CN203222695U - Riding wheel with improved structure - Google Patents
Riding wheel with improved structure Download PDFInfo
- Publication number
- CN203222695U CN203222695U CN 201320226933 CN201320226933U CN203222695U CN 203222695 U CN203222695 U CN 203222695U CN 201320226933 CN201320226933 CN 201320226933 CN 201320226933 U CN201320226933 U CN 201320226933U CN 203222695 U CN203222695 U CN 203222695U
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- CN
- China
- Prior art keywords
- support roller
- ring
- bearing
- stationary ring
- structure improved
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model relates to a papermaking pressurized screen auxiliary device, in particular to a riding wheel with an improved structure. The riding wheel comprises a central shaft and a riding wheel body, wherein a bearing is sleeved on the central shaft, one end of the bearing is provided with a framework oil seal, a stationary seal ring is arranged on the framework oil seal, a moving ring is correspondingly connected with the stationary seal ring, a protruding waterproof ring is arranged on a connecting face, connected with the stationary seal ring, of the moving ring, a waterproof ring groove is correspondingly formed in a connecting face, connected with the moving ring, of the stationary seal ring, and an o-shaped seal ring is arranged between the stationary seal ring and the moving ring. The riding wheel with the improved structure has the advantages of being good in waterproofing performance and enabling normal lubrication of the bearing to be effectively guaranteed.
Description
Technical field
The present invention relates to papermaking pressurized screen auxiliary equipment, be specifically related to a kind of structure improved support roller.
Background technology
In the prior art, be widely applied to a kind of drum sieve equipment at paper industry, being used for light slag dewaters for the first time, the most frequently used structure of drum sieve is that screen cylinder supports weight by support roller, rotate by the belt drives screen cylinder, guide vane is arranged in the screen cylinder, light slag is made the circumference whipping, under centrifugal action, reach the dehydration purpose, because after light slag is handled through each workshop section of papermaking, contain the steam that a large amount of moisture and high temperature plain boiled water come out, the as easy as rolling off a log support roller into steam of intaking that causes, therefore bearing damages frequent, the stuck stall of support roller influences the normal use of equipment.
Summary of the invention
The objective of the invention is provides a kind of structure improved support roller at above-mentioned deficiency of the prior art, and it has good waterproof performance, effectively guarantees the characteristics that bearing normally lubricates.
Purpose of the present invention is achieved through the following technical solutions:
A kind of structure improved support roller, comprise central shaft and support roller, be arranged with bearing on the described central shaft, one end of described bearing is provided with outside framework oil seal, outside framework oil seal is provided with stationary ring, corresponding with described stationary ring connect rotating ring arranged, the joint face that described rotating ring is connected with described stationary ring is provided with protruding waterproof ring, the joint face that described stationary ring is connected with described rotating ring correspondingly is provided with the waterproof annular groove, is provided with 0 RunddichtringO between described stationary ring and the described rotating ring.
Wherein, the waterproof ring of described rotating ring is two, and the waterproof annular groove of described stationary ring is corresponding to be two.
Wherein, described rotating ring is locked on the described central shaft by bolt.
Wherein, the described outside framework oil seal one side described bearing dorsad that is provided with spring.
Wherein, described bearing is the single face shielded bearing, and the dust cap of described single face shielded bearing and described stationary ring are positioned at the same side.
Wherein, described stationary ring is fixedlyed connected with described support roller.
Wherein, described stationary ring is locked on the described support roller by bolt.
Wherein, be provided with sealing gasket between described stationary ring and the described bearing.
Wherein, the bottom of described support roller is provided with blind flange.
Wherein, be provided with sealing gasket between described blind flange and the described support roller.。
Beneficial effect of the present invention: by the waterproof ring of stationary ring and rotating ring and cooperatively interacting of waterproof annular groove, form labyrinth structure, prevent entering of steam, add the static seal structure of 0 RunddichtringO, effectively anti-sealing and steam infiltrate from central shaft, fill with high temperature-resistant grease between the labyrinth of rotating ring and stationary ring, realize rotating lubricated on the one hand, on the other hand, realize vapor seal, prolong the service life of bearing.
Description of drawings
Utilize accompanying drawing that invention is described further, but the embodiment in the accompanying drawing does not constitute any limitation of the invention, for those of ordinary skill in the art, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to the following drawings.
Fig. 1 is this generalized section of using novel a kind of structure improved support roller;
Fig. 2 is the rotating ring structural profile schematic diagram of a kind of structure improved support roller of the utility model;
Fig. 3 is the stationary ring structural profile schematic diagram of a kind of structure improved support roller of the utility model;
Reference numeral:
1---central shaft 2---support roller 3---bearing 4---outside framework oil seal
5---stationary ring 51---waterproof ring 6---rotating ring 61---waterproof annular grooves
7---0 RunddichtringO 8---bolt 9---blind flanges.
The specific embodiment
With the following Examples the present invention is further described.
As shown in Figure 1, a kind of structure improved support roller, comprise central shaft 1 and support roller 2, be arranged with bearing 3 on the described central shaft 1, one end of described bearing 3 is provided with outside framework oil seal 4, and outside framework oil seal 4 is provided with stationary ring 5, corresponding with described stationary ring 5 connect rotating ring 6 arranged, described stationary ring 5 is equipped with the labyrinth ring structure with the joint face of described rotating ring 6, is provided with 0 RunddichtringO 7 between described stationary ring 5 and the described rotating ring 6.Shown in Fig. 2 to 3, the joint face that described rotating ring 6 is connected with described stationary ring 5 is provided with the waterproof ring 61 of projection, described stationary ring 5 correspondingly is provided with waterproof annular groove 51 with the joint face that described rotating ring 6 is connected, waterproof ring 61 cooperatively interacts chimeric with waterproof annular groove 51, form the labyrinth ring structure, strengthen waterproof vapor-proof function, add the static seal structure of 0 RunddichtringO 7, effectively anti-sealing and steam infiltrate from central shaft 1, fill with high temperature-resistant grease between two labyrinths of rotating ring 6 and stationary ring 5, realize on the one hand rotating and lubricate, on the other hand, realize vapor seal, prolong the service life of bearing 3.
The waterproof ring 61 of described rotating ring 6 is two, the waterproof annular groove 51 of described stationary ring 5 should be two mutually, form two labyrinth structures, water and steam are if enter bearing 3 by the slit between stationary ring 5 and the rotating ring 6, must be through two labyrinth structures, with respect to the common planar structure of joining, increased path and difficulty that water and water vapour enter greatly, therefore can play extraordinary sealing effectiveness.
Described rotating ring 6 is locked on the described central shaft 1 by bolt 8, rotating ring 6 is followed the rotation of central shaft 1 and is rotated, in long-term operation process, slit between the easy driven torus 6 of water and water vapour and the central shaft 1 enters, therefore pass through locking mechanism, can guarantee the sealing between rotating ring 6 and the central shaft 1, preferred, bolt is selected hexagon socket head cap screw for use.
The lip of described outside framework oil seal 4 is described bearing 3 dorsad, general outside framework oil seal 4 is provided with the one side of spring towards bearing 3, the spring end face of outside framework oil seal 4 now changes external waterproof into and installs for grease proofing leakage, and further anti-sealing and steam enter bearing 3.
Described bearing 3 is the single face shielded bearing, and the dust cap of described single face shielded bearing and described stationary ring 5 are positioned at the same side, and last protection is done in bearing 3 water inlet admission, and an end does not have dust cap, then uses grease to enter from the outside and effectively in injection bearing 3 rolling elements.
Described stationary ring 5 is fixedlyed connected with described support roller 2.
Described stationary ring 5 is locked on the described support roller 2 by bolt 8, preferably the outer-hexagonal bolt.
Be provided with sealing gasket between described stationary ring 5 and the described bearing 3, strengthen sealing effectiveness.
The bottom of described support roller 2 is provided with blind flange 9, prevents that steam from entering.
Described blind flange 9 is locked on the described support roller 2 by bolt, and preferably the outer-hexagonal bolt connects.
Be provided with sealing gasket between described blind flange 9 and the described support roller 2, strengthen sealing effectiveness.
Should be noted that at last; above embodiment is only in order to illustrate technical scheme of the present invention; but not limiting the scope of the invention; although with reference to preferred embodiment the present invention has been done to explain; those of ordinary skill in the art is to be understood that; can make amendment or be equal to replacement technical scheme of the present invention, and not break away from essence and the scope of technical solution of the present invention.
Claims (10)
1. structure improved support roller, comprise central shaft and support roller, it is characterized in that: be arranged with bearing on the described central shaft, one end of described bearing is provided with outside framework oil seal, outside framework oil seal is provided with stationary ring, corresponding with described stationary ring connect rotating ring arranged, the joint face that described rotating ring is connected with described stationary ring is provided with protruding waterproof ring, the joint face that described stationary ring is connected with described rotating ring correspondingly is provided with the waterproof annular groove, is provided with 0 RunddichtringO between described stationary ring and the described rotating ring.
2. a kind of structure improved support roller according to claim 1, it is characterized in that: the waterproof ring of described rotating ring is two, the waterproof annular groove of described stationary ring is corresponding to be two.
3. a kind of structure improved support roller according to claim 1, it is characterized in that: described rotating ring is locked on the described central shaft by bolt.
4. a kind of structure improved support roller according to claim 1 is characterized in that: the one side that described outside framework oil seal is provided with spring is described bearing dorsad.
5. a kind of structure improved support roller according to claim 1, it is characterized in that: described bearing is the single face shielded bearing, the dust cap of described single face shielded bearing and described stationary ring are positioned at the same side.
6. a kind of structure improved support roller according to claim 1, it is characterized in that: described stationary ring is fixedlyed connected with described support roller.
7. a kind of structure improved support roller according to claim 6, it is characterized in that: described stationary ring is locked on the described support roller by bolt.
8. a kind of structure improved support roller according to claim 1 is characterized in that: be provided with sealing gasket between described stationary ring and the described bearing.
9. a kind of structure improved support roller according to claim 1, it is characterized in that: the bottom of described support roller is provided with blind flange.
10. a kind of structure improved support roller according to claim 9 is characterized in that: be provided with sealing gasket between described blind flange and the described support roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226933 CN203222695U (en) | 2013-04-28 | 2013-04-28 | Riding wheel with improved structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320226933 CN203222695U (en) | 2013-04-28 | 2013-04-28 | Riding wheel with improved structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203222695U true CN203222695U (en) | 2013-10-02 |
Family
ID=49249705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320226933 Expired - Fee Related CN203222695U (en) | 2013-04-28 | 2013-04-28 | Riding wheel with improved structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203222695U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
-
2013
- 2013-04-28 CN CN 201320226933 patent/CN203222695U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106555884A (en) * | 2015-09-25 | 2017-04-05 | 中粮工程装备（张家口）有限公司 | The sealing structure and square plansifter of bearing assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131002 Termination date: 20160428 |