CN201896949U - Mechanical seal device for feed pipe of pressure filter - Google Patents
Mechanical seal device for feed pipe of pressure filter Download PDFInfo
- Publication number
- CN201896949U CN201896949U CN2011200214869U CN201120021486U CN201896949U CN 201896949 U CN201896949 U CN 201896949U CN 2011200214869 U CN2011200214869 U CN 2011200214869U CN 201120021486 U CN201120021486 U CN 201120021486U CN 201896949 U CN201896949 U CN 201896949U
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- CN
- China
- Prior art keywords
- assembly parts
- inlet side
- outlet side
- compensated loop
- axle sleeve
- 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 - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims description 15
- 230000003068 static effect Effects 0.000 claims description 8
- 230000008676 import Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- Mechanical Sealing (AREA)
Abstract
A mechanical seal device for a feed pipe of a pressure filter belongs to the field of mechanical seal. The sealing device comprises an inlet side uncompensated loop O-shaped ring (1), an inlet side uncompensated loop (2), an inlet side compensated loop assembly (3), an inlet side compensated loop O-shaped ring (4), a spring (5), a shaft sleeve assembly (6), a shaft sleeve assembly O-shaped ring (7), an outlet side compensated loop O-shaped ring (8), an outlet side compensated loop assembly (9), an outlet side uncompensated loop (10), an outlet side uncompensated loop O-shaped ring (11), an inner hexagon roller head screw (12), an inner hexagon column end set screw (13), a hexagonal bolt (14), a locating plate (15), an end cover assembly (16), a cavity assembly (17) and an inlet side push ring (18). The mechanical seal device provided by the utility model has the advantages of good sealing effect, long service life and low running cost.
Description
Technical field
The utility model belongs to the mechanical sealing technology field, relates to a kind of filter-press supply pipe mechanical seal device.
Background technique
Mechanical seal is by at least one pair of end face perpendicular to spin axis, keeps fitting under the cooperation of the effect of fluid pressure and compensation mechanism elastic force (or magnetic force) and auxiliary seal and slide relative and the device that prevents escape of liquid that constitutes.In line with energy saving purposes, filter-press replaces ribbon decanter type Pressure Centrifuges has become trend.Filter-press supply pipe position gives the mechanical sealed space of installation very little, uses packing seal originally always, and leakage rate is big, the maintenance expenses height; This type of mechanical seal simultaneously is the Seal cage rotation, and axle is static, and the seal isolation liquid by external system provides will enter in the Seal cage by axle, and use principle changes, and the necessary innovative design of structure is to satisfy general arrangement structure needs.
The model utility content
For the filter-press supply pipe mechanical seal installing space that overcomes prior art is little, the Seal cage rotation, the defective that axle is static, the purpose of this utility model provides a kind of filter-press supply pipe mechanical seal device.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of filter-press supply pipe mechanical seal device includes oral-lateral uncompensated ring O shape circle, inlet side uncompensated ring, inlet side compensated loop assembly parts, inlet side compensated loop O shape circle, spring, axle sleeve assembly parts, axle sleeve assembly parts O shape circle, outlet side compensated loop O shape circle, outlet side compensated loop assembly parts, outlet side uncompensated ring, outlet side uncompensated ring O shape circle, hexagon socket cap head screw, interior hexagonal cylinder end clamping fixed screw, hex head bolt, location piece, end cap assembly parts, cavity assembly parts and inlet side throw-out collar;
Its rotation is gone up and driven to the axle sleeve assembly parts by the axle that interior hexagonal cylinder end clamping fixed screw is fixed on pressure filter; The cavity assembly parts is connected with the end cap assembly parts by hexagon socket cap head screw; One axial end of inlet side uncompensated ring is fixed on the axial bore wall of cavity assembly parts inlet side, and the radially internal chamber wall of cavity assembly parts inlet side and the radial outer wall of inlet side uncompensated ring are fitted; Inlet side uncompensated ring O shape circle is located at above-mentioned joint place, makes the joint place form static seal; The axial end of another axial end of inlet side uncompensated ring and inlet side compensated loop assembly parts is fitted, and forms the primary seal structure of a pair of rotary motion pair; The center section part of axle sleeve assembly parts is arranged with boss, and the axial the other end of inlet side compensated loop assembly parts is a column, and it withstands on the entry end sidewall of axle sleeve assembly parts boss by being located at the hole on the entry end throw-out collar; The radial outer wall of the inner radial wall of inlet side compensated loop assembly parts and axle sleeve assembly parts inlet side is fitted, and inlet side compensated loop O shape circle is located at above-mentioned joint place, makes the joint place form auxiliary seal;
One axial end of outlet side uncompensated ring is fixed on the axial inner ends face of end cap assembly parts; The radial outer wall of the inner radial wall of end cap assembly parts and outlet side uncompensated ring is fitted, and outlet side uncompensated ring O shape circle is located at above-mentioned joint place, makes the joint place form static seal; The axial end of another axial end of outlet side uncompensated ring and outlet side compensated loop assembly parts keeps fitting, and forms the primary seal structure of a pair of rotary motion pair; The axial the other end of outlet side compensated loop assembly parts is a column, and it withstands on the outlet end sidewall of axle sleeve assembly parts boss by being located at the hole on the outlet side throw-out collar; The radial outer wall of the inner radial wall of outlet side compensated loop assembly parts and axle sleeve assembly parts outlet side is fitted, and outlet side compensated loop O shape circle is located at above-mentioned joint place, makes the joint place form auxiliary seal; Axle sleeve assembly parts O shape circle is arranged in the O shape circle draw-in groove of axle sleeve assembly parts inner radial wall; Hex head bolt is fixed on location piece on the axial outer wall of end cap assembly parts.
Above-mentioned axle sleeve assembly parts is provided with the hole seat of insulating liquid import BI, insulating liquid outlet BO, driving mechanism and mounting spring, insulating liquid import BI perforate from the inwall of filter-press, and be communicated to the inlet side inner chamber of cavity assembly parts, insulating liquid outlet BO perforate from the inwall of filter-press, and be communicated to the outlet side inner chamber of cavity assembly parts.
Be respectively arranged with the driving mechanism that band is inlayed on above-mentioned inlet side compensated loop assembly parts and the outlet side compensated loop assembly parts.
The beneficial effects of the utility model are: the sealing device can be installed in length and the very little limited installing space of radial dimension, has solved the problem of cavity rotation, insulating liquid turnover Seal cage; Good sealing effect, long service life, device operating cost reduces.
Description of drawings
Fig. 1 is the main sectional view of the utility model filter-press supply pipe mechanical seal device.
Fig. 2 is the left view of the utility model filter-press supply pipe mechanical seal device.
Fig. 3 is the sectional view of inlet side compensated loop assembly parts of the present utility model.
Among the figure: 1, inlet side uncompensated ring O shape circle, 2, inlet side uncompensated ring, 3, inlet side compensated loop assembly parts, 4, inlet side compensated loop O shape circle, 5, spring, 6, the axle sleeve assembly parts, 7, axle sleeve assembly parts O shape circle, 8, outlet side compensated loop O shape circle, 9, outlet side compensated loop assembly parts, 10, the outlet side uncompensated ring, 11, outlet side uncompensated ring O shape circle, 12, hexagon socket cap head screw, 13, interior hexagonal cylinder end clamping fixed screw, 14, hex head bolt, 15, location piece, 16, end cap assembly parts, 17, the cavity assembly parts, 18, the inlet side throw-out collar.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in further details.
As shown in Figure 1 to Figure 3, filter-press supply pipe mechanical seal device of the present utility model includes oral-lateral uncompensated ring O shape circle 1, inlet side uncompensated ring 2, inlet side compensated loop assembly parts 3, inlet side compensated loop O shape circle 4, spring 5, axle sleeve assembly parts 6, axle sleeve assembly parts O shape circle 7, outlet side compensated loop O shape circle 8, outlet side compensated loop assembly parts 9, outlet side uncompensated ring 10, outlet side uncompensated ring O shape circle 11, hexagon socket cap head screw 12, interior hexagonal cylinder end clamping fixed screw 13, hex head bolt 14, location piece 15, end cap assembly parts 16, cavity assembly parts 17 and inlet side throw-out collar 18.
Its rotation is gone up and driven to axle sleeve assembly parts 6 by the axle that interior hexagonal cylinder end clamping fixed screw 13 is fixed on pressure filter; Cavity assembly parts 17 is connected with end cap assembly parts 16 by hexagon socket cap head screw 12; One axial end of inlet side uncompensated ring 2 is fixed on the axial bore wall of cavity assembly parts 17 inlet sides, and the radially internal chamber wall of cavity assembly parts 17 inlet sides and the radial outer wall of inlet side uncompensated ring 2 are fitted; Inlet side uncompensated ring O shape circle 1 is located at above-mentioned joint place, makes the joint place form static seal; Another axial end of inlet side uncompensated ring 2 and inlet side compensated loop assembly parts 3 axial ends are fitted, and form the primary seal structure of a pair of rotary motion pair; The center section part of axle sleeve assembly parts 6 is arranged with boss, and the inlet side compensated loop assembly parts 3 axial the other ends are column, and it withstands on the entry end sidewall of axle sleeve assembly parts 6 boss by being located at the hole on the entry end throw-out collar 18; The radial outer wall of the inner radial wall of inlet side compensated loop assembly parts 3 and axle sleeve assembly parts 6 inlet sides is fitted, and inlet side compensated loop O shape circle 4 is located at above-mentioned joint place, makes the joint place form auxiliary seal.
One axial end of outlet side uncompensated ring 10 is fixed on the axial inner ends face of end cap assembly parts 16; The radial outer wall of the inner radial wall of end cap assembly parts 16 and outlet side uncompensated ring 10 is fitted, and outlet side uncompensated ring O shape circle 11 is located at above-mentioned joint place, makes the joint place form static seal; Another axial end of outlet side uncompensated ring 10 and outlet side compensated loop assembly parts 9 axial ends keep fitting, and form the primary seal structure of a pair of rotary motion pair; The outlet side compensated loop assembly parts 9 axial the other ends are column, and it withstands on the outlet end sidewall of axle sleeve assembly parts 6 boss by being located at the hole on the outlet side throw-out collar 19; The radial outer wall of the inner radial wall of outlet side compensated loop assembly parts 9 and axle sleeve assembly parts 6 outlet sides is fitted, and outlet side compensated loop O shape circle 8 is located at above-mentioned joint place, makes the joint place form auxiliary seal; Axle sleeve assembly parts O shape circle 7 is arranged in the O shape circle draw-in groove of axle sleeve assembly parts 6 inner radial wall; Hex head bolt 14 is fixed on location piece 15 on the axial outer wall of end cap assembly parts 16.
Axle sleeve assembly parts 6 is provided with the hole seat of insulating liquid import BI, insulating liquid outlet BO, driving mechanism and mounting spring 5, insulating liquid import BI perforate from the inwall of filter-press, and be communicated to the inlet side inner chamber of cavity assembly parts 17, insulating liquid outlet BO perforate from the inwall of filter-press, and be communicated to the outlet side inner chamber of cavity assembly parts 17.
Claims (3)
1. filter-press supply pipe mechanical seal device, it is characterized in that the sealing device includes oral-lateral uncompensated ring O shape circle (1), inlet side uncompensated ring (2), inlet side compensated loop assembly parts (3), inlet side compensated loop O shape circle (4), spring (5), axle sleeve assembly parts (6), axle sleeve assembly parts O shape circle (7), outlet side compensated loop O shape circle (8), outlet side compensated loop assembly parts (9), outlet side uncompensated ring (10), outlet side uncompensated ring O shape circle (11), hexagon socket cap head screw (12), interior hexagonal cylinder end clamping fixed screw (13), hex head bolt (14), location piece (15), end cap assembly parts (16), cavity assembly parts (17) and inlet side throw-out collar (18);
Its rotation is gone up and driven to axle sleeve assembly parts (6) by the axle that interior hexagonal cylinder end clamping fixed screw (13) is fixed on pressure filter; Cavity assembly parts (17) is connected with end cap assembly parts (16) by hexagon socket cap head screw (12); One axial end of inlet side uncompensated ring (2) is fixed on the axial bore wall of cavity assembly parts (17) inlet side, and the radially internal chamber wall of cavity assembly parts (17) inlet side and the radial outer wall of inlet side uncompensated ring (2) are fitted; Inlet side uncompensated ring O shape circle (1) is located at above-mentioned joint place, makes the joint place form static seal; The axial end of another axial end of inlet side uncompensated ring (2) and inlet side compensated loop assembly parts (3) is fitted, and forms the primary seal structure of a pair of rotary motion pair; The center section part of axle sleeve assembly parts (6) is arranged with boss, and the axial the other end of inlet side compensated loop assembly parts (3) is a column, and it withstands on the entry end sidewall of axle sleeve assembly parts (6) boss by being located at the hole on the entry end throw-out collar (18); The radial outer wall of the inner radial wall of inlet side compensated loop assembly parts (3) and axle sleeve assembly parts (6) inlet side is fitted, and inlet side compensated loop O shape circle (4) is located at above-mentioned joint place, makes the joint place form auxiliary seal;
One axial end of outlet side uncompensated ring (10) is fixed on the axial inner ends face of end cap assembly parts (16); The radial outer wall of the inner radial wall of end cap assembly parts (16) and outlet side uncompensated ring (10) is fitted, and outlet side uncompensated ring O shape circle (11) is located at above-mentioned joint place, makes the joint place form static seal; The axial end of another axial end of outlet side uncompensated ring (10) and outlet side compensated loop assembly parts (9) keeps fitting, and forms the primary seal structure of a pair of rotary motion pair; The axial the other end of outlet side compensated loop assembly parts (9) is a column, and it withstands on the outlet end sidewall of axle sleeve assembly parts (6) boss by being located at the hole on the outlet side throw-out collar (19); The radial outer wall of the inner radial wall of outlet side compensated loop assembly parts (9) and axle sleeve assembly parts (6) outlet side is fitted, and outlet side compensated loop O shape circle (8) is located at above-mentioned joint place, makes the joint place form auxiliary seal; Axle sleeve assembly parts O shape circle (7) is arranged in the O shape circle draw-in groove of axle sleeve assembly parts (6) inner radial wall; Hex head bolt (14) is fixed on location piece (15) on the axial outer wall of end cap assembly parts (16).
2. a kind of filter-press supply pipe mechanical seal device as claimed in claim 1, it is characterized in that, described axle sleeve assembly parts (6) is provided with the hole seat of insulating liquid import (BI), insulating liquid outlet (BO), driving mechanism and mounting spring (5), insulating liquid import (BI) perforate from the inwall of filter-press, and be communicated to the inlet side inner chamber of cavity assembly parts (17), insulating liquid outlet (BO) perforate from the inwall of filter-press, and be communicated to the outlet side inner chamber of cavity assembly parts (17).
3. a kind of filter-press supply pipe mechanical seal device as claimed in claim 1 is characterized in that, is respectively arranged with the driving mechanism that band is inlayed on described inlet side compensated loop assembly parts (3) and the outlet side compensated loop assembly parts (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200214869U CN201896949U (en) | 2011-01-24 | 2011-01-24 | Mechanical seal device for feed pipe of pressure filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200214869U CN201896949U (en) | 2011-01-24 | 2011-01-24 | Mechanical seal device for feed pipe of pressure filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201896949U true CN201896949U (en) | 2011-07-13 |
Family
ID=44254856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200214869U Expired - Lifetime CN201896949U (en) | 2011-01-24 | 2011-01-24 | Mechanical seal device for feed pipe of pressure filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201896949U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237029A (en) * | 2018-11-30 | 2019-01-18 | 恒天九五重工有限公司 | A kind of rotary sealing appts |
-
2011
- 2011-01-24 CN CN2011200214869U patent/CN201896949U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237029A (en) * | 2018-11-30 | 2019-01-18 | 恒天九五重工有限公司 | A kind of rotary sealing appts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DALIAN HUAYANG SEALS CO., LTD. Free format text: FORMER NAME: DALIAN HUAYANG GUANGDA SEALING CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 116036, 25, Xu Xu Road, Dalian, Ganjingzi, Liaoning Patentee after: DALIAN HUAYANG SEALS CO., LTD. Address before: 116036, 25, Xu Xu Road, Dalian, Ganjingzi, Liaoning Patentee before: Dalian Huayang Seals Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110713 |
|
| CX01 | Expiry of patent term |