block; 9. a clamping block; 10. a movable block; 11. clamping and fixing the spring; 12. mounting a block; 13. a second movable slot; 14. a fixed block; 15. adjusting the screw rod; 16. an arc-shaped clamping plate; 17. a chute; 18. double-thread insert; 19. perforating; 20. a card slot; 21. a limiting groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art without creative efforts based on the technical solutions of the present invention belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 4, the present invention provides a technical solution: a protective sleeve for a supporting lug of an excavator bucket comprises a protective sleeve main body 1 and a connecting assembly, wherein the protective sleeve main body 1 comprises a first protective shell 2 and a second protective shell 3, the first protective shell 2 and the second protective shell 3 are detachably connected through the connecting assembly, the first protective shell 2 and the second protective shell 3 are convenient to mount and dismount, the supporting lug is convenient to mount quickly, the connecting assembly comprises a first connecting block 4, a second connecting block 5, a first movable groove 6, a clamping sleeve 7, a pulling block 8, a clamping block 9, a movable block 10, a clamping spring 11, a mounting block 12, a second movable groove 13, a perforation 19, a clamping groove 20 and a limiting groove 21, the first connecting block 4 and the second connecting block 5 are fixedly mounted on one side of the first protective shell 2 and the second protective shell 3 respectively and are symmetrically distributed, the surface of the first connecting block 4 is provided with a perforation 19, both sides of the inner wall of the through hole 19 are respectively provided with a limiting groove 21, both sides of the upper end of the through hole 19 are respectively provided with a clamping groove 20, the clamping grooves 20 and the limiting grooves 21 are in staggered distribution, one side of the second connecting block 5 is attached to one side of the first connecting block 4, the surface of the second connecting block 5 is fixedly provided with a mounting block 12, both sides of the surface of the mounting block 12 are respectively provided with a first movable groove 6 and a second movable groove 13, the first movable groove 6 is connected with one end of the second movable groove 13 and is vertically distributed, the width of the first movable groove 6 is smaller than that of the second movable groove 13, the surface of the mounting block 12 is movably sleeved with a clamping sleeve 7, the clamping sleeve 7 is movably inserted into the through hole 19, the clamping spring 11 movably connected with the mounting block 12 is fixedly arranged in the clamping sleeve 7, the upper end of the clamping sleeve 7 is fixedly provided with a pull block 8, both sides of the inner lower end of the clamping sleeve 7 are respectively fixedly provided with a movable block 10 matched with the first movable groove 6 and the second movable groove 13, clamping blocks 9 matched with the clamping grooves 20 are fixedly arranged on two sides of the upper end of the clamping sleeve 7;

wherein, the user places the first protective shell 2 and the second protective shell 3 on two sides of the support lug, the first connecting block 4 is attached to the second connecting block 5, the user passes the cutting sleeve 7 and the clamping block 9 through the through hole 19 and the limiting groove 21 through the second connecting block 5, the user stretches the cutting sleeve 7, the cutting sleeve 7 moves along the mounting block 12, the movable block 10 moves downwards along the first movable groove 6 to compress the clamping spring 11, when the movable block 10 moves to the maximum position, the user rotates the cutting sleeve 7 to enable the sliding block to move along the second movable groove 13, when the sliding block moves to the maximum position along the second movable groove 13, the clamping block 9 is overlapped with the clamping groove 20, the user loosens the cutting sleeve 7, under the action of the clamping spring 11, the clamping block 9 is clamped with the clamping groove 20, the fixed connection of the first connecting block 4 and the second connecting block 5 is convenient, thereby facilitating the quick installation of the protective sleeve main body 1, when dismantling, the user draws piece 8, draw piece 8 to drive cutting ferrule 7 upwards to remove a little along installation piece 12, movable block 10 is along second activity groove 13 vertical migration, with the laminating of the upper end of second activity groove 13 inner wall, the user rotates cutting ferrule 7, make fixture block 9 and spacing groove 21 coincidence, make cutting ferrule 7 and fixture block 9 can take out from the inside of perforation 19 and spacing groove 21, be convenient for break away from of first connecting block 4 and second connecting block 5, thereby be convenient for the quick dismantlement of protective sheath main part 1.

Referring to fig. 3, both ends of the inside of the first protective shell 2 are provided with a clamping component for connecting with a hole on the surface of a support lug, so that the fixed connection between the first protective shell 2 and the support lug and the fixed connection between the second protective shell 3 and the support lug are enhanced, the clamping component comprises a fixed block 14, an adjusting screw 15, an arc-shaped clamping plate 16, a sliding chute 17 and a double-thread screw sleeve 18, the fixed block 14 is fixedly installed on one side of the inner wall of the first protective shell 2, the double-thread screw sleeve 18 is movably installed between the two fixed blocks 14, a rotating block is arranged on the surface of the double-thread screw sleeve 18, the adjusting screw 15 is movably inserted into both ends of the double-thread screw sleeve 18, one end of the adjusting screw 15 is fixedly installed with the arc-shaped clamping plate 16, and one side of the first protective shell 2 is provided with the sliding chute 17 movably connected with the arc-shaped clamping plate 16;

wherein, the user drives double thread swivel nut 18 through rotatory piece and rotates, and adjusting screw 15 drives arc cardboard 16 and removes to both sides under the effect of spout 17 to adjust the distance between the arc cardboard 16, make arc cardboard 16 can insert the inside in journal stirrup surface hole, thereby strengthened being connected of protective sheath main part 1 and journal stirrup.

The working principle is as follows: when the user uses the device, the user places the first protective shell 2 and the second protective shell 3 on two sides of the support lug, the first connecting block 4 is attached to the second connecting block 5, the user passes the clamping sleeve 7 and the clamping block 9 through the through hole 19 and the limiting groove 21 through the second connecting block 5, the user stretches the clamping sleeve 7, the clamping sleeve 7 moves along the mounting block 12, the movable block 10 moves downwards along the first movable groove 6 to compress the clamping spring 11, when the movable block 10 moves to the maximum position, the user rotates the clamping sleeve 7 to enable the sliding block to move along the second movable groove 13, when the sliding block moves to the maximum position along the second movable groove 13, the clamping block 9 is overlapped with the clamping groove 20, the user loosens the clamping sleeve 7, under the action of the clamping spring 11, the clamping block 9 is clamped with the clamping groove 20, and the fixed connection of the first connecting block 4 and the second connecting block 5 is facilitated, thereby facilitating the rapid installation of the protective sleeve main body 1, when in disassembly, a user pulls the block 8, the block 8 drives the cutting sleeve 7 to move upwards slightly along the installation block 12, the movable block 10 moves vertically along the second movable groove 13, is attached to the upper end of the inner wall of the second movable groove 13, a user rotates the cutting sleeve 7 to ensure that the clamping block 9 is superposed with the limiting groove 21, so that the cutting sleeve 7 and the clamping block 9 can be drawn out from the through hole 19 and the limiting groove 21, the first connecting block 4 and the second connecting block 5 are conveniently separated, thereby facilitating the rapid disassembly of the protective sleeve main body 1, the user drives the double-thread screw sleeve 18 to rotate through the rotating block, the adjusting screw 15 drives the arc-shaped clamping plate 16 to move towards two sides under the action of the sliding groove 17, thereby adjust the distance between the arc cardboard 16 for the inside in arc cardboard 16 can insert journal stirrup surface hole, thereby strengthened being connected of protective sheath main part 1 and journal stirrup.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an excavator bucket protective sheath for journal stirrup, includes protective sheath main part (1) and coupling assembling, its characterized in that: protective sheath main part (1) includes first protective housing (2) and second protective housing (3), can dismantle through coupling assembling between first protective housing (2) and second protective housing (3) and be connected, be convenient for first protective housing (2) and second protective housing (3) installation and dismantlement to be convenient for to the quick installation of protective sheath main part (1), protect the journal stirrup, the inside both ends of first protective housing (2) all are provided with the card solid subassembly that is used for being connected with journal stirrup surface hole, have strengthened the fixed connection of first protective housing (2) and second protective housing (3) and journal stirrup.

2. The protective cover for an excavator bucket lug of claim 1, wherein: the connecting component comprises a first connecting block (4), a second connecting block (5), a first movable groove (6), a clamping sleeve (7), a pulling block (8), a clamping block (9), a movable block (10), a clamping and fixing spring (11), an installing block (12), a second movable groove (13), a through hole (19), a clamping groove (20) and a limiting groove (21).

3. The protective cover for an excavator bucket lug of claim 2, wherein: first connecting block (4) and second connecting block (5) are fixed mounting respectively in one side of first protective housing (2) and second protective housing (3), and are the symmetric distribution, perforation (19) have been seted up on the surface of first connecting block (4), spacing groove (21) have all been seted up to the both sides of perforation (19) inner wall.

4. The protective cover for an excavator bucket lug of claim 3, wherein: draw-in groove (20) have all been seted up to the both sides of perforation (19) upper end, draw-in groove (20) are the staggered distribution with spacing groove (21), one side of second connecting block (5) is laminated mutually with one side of first connecting block (4), the fixed surface of second connecting block (5) installs installation piece (12).

5. The protective cover for an excavator bucket lug of claim 4, wherein: first movable groove (6) and second movable groove (13) are all installed to the both sides on installation piece (12) surface, first movable groove (6) are connected with the one end in second movable groove (13), and are the vertical distribution, the width in first movable groove (6) is less than the width in second movable groove (13).

6. The protective cover for an excavator bucket lug of claim 5, wherein: the surface of the mounting block (12) is movably sleeved with a clamping sleeve (7), the clamping sleeve (7) is movably inserted into the through hole (19), a clamping and fixing spring (11) movably connected with the mounting block (12) is fixedly mounted inside the clamping sleeve (7), and a pull block (8) is fixedly mounted at the upper end of the clamping sleeve (7).

7. The protective cover for an excavator bucket lug of claim 6, wherein: the clamping sleeve is characterized in that movable blocks (10) matched with the first movable groove (6) and the second movable groove (13) are fixedly mounted on two sides of the lower end of the interior of the clamping sleeve (7), and clamping blocks (9) matched with the clamping grooves (20) are fixedly mounted on two sides of the upper end of the clamping sleeve (7).

8. The protective cover for an excavator bucket lug of claim 7, wherein: the clamping and fixing assembly comprises fixing blocks (14), adjusting screws (15), arc-shaped clamping plates (16), sliding grooves (17) and double-thread threaded sleeves (18), the fixing blocks (14) are fixedly arranged on one side of the inner wall of the first protection shell (2), and the double-thread threaded sleeves (18) are movably arranged between the two fixing blocks (14).

9. The protective cover for an excavator bucket lug of claim 8, wherein: the surface of the double-thread insert (18) is provided with a rotating block, two ends of the double-thread insert (18) are movably inserted with adjusting screws (15), one end of each adjusting screw (15) is fixedly provided with an arc-shaped clamping plate (16), and one side of the first protection shell (2) is provided with a sliding groove (17) movably connected with the arc-shaped clamping plate (16).