CN203115105U - Magnetic fluid seal locomotive gearbox - Google Patents
Magnetic fluid seal locomotive gearbox Download PDFInfo
- Publication number
- CN203115105U CN203115105U CN 201320100748 CN201320100748U CN203115105U CN 203115105 U CN203115105 U CN 203115105U CN 201320100748 CN201320100748 CN 201320100748 CN 201320100748 U CN201320100748 U CN 201320100748U CN 203115105 U CN203115105 U CN 203115105U
- Authority
- CN
- China
- Prior art keywords
- semi
- circular structure
- pole shoe
- eckband
- end plate
- 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
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- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
The utility model relates to an improved locomotive gearbox, comprising an upper box, a lower box, and a magnetic fluid seal neckband. The magnetic fluid seal neckband is composed of an end plate made of non-magnetic materials, a pole shoe, a dustproof ring, a magnetic fluid, a magnetic-shielding ring, an oil baffle and a neckband. The magnetic fluid seal locomotive gearbox is advantageous in that the rubber oil baffle and the magnetic fluid are adopted for double sealing, and thereby bearing capability is substantially raised, service lifetime is prolonged, and nonleakage can be achieved.
Description
Technical field
The utility model relates to a kind of magnet fluid sealing installing locomotive gear cases.
Background technique
Existing installing locomotive gear cases all adopts the contact-type mechanical seal structure, and main sealing material is the felt bar; Mainly have following shortcoming: sealing material aging, wearing and tearing and variation of temperature easily causes the leakage of gear oil, especially under the bigger situation of gear-box internal pressure, cause leakage easilier, influence the safe operation of locomotive, safeguard that frequently maintenance cost is higher.
Summary of the invention
The purpose of this utility model is to overcome the problem that above-mentioned prior art exists, and provides that a kind of bearing capacity is strong, good sealing effect, the magnet fluid sealing installing locomotive gear cases that maintenance cost is low.
The technical solution of the utility model is: a kind of magnet fluid sealing installing locomotive gear cases, comprise magnet fluid sealing eckband, top box and nowel, and it is characterized in that:
Described magnet fluid sealing installing locomotive gear cases is provided with two magnet fluid sealing eckbands that the structure that differs in size is identical, and the magnet fluid sealing eckband adopts magnetic fluid and the double seal of rubber stop scraper ring;
Described magnet fluid sealing eckband is made up of dust ring, end plate, pole shoe, magnetism resistent ring, eckband, oil deflector, pole shoe, magnetic fluid and the screw that is used for connecting;
Described eckband is two 7 font semi-circular structure, is equipped with groove on the interior circle of each semicircle eckband and the cylindrical, and the eckband of two semi-circular structure welds together with top box and nowel respectively by the groove on the cylindrical;
Described end plate is two semi-circular structure that non magnetic aluminum alloy material is made, and the interior circle of each semicircle end plate is provided with groove, and the end plate of two semi-circular structure is separately fixed at the eckband left side of the semi-circular structure in the upper and lower case by screw;
Described magnetism resistent ring is two 7 font semi-circular structure that non magnetic aluminum alloy material is made, and the magnetism resistent ring of two semi-circular structure is to be separately fixed in the eckband of the semi-circular structure in the upper and lower case and with end plate by screw to touch mutually;
Described pole shoe is two semi-circular structure that magnetic material is made, and the pole shoe of two semi-circular structure is to be separately fixed in the magnetism resistent ring of the semi-circular structure in the upper and lower case and with end plate by screw to touch mutually;
Described pole shoe is two semi-circular structure that magnetic material is made, the pole shoe of two semi-circular structure is arranged on the interior below of pole shoe of the semi-circular structure in the upper and lower case, and be separately fixed at by screw on the end plate of the semi-circular structure in the upper and lower case, namely form cavity between pole shoe and the pole shoe;
It is liquid that described magnetic fluid is that the magnetic material of high energy product is made, and is full of in the cavity between pole shoe and pole shoe;
Described dust ring and oil deflector are two semi-circular structure that oil-resistant rubber material is made, and dust ring is arranged on the locomotive axle, and the dust ring cylindrical embeds in the groove of end plate, and oil deflector is arranged on the locomotive axle, and the oil deflector cylindrical embeds in the interior round recessed of eckband.
The utility model and existing installing locomotive gear cases relatively have following remarkable advantage:
Description of drawings
Fig. 1 is the utility model general structure schematic representation;
Fig. 2 is the utility model magnet fluid sealing eckband sectional view;
Among the figure: 1-magnet fluid sealing eckband, 2-top box, 3-nowel, 4-locomotive axle, 11-dust ring, 12-end plate, the 13-pole shoe, 14-magnetism resistent ring, 15-, eckband 16-oil deflector, 17-pole shoe, the 18-magnetic fluid, 19-screw, 20-screw, 21-screw, 22-screw.
Embodiment
[0007]Referring to 1 and Fig. 2, a kind of magnet fluid sealing installing locomotive gear cases, comprise magnet fluid sealing eckband 1, top box 2 and nowel 3, it is characterized in that described magnet fluid sealing installing locomotive gear cases is provided with two magnet fluid sealing eckbands 1 that the structure that differs in size is identical, magnet fluid sealing eckband 1 adopts magnetic fluid and the double seal of rubber stop scraper ring;
Described magnet fluid sealing eckband 1 is made up of dust ring 11, end plate 12, pole shoe 13, magnetism resistent ring 14, eckband 15, oil deflector 16, pole shoe 17, magnetic fluid 18 and the screw that is used for connecting;
Described eckband 15 is two 7 font semi-circular structure, is equipped with groove on the interior circle of each semicircle eckband and the cylindrical, and the eckband 15 of two semi-circular structure welds together with top box 2 and nowel 3 respectively by the groove on the cylindrical;
Described end plate 12 is two semi-circular structure that non magnetic aluminum alloy material is made, and the interior circle of each semicircle end plate 12 is provided with groove, and the end plate 12 of two semi-circular structure is separately fixed at eckband 15 left sides of the semi-circular structure in the upper and lower case by screw 19; End plate 12 effects are to stop the external magnetic field to the influence of sealing system.
Described magnetism resistent ring 14 is two 7 font semi-circular structure that non magnetic aluminum alloy material is made, and the magnetism resistent ring 14 of two semi-circular structure is to be separately fixed in the eckband 15 of the semi-circular structure in the upper and lower case and with end plate 12 by screw 20 to touch mutually;
Described pole shoe 13 is two semi-circular structure that magnetic material is made, and the pole shoe 13 of two semi-circular structure is to be separately fixed in the magnetism resistent ring 14 of the semi-circular structure in the upper and lower case and with end plate 12 by screw 21 to touch mutually;
Two semi-circular structure that described pole shoe 17 is made for magnetic material, the pole shoe 17 of two semi-circular structure is arranged on the pole shoe 17 interior belows of the semi-circular structure in the upper and lower case, and be separately fixed at by screw 22 on the end plate 12 of the semi-circular structure in the upper and lower case, namely form cavity between pole shoe 17 and the pole shoe 13;
Described magnetic fluid 18 is made liquidly for the magnetic material of high energy product, is full of in the cavity between pole shoe 13 and pole shoe 17; Under the magnetic circuit effect that two pole shoe magnetic forces produce, form an O shape ring at locomotive axle 4 circumference, thereby the slit passage is blocked the effect that reaches sealing.
Described dust ring 11 and oil deflector 16 are two semi-circular structure that oil-resistant rubber material is made, and dust ring 11 is arranged on the locomotive axle 4, and dust ring 11 cylindricals embed in the groove of end plate 12, and its effect is to prevent that outside dust from entering box house.
The utility model and existing installing locomotive gear cases relatively have and do not have wearing and tearing, the life-span is long, good reliability, and adaptability is strong, and is very low to the requirement of speed, pressure, temperature; Bearing pressure is big, and ultimate vacuum reaches
Pa, leak-down rate 10-12Pa.
Claims (1)
1. a magnet fluid sealing installing locomotive gear cases comprises magnet fluid sealing eckband (1), top box (2) and nowel (3), it is characterized in that
A, described magnet fluid sealing installing locomotive gear cases are provided with two magnet fluid sealing eckbands (1) that the structure that differs in size is identical, and magnet fluid sealing eckband (1) adopts magnetic fluid and the double seal of rubber stop scraper ring;
Described magnet fluid sealing eckband (1) is made up of dust ring (11), end plate (12), pole shoe (13), magnetism resistent ring (14), eckband (15), oil deflector (16), pole shoe (17) and magnetic fluid (18);
B, described eckband (15) are two 7 font semi-circular structure, are equipped with groove on the interior circle of each semicircle eckband and the cylindrical, and the eckband of two semi-circular structure (15) welds together with top box (2) and nowel (3) respectively by the groove on the cylindrical;
C, described end plate (12) are two semi-circular structure that non magnetic aluminum alloy material is made, the interior circle of each semicircle end plate (12) is provided with groove, and the end plate of two semi-circular structure (12) is separately fixed at eckband (15) left side of the semi-circular structure in the upper and lower case by screw (19);
D, described magnetism resistent ring (14) are two 7 font semi-circular structure that non magnetic aluminum alloy material is made, and the magnetism resistent ring of two semi-circular structure (14) is to be separately fixed in the eckband (15) of the semi-circular structure in the upper and lower case and with end plate (12) by screw (20) to touch mutually;
Two semi-circular structure that E, described pole shoe (13) make for magnetic material, the pole shoe of two semi-circular structure (13) are to be separately fixed in the magnetism resistent ring (14) of the semi-circular structure in the upper and lower case and with end plate (12) by screw (21) to touch mutually;
Two semi-circular structure that F, described pole shoe (17) are made for magnetic material, the pole shoe of two semi-circular structure (17) is arranged on the interior below of pole shoe (17) of the semi-circular structure in the upper and lower case, and be separately fixed at by screw (22) on the end plate (12) of the semi-circular structure in the upper and lower case, namely form cavity between pole shoe (17) and the pole shoe (13);
G, described magnetic fluid (18) make liquidly for the magnetic material of high energy product, are full of in the cavity between pole shoe (13) and pole shoe (17);
H, described dust ring (11) and oil deflector (16) are two semi-circular structure that oil-resistant rubber material is made, dust ring (11) is arranged on the locomotive axle (4), dust ring (11) cylindrical embeds in the groove of end plate (12), oil deflector (16) is arranged on the locomotive axle (4), and oil deflector (16) cylindrical embeds in the interior round recessed of eckband (15).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320100748 CN203115105U (en) | 2013-03-06 | 2013-03-06 | Magnetic fluid seal locomotive gearbox |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201320100748 CN203115105U (en) | 2013-03-06 | 2013-03-06 | Magnetic fluid seal locomotive gearbox |
Publications (1)
Publication Number | Publication Date |
---|---|
CN203115105U true CN203115105U (en) | 2013-08-07 |
Family
ID=48895453
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201320100748 Expired - Lifetime CN203115105U (en) | 2013-03-06 | 2013-03-06 | Magnetic fluid seal locomotive gearbox |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN203115105U (en) |
-
2013
- 2013-03-06 CN CN 201320100748 patent/CN203115105U/en not_active Expired - Lifetime
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20130807 |
|
CX01 | Expiry of patent term |