CN217481966U

CN217481966U - Sealing device for horizontal shaft assembly of multi-cylinder cone crusher

Info

Publication number: CN217481966U
Application number: CN202220154041.6U
Authority: CN
Inventors: 张炳根
Original assignee: Nanchang Mineral Systems Group Co Ltd
Current assignee: Nanchang Mineral Systems Group Co Ltd
Priority date: 2022-01-20
Filing date: 2022-01-20
Publication date: 2022-09-23
Anticipated expiration: 2032-01-20

Abstract

The utility model discloses a multi-cylinder cone crusher horizontal shaft assembly sealing device, which comprises a frame, a horizontal shaft assembly, a horizontal shaft box, a horizontal shaft and a taper sleeve, wherein the horizontal shaft box is connected with the horizontal shaft assembly through a first bolt; the left end of the horizontal shaft assembly is provided with three layers of sealing structures; the utility model reduces the assembly difficulty of the shaft bracket, improves the assembly efficiency, is convenient to maintain, ensures the assembly quality of the shaft bracket, and avoids the condition that the matching surface of the shaft bracket and the frame ring is scratched because the assembly of the shaft bracket completely depends on manual operation; the three-layer sealing structure is arranged at the left end of the horizontal shaft assembly, the O-shaped ring, the sealing ring and the sealing ring are arranged between the frame ring and the horizontal shaft box, the three-layer sealing device at the left end of the horizontal shaft assembly and the frame ensures good sealing effect, and the condition that the shaft frame and the frame ring are not tightly sealed to cause oil leakage is also avoided.

Description

Sealing device for horizontal shaft assembly of multi-cylinder cone crusher

Technical Field

The utility model relates to a multi-cylinder cone crusher correlation technique field specifically is a multi-cylinder cone crusher horizontal axis assembly sealing device.

Background

The multi-cylinder cone crusher is rapidly popular in the whole crushing industry due to the characteristics of high yield, good grain shape, low energy consumption, relatively stable work, easiness in realizing automatic control and the like. The multi-cylinder cone crusher is typical crushing equipment for medium-crushing and fine-crushing hard materials, adopts a 'lamination crushing' principle, improves the yield of one-time crushing, and is simpler and more convenient to maintain and lower in operation cost. By virtue of the excellent performance of the crusher, the multi-cylinder cone crusher is widely applied to the whole crushing industry after being put into the market. The working principle is that the horizontal shaft transmission mechanism drives the eccentric mechanism, the eccentric mechanism drives the movable cone mechanism to do eccentric motion, and the lining plate between the movable cone and the fixed cone extrudes stone material in a moving-static mode, so that the effect of laminating and crushing is achieved.

The external power of the multi-cylinder cone crusher is transmitted to the interior of the crusher through a horizontal shaft assembly, the horizontal shaft assembly is mounted on the rack through a shaft bracket and the rack, the outer end of the shaft bracket is provided with a flange which is connected with the rack through a bolt, the inner end of the shaft bracket is connected with a rack ring mounted in the rack in a circumferential fit mode, and a sealing element is arranged between the shaft bracket and the rack ring. The fit clearance between the inner end of the shaft bracket and the frame ring is very small, the assembly requirement is high, the difficulty is high, and the efficiency is low.

The sealing device for the horizontal shaft assembly of the existing multi-cylinder cone crusher has the following defects: 1. the fit clearance between the inner end of the shaft bracket and the frame ring is small, the assembly requirement is high, the difficulty is high, and the efficiency is low; 2. the assembly quality cannot be guaranteed, the operation of an assembly worker is completely relied, the matching surface of the shaft bracket and the rack ring is easily scratched, and the shaft bracket and the rack ring are not tightly sealed to leak oil, so that the sealing device is improved, and the sealing device for the horizontal shaft assembly of the multi-cylinder cone crusher is provided.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model provides a multi-cylinder cone crusher horizontal axis assembly sealing device.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a multi-cylinder cone crusher horizontal shaft assembly sealing device, including frame, horizontal shaft assembly, horizontal axle box, horizontal shaft and taper sleeve, horizontal axle box and horizontal shaft assembly are connected through first bolt, connect frame ring in the frame through interference fit, the horizontal shaft assembly passes the frame inner circle and contacts with frame ring; the left end of horizontal axis assembly is equipped with three-layer seal structure, be equipped with O type circle, sealing ring and sealing washer between frame ring and the horizontal axle box, first layer seal structure includes that frame ring, O type circle and horizontal axle box constitute the first sealed between horizontal axis assembly and the frame, the second floor seal structure includes that frame ring, sealing ring and horizontal axle box constitute the second sealed between horizontal axis assembly and the frame, the third seal structure includes that frame ring, sealing washer and horizontal axle box constitute the third sealed between horizontal axis assembly and the frame.

As a preferred technical scheme of the utility model, the both ends inner circle of horizontal axle box is connected with the horizontal axis bush that is used for passing the horizontal axis through interference fit, be connected with the oil slinger through interference fit on the horizontal axis, the left end face and the horizontal axis bush of oil slinger contact, the right-hand member face and the taper sleeve of oil slinger contact.

As a preferred technical scheme of the utility model, the right-hand member face of horizontal axle box has the end cover through second bolted connection.

As an optimized technical scheme of the utility model, set up the recess in the inner circle of oil slinger, the inside of recess is equipped with the elastic sleeve ring.

As a preferred technical scheme of the utility model, be equipped with the oil slinger that inwards caves in and be umbelliform and get rid of the oil groove on the oil slinger, the inner circle and the elastic lantern ring of end cover contact.

As an optimal technical scheme of the utility model, the left end of horizontal axle box is equipped with two ladder faces, O type circle, sealing ring and sealing washer are installed respectively on the ladder of horizontal axle box.

The beneficial effects of the utility model are that:

1. according to the sealing device for the horizontal shaft assembly of the multi-cylinder cone crusher, the horizontal shaft box is connected with the horizontal shaft assembly through the first bolt, the frame is connected with the frame ring through interference fit, the horizontal shaft assembly firstly penetrates through the inner ring of the frame and contacts with the frame ring, and then the horizontal shaft box and the horizontal shaft assembly are fixed through the first bolt, so that the assembly difficulty of the shaft frame is reduced, the assembly efficiency is improved, the maintenance is convenient, the assembly quality of the shaft frame is ensured, and the condition that the matching surface of the shaft frame and the frame ring is scratched due to the fact that the assembly of the shaft frame is completely operated manually is avoided; the three-layer sealing structure is arranged at the left end of the horizontal shaft assembly, the O-shaped ring, the sealing ring and the sealing ring are arranged between the frame ring and the horizontal shaft box, the three-layer sealing device at the left end of the horizontal shaft assembly and the frame ensures good sealing effect, and the condition that the shaft frame and the frame ring are not tightly sealed to cause oil leakage is also avoided.

2. This kind of multi-cylinder cone crusher horizontal axis assembly sealing device is connected with the oil slinger through interference fit on the horizontal axis, and the right-hand member face of horizontal axle box has the end cover through second bolted connection, and the right-hand member of horizontal axis assembly seals through oil slinger, elastic lantern ring, end cover constitution, can seal the right-hand member of horizontal axis assembly, has avoided the not tight condition that leads to the oil leak of horizontal shaft frame and the sealed right-hand member of frame ring.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural diagram of a sealing device for a horizontal shaft assembly of a multi-cylinder cone crusher according to the present invention;

FIG. 2 is a schematic structural view of the sealing device of the horizontal shaft assembly of the multi-cylinder cone crusher at A in FIG. 1;

FIG. 3 is an enlarged view of the horizontal shaft box and end cap connection of FIG. 1 of the sealing device for the horizontal shaft assembly of the multi-cylinder cone crusher of the present invention;

FIG. 4 is a schematic view of the oil slinger structure of the sealing device for the horizontal shaft assembly of the multi-cylinder cone crusher of the present invention;

fig. 5 is a schematic diagram of a frame ring structure of a sealing device of a horizontal shaft assembly of a multi-cylinder cone crusher of the present invention.

In the figure: 1. a frame; 2. a horizontal shaft assembly; 3. a horizontal axle housing; 4. a horizontal axis; 5. a taper sleeve; 6. a first bolt; 7. a frame ring; 8. a sealing structure; 9. an O-shaped ring; 10. a seal ring; 11. a seal ring; 12. a horizontal shaft bushing; 13. an oil slinger; 14. a second bolt; 15. an end cap; 16. a groove; 17. an elastic collar; 18. and (7) throwing the oil groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the utility model relates to a multi-cylinder cone crusher horizontal shaft assembly sealing device, including frame 1, horizontal shaft assembly 2, horizontal axle box 3, horizontal shaft 4 and taper sleeve 5, horizontal axle box 3 is connected through first bolt 6 with horizontal shaft assembly 2, is connected with frame ring 7 on frame 1 through interference fit, and horizontal shaft assembly 2 passes through the frame 1 inner circle and contacts with frame ring 7; the left end of horizontal axis assembly 2 is equipped with three-layer seal structure 8, be equipped with O type circle 9 between frame ring 7 and the horizontal axle box 3, sealing ring 10 and sealing washer 11, first layer seal structure 8 includes frame ring 7, O type circle 9 and horizontal axle box 3 constitute the first sealed between horizontal axis assembly 2 and the frame 1, second layer seal structure 8 includes frame ring 7, sealing ring 10 and horizontal axle box 3 constitute the second sealed between horizontal axis assembly 2 and the frame 1, third seal structure 8 includes frame ring 7, sealing washer 11 and horizontal axle box 3 constitute the third sealed between horizontal axis assembly 2 and the frame 1.

The inner rings at two ends of the horizontal shaft box 3 are connected with a horizontal shaft bushing 12 used for penetrating through the horizontal shaft 4 in an interference fit mode, the horizontal shaft 4 is connected with an oil slinger 13 in an interference fit mode, the left end face of the oil slinger 13 is in contact with the horizontal shaft bushing 12, the right end face of the oil slinger 13 is in contact with the taper sleeve 5, the right end face of the horizontal shaft box 3 is connected with an end cover 15 through a second bolt 14, a groove 16 is formed in the inner ring of the oil slinger 13, an elastic lantern ring 17 is arranged inside the groove 16, a seal which penetrates through the right end of the horizontal shaft assembly 2 is formed by the oil slinger 13, the elastic lantern ring 17 and the end cover 15, the right end of the horizontal shaft assembly 2 can be sealed, and the situation that oil leakage is caused by the fact that the right end of the horizontal shaft 4 frame and the frame 1 ring seal is not tight is avoided.

The oil slinger 13 is provided with an umbrella-shaped oil slinging groove 18 which is sunken inwards, the inner ring of the end cover 15 is in contact with the elastic lantern ring 17, and the arrangement of the oil slinging groove 18 further improves the sealing effect of the horizontal shaft bracket and the right end of the frame ring 7.

The left end of the horizontal shaft box 3 is provided with two step surfaces, and the O-shaped ring 9, the sealing ring 10 and the sealing ring 11 are respectively arranged on the steps of the horizontal shaft box 3, so that the sealing effect of the horizontal shaft assembly 2 and the left end of the rack 1 is further improved.

The working principle is as follows: according to the sealing device for the horizontal shaft assembly 2 of the multi-cylinder cone crusher, the horizontal shaft box 3 is connected with the horizontal shaft assembly 2 through the first bolt 6, the frame 1 is connected with the frame 1 ring through interference fit, firstly, the horizontal shaft assembly 2 penetrates through the inner ring of the frame 1 and contacts with the frame 1 ring, and then the horizontal shaft box 3 is fixed with the horizontal shaft assembly 2 through the first bolt 6, so that the assembly difficulty of a shaft frame is reduced, the assembly efficiency is improved, the maintenance is convenient, the assembly quality of the shaft frame is ensured, and the condition that the matching surface of the shaft frame and the frame 1 ring is scratched due to the fact that the assembly of the shaft frame is completely operated manually is avoided; the three-layer sealing device at the left ends of the horizontal shaft assembly 2 and the frame 1 ensures good sealing effect and avoids oil leakage caused by untight sealing of the shaft bracket and the frame 1 ring by arranging the three-layer sealing structure 8 at the left end of the horizontal shaft assembly 2 and arranging the O-shaped ring 9, the sealing ring 10 and the sealing ring 11 between the frame 1 ring and the horizontal shaft box 3; the oil slinger 13 is connected to the horizontal shaft 4 in an interference fit mode, the right end face of the horizontal shaft box 3 is connected with the end cover 15 through the second bolt 14, the right end of the horizontal shaft assembly 2 is sealed through the oil slinger 13, the elastic lantern ring 17 and the end cover 15, the right end of the horizontal shaft assembly 2 can be sealed, and the situation that the oil leakage is caused due to the fact that the right end of the horizontal shaft 4 frame and the frame 1 ring seal is not tight is avoided.

Finally, it should be noted that: 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 described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sealing device for a horizontal shaft assembly of a multi-cylinder cone crusher comprises a rack (1), a horizontal shaft assembly (2), a horizontal shaft box (3), a horizontal shaft (4) and a taper sleeve (5), and is characterized in that the horizontal shaft box (3) is connected with the horizontal shaft assembly (2) through a first bolt (6), the rack (1) is connected with a rack ring (7) through interference fit, and the horizontal shaft assembly (2) penetrates through an inner ring of the rack (1) and is in contact with the rack ring (7); the left end of horizontal axis assembly (2) is equipped with three-layer seal structure (8), be equipped with O type circle (9), sealing ring (10) and sealing washer (11) between frame ring (7) and horizontal axle box (3), first layer seal structure (8) constitute the first between horizontal axis assembly (2) and frame (1) including frame ring (7), O type circle (9) and horizontal axle box (3) and seal, the second floor seal structure (8) constitute the second between horizontal axis assembly (2) and frame (1) including frame ring (7), sealing ring (10) and horizontal axle box (3) and seal, the third seal structure (8) constitute the third between horizontal axis assembly (2) and frame (1) including frame ring (7), sealing washer (11) and horizontal axle box (3) and seal.

2. The sealing device for the horizontal shaft assembly of the multi-cylinder cone crusher according to claim 1, wherein inner rings at two ends of the horizontal shaft box (3) are connected with a horizontal shaft bushing (12) used for penetrating the horizontal shaft (4) through interference fit, an oil slinger (13) is connected on the horizontal shaft (4) through interference fit, the left end face of the oil slinger (13) is in contact with the horizontal shaft bushing (12), and the right end face of the oil slinger (13) is in contact with the cone sleeve (5).

3. A multi-cylinder cone crusher horizontal shaft assembly sealing arrangement according to claim 2, characterized in that the right end face of the horizontal shaft box (3) is connected with an end cap (15) via a second bolt (14).

4. A multi-cylinder cone crusher horizontal shaft assembly sealing arrangement according to claim 3, characterized in that a groove (16) is provided in the inner ring of the oil slinger (13), and an elastic collar (17) is provided in the groove (16).

5. A multi-cylinder cone crusher horizontal shaft assembly sealing arrangement according to claim 4, characterized in that the oil slinger (13) is provided with an inwardly recessed and umbrella-shaped oil slinger groove (18), and the inner ring of the end cover (15) is in contact with an elastic collar (17).

6. A multi-cylinder cone crusher horizontal shaft assembly sealing arrangement according to claim 1, characterized in that the left end of the horizontal shaft box (3) is provided with two step surfaces, and the O-ring (9), the sealing ring (10) and the sealing ring (11) are mounted on the steps of the horizontal shaft box (3), respectively.