CN213393182U

CN213393182U - Bearing seat sealing device and agricultural machine

Info

Publication number: CN213393182U
Application number: CN202020549995.8U
Authority: CN
Inventors: 周志; 邓可
Original assignee: Changsha Sanglaite Agricultural Mechanical Equipment Co Ltd
Current assignee: Changsha Sanglaite Agricultural Mechanical Equipment Co Ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2021-06-08
Anticipated expiration: 2030-04-14

Abstract

The utility model provides a bearing frame sealing device for on the agricultural machine, include the arbor and set up in the bearing of arbor one end, the bearing rotationally set up in the tip of arbor is peripheral, the bearing periphery is equipped with the fixed bearing frame that sets up, the bearing is close to the one end of arbor still is equipped with and is used for preventing muddy water from getting into the lip oil blanket of bearing. The bearing seat sealing device with the structure has the advantages that the lip oil seal is arranged at one end of the bearing, the traditional mode that the framework oil seal is adopted for sealing is changed, the structure is simple and compact, the sealing effect is good, the service life is long, and the problem that muddy water easily enters the bearing can be effectively solved. Furthermore, the utility model discloses still provide an agricultural machine including above-mentioned bearing frame sealing device.

Description

Bearing seat sealing device and agricultural machine

Technical Field

The utility model relates to the field of agricultural machinery, in particular to bearing frame sealing device and agricultural machinery.

Background

In recent years, with the continuous development of science and technology, various agricultural machines, such as tractors, rotary cultivators, seeding machines, etc., are widely used.

Be equipped with the arbor on the rotary cultivator, the end seal of arbor generally adopts one or more skeleton oil blanket to seal, but, because the operational environment of rotary cultivator is comparatively abominable, consequently, the skeleton seals after using a period, can appear the poor problem of sealed effect usually, in muddy water gets into the bearing easily, leads to the bearing to damage.

In summary, how to provide a bearing seat sealing device with good sealing effect, long service life and simple and compact structure and an agricultural machine comprising the sealing device becomes a technical problem to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: the bearing seat sealing device is good in sealing effect, long in service life and simple and compact in structure, and the agricultural machine comprising the sealing device is provided.

The utility model discloses a solution is realized like this: the utility model provides a bearing frame sealing device for on the agricultural machine, include the arbor and set up in the bearing of arbor one end, the bearing rotationally set up in the tip of arbor is peripheral, the bearing periphery is equipped with the fixed bearing frame that sets up, the bearing is close to the one end of arbor still is equipped with and is used for preventing muddy water from getting into the lip oil blanket of bearing. The bearing seat sealing device with the structure has the advantages that the lip oil seal is arranged at one end of the bearing, the traditional mode that the framework oil seal is adopted for sealing is changed, the structure is simple and compact, the sealing effect is good, the service life is long, and the problem that muddy water easily enters the bearing can be effectively solved.

Another technical scheme of the utility model lies in on above-mentioned basis, the lip oil blanket include the overcoat with set up in inner ring in the overcoat, the inner ring can remove in the overcoat.

The utility model discloses an another technical scheme lies in on above-mentioned basis, be equipped with the inside bellied lip of a plurality of on the overcoat, the inner ring is arranged in the overcoat, a plurality of the lip respectively with the contact of inner ring outer wall, and receive exogenic action big more, the contact is inseparabler.

The utility model discloses an another technical scheme lies in on above-mentioned basis, the arbor is close to the one end of lip oil blanket still is equipped with the shaft shoulder, the one end of lip oil blanket support hold in on the shaft shoulder, the other end of lip oil blanket support hold in on the bearing.

Another technical scheme of the utility model lies in on above-mentioned basis, still be equipped with the spacer ring on the arbor, the spacer ring set up in the bearing with between the lip oil blanket, the spacer ring cover is located on the arbor, when the arbor is rotatory, the spacer ring is rotatory thereupon.

The utility model discloses an another technical scheme lies in on above-mentioned basis, the bearing with still be equipped with between the lip oil blanket and keep off the ring, keep off the ring cover and locate separate the periphery of the lantern ring, separate the lantern ring when rotatory, keep off ring static.

Another technical scheme of the utility model lies in on above-mentioned basis, bearing frame sealing device still includes the dust seal, the dust seal cover is located on the shaft shoulder, the one end of bearing frame is arranged in the periphery that the dust seal was sealed.

The utility model discloses a another technical scheme lies in on above-mentioned basis, bearing frame sealing device still include the end cover board with set up in first bolt on the end cover board, the end cover board is arranged in the bearing deviates from the one end of arbor, the end cover board through first bolt detachably fixed set up in on the bearing frame.

The utility model discloses a another technical scheme lies in on above-mentioned basis, bearing frame sealing device still include the retaining ring with set up in second bolt on the retaining ring, the retaining ring is used for preventing the bearing is followed landing on the arbor, the retaining ring passes through second bolt detachably fixed set up in the tip of arbor.

On the other hand, the utility model also provides an agricultural machine, including bearing frame sealing device, the bearing frame sealing device be as above bearing frame sealing device.

Drawings

The accompanying drawings, which form a part hereof, 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 without undue limitation.

Fig. 1 is a schematic structural view of a bearing seat sealing device according to the present invention;

fig. 2 is a schematic structural view of the lip seal in fig. 1.

The corresponding relation of the reference signs is as follows:

1 end cover plate 2 bearing seat 3 retainer ring

4 bearing 5 spacer ring 6 retaining ring

7 lip oil seal 8 dustproof ring 9 cutter shaft

10 oil cup 11 first bolt 12 second bolt

13 shaft shoulder

71 outer sleeve 72, inner ring 73 and lip

Detailed Description

The present invention will be described in detail with reference to the drawings, which are provided for illustrative and explanatory purposes only and should not be construed as limiting the scope of the present invention in any way. Furthermore, features from embodiments in this document and from different embodiments may be combined accordingly by a person skilled in the art from the description in this document.

The embodiment of the utility model provides a as follows, please see the bearing frame sealing device shown in fig. 1 and fig. 2 and parts thereof for on agricultural machinery such as rotary cultivator, including arbor 9 with set up in arbor 9 one end, specifically be the bearing 4 of the left end shown in fig. 1, bearing 4 rotationally sets up in the tip periphery of arbor 9, and bearing 4 periphery is equipped with fixedly sets up in bearing frame 2, and bearing frame 2 is close to the one end of arbor 9, and the right-hand member shown in the picture still is equipped with and is used for preventing muddy water from getting into the inside muddy water device that prevents of bearing 4 promptly. The bearing seat sealing device with the structure changes the traditional mode of adopting a framework oil seal to seal by arranging the lip oil seal 7 at one end of the bearing 4, has the advantages of simple and compact structure, good sealing effect and long service life, and can effectively solve the problem that muddy water easily enters the bearing 4.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1 and fig. 2, the lip oil seal 7 specifically includes an outer casing 71 and an inner ring 72 disposed in the outer casing 71, and the inner ring 72 can move in the outer casing 71, when acted by an external force, the inner ring 72 is disposed in the outer ring, and the larger the external force is, the more closely the cooperation between the outer casing 71 and the inner ring 72 is, and the better the sealing effect of the lip oil seal 7 is accordingly.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 2, the outer casing 71 is provided with a plurality of inwardly protruding lips 73, the plurality of lips 73 are uniformly spaced, when the inner ring 72 is disposed in the outer casing 71, the lips 73 are respectively in contact with the outer wall of the inner ring 72, and the contact is more tight when the outer force is applied.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, the knife shaft 9 is close to one end of the lip oil seal 7, i.e. the left end shown in the figure is further provided with a shaft shoulder 13, one end of the lip oil seal 7, i.e. the right end shown in the figure, is supported on the shaft shoulder 13, and the other end of the lip oil seal 7, i.e. the left end shown in the figure, is supported on the bearing 4.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, a spacer ring 5 is further disposed on the arbor 9, the spacer ring 5 is disposed between the bearing 4 and the lip oil seal 7, more specifically, the spacer ring 5 is sleeved on the arbor 9, and when the arbor 9 rotates, the spacer ring 5 can rotate together with the arbor 9.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, a retaining ring 6 is further disposed between the bearing 4 and the lip oil seal 7, more specifically, the retaining ring 6 is sleeved on the periphery of the spacer ring 5, and the periphery of the retaining ring 6 is disposed on the bearing seat 2, and when the spacer ring 5 rotates, the retaining ring 6 is stationary.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, the bearing seat sealing device further includes a dust ring 8, the dust ring 8 is provided with an inner hole, and is sleeved on the shaft shoulder 13 through the inner hole, and one end of the bearing seat 2, i.e. the right end shown in the figure, is arranged at the periphery of the dust ring 8.

On the basis of the above embodiment, in another embodiment of the present invention, as shown in fig. 1, the bearing seat sealing device further includes an end cover plate 1, and a plurality of first bolts 11 are disposed on the end cover plate 1, the end cover plate 1 is disposed at one end of the bearing 4 deviating from the knife shaft 9, i.e., at the left end shown in the figure, and the end cover plate 1 is fixedly disposed on the bearing seat 2 through the plurality of first bolts 11 detachably. In addition, an oil cup 10 for filling lubricating oil is also arranged on the end cover plate 1.

On the basis of the above embodiment, in another embodiment of the utility model, as shown in fig. 1, the bearing frame sealing device still includes retaining ring 3 and sets up a plurality of second bolt 12 on retaining ring 3, and the right side of retaining ring 3 is supported and is held on bearing 4, and retaining ring 3 specifically is used for preventing bearing 4 landing from arbor 9, and retaining ring 3 sets up in the left end tip of arbor 9 through a plurality of second bolt 12 detachably is fixed.

According to the bearing seat sealing device with the structure, as mentioned above, the lip oil seal 7 is adopted to replace the traditional framework type oil seal, so that the sealing effect of the bearing 4 is effectively improved, the structure is simple and compact, the service life is longer, and the use cost is lower.

On the other hand, the utility model also provides an agricultural machine, including bearing frame sealing device, bearing frame sealing device specifically is as above bearing frame sealing device. The agricultural machine can be a rotary cultivator.

The agricultural machine with the structure has the advantages of the bearing seat sealing device correspondingly.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bearing frame sealing device for on the agricultural machine, its characterized in that, including arbor (9) with set up in bearing (4) of arbor (9) one end, bearing (4) rotationally set up in the tip of arbor (9) is peripheral, bearing (4) periphery is equipped with fixed bearing frame (2) that set up, bearing (4) are close to the one end of arbor (9) still is equipped with and is used for preventing muddy water from getting into lip oil blanket (7) of bearing (4).

2. A bearing housing sealing arrangement according to claim 1, characterised in that the lip oil seal (7) comprises an outer housing (71) and an inner ring (72) disposed within the outer housing (71), the inner ring (72) being movable within the outer housing (71).

3. A bearing housing seal according to claim 2 wherein said outer casing (71) is provided with a plurality of inwardly projecting lips (73), and when said inner ring (72) is disposed within said outer casing (71), a plurality of said lips (73) are respectively engaged with said inner ring (72)

The outer walls are contacted, and the contact is tighter when the external force is larger.

4. A bearing housing sealing device according to claim 3, characterized in that a shaft shoulder (13) is further provided at one end of the cutter shaft (9) close to the lip oil seal (7), one end of the lip oil seal (7) abuts against the shaft shoulder (13), and the other end of the lip oil seal (7) abuts against the bearing (4).

5. A bearing seat sealing device according to claim 4, characterized in that a spacer ring (5) is further arranged on the cutter shaft (9), the spacer ring (5) is arranged between the bearing (4) and the lip oil seal (7), the spacer ring (5) is sleeved on the cutter shaft (9), and when the cutter shaft (9) rotates, the spacer ring (5) rotates along with the cutter shaft.

6. The bearing seat sealing device according to claim 5, wherein a baffle ring (6) is further arranged between the bearing (4) and the lip oil seal (7), the baffle ring (6) is sleeved on the periphery of the isolating sleeve ring (5), and when the isolating sleeve ring (5) rotates, the baffle ring (6) is stationary.

7. The bearing seat sealing device according to claim 6, further comprising a dust ring (8), wherein the dust ring (8) is sleeved on the shaft shoulder (13), and one end of the bearing seat (2) is arranged on the periphery of the dust ring (8).

8. A bearing housing sealing device according to claim 7, characterized in that the bearing housing sealing device further comprises an end cover plate (1) and a first bolt (11) arranged on the end cover plate (1), the end cover plate (1) is arranged at one end of the bearing (4) departing from the cutter shaft (9), and the end cover plate (1) is detachably and fixedly arranged on the bearing housing (2) through the first bolt (11).

9. A bearing housing sealing device according to claim 8, characterized in that, the bearing housing sealing device further comprises a retainer ring (3) and a second bolt (12) arranged on the retainer ring (3), the retainer ring (3) is used for preventing the bearing (4) from sliding off the cutter shaft (9), and the retainer ring (3) is detachably and fixedly arranged at the end of the cutter shaft (9) through the second bolt (12).

10. An agricultural machine comprising a bearing housing seal arrangement, wherein the bearing housing seal arrangement is as claimed in any one of claims 1 to 9.