CN204039830U - A kind of air mix facilities for pressurized screen - Google Patents
A kind of air mix facilities for pressurized screen Download PDFInfo
- Publication number
- CN204039830U CN204039830U CN201420501708.0U CN201420501708U CN204039830U CN 204039830 U CN204039830 U CN 204039830U CN 201420501708 U CN201420501708 U CN 201420501708U CN 204039830 U CN204039830 U CN 204039830U
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- connecting plate
- annular connecting
- mechanical sealing
- sealing base
- lower annular
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Abstract
The utility model discloses a kind of air mix facilities for pressurized screen, comprise pressure sieve rotor, the inner chamber of pressure sieve rotor is provided with the axle sleeve for being connected with rotating shaft, axle sleeve is fixedly connected with by annular connecting plate with pressure sieve rotor, described annular connecting plate is the double-decker be made up of upper annular connecting plate and lower annular connecting plate, position rotating shaft is positioned at below lower annular connecting plate is arranged with mechanical sealing base, be provided with rotating ring between annular connecting plate and mechanical sealing base down, formative dynamics sealing between rotating ring and mechanical sealing base, mechanical sealing base, sealed cavity structure is formed between rotating ring and lower annular connecting plate, mechanical sealing base is provided with water inlet pipe, water inlet pipe is communicated with sealed cavity, lower annular connecting plate offers the inlet opening be communicated with sealed cavity, pressure sieve rotor sidewall offers water outlet spray apertures.The utility model can carry out exact dilution to the slurry in screening process, while water-saving consumption-reduction, ensures the screening effect of equipment.
Description
Technical field
The utility model relates to screening installation technical field, particularly relates to a kind of air mix facilities for pressurized screen.
Background technology
?in present stage, pressurized screen is most popular screening installation in domestic paper industry Pulping Line.Pulping and paper-making producer is the target reaching water-saving consumption-reduction in recent years, more and more higher for the concentration requirement of slurry in pulping process.In the technological process of high consistency screening, slurry concentration is higher, and generally all between 3-4%, this makes the power consumption of pressurized screen increase rapidly; If reduction slurry concentration, the target of economizing on water cannot be realized again.And along with the raising of slurry concentration, pressurized screen often there will be the situations such as rotor is stuck, screen cylinder blocking, has had a strong impact on the normal production of enterprise.This, just in the urgent need to a kind of air mix facilities for pressurized screen, can improve the design of supplementary existing pressurized screen, carry out exact dilution to the slurry in screening process, while water-saving consumption-reduction, ensures the screening effect of equipment.
Utility model content
The utility model, in order to solve the problems of the prior art, provides a kind of air mix facilities for pressurized screen, can carry out exact dilution to the slurry in screening process, while water-saving consumption-reduction, ensures the screening effect of equipment.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of air mix facilities for pressurized screen, comprise columnar pressure sieve rotor, the inner chamber of pressure sieve rotor is provided with the axle sleeve for being connected with rotating shaft, through there being rotating shaft in axle sleeve, described axle sleeve is fixedly connected with by annular connecting plate with pressure sieve rotor, described annular connecting plate is the double-decker be made up of upper annular connecting plate and lower annular connecting plate, upper annular connecting plate and lower annular connecting plate are spaced setting vertically, in described rotating shaft, the position be positioned at below lower annular connecting plate is arranged with columniform mechanical sealing base, rotating ring is provided with between described lower annular connecting plate and mechanical sealing base, rotating ring is fixedly connected with lower annular connecting plate, rotating ring is corresponding with the outward flange of mechanical sealing base and be provided with gap, formative dynamics sealing between rotating ring and mechanical sealing base, mechanical sealing base, sealed cavity structure is formed between rotating ring and lower annular connecting plate, described mechanical sealing base is provided with water inlet pipe, water inlet pipe is communicated with described sealed cavity, on described lower annular connecting plate, the position corresponding with sealed cavity offers the inlet opening be communicated with sealed cavity, position on described pressure sieve rotor sidewall between pressed on ring shape connecting plate and lower annular connecting plate offers water outlet spray apertures.
Described mechanical sealing base is provided with water inlet pipe described in several along rotating shaft is uniform, and each water inlet pipe is all fixedly connected with mechanical sealing base.
The beneficial effects of the utility model: be provided with rotating ring between annular connecting plate and mechanical sealing base under in the utility model, rotating ring is corresponding with the outward flange of mechanical sealing base and be provided with gap, formative dynamics sealing between rotating ring and mechanical sealing base, mechanical sealing base, sealed cavity structure is formed between rotating ring and lower annular connecting plate, mechanical sealing base is provided with water inlet pipe, water inlet pipe is communicated with described sealed cavity, on lower annular connecting plate, the position corresponding with sealed cavity offers the inlet opening be communicated with sealed cavity, position on pressure sieve rotor sidewall between pressed on ring shape connecting plate and lower annular connecting plate offers water outlet spray apertures, this structural design is only diluted the end enrichment district in screening process, both power consumption was reduced, achieve again the target of water saving, when rotating shaft drives pressure sieve rotor to rotate, pressure in water inlet pipe is greater than outside to enter to starch pressure, water enters in sealed cavity by water inlet pipe, water enters into the upper annular connecting plate of pressure sieve rotor and the inside of lower annular connecting plate from inlet opening afterwards, enrichment district is arrived again by water outlet spray apertures, realize carrying out exact dilution to the slurry in screening process, while water-saving consumption-reduction, the screening effect of guarantee equipment, rotating ring rotates along with pressure sieve rotor simultaneously, and keeps dynamic seal (packing) between mechanical sealing base, avoids slurry and enters into pressure sieve rotor inside from bottom, causes the situation of inner blocking, be provided with mechanical seal structure between rotating shaft and mechanical sealing base, avoid water to enter into mechanical sealing base inside, affect the tightness of sealed cavity, the extension device life-span, water inlet pipe described in several is arranged on described sealed base along rotating shaft is uniform, and this design ensure that the stability of water supply.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Detailed description of the invention
As shown in Figure 1, a kind of air mix facilities for pressurized screen of the present utility model, comprise columnar pressure sieve rotor 1, the inner chamber of pressure sieve rotor 1 is provided with the axle sleeve 9 for being connected with rotating shaft 8, through there being rotating shaft 8 in axle sleeve 9, axle sleeve 9 is fixedly connected with by annular connecting plate with pressure sieve rotor 1, described annular connecting plate is the double-decker be made up of upper annular connecting plate 10 and lower annular connecting plate 11, upper annular connecting plate 10 and lower annular connecting plate 11 are spaced setting vertically, in described rotating shaft 8, the position be positioned at below lower annular connecting plate 11 is arranged with columniform mechanical sealing base 5, rotating ring 3 is provided with between lower annular connecting plate 11 and mechanical sealing base 5, rotating ring 3 is fixedly connected with lower annular connecting plate 11, rotating ring 3 is corresponding with the outward flange of mechanical sealing base 5 and be provided with gap, rotating ring 3 rotates also with pressure sieve rotor 1 simultaneously and between mechanical sealing base 5, formative dynamics seals, mechanical sealing base 5, sealed cavity 7 is formed between rotating ring 3 and lower annular connecting plate 11, mechanical sealing base 5 is provided with several water inlet pipes 4, water inlet pipe 4 is arranged on mechanical sealing base 5 along rotating shaft 8 is uniform, each water inlet pipe 4 is all fixedly connected with mechanical sealing base 5, water inlet pipe 4 is communicated with described sealed cavity 7, on lower annular connecting plate 11, the position corresponding with sealed cavity 7 offers the inlet opening 6 be communicated with sealed cavity 7, position on pressure sieve rotor 1 sidewall between pressed on ring shape connecting plate 10 and lower annular connecting plate 11 offers water outlet spray apertures 2.
The utility model operationally, rotating shaft 8 drives pressure sieve rotor 1 to rotate, pressure in water inlet pipe 4 is greater than outside to enter to starch pressure, water enters in sealed cavity 7 by water inlet pipe 4, water enters into the upper annular connecting plate 10 of pressure sieve rotor 1 and the inside of lower annular connecting plate 11 from inlet opening 6 afterwards, the enrichment district of pressurized screen is arrived again by water outlet spray apertures 2, realize carrying out exact dilution to the slurry in screening process, while water-saving consumption-reduction, the screening effect of guarantee equipment, rotating ring 3 rotates along with pressure sieve rotor 1 simultaneously, dynamic seal (packing) is kept between rotating ring 3 and mechanical sealing base 5, avoid slurry and enter into pressure sieve rotor 1 inside from bottom, cause the situation of inner blocking.
During the utility model practical application, be arranged on the slurry end enrichment district of pressurized screen, can according to the kind difference of pressurized screen, the different diverse location place being arranged on pressurized screen of operation principle during embody rule, when pressurized screen is for falling streaming pressurized screen, the utility model is arranged on the bottom of pressurized screen, when pressurized screen is upward flow type pressure sieve, the utility model is arranged on the top of pressurized screen.
Above embodiment is the unrestricted the technical solution of the utility model in order to explanation only, although be described in detail the utility model with reference to above-described embodiment, those of ordinary skill in the art is to be understood that: still can modify to the utility model or equivalent replacement, and not departing from any modification or partial replacement of spirit and scope of the present utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (2)
1. the air mix facilities for pressurized screen, comprise columnar pressure sieve rotor, the inner chamber of pressure sieve rotor is provided with the axle sleeve for being connected with rotating shaft, through there being rotating shaft in axle sleeve, described axle sleeve is fixedly connected with by annular connecting plate with pressure sieve rotor, it is characterized in that: described annular connecting plate is the double-decker be made up of upper annular connecting plate and lower annular connecting plate, upper annular connecting plate and lower annular connecting plate are spaced setting vertically, in described rotating shaft, the position be positioned at below lower annular connecting plate is arranged with columniform mechanical sealing base, rotating ring is provided with between described lower annular connecting plate and mechanical sealing base, rotating ring is fixedly connected with lower annular connecting plate, rotating ring is corresponding with the outward flange of mechanical sealing base and be provided with gap, formative dynamics sealing between rotating ring and mechanical sealing base, mechanical sealing base, sealed cavity structure is formed between rotating ring and lower annular connecting plate, described mechanical sealing base is provided with water inlet pipe, water inlet pipe is communicated with described sealed cavity, on described lower annular connecting plate, the position corresponding with sealed cavity offers the inlet opening be communicated with sealed cavity, position on described pressure sieve rotor sidewall between pressed on ring shape connecting plate and lower annular connecting plate offers water outlet spray apertures.
2. the air mix facilities for pressurized screen according to claim 1, is characterized in that: described mechanical sealing base is provided with water inlet pipe described in several along rotating shaft is uniform, and each water inlet pipe is all fixedly connected with mechanical sealing base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501708.0U CN204039830U (en) | 2014-09-02 | 2014-09-02 | A kind of air mix facilities for pressurized screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501708.0U CN204039830U (en) | 2014-09-02 | 2014-09-02 | A kind of air mix facilities for pressurized screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204039830U true CN204039830U (en) | 2014-12-24 |
Family
ID=52240516
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420501708.0U Withdrawn - After Issue CN204039830U (en) | 2014-09-02 | 2014-09-02 | A kind of air mix facilities for pressurized screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204039830U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233896A (en) * | 2014-09-02 | 2014-12-24 | 郑州运达造纸设备有限公司 | Diluting device for pressurized screen |
-
2014
- 2014-09-02 CN CN201420501708.0U patent/CN204039830U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104233896A (en) * | 2014-09-02 | 2014-12-24 | 郑州运达造纸设备有限公司 | Diluting device for pressurized screen |
| CN104233896B (en) * | 2014-09-02 | 2016-07-06 | 郑州运达造纸设备有限公司 | A kind of air mix facilities for pressurized screen |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141224 Effective date of abandoning: 20160706 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |