CN209977251U - Dustproof earthing bearing frame subassembly - Google Patents
Dustproof earthing bearing frame subassembly Download PDFInfo
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- CN209977251U CN209977251U CN201920917305.7U CN201920917305U CN209977251U CN 209977251 U CN209977251 U CN 209977251U CN 201920917305 U CN201920917305 U CN 201920917305U CN 209977251 U CN209977251 U CN 209977251U
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- rubber ring
- bearing frame
- dustproof
- shell
- bearing
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Abstract
The utility model discloses a dustproof earthing bearing frame subassembly, including the bearing frame, still include guard shield and annular sealing member, annular sealing member is used for the cover to establish in the pivot and closely cooperates with the pivot when assembling the pivot, the guard shield is used for the cover to establish in the pivot and general when assembling the pivot annular sealing member pressure equipment in on the shell of bearing frame, the guard shield and the shell fixed connection of bearing frame. The utility model discloses a dustproof earthing bearing frame subassembly, through set up the annular seal piece on the shell of bearing frame and with the guard shield of annular seal piece pressure equipment on the shell of bearing frame, formed dustproof construction in the outside of bearing frame, because this dustproof construction sets up in the outside of bearing frame, consequently can be convenient change annular seal piece to ensure the dustproof effect of dustproof earthing bearing frame, increase of service life.
Description
Technical Field
The utility model relates to a dustproof earthing bearing frame subassembly.
Background
Earthing bearing frame wide application is in agricultural implement like seeder, banking machine, and the earthing bearing frame is at the working process, because the round shaft and the sealing washer of earthing bearing frame in grind for a long time, leads to in the great dust in sealing washer clearance gets into the earthing bearing frame easily, makes the bearing lose the rotation performance, and then leads to whole part to damage, and life is short. The sealing ring is replaced in time, and dust is prevented from entering the soil covering bearing seat. However, the sealing ring is not convenient to replace because the sealing ring is arranged in the soil covering bearing seat.
Based on the above problem, need design one kind and can enough prevent effectively that dust from getting into, can conveniently change the dustproof earthing bearing frame of sealing member again.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the scheme provides a dustproof soil covering bearing seat assembly, thereby can be convenient change sealing member improve dustproof effect of dustproof soil covering bearing seat, increase of service life.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a dustproof earthing bearing frame subassembly, includes the bearing frame, still includes guard shield and annular seal spare, annular seal spare is used for the cover to establish in the pivot and closely cooperates with the pivot when the assembly pivot, the guard shield is used for the cover to establish in the pivot and with annular seal spare pressure equipment in on the shell of bearing frame, the guard shield is with the shell fixed connection of bearing frame.
Furthermore, a flange structure is arranged on the shield, a second flange structure is arranged on the shell of the bearing seat, and the shield is fixedly connected with the shell of the bearing seat through a flange.
Further, the annular sealing element is a sealing rubber ring.
Further, the sealing rubber ring comprises an upper rubber ring and a lower rubber ring coaxially arranged below the upper rubber ring, the inner diameters of the upper rubber ring and the lower rubber ring are the same, the outer diameter of the upper rubber ring is smaller than that of the lower rubber ring, the upper rubber ring and the lower rubber ring are integrally arranged, and the upper rubber ring and the lower rubber ring form a step structure.
Furthermore, the protective cover is of a bowl-shaped structure, a round hole is formed in the bottom of the protective cover, and a circumferential part of the bottom of the protective cover, which forms the round hole, forms a press-fitting structure which is matched with the step structure and presses the sealing rubber ring on the shell of the bearing seat.
The utility model discloses a dustproof earthing bearing frame subassembly, through set up the annular seal piece on the shell of bearing frame and with the guard shield of annular seal piece pressure equipment on the shell of bearing frame, formed dustproof construction in the outside of bearing frame, because this dustproof construction sets up in the outside of bearing frame, consequently can be convenient change annular seal piece to ensure the dustproof effect of dustproof earthing bearing frame, increase of service life.
Drawings
Fig. 1 is a front view of a packing rubber ring of embodiment 1 of a dustproof earth covering bearing housing assembly of the present invention;
FIG. 2 is a top view of the seal rubber ring of FIG. 1;
fig. 3 is a plan view of the shield of embodiment 1 of the dustproof soil covering bearing housing assembly of the present invention;
FIG. 4 is a front view of the shroud of FIG. 3;
fig. 5 is an assembly view of the dustproof soil covering bearing housing assembly of embodiment 1 of the present invention.
In the figure: 1. an upper rubber ring; 2. a lower rubber ring; 3. a circular hole; 4. a press mounting structure; 5. a flange structure; 6. a rotating shaft; 7. a bearing seat; 8. a second flange structure.
Detailed Description
The following description is made in detail with reference to the drawings for the dustproof soil covering bearing seat assembly of the present invention.
The utility model discloses an embodiment 1 of dustproof earthing bearing frame subassembly is as shown in fig. 1 to fig. 5, including bearing frame 7, still include guard shield and annular sealing member, the annular sealing member is used for the cover to establish when assembly pivot 6 and closely cooperates in pivot 6 and with pivot 6, and the guard shield is used for the cover to establish when assembly pivot 6 and establish in pivot 6 and with annular sealing member pressfitting on the shell of bearing frame 7. The shield is provided with a flange structure 5, the housing of the bearing seat 7 is provided with a second flange structure 8, and the shield is fixedly connected with the housing of the bearing seat 7 through a flange. Wherein, annular seal spare is the rubber seal, and the rubber seal includes upper portion rubber ring 1 and sets up in lower part rubber ring 2 of upper portion rubber ring 1 below coaxially, and upper portion rubber ring 1 is the same with the internal diameter of lower part rubber ring 2, and the external diameter of upper portion rubber ring 1 is less than the external diameter of lower part rubber ring 2, and upper portion rubber ring 1 sets up with lower part rubber ring 2 is integrative, and upper portion rubber ring 1 forms the stair structure with lower part rubber ring 2. The protective cover is of a bowl-shaped structure, a round hole 3 is formed in the bottom of the protective cover, and a press-fitting structure 4 which is matched with a step structure of the sealing rubber ring and presses the sealing rubber ring on a shell of the bearing seat 7 is formed in the circumferential part of the bottom of the protective cover, which forms the round hole 3.
The utility model discloses a dustproof earthing bearing frame subassembly is when the assembly, assembles the bearing in the bearing frame with the one end of pivot earlier, and the other end of bearing stretches out in the bearing frame, then will seal the rubber ring suit on the bearing to push away on the shell of bearing frame with sealed rubber ring top, then with the guard shield suit on the bearing and with sealed rubber ring pressure equipment on the shell of bearing frame, then with fastening bolt with flange structure and second flange structural connection can.
The utility model discloses a dustproof earthing bearing frame subassembly, through set up the annular seal piece on the shell of bearing frame and with the guard shield of annular seal piece pressure equipment on the shell of bearing frame, formed dustproof construction in the outside of bearing frame, because this dustproof construction sets up in the outside of bearing frame, consequently can be convenient change annular seal piece to ensure the dustproof effect of dustproof earthing bearing frame, increase of service life.
In other embodiments, the shroud may be configured in other shapes so long as it is capable of effecting a press-fit of the annular seal to the housing of the bearing housing.
In other embodiments, the sealing rubber ring can also be formed by only one rubber ring, and the protective cover is pressed on the upper surface of the rubber ring.
In other embodiments, the shield may not be provided with a flange structure, and other conventional fixing connection manners may be adopted, for example, the shield and the housing of the bearing seat are provided with threads, and the fixing is realized by adopting a threaded connection manner.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention as claimed.
Claims (5)
1. The utility model provides a dustproof earthing bearing frame subassembly, includes the bearing frame, its characterized in that: the bearing seat is characterized by further comprising a protective cover and an annular sealing element, wherein the annular sealing element is sleeved on the rotating shaft and is tightly matched with the rotating shaft when the rotating shaft is assembled, the protective cover is sleeved on the rotating shaft and is used for pressing the annular sealing element on the shell of the bearing seat when the rotating shaft is assembled, and the protective cover is fixedly connected with the shell of the bearing seat.
2. The dust cover bearing housing assembly of claim 1, wherein: the bearing seat is characterized in that a flange structure is arranged on the shield, a second flange structure is arranged on the shell of the bearing seat, and the shield is fixedly connected with the shell of the bearing seat through a flange.
3. The dust cover bearing housing assembly of claim 1, wherein: the annular sealing element is a sealing rubber ring.
4. The dust cover bearing housing assembly of claim 3, wherein: the sealing rubber ring comprises an upper rubber ring and a lower rubber ring coaxially arranged below the upper rubber ring, the inner diameters of the upper rubber ring and the lower rubber ring are the same, the outer diameter of the upper rubber ring is smaller than that of the lower rubber ring, the upper rubber ring and the lower rubber ring are integrally arranged, and the upper rubber ring and the lower rubber ring form a step structure.
5. The dust cover bearing housing assembly of claim 4, wherein: the protective cover is of a bowl-shaped structure, a round hole is formed in the bottom of the protective cover, and a circumferential part of the bottom of the protective cover, which forms the round hole, forms a press-fitting structure which is matched with the step structure and presses the sealing rubber ring on the shell of the bearing seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917305.7U CN209977251U (en) | 2019-06-18 | 2019-06-18 | Dustproof earthing bearing frame subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920917305.7U CN209977251U (en) | 2019-06-18 | 2019-06-18 | Dustproof earthing bearing frame subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209977251U true CN209977251U (en) | 2020-01-21 |
Family
ID=69266456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920917305.7U Active CN209977251U (en) | 2019-06-18 | 2019-06-18 | Dustproof earthing bearing frame subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209977251U (en) |
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2019
- 2019-06-18 CN CN201920917305.7U patent/CN209977251U/en active Active
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