CN217951918U

CN217951918U - Flange type thin oil vibration exciter

Info

Publication number: CN217951918U
Application number: CN202221572057.5U
Authority: CN
Inventors: 叶伟; 陆宁; 田志贵; 魏旺升; 季学华
Original assignee: Ningxia Carboniferous Charcoal Industrial Co
Current assignee: Ningxia Carboniferous Charcoal Industrial Co
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-12-02
Anticipated expiration: 2032-06-22

Abstract

The utility model belongs to the vibration exciter field, concretely relates to flange formula thin oil vibration exciter. The oil-injection type oil-injection pump comprises an eccentric block group, a rotating shaft, bearings and bearing seats, wherein the eccentric block group is fixedly connected with the rotating shaft, the number of the bearings is at least two, the bearings are arranged on the rotating shaft at intervals, the bearing seats are used for fixing an outer ring of the bearing, a lubricating cavity is arranged between the bearings in the bearing seats, an oil injection port is arranged at the top of the lubricating cavity, and an oil outlet is arranged at the bottom of the lubricating cavity. The oiling mouth is used for filling lubricating oil to the cavity inside, lubricates bearing part, and when the oil-out was used for changing lubricating oil, with inside through the long-term lubricating oil discharge of using. It has the characteristics of good sealing, thorough lubrication, good cooling effect and the like.

Description

Flange type thin oil vibration exciter

Technical Field

The utility model belongs to the vibration exciter field, concretely relates to flange formula thin oil vibration exciter.

Background

In recent years, along with the wide application of vibration equipment in industries such as coal, metallurgy, mines, electric power and the like, a vibration exciter is used as a vibration source of a vibrating screen, and the service life of the vibrating screen is directly influenced by the performance of the vibration exciter. Most of flange type vibration exciters in the existing vibrating screen are lubricated by lubricating grease, and by adopting the lubricating mode, the phenomena of overhigh bearing temperature and the like easily occur, the cause is basically 1. Incomplete lubrication occurs; 2. the sealing performance is poor, and dust is easy to seep into the sealing structure; 3. the air permeability is poor, and air is gathered and expanded; 4. the dry and hard lubricating grease is generated, the friction force is large, and the lubrication is not thorough. The above reasons cause frequent failure of the vibration exciter in use, shorten the service life of the vibration exciter, and directly influence the normal operation of the vibrating screen.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a new technical scheme, a flange formula thin oil vibration exciter, including eccentric block group, pivot, bearing frame, eccentric block group and pivot fixed connection, the bearing has at least two, and its interval sets up in the pivot, and the bearing frame is used for the fixed bearing outer lane, is provided with lubricated cavity between the bearing in the bearing frame, and lubricated cavity top is provided with the oiling mouth, and the bottom is provided with the oil-out. The oiling mouth is used for filling lubricating oil to the cavity inside, lubricates bearing part, and when the oil-out was used for changing lubricating oil, with inside through the long-term lubricating oil discharge of using.

Further, still include and get rid of the oil ship, get rid of the oil ship fixed setting in the pivot to be located inside the lubricated cavity. When the rotating shaft rotates, the oil throwing wheel is driven to stir lubricating oil to facilitate lubrication of the parts.

Furthermore, a bearing gland is arranged at the end part of the bearing seat, the bearing gland is connected with the bearing seat through a first bolt, a first sealing ring is arranged between the bearing gland and the bearing seat, and the sealing ring is located at the inner ring of the position of the first bolt.

Furthermore, an oil deflector ring is arranged between the bearing gland and the rotating shaft, and a framework oil seal ring is arranged between the oil deflector ring and the bearing end cover.

The labyrinth cover covers the bearing gland and the oil retainer ring, a clamping ring is arranged on the side portion of the labyrinth cover, a clamping groove is arranged on the side portion of the bearing gland, and the clamping ring is embedded into the clamping groove;

and a second sealing ring is arranged at the joint of the labyrinth cover and the oil retainer.

Furthermore, a dustproof filter cap is arranged on the oil filling port; the oil outlet is connected with an extension three-way pipe, the horizontal outlet of the extension three-way pipe is connected with a liquid level meter, and the upper end of the liquid level meter is provided with an air filter.

Furthermore, the bearing seat further comprises a positioning ring, and a connecting hole is formed in the outer end of the bearing seat and used for being connected with the positioning ring.

The beneficial effects of the utility model are that: the utility model provides a thin oil lubrication flange formula vibration exciter, it has characteristics such as sealed good, lubricated thoroughly, the cooling is effectual to the design has installed empty filter and level gauge, and air permeability is good and be difficult for advancing the ash dust, and can show lubricated oil level height, can work under abominable environment, is convenient for install and maintain the maintenance, makes the wholeness ability and the life of vibration exciter obtain improving.

Drawings

Fig. 1 is an axial cross-sectional view of an embodiment of the present invention;

fig. 2 is a side view of an embodiment of the present invention.

In the figure: 1. an eccentric block group; 2. a rotating shaft; 3. a bearing; 4. a bearing seat; 5. lubricating the cavity; 6. an oil filling port; 7. an oil outlet; 8. oil throwing wheel; 9. a bearing gland; 10. a first bolt; 11. a first seal ring; 12. an oil slinger; 13. a framework oil seal ring; 14. a labyrinth cover; 15. a collar; 16. a card slot; 17. a second seal ring; 18. a liquid level meter; 19. a positioning ring.

Detailed Description

As shown in fig. 1-2: the utility model provides a flange formula thin oil vibration exciter, includes eccentric block group 1, pivot 2, bearing 3, bearing frame 4, and eccentric block group 1 sets up in the both ends of pivot 2 and pivot 2 fixed connection, and bearing 3 has two, and its interval sets up in the middle part of pivot 2, and bearing frame 4 is used for fixed bearing 3's outer lane, is provided with lubricated cavity 5 between two bearing 3 in the bearing frame 4, and lubricated cavity 5 top is provided with oiling mouth 6, and the bottom is provided with oil-out 7. The oil filling port 6 is used for filling lubricating oil into the cavity to lubricate a bearing 3 part, and the oil outlet 7 is used for discharging the lubricating oil which is used for a long time in the cavity when the lubricating oil is replaced.

Still including getting rid of the oil ship 8, get rid of oil ship 8 and fix and set up in pivot 2 to be located inside lubricated cavity 5. When the rotating shaft 2 rotates, the oil throwing wheel 8 is driven to stir lubricating oil to facilitate the lubrication of the parts.

Two ends of the bearing seat 4 are provided with bearing glands 9, the bearing glands 9 are connected with the bearing seat 4 through first bolts 10, first sealing rings 11 are arranged between the bearing glands 9 and the bearing seat 4, and the sealing rings are located at inner rings of the positions of the first bolts 10.

An oil retainer ring 12 is arranged between the bearing gland 9 and the rotating shaft 2, and a framework oil seal ring 13 is arranged between the oil retainer ring 12 and the end cover of the bearing 3.

The labyrinth cover 14 covers the bearing gland 9 and the oil retainer 12, a clamping ring 15 is arranged on the side of the labyrinth cover 14, a clamping groove 16 is arranged on the side of the bearing gland 9, and the clamping ring 15 is embedded into the clamping groove 16; a second sealing ring 17 is arranged at the joint of the labyrinth cover 14 and the oil slinger 12.

A dustproof filter cap is arranged on the oil filling port 6; the oil outlet 7 is connected with an extension three-way pipe, and the horizontal outlet of the oil outlet is connected with a liquid level meter 18 which can indicate the liquid level height of lubricating oil in the lubricating cavity. An air filter is arranged at the upper end of the liquid level meter 18.

The vibrating screen support device further comprises a positioning ring 19 used for connecting and fixing the vibrating screen side plate, and a connecting hole is formed in the outer end plate of the bearing seat 4 and used for connecting the positioning ring 19.

The oil filling device further comprises a shell, wherein the shell is connected with the bearing seat 4, wraps two ends of the rotating shaft 2 and only exposes the oil filling port 6, the oil outlet 7 and the liquid level meter 18.

Claims

1. The utility model provides a flange formula thin oil vibration exciter, includes eccentric block group (1), pivot (2), bearing (3), bearing frame (4), eccentric block group (1) with pivot (2) fixed connection, bearing (3) have at least two, its interval set up in on pivot (2), bearing frame (4) are used for fixing the outer lane of bearing (3), its characterized in that, be provided with lubricated cavity (5) between bearing (3) in bearing frame (4), lubricated cavity (5) top is provided with oiling mouth (6), and the bottom is provided with oil-out (7).

2. A flange-type thin oil exciter according to claim 1, characterized in that it further comprises a slinger (8), said slinger (8) being fixedly arranged on said rotating shaft (2) and being located inside said lubricating cavity (5).

3. The flange-type thin oil vibration exciter according to claim 1, wherein a bearing gland (9) is arranged at the end of the bearing seat (4), the bearing gland (9) is connected with the bearing seat (4) through a first bolt (10), a first sealing ring (11) is arranged between the bearing gland (9) and the bearing seat (4), and the sealing ring is located at the inner ring of the position where the first bolt (10) is located.

4. The flange-type thin oil exciter according to claim 3, characterized in that an oil slinger (12) is arranged between the bearing gland (9) and the rotating shaft (2), and a framework oil seal ring (13) is arranged between the oil slinger (12) and the end cover of the bearing (3).

5. The flange-type thin oil exciter according to claim 4, characterized by further comprising a labyrinth cover (14), wherein the labyrinth cover (14) covers the bearing gland (9) and the oil retainer ring (12), a clamping ring (15) is arranged on the side of the labyrinth cover (14), a clamping groove (16) is arranged on the side of the bearing gland (9), and the clamping ring (15) is embedded in the clamping groove (16);

and a second sealing ring (17) is arranged at the joint of the labyrinth cover (14) and the oil deflector ring (12).

6. The flange-type thin oil exciter according to any one of claims 1 to 5, characterized in that a dustproof filter cap is arranged on the oil filling port (6); the oil outlet (7) is connected with an extension three-way pipe, the horizontal outlet of the extension three-way pipe is connected with a liquid level meter (18), and the upper end of the liquid level meter (18) is provided with an air filter.

7. The flange-type thin oil vibration exciter according to claim 6, characterized by further comprising a positioning ring (19), wherein the outer end of the bearing seat (4) is provided with a connecting hole, and the connecting hole is used for connecting the positioning ring (19).

8. The flange-type thin oil exciter according to claim 7, characterized by further comprising a housing, wherein the housing is connected with the outer ring of the bearing seat (4) and wraps the two ends of the rotating shaft (2).