CN211167154U

CN211167154U - Guide wheel for large mining excavator

Info

Publication number: CN211167154U
Application number: CN201922114386.XU
Authority: CN
Inventors: 李志�; 周明彦; 吕海静
Original assignee: Haiyang Deli Casting Co ltd
Current assignee: Haiyang Deli Casting Co ltd
Priority date: 2019-12-02
Filing date: 2019-12-02
Publication date: 2020-08-04
Anticipated expiration: 2029-12-02

Abstract

The utility model relates to the technical field of guide wheels, and discloses a guide wheel for a large-scale mining excavator, which comprises a positioning guide wheel, wherein a bolt rod is fixedly connected inside the positioning guide wheel, the two sides of the positioning guide wheel are respectively and fixedly connected with a first positioning wheel and a second positioning wheel from left to right, the left side surface of the first positioning wheel is fixedly connected with a protective device, the two sides of the protective device are respectively and fixedly connected with a first sealing plate and a second sealing plate from left to right, the right side surface of the second sealing plate is respectively and fixedly connected with a protective outer sleeve and a bolt sleeve from top to bottom, the right side surface of the bolt sleeve is fixedly connected with an anti-skid device, the guide wheel is well protected by the protective device, the guide wheel is prevented from being broken, meanwhile, the impact force on the guide wheel is reduced by the shielding plate, the bolt sleeve is well reinforced by the anti-skid device, and the, the problem of bolt sleeve not hard up is solved, has increaseed the interact power of bolt sleeve and guide wheel simultaneously.

Description

Guide wheel for large mining excavator

Technical Field

The utility model relates to a guide wheel technical field specifically is a large-scale mining guide wheel for excavator.

Background

The guide wheel for the large mining excavator is also called as a guide wheel and is used for guiding the direction of a soft pipeline or a soft linear object such as a steel wire, a nylon rope and the like in the moving process. The guide wheel is provided with a pulley structure, and the guide wheel can play a role in saving power in certain projects or products. The guide wheel accessory is an important part of the electric shovel walking system, and the performance of the guide wheel accessory plays a decisive role in the stability and the safety and reliability of the whole electric shovel walking system. The guide wheel plays a role of tensioning the track in the walking system, so the guide wheel is also called a tensioning wheel and a tensioning wheel. The tightness of the crawler belt can be effectively adjusted, and the walking stability and high efficiency of the electric shovel are effectively realized.

However, the existing guide wheel for the large-scale mining excavator is poor in working environment, the nut on the guide wheel can be loosened, and stones can also impact the guide wheel, so that the guide wheel is damaged, and the service life and the work of the guide wheel are influenced. Accordingly, those skilled in the art have provided a guide wheel for a large mining excavator to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a large-scale mining guide wheel for excavator to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a guide wheel for large-scale mining excavator, includes the location leading wheel, the inside fixedly connected with shank of bolt of location leading wheel, the both sides of location leading wheel from left to right respectively the first locating wheel of fixedly connected with and second locating wheel, the left surface fixedly connected with protector of first locating wheel, protector's both sides from left to right first closing plate of fixedly connected with and second closing plate, the right flank from the top down of second closing plate respectively fixedly connected with protective sheath and bolt cover, the right flank fixedly connected with antiskid of bolt cover.

As a further aspect of the present invention: the protection device comprises a protection frame, a first damping device, a second damping device, a first baffle plate, a second baffle plate, a horizontal plate and a positioning screw, wherein the two sides of the protection frame are respectively fixedly connected with the first damping device and the second damping device from left to right, the upper surface of the protection frame is fixedly connected with the horizontal plate, the left side surface of the first damping device is fixedly connected with the first baffle plate, the right side surface of the second damping device is fixedly connected with the second baffle plate, and the upper surface of the horizontal plate is fixedly connected with the positioning screw.

As a further aspect of the present invention: the anti-skidding device comprises an anti-skidding nut, a positioning bolt, a fixing block, an anti-skidding gasket and an anti-skidding groove, wherein the upper surface of the anti-skidding nut is fixedly connected with the positioning bolt, the lower surface of the positioning bolt is fixedly connected with the fixing block, the lower surface of the fixing block is fixedly connected with the anti-skidding gasket, and the anti-skidding groove is formed in the inner wall of the anti-skidding nut.

As a further aspect of the present invention: the first positioning wheel and the second positioning wheel are the same in size and structure, the bolt sleeve and the anti-skidding device are fixedly connected to the inner portion of the protective outer sleeve from left to right respectively, and the first sealing plate and the second sealing plate are the same in structure.

As a further aspect of the present invention: the first damping device and the second damping device are the same in size, internal components are the same, the first shielding plate and the second shielding plate are the same in size, and the protective frame is U-shaped in appearance.

As a further aspect of the present invention: the anti-skidding nut is internally provided with threaded holes matched with the positioning bolts, the number of the anti-skidding grooves is two, the anti-skidding grooves are the same in size, and the fixed block is internally provided with grooves matched with the positioning bolts.

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

1. the guide wheel is well protected through the protection device, the rear space of the guide wheel is prevented from being broken by huge stones, the work is influenced, and meanwhile, the impact force on the guide wheel is reduced through the shielding plate.

2. The bolt sleeve is well reinforced through the anti-skidding device, so that the stability of the guide wheel is improved, the problem of looseness of the bolt sleeve is solved, and the interaction force of the bolt sleeve and the guide wheel is increased.

Drawings

FIG. 1 is a schematic structural view of a guide wheel for a large mining excavator;

FIG. 2 is a schematic structural diagram of a guard in a guide wheel for a large mining excavator;

FIG. 3 is a front view of FIG. 2;

FIG. 4 is a schematic structural view of an antiskid device in a guide wheel for a large mining excavator;

fig. 5 is an enlarged view of the area a in fig. 4.

In the figure: 1. positioning a guide wheel; 2. a first positioning wheel; 3. a second positioning wheel; 4. a guard; 41. a protective frame; 42. a first damping device; 43. a second damping device; 44. a first shielding plate; 45. a second shielding plate; 46. a horizontal plate; 47. a set screw; 5. a first sealing plate; 6. a second sealing plate; 7. a protective outer sleeve; 8. a bolt sleeve; 9. an anti-skid device; 91. an anti-slip nut; 92. positioning a bolt; 93. a fixed block; 94. an anti-slip gasket; 95. an anti-slip groove; 10. a bolt shank.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, a guide wheel for a large mining excavator includes a positioning guide wheel 1, a bolt bar 10 fixedly connected to the inside of the positioning guide wheel 1, a first positioning wheel 2 and a second positioning wheel 3 fixedly connected to both sides of the positioning guide wheel 1 from left to right, a protection device 4 fixedly connected to a left side surface of the first positioning wheel 2, a first sealing plate 5 and a second sealing plate 6 fixedly connected to both sides of the protection device 4 from left to right, a protection cover 7 and a bolt sleeve 8 fixedly connected to a right side surface of the second sealing plate 6 from top to bottom, an anti-slip device 9 fixedly connected to a right side surface of the bolt sleeve 8, the protection device 4 including a protection frame 41, a first damping device 42, a second damping device 43, a first shielding plate 44, a second shielding plate 45, a horizontal plate 46 and a positioning screw 47, a first damping device 42 and a second damping device 43 fixedly connected to both sides of the protection frame 41 from left, the upper surface of the protection frame 41 is fixedly connected with a horizontal plate 46, the left side surface of the first damping device 42 is fixedly connected with a first shielding plate 44, the right side surface of the second damping device 43 is fixedly connected with a second shielding plate 45, the upper surface of the horizontal plate 46 is fixedly connected with a positioning screw 47, the first positioning wheel 2 and the second positioning wheel 3 are the same in size and structure, the inside of the protection outer sleeve 7 is fixedly connected with a bolt sleeve 8 and an anti-skidding device 9 respectively from left to right, the first sealing plate 5 and the second sealing plate 6 are the same in structure, the first damping device 42 and the second damping device 43 are the same in size and internal components, the first shielding plate 44 and the second shielding plate 45 are the same in size, the protection frame 41 is U-shaped in appearance, the guide wheel is well protected by the protection device 4, the rear space of the guide wheel is prevented from being damaged by huge stones to influence the work, meanwhile, the impact force on the guide wheel is reduced through the shielding plate.

In fig. 5: antiskid 9 includes anti-skidding nut 91, location bolt 92, fixed block 93, anti-skidding gasket 94 and antiskid groove 95, anti-skidding nut 91's last fixed surface is connected with location bolt 92, the lower fixed surface of location bolt 92 is connected with fixed block 93, the lower fixed surface of fixed block 93 is connected with anti-skidding gasket 94, antiskid groove 95 has been seted up to anti-skidding nut 91's inner wall, the screw hole that matches each other with location bolt 92 is seted up to anti-skidding nut 91's inside, the quantity in antiskid groove 95 is two, the size is the same, the groove of matching each other with location bolt 92 is seted up to fixed block 93's inside, consolidate bolt cover 8 fine through antiskid 9, thereby improve the stability of guide wheel, the not hard up problem of bolt cover 8 has been solved, the mutual effort of bolt cover 8 and guide wheel has been increaseed simultaneously.

The utility model discloses a theory of operation is: when the protection device 4 is installed, first, the first positioning wheel 2 and the second positioning wheel 3 are respectively and fixedly installed in the protection frame 41 from left to right, then, the horizontal plate 46 is fixedly installed on the upper surface of the protection frame 41 through the positioning screw 47, then, the first damping device 42 and the second damping device 43 are respectively and fixedly installed on the two sides of the protection frame 41 from left to right, finally, the first shielding plate 44 is fixedly installed on the left side surface of the first damping device 42, the second shielding plate 45 is fixedly installed on the right side surface of the second damping device 43, when in work, falling stones impact the first shielding plate 44 and the second shielding plate 45, the impact force reduced through the first damping device 42 and the second damping device 43 is reduced, so that the damage to the guide wheel is reduced, the service life of the guide wheel is prolonged, when the anti-skid device 9 is installed, firstly, an anti-skid groove 95 is arranged on the inner wall of an anti-skid nut 91, an anti-skid gasket 94 is fixedly arranged inside the anti-skid groove 95, a fixed block 93 is fixedly arranged on the upper surface of the anti-skid gasket 94, a positioning bolt 92 is sleeved on an internal thread of the fixed block 93, and finally the positioning bolt 92 penetrates through the anti-skid nut 91 from the outside of the anti-skid nut 91 to be connected with the fixed block 93, when the bolt sleeve 8 is fixedly arranged on the outside of a bolt rod 10 in work, an anti-skid device 9 is connected to the right side of the bolt sleeve 8, the anti-skid gasket 94 below the fixed block 93 is driven to move downwards by exerting force on the positioning bolt 92, the position of the anti-skid gasket 94 is limited by the anti-skid groove 95 and cannot rotate, so as to reinforce the contact point of the anti-skid gasket 94 and the bolt rod 10, thereby preventing the bolt sleeve 8 from loosening, thereby limiting the position of the bolt sleeve 8, is convenient and quick.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a guide wheel for large-scale mining excavator, includes location leading wheel (1), its characterized in that, the inside fixedly connected with shank of bolt (10) of location leading wheel (1), the both sides of location leading wheel (1) from left to right respectively fixedly connected with first locating wheel (2) and second locating wheel (3), the left surface fixedly connected with protector (4) of first locating wheel (2), the both sides of protector (4) from left to right fixedly connected with first closing plate (5) and second closing plate (6), the right flank from the top down of second closing plate (6) is fixedly connected with protection overcoat (7) and bolt cover (8) respectively, the right flank fixedly connected with antiskid (9) of bolt cover (8).

2. The guide wheel for the large mining excavator according to claim 1, wherein the protection device (4) comprises a protection frame (41), a first damping device (42), a second damping device (43), a first shielding plate (44), a second shielding plate (45), a horizontal plate (46) and a positioning screw (47), the first damping device (42) and the second damping device (43) are fixedly connected to two sides of the protection frame (41) from left to right respectively, the horizontal plate (46) is fixedly connected to the upper surface of the protection frame (41), the first shielding plate (44) is fixedly connected to the left side surface of the first damping device (42), the second shielding plate (45) is fixedly connected to the right side surface of the second damping device (43), and the positioning screw (47) is fixedly connected to the upper surface of the horizontal plate (46).

3. The guide wheel for the large-scale mining excavator according to claim 1, wherein the anti-skid device (9) comprises an anti-skid nut (91), a positioning bolt (92), a fixing block (93), an anti-skid gasket (94) and an anti-skid groove (95), the upper surface of the anti-skid nut (91) is fixedly connected with the positioning bolt (92), the lower surface of the positioning bolt (92) is fixedly connected with the fixing block (93), the lower surface of the fixing block (93) is fixedly connected with the anti-skid gasket (94), and the anti-skid groove (95) is formed in the inner wall of the anti-skid nut (91).

4. The guide wheel for the large-scale mining excavator according to claim 1, wherein the first positioning wheel (2) and the second positioning wheel (3) are the same in size and structure, a bolt sleeve (8) and an anti-skid device (9) are fixedly connected to the inside of the protective outer sleeve (7) from left to right respectively, and the first sealing plate (5) and the second sealing plate (6) are the same in structure.

5. The guide wheel for a large mining excavator according to claim 2, wherein the first shock absorption device (42) and the second shock absorption device (43) are the same in size, the internal components are the same in size, the first shielding plate (44) and the second shielding plate (45) are the same in size, and the protective frame (41) is U-shaped in outer shape.

6. The guide wheel for the large mining excavator according to claim 3, wherein threaded holes matched with the positioning bolts (92) are formed in the anti-slip nuts (91), the number of the anti-slip grooves (95) is two, the anti-slip grooves are the same in size, and grooves matched with the positioning bolts (92) are formed in the fixing blocks (93).