CN210919836U

CN210919836U - Combined labyrinth seal bearing

Info

Publication number: CN210919836U
Application number: CN201921898584.3U
Authority: CN
Inventors: 韦洲
Original assignee: Xuzhou Dongdu Machinery Technology Co ltd
Current assignee: Xuzhou Dongdu Machinery Technology Co ltd
Priority date: 2019-11-06
Filing date: 2019-11-06
Publication date: 2020-07-03
Anticipated expiration: 2029-11-06

Abstract

The utility model discloses a modular labyrinth seal bearing, including the bearing inner circle, the both sides of bearing inner circle are provided with first roller and second roller respectively from a left side to the right side, one side of first roller is provided with the first bearing outer lane, one side of second roller is provided with the second bearing outer lane, the top and the bottom of first bearing outer lane all are provided with first rotating member. A modular labyrinth seal bearing, be equipped with first spacing, the spacing of second, first dop and dogtooth, can accomplish the concatenation between two bearings, its easy operation is practical, its later stage of being convenient for is dismantled the maintenance to it to can extrude first dop and second dop through the elasticity of first spring and second spring, make first dop and second dop remain stable, improve the stability behind two bearing concatenations, stability when can also further improve two bearing concatenations, bring better use prospect.

Description

Combined labyrinth seal bearing

Technical Field

The utility model relates to a bearing technical field specifically is a modular labyrinth seal bearing.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is to support the mechanical rotator, reduce the friction coefficient in its motion process, and guarantee its gyration precision, under certain load effect, the revolution or the hours that the bearing experiences before appearing pitting, called bearing life, the life-span of the antifriction bearing is defined by the revolution (or the hours of work under certain rotational speed): a bearing within this life should have initial fatigue damage (flaking or chipping) on any of its bearing rings or rolling elements. However, whether in laboratory tests or in actual use, it is evident that bearings of the same appearance and the same actual life under the same operating conditions are very different. There are also several differently defined bearing "lives", one of which is the so-called "working life", which means that the actual life that a bearing can reach before it breaks down is due to wear, damage not usually being caused by fatigue, but by wear, corrosion, seal failure, etc.

The existing combined labyrinth seal bearing is complex to operate when being installed, is inconvenient to disassemble and maintain in the later period and cannot ensure the stability.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a modular labyrinth seal bearing, possess advantages such as being convenient for installation dismantlement, solved current modular labyrinth seal bearing, when the installation, its operation is comparatively loaded down with trivial details, and the later stage of being not convenient for is dismantled the maintenance to can't guarantee the problem of its stability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a modular labyrinth seal bearing, includes the bearing inner circle, the both sides of bearing inner circle are provided with first roller and second roller respectively from a left side to the right side, one side of first roller is provided with first bearing outer lane, one side of second roller is provided with the second bearing outer lane, the top and the bottom of first bearing outer lane all are provided with first rotation piece, two all rotate on the first rotation piece and are connected with first spacing, the top and the bottom of second bearing outer lane all are provided with the second and rotate the piece, two all rotate on the second rotation piece and are connected with the spacing frame of second.

Preferably, one side of the top of the first bearing outer ring and one side of the bottom of the first bearing outer ring are fixedly connected with U-shaped frames, and two opposite sides of the second limiting frame are fixedly connected with limiting columns matched with the U-shaped frames for use.

Preferably, the top and the bottom of the first bearing outer ring side are fixedly connected with a connecting frame, and the top and the bottom of the first bearing outer ring side are fixedly connected with connecting blocks inside the connecting frame.

Preferably, one side fixedly connected with carriage of connecting block, the first spring of one side fixedly connected with of carriage inner wall, the first dop of one side fixedly connected with of first spring, one side of first dop runs through carriage and link in proper order and extends to the outside of link.

Preferably, the top and the bottom of carriage are all fixedly connected with second spring, two the equal fixedly connected with second dop of one end that the second spring leaves mutually, two the one side that the second dop leaves mutually all runs through the link and extends to the outside of link.

Preferably, the top and the bottom of one side of the outer ring of the second bearing are both fixedly connected with a clamping frame.

(III) advantageous effects

Compared with the prior art, the utility model provides a modular labyrinth seal bearing possesses following beneficial effect:

1. this combination formula labyrinth seal bearing through agreeing with first spacing with the spacing of second, makes spacing post insert to U type frame simultaneously in, first dop and second dop insert to the card frame in, accomplish the concatenation between two bearings, its easy operation is practical, and its later stage of being convenient for is dismantled the maintenance to it.

2. This combination formula labyrinth seal bearing extrudees first dop and second dop through the elasticity of first spring and second spring, makes first dop and second dop remain stable, improves the stability after two bearings splice.

3. This combination formula labyrinth seal bearing is provided with opposite direction's dogtooth through spacing the frame of first spacing and second, stability when can further improve two bearing concatenations.

Drawings

FIG. 1 is a schematic structural view of a combined labyrinth seal bearing of the present invention;

fig. 2 is a schematic diagram of a partially enlarged structure of a position a shown in fig. 1 of a combined labyrinth seal bearing according to the present invention.

In the figure: 1. a bearing inner race; 2. a first roller; 3. a first bearing outer race; 4. a first rotating member; 5. a first limit bracket; 6. a connecting frame; 7. connecting blocks; 8. a support frame; 9. a first spring; 10. a first chuck; 11. a second spring; 12. a second chuck; 13. a second roller; 14. a second bearing outer race; 15. a second rotating member; 16. a second limiting frame; 17. clamping a frame; 18. a limiting column; 19. and a U-shaped frame.

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.

Referring to fig. 1-2, a combined labyrinth seal bearing includes a bearing inner ring 1, a first roller 2 and a second roller 13 are respectively disposed on two sides of the bearing inner ring 1 from left to right, a first bearing outer ring 3 is disposed on one side of the first roller 2, a second bearing outer ring 14 is disposed on one side of the second roller 13, first rotating members 4 are disposed on the top and the bottom of the first bearing outer ring 3, first limiting frames 5 are rotatably connected to the two first rotating members 4, second rotating members 15 are disposed on the top and the bottom of the second bearing outer ring 14, second limiting frames 16 are rotatably connected to the two second rotating members 15, and protruding teeth with opposite directions are disposed on the first limiting frames 5 and the second limiting frames 16.

Further, the equal fixedly connected with U type frame 19 of one side at first bearing inner race 3 top and one side of bottom, the equal fixedly connected with of one side that two spacing framves 16 are relative 18 with the spacing post of the cooperation use of U type frame 19, stability when U type frame 19 and spacing post 18 are used for improving the concatenation.

Further, the top and the bottom of 3 one sides of first bearing outer lane are all fixedly connected with link 6, and the top and the bottom of 3 one sides of first bearing outer lane just are located the equal fixedly connected with connecting block 7 in the inside of link 6, and link 6 is used for spacing first dop 10 and second dop 12.

Further, one side fixedly connected with carriage 8 of connecting block 7, the first spring 9 of one side fixedly connected with of carriage 8 inner wall, the first dop 10 of one side fixedly connected with of first spring 9, one side of first dop 10 runs through carriage 8 and link 6 in proper order and extends to the outside of link 6, and first spring 9 is used for supporting first dop 10, extrudees first dop 10.

Further, the top and the equal fixedly connected with second spring 11 in bottom of carriage 8, the equal fixedly connected with second dop 12 of one end that two second springs 11 leave mutually, and two second dops 12 all run through link 6 and extend to the outside of link 6 in one side that leaves mutually, and second spring 11 is used for supporting second dop 12, extrudees second dop 12.

Further, the top and the bottom of one side of the second bearing outer ring 14 are fixedly connected with a clamping frame 17, and a clamping groove matched with the first clamping head 10 and the second clamping head 12 for use is formed in the clamping frame 17.

The working principle is as follows: during the concatenation, agree with first spacing 5 and the spacing 16 of second, make spacing post 18 insert to U type frame 19 simultaneously, first dop 11 and second dop 12 insert to card frame 17 in, accomplish the concatenation between two bearings, its easy operation is practical, it is convenient for the later stage to dismantle the maintenance to it, first dop 11 and second dop 12 are extruded through the elasticity of first spring 9 and second spring 11, make first dop 11 and second dop 12 remain stable, improve the stability after two bearings splice.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 a modular labyrinth seals bearing, includes bearing inner race (1), its characterized in that: the bearing inner race is characterized in that first rollers (2) and second rollers (13) are respectively arranged on two sides of the bearing inner race (1) from left to right, a first bearing outer race (3) is arranged on one side of each first roller (2), a second bearing outer race (14) is arranged on one side of each second roller (13), first rotating pieces (4) and second rotating pieces (15) are arranged on the top and the bottom of each first bearing outer race (3) respectively, and are connected with first limiting frames (5) in a rotating mode on the first rotating pieces (4), and second limiting frames (16) are connected on the second rotating pieces (15) in a rotating mode on the top and the bottom of each second bearing outer race (14).

2. The combined labyrinth seal bearing according to claim 1, wherein: one side at first bearing inner race (3) top and one side equal fixedly connected with U type frame (19) of bottom, two the equal fixedly connected with of one side relative with second spacing (16) and spacing post (18) that U type frame (19) cooperation was used.

3. The combined labyrinth seal bearing according to claim 1, wherein: the bearing is characterized in that the top and the bottom of one side of the first bearing outer ring (3) are fixedly connected with a connecting frame (6), and the top and the bottom of one side of the first bearing outer ring (3) are positioned in the connecting frame (6) and are fixedly connected with a connecting block (7).

4. The combined labyrinth seal bearing according to claim 3, characterized in that: one side fixedly connected with carriage (8) of connecting block (7), the first spring (9) of one side fixedly connected with of carriage (8) inner wall, the first dop (10) of one side fixedly connected with of first spring (9), one side of first dop (10) runs through carriage (8) and link (6) in proper order and extends to the outside of link (6).

5. The combined labyrinth seal bearing according to claim 4, wherein: the top and the equal fixedly connected with second spring (11) in bottom of carriage (8), two the equal fixedly connected with second dop (12) of one end that second spring (11) departed from mutually, two one side that second dop (12) departed from mutually all runs through link (6) and extends to the outside of link (6).

6. The combined labyrinth seal bearing according to claim 1, wherein: the top and the bottom of one side of the second bearing outer ring (14) are both fixedly connected with a clamping frame (17).