CN106641264B - A kind of mixed film friction formula self-lubricating rotary sealing appts - Google Patents
A kind of mixed film friction formula self-lubricating rotary sealing appts Download PDFInfo
- Publication number
- CN106641264B CN106641264B CN201710076007.5A CN201710076007A CN106641264B CN 106641264 B CN106641264 B CN 106641264B CN 201710076007 A CN201710076007 A CN 201710076007A CN 106641264 B CN106641264 B CN 106641264B
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- China
- Prior art keywords
- sleeve
- liquid
- sealing block
- outlet tube
- sealing
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/162—Special parts or details relating to lubrication or cooling of the sealing itself
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
- Mechanical Sealing (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention discloses a kind of mixed film friction formula self-lubricating rotary sealing appts, including inlet tube, described inlet tube one end is equipped with first sleeve, liquid level height limiting plate is embedded with inside the first sleeve, liquid level height limiting plate side is equipped with the first seal washer, second sleeve has been bolted in described first sleeve one end, bearing is embedded on the inside of the second sleeve, outlet tube is embedded on the inside of the bearing, the outlet tube side is equipped with sealing block, the sealing block side is equipped with diversion trench, the second sleeve lower end is equipped with liquid outlet, described liquid outlet one end is bolted with seal head, the sealing block middle position is equipped with the through-hole to match with outlet tube, the configuration of the present invention is simple, and the setting of inner space, sealing block is allowed to be constantly in the state of liquid immersion, so that the process of sealing block rotation achievees the effect that mixed film friction, it improves The service life of sealing device reduces pressure when rotation.
Description
Technical field
The present invention relates to seal nipple technical field, specially a kind of mixed film friction formula self-lubricating rotary sealing appts.
Background technique
Sealing in machine (or equipment) between relative motion part.Dynamic sealing is divided into reciprocating dynamic sealing and rotatably moves close
Seal two classes.Reciprocating dynamic sealing has shaped packing seal, packing box seal and expansion ring seale.Rotary dynamic sealing has: movement parts
The contact dynamic sealing directly contacted with static element；The contactless dynamic sealing that the two is not directly contacted with；It is being sealed using addition
The special nature of fluid reaches the semifluid dynamic sealing of sealing in gap.Semifluid dynamic sealing has magnet fluid sealing.Some machines
It must be absolutely sealed with equipment, some permission small amount of leakage, so should be according to the property of working media, temperature, pressure and opposite
The operating conditions such as speed and the requirement to sealing performance etc. are selected or the structural shape of design sealing.Rotary joint is that fluid is situated between
Matter is input to the connection sealing device in slewing from static duct, generally comprises shell, hollow shaft, bearing, sealing ring
And cylindrical spring, fluid passage is provided in the shell, which is connected with fluid passage and realizes liquid and convey function
Can, which is arranged between hollow shaft and shell, and the sealing ring and cylindrical spring are arranged in fluid passage, the sealing ring
One end is inconsistent with cylindrical spring, and the other end is then against in hollow shaft to play the role of dynamic sealing.
Existing rotary sealing appts are mostly mechanical boundary friction structure, this structural friction force is big, inconvenient to use, and
When corrosion occurs for internal component or long-term rotation energetically leads to internal component dislocation damage, the use of sealing device will affect.
Summary of the invention
The purpose of the present invention is to provide a kind of mixed film friction formula self-lubricating rotary sealing appts, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: a kind of mixed film friction formula self-lubricating rotatory sealing fills
It sets, including inlet tube, described inlet tube one end is equipped with first sleeve, and liquid level height limiting plate is embedded with inside the first sleeve, described
Liquid level height limiting plate side is equipped with the first seal washer, and described first sleeve one end has been bolted second sleeve, and described the
It is embedded with bearing on the inside of two sleeves, outlet tube is embedded on the inside of the bearing, the outlet tube side is equipped with sealing block, the sealing block
Side is equipped with diversion trench, and the second sleeve lower end is equipped with liquid outlet, and described liquid outlet one end is bolted with seal head, the sealing
Block middle position is equipped with the through-hole to match with outlet tube.
Preferably, the outlet tube side is equipped with the second seal washer, and second seal washer is located at sealing block and the
Between two sleeves.
Preferably, the outlet tube side is equipped with casing, and described sleeve pipe side is equipped with clip slot.
Preferably, described outlet tube one end slidably connects connector, and gasket, institute are equipped between the connector and outlet tube
It states and is equipped with screw thread on the inside of connector.
Preferably, the first sleeve upper end is equipped with fixed block.
Compared with prior art, the beneficial effects of the present invention are: the configuration of the present invention is simple, and the setting of inner space, make
The state that sealing block can be constantly in liquid immersion is obtained, so that the process of sealing block rotation achievees the effect that mixed film friction, is mentioned
The service life of highly dense seal apparatus reduces pressure when rotation.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is schematic diagram of internal structure of the present invention；
Fig. 3 is sealing block structural schematic diagram of the present invention.
In figure: 1 inlet tube, 2 first sleeves, 3 liquid level height limiting plates, 4 first seal washers, 5 second sleeves, 6 bearings, 7 go out
Liquid pipe, 8 sealing blocks, 9 diversion trenches, 10 liquid outlets, 11 seal heads, 12 through-holes, 13 second seal washers, 14 casings, 15 clip slots, 16
Connector, 17 gaskets, 18 screw threads, 19 fixed blocks.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of mixed film friction formula self-lubricating rotary sealing appts,
Including inlet tube 1, told 1 one end of inlet tube is equipped with first sleeve 2, is embedded with liquid level height limiting plate 3, institute inside the first sleeve 2
3 side of liquid level height limiting plate is stated equipped with the first seal washer 4, second sleeve 5 has been bolted in described 2 one end of first sleeve,
It is embedded with bearing 6 on the inside of the second sleeve 5, outlet tube 7 is embedded on the inside of the bearing 6,7 side of outlet tube is equipped with sealing block
8,8 side of sealing block is equipped with diversion trench 9, and 5 lower end of second sleeve is equipped with liquid outlet 10,10 one end spiral shell of liquid outlet
It is connected to seal head 11,8 middle position of sealing block is equipped with the through-hole 12 to match with outlet tube 7.
Further, 7 side of outlet tube is equipped with the second seal washer 13, and second seal washer 13 is located at sealing
Between block 8 and second sleeve 5.
Further, 7 side of outlet tube is equipped with casing 14, and 14 side of described sleeve pipe is equipped with clip slot 15.
Further, described 7 one end of outlet tube slidably connects connector 16, is equipped between the connector 16 and outlet tube 7
Gasket 17 is equipped with screw thread 18 on the inside of the connector 16.
Further, 2 upper end of first sleeve is equipped with fixed block 19.
Working principle: a kind of mixed film friction formula self-lubricating rotary sealing appts of the present invention, when use, need to rotate casing 14,
The sealing block 8 of 7 side of outlet tube is driven to rotate, so that the notch of sealing block 8 is against the upper end of liquid level height limiting plate 3, in inlet tube 1
Liquid can along notch from through-hole 12 enter 7 one end of outlet tube fluid reservoir, when needing to release liquid, casing 14 be rotated
So that the diversion trench 9 of 8 side of sealing block opens seal head 11 against liquid outlet 10, liquid can flow out.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (4)
1. a kind of mixed film friction formula self-lubricating rotary sealing appts, including inlet tube (1), it is characterised in that: the inlet tube (1)
One end is equipped with first sleeve (2), is embedded with liquid level height limiting plate (3) inside the first sleeve (2), the liquid level height limiting plate (3) one
Side is equipped with the first seal washer (4), and described first sleeve (2) one end has been bolted second sleeve (5), and described second set
Bearing (6) are embedded on the inside of cylinder (5), are embedded with outlet tube (7) on the inside of the bearing (6), outlet tube (7) side is equipped with sealing block
(8), sealing block (8) side is equipped with diversion trench (9), and second sleeve (5) lower end is equipped with liquid outlet (10), the liquid out
Mouth (10) one end is bolted with seal head (11), and sealing block (8) middle position is equipped with the through-hole to match with outlet tube (7)
(12), casing (14) need to be rotated when use, drives sealing block (8) rotation of outlet tube (7) side, so that sealing block (8)
For notch against the upper end of liquid level height limiting plate (3), the liquid in inlet tube (1) can enter outlet tube from through-hole (12) along notch
(7) when needing to release liquid, casing (14) are rotated so that the diversion trench (9) of sealing block (8) side is opposite for the fluid reservoir of one end
Liquid outlet (10) is opened seal head (11), and liquid can flow out, and outlet tube (7) side is equipped with casing (14), described sleeve pipe
(14) side is equipped with clip slot (15).
2. a kind of mixed film friction formula self-lubricating rotary sealing appts according to claim 1, it is characterised in that: the liquid out
It manages (7) side and is equipped with the second seal washer (13), second seal washer (13) is located at sealing block (8) and second sleeve (5)
Between.
3. a kind of mixed film friction formula self-lubricating rotary sealing appts according to claim 1, it is characterised in that: the liquid out
Pipe (7) one end slidably connects connector (16), is equipped with gasket (17) between the connector (16) and outlet tube (7), described to connect
Screw thread (18) are equipped on the inside of head (16).
4. a kind of mixed film friction formula self-lubricating rotary sealing appts according to claim 1, it is characterised in that: described first
Sleeve (2) upper end is equipped with fixed block (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710076007.5A CN106641264B (en) | 2017-02-13 | 2017-02-13 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710076007.5A CN106641264B (en) | 2017-02-13 | 2017-02-13 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106641264A CN106641264A (en) | 2017-05-10 |
| CN106641264B true CN106641264B (en) | 2019-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710076007.5A Active CN106641264B (en) | 2017-02-13 | 2017-02-13 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
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| Country | Link |
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| CN (1) | CN106641264B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113847430B (en) * | 2021-09-16 | 2023-09-12 | 宣达实业集团有限公司 | Sour gas self-sealing system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202195197U (en) * | 2011-08-12 | 2012-04-18 | 泉州市玉杰旋转接头金属软管有限公司 | High temperature high speed rotation connector |
| CN203488885U (en) * | 2013-09-06 | 2014-03-19 | 滕州飞旋旋转接头制造有限公司 | Low-pressure and high-speed rotating connector |
| CN203979714U (en) * | 2014-05-26 | 2014-12-03 | 重庆滟昭汽车科技有限公司 | A kind of rotating sealing device |
| CN204628879U (en) * | 2015-05-27 | 2015-09-09 | 董耀峰 | A kind of high temperature high voltage resistant self-lubricating swivel joint |
| DE102015110988A1 (en) * | 2015-07-07 | 2017-01-12 | GAT Gesellschaft für Antriebstechnik mbH | Leak-reduced rotary feedthrough |
| CN205371893U (en) * | 2016-01-13 | 2016-07-06 | 辽宁天利再造科技股份有限公司 | Magnetic seal rotary joint |
| CN206637037U (en) * | 2017-02-13 | 2017-11-14 | 福建省闽旋科技股份有限公司 | A kind of mixed film friction formula self-lubricating rotary sealing appts |
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- 2017-02-13 CN CN201710076007.5A patent/CN106641264B/en active Active
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| CN106641264A (en) | 2017-05-10 |
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