CN210478864U

CN210478864U - Excavator thrust wheel of split type structure

Info

Publication number: CN210478864U
Application number: CN201921632413.6U
Authority: CN
Inventors: 卢雄震
Original assignee: Quanzhou Yongxing Engineering Machinery Co ltd
Current assignee: Quanzhou Yongxing Engineering Machinery Co ltd
Priority date: 2019-09-28
Filing date: 2019-09-28
Publication date: 2020-05-08
Anticipated expiration: 2029-09-28

Abstract

The utility model discloses an excavator thrust wheel of split type structure relates to excavator spare part field, this excavator thrust wheel of split type structure, including the wheel body, the surface of wheel body is provided with the ring channel, the inner wall of ring channel is provided with tooth's socket, spout and screw hole respectively, the inner wall of ring channel and the inner wall swing joint of movable sleeve, the quantity of movable sleeve is two, the inner wall of movable sleeve is provided with the sand grip, the surface of sand grip and the inner wall swing joint of spout, and the end that deviates from of two movable sleeves all is provided with first counter bore, the inner wall of first counter bore and the surface swing joint of first bolt, and the spout inner wall is kept away from one side of movable sleeve and is seted up the thread groove. The utility model discloses a set up movable sleeve, ring gear, first bolt and wear-resisting cover, solved when changing the thrust wheel, because the thrust wheel is the integral type structure, need change whole thrust wheel to lead to the higher problem of thrust wheel replacement cost.

Description

Excavator thrust wheel of split type structure

Technical Field

The utility model relates to an excavator spare part technical field specifically is an excavator thrust wheel of split type structure.

Background

Excavator thrust wheel is used for bearing the weight of excavator, the thrust wheel is the bearing wheel again, mainly by the wheel body, the shaft, axle bed and sealing member are constituteed, the sealing member is installed and is played sealed effect between wheel body and shaft, prevent that impurity or water from getting into between wheel body and the shaft, wheel body surface intermediate position has sunkenly, wheel body surface sunken both sides and the chain piece contact of track inner wall, it is great with the contact site wearing and tearing of chain piece at wheel body surface, after using a period, need change the thrust wheel, during the change, because the thrust wheel is the integral type structure, need change whole thrust wheel, thereby lead to the replacement cost of thrust wheel higher.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an excavator thrust wheel of split type structure has solved when changing the thrust wheel, because the thrust wheel is the integral type structure, needs to change whole thrust wheel to lead to the higher problem of thrust wheel replacement cost.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: an excavator thrust wheel of split type structure comprises a wheel body, wherein the surface of the wheel body is provided with a ring groove, the inner wall of the ring groove is respectively provided with a tooth groove, a sliding groove and a threaded hole, the inner wall of the ring groove is movably connected with the inner wall of a movable sleeve, the number of the movable sleeves is two, the inner wall of the movable sleeve is provided with a convex strip, the surfaces of the convex strip and the inner wall of the sliding groove are movably connected, the deviating ends of the two movable sleeves are respectively provided with a first counter bore, the inner wall of the first counter bore is movably connected with the surface of a first bolt, one side, far away from the movable sleeve, of the inner wall of the sliding groove is provided with a threaded groove, one end, close to the wheel body, of the first bolt penetrates through the convex strip and is movably connected with the inner wall of the threaded groove, the opposite ends of the two, the surface of ring gear is provided with the second counter bore, the second counter bore is located between tooth's socket and the movable sleeve, the inner wall of second counter bore and the surperficial swing joint of second bolt, the surperficial swing joint with the inner wall of screw hole of second bolt.

Preferably, the central axes of the movable sleeve and the gear ring are coincident with the central axis of the wheel body.

Preferably, the two movable sleeves are symmetrically arranged by taking a central vertical plane passing through the wheel body as a symmetrical plane.

Preferably, the surface of the movable sleeve is fixedly sleeved with a wear-resistant sleeve, and the wear-resistant sleeve is made of high manganese steel.

Preferably, the matching mode of the movable sleeve and the annular groove and the matching mode of the convex strip and the sliding groove are interference fit.

(III) advantageous effects

The utility model provides an excavator thrust wheel of split type structure possesses following beneficial effect:

the utility model discloses a set up the movable sleeve, the ring gear, first bolt and wear-resisting cover, when using, the movable sleeve cup joints on the wheel body, the movable sleeve contacts with the chain piece of track, when changing the thrust wheel, pull down the thrust wheel from the track frame, screw down first bolt and second bolt, knock down the movable sleeve from the wheel body, install new movable sleeve on the wheel body, fix the movable sleeve through first bolt and second bolt, install the thrust wheel again can at the track frame, only need change the movable sleeve when changing the thrust wheel can, need not to change whole thrust wheel, reached the effect that reduces thrust wheel replacement cost, solved when changing the thrust wheel, because the thrust wheel is the integral type structure, need not to change whole thrust wheel, thereby lead to the higher problem of thrust wheel replacement cost.

Drawings

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

FIG. 2 is an enlarged view of the structure A of FIG. 1 according to the present invention;

FIG. 3 is a left sectional view of the slide block of the present invention;

fig. 4 is a left side view of the gear ring of the present invention.

In the figure: 1. a wheel body; 2. an annular groove; 3. a tooth socket; 4. a chute; 5. a threaded hole; 6. a movable sleeve; 7. a convex strip; 8. a first counterbore; 9. a first bolt; 10. a thread groove; 11. a ring gear; 12. a second counterbore; 13. a second bolt; 14. a wear-resistant sleeve.

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.

As shown in fig. 1-4, the utility model provides a technical solution: an excavator thrust wheel with a split structure comprises a wheel body 1, wherein the surface of the wheel body 1 is provided with an annular groove 2, the inner wall of the annular groove 2 is respectively provided with a tooth groove 3, a sliding groove 4 and a threaded hole 5, the inner wall of the annular groove 2 is movably connected with the inner wall of a movable sleeve 6, the number of the movable sleeves 6 is two, the inner wall of the movable sleeve 6 is provided with convex strips 7, the inner wall of the same movable sleeve 6 is provided with six convex strips 7, the six convex strips 7 are distributed in an annular array mode by taking the circle center of the movable sleeve 6 as an array center, the number and the positions of the sliding grooves 4 correspond to the number and the positions of the convex strips 7, the surfaces of the convex strips 7 are movably connected with the inner wall of the sliding groove 4, the deviating ends of the two movable sleeves 6 are respectively provided with a first counter bore 8, the inner wall of the first counter bore 8 is movably connected with the surface of a, thread groove 10 has been seted up to one side that the activity cover 6 was kept away from to 4 inner walls of spout, first bolt 9 is close to one end of wheel body 1 run through sand grip 7 and with the inner wall swing joint of thread groove 10, the looks remote site of two activity covers 6 all is provided with ring gear 11, the inner wall of ring gear 11 and the inner wall swing joint of ring channel 2, ring gear 11 and the meshing of tooth's socket 3, ring gear 11 and sand grip 7 increase the joint strength of activity cover 6 and wheel body 1, the surface of ring gear 11 is provided with second counter bore 12, second counter bore 12 is located between tooth's socket 3 and the activity cover 6, the inner wall of second counter bore 12 and the surface swing joint of second bolt 13, the surface of second bolt 13 and the inner wall swing joint of screw.

As a technical optimization scheme of the utility model, the central axis of movable sleeve 6 and ring gear 11 all coincides with the central axis of wheel body 1, and movable sleeve 6 cup joints on wheel body 1, and the chain piece of track contacts with wear-resisting cover 14 on the movable sleeve 6.

As a technical optimization scheme of the utility model, two movable sleeves 6 use the vertical face in center through wheel body 1 to set up as the symmetry plane symmetry, make movable sleeve 6 contact with the chain piece of track all the time.

As a technical optimization scheme of the utility model, the fixed surface of movable sleeve 6 has cup jointed wear-resisting cover 14, and wear-resisting cover 14's material is high manganese steel, and wear-resisting cover 14 increases movable sleeve 6's life.

As a technical optimization scheme, the fit mode of movable sleeve 6 and ring channel 2 and the fit mode of sand grip 7 and spout 4 are interference fit, and movable sleeve 6 and sand grip 7 cup joint on wheel body 1, make the thrust wheel change split type structure into, reduce the use cost of thrust wheel.

When the crawler belt type crawler belt wheel is used, the movable sleeve 6 is sleeved on the wheel body 1, the wear-resistant sleeve 14 on the movable sleeve 6 is in contact with a chain sheet of a crawler belt, when the thrust wheel is replaced after being used for a period of time, the thrust wheel is detached from a crawler belt frame, the first bolt 9 and the second bolt 13 are unscrewed, the movable sleeve 6 and the gear ring 11 are knocked off from the wheel body 1, the new movable sleeve 6 is installed on the wheel body 1, the movable sleeve 6 and the gear ring 11 are fixed through the first bolt 9 and the second bolt 13, the first bolt 9 is screwed into the threaded groove 10, the second bolt 13 is screwed into the threaded hole 5, the movable sleeve 6 and the gear ring 11 are fixed on the wheel body 1, the thrust wheel is installed on the crawler belt frame, the gear ring 11 is meshed with the gear groove 3, the convex strip 7 is clamped in the sliding groove 4, the movable sleeve 6 and the gear ring 11 are connected with the wheel body 1 more tightly, and the connection strength of the movable sleeve 6 and the, when the thrust wheel is replaced, only the movable sleeve 6 needs to be replaced, the whole thrust wheel does not need to be replaced, and the effect of reducing the replacement cost of the thrust wheel is achieved.

To sum up can, the utility model discloses a set up movable sleeve 6, ring gear 11, first bolt 9 and wear-resisting cover 14, solved when changing the thrust wheel, because the thrust wheel is the integral type structure, need change whole thrust wheel to lead to the higher problem of thrust wheel replacement cost.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 an excavator thrust wheel of split type structure, includes wheel body (1), its characterized in that: the surface of the wheel body (1) is provided with an annular groove (2), the inner wall of the annular groove (2) is respectively provided with a tooth groove (3), a sliding groove (4) and a threaded hole (5), the inner wall of the annular groove (2) is movably connected with the inner wall of a movable sleeve (6), the number of the movable sleeves (6) is two, the inner wall of each movable sleeve (6) is provided with a convex strip (7), the surface of each convex strip (7) is movably connected with the inner wall of the corresponding sliding groove (4), the deviating ends of the two movable sleeves (6) are respectively provided with a first counter bore (8), the inner wall of each first counter bore (8) is movably connected with the surface of a first bolt (9), one side, far away from the movable sleeve (6), of the inner wall of the sliding groove (4) is provided with a threaded groove (10), one end, close to the wheel body (1), of each first bolt (9) penetrates through the convex strips (7), the utility model discloses a movable sleeve (6) for the automobile engine, including the relative tip of movable sleeve (6) and movable sleeve (6), the inner wall of ring gear (11) and the inner wall swing joint of ring channel (2), ring gear (11) and tooth's socket (3) meshing, the surface of ring gear (11) is provided with second counter bore (12), second counter bore (12) are located between tooth's socket (3) and movable sleeve (6), the inner wall of second counter bore (12) and the surface swing joint of second bolt (13), the surface of second bolt (13) and the inner wall swing joint of screw hole (5).

2. The excavator thrust wheel of a split structure of claim 1, wherein: the central axes of the movable sleeve (6) and the gear ring (11) are coincided with the central axis of the wheel body (1).

3. The excavator thrust wheel of a split structure of claim 1, wherein: the two movable sleeves (6) are symmetrically arranged by taking a central vertical plane passing through the wheel body (1) as a symmetrical plane.

4. The excavator thrust wheel of a split structure of claim 1, wherein: the surface of the movable sleeve (6) is fixedly sleeved with a wear-resistant sleeve (14), and the wear-resistant sleeve (14) is made of high manganese steel.

5. The excavator thrust wheel of a split structure of claim 1, wherein: the matching mode of the movable sleeve (6) and the annular groove (2) and the matching mode of the convex strip (7) and the sliding groove (4) are both in interference fit.