CN205173485U - Install autonomic row of fat formula sealing device in step shaft - Google Patents
Install autonomic row of fat formula sealing device in step shaft Download PDFInfo
- Publication number
- CN205173485U CN205173485U CN201520813066.2U CN201520813066U CN205173485U CN 205173485 U CN205173485 U CN 205173485U CN 201520813066 U CN201520813066 U CN 201520813066U CN 205173485 U CN205173485 U CN 205173485U
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- China
- Prior art keywords
- ring
- gear
- row
- outer tooth
- multidiameter shaft
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- Expired - Fee Related
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Abstract
The utility model provides an install autonomic row of fat formula sealing device in step shaft, at least including install on the step shaft with step shaft fixed connection's quiet ring to and install on end cover of equipment and along with end cover of equipment around the rotatory rotating ring of step shaft, the rotating ring be located quiet intra -annular and both relative rotations, quiet ring including the installation lantern ring and external gear ring, be provided with bellied sealed ring gear A inwards on external gear ring's the inner wall, the rotating ring include go -between and internal gear, be provided with bellied sealed ring gear B on the outer wall of internal gear, sealed ring gear A and sealed ring gear B crisscross interlude each other, common form tortuous oil storage tank between the two, be provided with the seal lip on sealed ring gear A, sealed ring gear B and the internal gear, external gear ring's bottom is provided with the row's fat hole groove that communicates with the oil storage tank. In should independently arranging fat formula sealing device it being applicable to the step shaft, can independently arrange fat, long service life.
Description
Technical field
The utility model provides a kind of for the seal arrangement in running shaft or gear-box, particularly relates to a kind of for the autonomous row's fat formula seal arrangement in multidiameter shaft, belongs to technical field of sealing technology.
Background technique
Labyrinth seal is the belt sealing tooth establishing several to be arranged in order around rotatingshaft, forms a series of gap and expansion cavity of damming between tooth and tooth, and sealed medium produces throttle effect when the gap by tortuous labyrinth and reaches the device of the object of Drain Resistance.Owing to there is gap between the rotor of labyrinth seal and casing, without solid contact, and allowed thermal expansion, therefore adapt to the occasion of high temperature, high pressure, high speed-frequency, this seal form is widely used in steam turbine, gas turbine, compressor, the axle head of blower and the sealing of each inter-stage.But under some specific operating mode, the lubricant grease in Seal cage is that new and old circulation is carried out in requirement, and this just requires in usual operation process, and grease aging in Seal cage can be discharged by seal arrangement, thus provide space for new grease adds.Especially, in large-diameter equipment, adopt during grease lubrication and be difficult to realize grease timely replacement, therefore the mode of regular grease up must be adopted, degras is extruded.But, the current seal arrangement great majority directly row's of setting fat hole on stationary ring, but due to while discharge grease, extraneous dirt also can enter Seal cage by row fat hole, therefore, in use there is inconvenience.
Summary of the invention
The utility model provides a kind of autonomous row's fat formula seal arrangement be installed in multidiameter shaft, and this is independently arranged fat formula seal arrangement and solves deficiency of the prior art, and it is applicable in multidiameter shaft, and it independently can arrange fat, long service life.
Realizing the technological scheme that the utility model above-mentioned purpose adopts is:
A kind of autonomous row's fat formula seal arrangement be installed in multidiameter shaft, at least comprise the stationary ring being installed on and multidiameter shaft is fixedly connected with multidiameter shaft, and be installed on equipment end and cover and the rotating ring rotated around multidiameter shaft with equipment end cap, described rotating ring is positioned at stationary ring and both rotate relatively, described stationary ring comprises installs the collar and outer tooth ring, the collar and outer tooth ring are installed to be connected to one formula structure, wherein installing the collar is open circles ring-type, be enclosed within the macro-axis of multidiameter shaft, the inside of installing the collar is provided with larynx hoop, the collar is installed fixed by larynx hoop and multidiameter shaft, outer tooth ring is fixedly connected with about the installation collar, and the inwall of outer tooth ring is provided with the sealing ring gear A of 1-3 bar towards internal projection,
Described rotating ring comprises connecting ring and internal gear, connecting ring and internal gear are connected to one formula structure, wherein connecting ring is fitted in equipment end and covers and be enclosed within the little axle of multidiameter shaft, connecting ring is bolted on equipment end and covers, described internal gear is positioned at the inside of outer tooth ring and is enclosed within the little axle of multidiameter shaft, the outer wall of internal gear is provided with the sealing ring gear B of 1-3 bar projection, described sealing ring gear A and sealing ring gear B is interlaced interspersed, the common oil storage tank forming complications between the two, described sealing ring gear A, seal the position that ring gear B and internal gear contact with oil storage tank and be provided with protruding sealing lip, the top of sealing lip is tip shape, and its top contacts with the inwall of oil storage tank, the left side of described sealing ring gear B is provided with the frizing step of radially equally distributed projection, the bottom of described outer tooth ring is provided with 1-3 the row's fat hole slot be communicated with oil storage tank distributed vertically, frizing step is by the grease scraping in oil storage tank and got rid of to outer tooth ring, and grease is flowed out extraneous under gravity by the row's fat hole slot bottom outer tooth ring, the below of row's fat hole slot is provided with oil box, and oil box is installed on the macro-axis of multidiameter shaft, for collecting the waste grease of discharging from row's fat hole slot.
Described outer tooth ring is provided with two sealing ring gear A, and outer tooth ring is provided with two oil drainage holes; Internal gear is provided with two sealing ring gear B.
In autonomous row's fat formula seal arrangement that what the utility model provided be installed in multidiameter shaft, grease enters internal gear by the gap of equipment end cap and multidiameter shaft, then progress in oil storage tank, moved to the right by the left side of oil storage tank, the sealing lip arranged in oil storage tank in the process can stop grease (external world) leakage to the right, also stops extraneous dirt to enter Seal cage by oil storage tank simultaneously.The left side of sealing ring gear B is provided with the frizing step of radially equally distributed projection, the bottom of described outer tooth ring is provided with 1-3 the row's fat hole slot be communicated with oil storage tank distributed vertically, frizing step is by the grease scraping in oil storage tank and got rid of to outer tooth ring, and grease is flowed out extraneous under gravity by the row's fat hole slot bottom outer tooth ring.
Accompanying drawing explanation
The overall structure schematic diagram of autonomous row's fat formula seal arrangement that Fig. 1 provides for the utility model;
In figure: 1-multidiameter shaft, 2-equipment end cap, 3-installs the collar, 4-outer tooth ring, 5-sealing lip, and 6-seals ring gear A, 7-connecting ring, 8-internal gear, 9-larynx hoop, and 10-seals ring gear B, 11-oil storage tank, 12-frizing step, and 13-arranges fat hole slot, 14-oil box.
Embodiment
Below in conjunction with accompanying drawing, detailed specific description is done to the utility model.
What the utility model provided is installed on the overall structure of the autonomous row's fat formula seal arrangement in multidiameter shaft as shown in Figure 1, comprise the stationary ring being installed on and multidiameter shaft 1 is fixedly connected with multidiameter shaft 1, and be installed on the rotating ring rotated around multidiameter shaft 1 on equipment end cap 2 and with equipment end cap 2, described rotating ring is positioned at stationary ring and both rotate relatively, described stationary ring comprises installs the collar 3 and outer tooth ring 4, the collar 3 and outer tooth ring 4 are installed to be connected to one formula structure, the collar 3 is wherein installed in open circles ring-type, be enclosed within the macro-axis of multidiameter shaft 1, the inside of installing the collar 3 is provided with larynx hoop 9, the collar 3 is installed fixed by larynx hoop 9 and multidiameter shaft 1, outer tooth ring 4 is fixedly connected with the installation collar about 3, and the inwall of outer tooth ring 4 is provided with two sealing ring gear A6 towards internal projection.
Described rotating ring comprises connecting ring 7 and internal gear 8, connecting ring 7 and internal gear 8 are connected to one formula structure, wherein connecting ring 7 to be fitted on equipment end cap 2 and to be enclosed within the little axle of multidiameter shaft 1, connecting ring 7 is bolted on equipment end cap 2, described internal gear 8 is positioned at the inside of outer tooth ring 4 and is enclosed within the little axle of multidiameter shaft 1, the outer wall of internal gear 8 is provided with two protruding sealing ring gear B10, described sealing ring gear A6 and sealing ring gear B10 is interlaced interspersed, the common oil storage tank 11 forming complications between the two, described sealing ring gear A6, seal the position that ring gear B10 and internal gear 8 contact with oil storage tank 11 and be provided with protruding sealing lip 5, the top of sealing lip 5 is tip shape, and its top contacts with the inwall of oil storage tank 11.
The left side of described sealing ring gear B10 is provided with the frizing step 12 of radially equally distributed projection, the bottom of described outer tooth ring 4 is provided with two row's fat hole slots 13 be communicated with oil storage tank that are that distribute vertically, frizing step 12 is by the grease scraping in oil storage tank 11 and got rid of to outer tooth ring 4, and grease flows out the external world by the row's fat hole slot 13 bottom outer tooth ring 4 under gravity.The below of row's fat hole slot 13 is provided with oil box 14, and oil box 14 is installed on the macro-axis of multidiameter shaft 1, for collecting the waste grease of discharging from row's fat hole slot.
Claims (2)
1. one kind is installed on the autonomous row's fat formula seal arrangement in multidiameter shaft, at least comprise the stationary ring being installed on and multidiameter shaft is fixedly connected with multidiameter shaft, and be installed on equipment end and cover and the rotating ring rotated around multidiameter shaft with equipment end cap, described rotating ring is positioned at stationary ring and both rotate relatively, it is characterized in that: described stationary ring comprises installs the collar and outer tooth ring, the collar and outer tooth ring are installed to be connected to one formula structure, wherein installing the collar is open circles ring-type, be enclosed within the macro-axis of multidiameter shaft, the inside of installing the collar is provided with larynx hoop, the collar is installed fixed by larynx hoop and multidiameter shaft, outer tooth ring is fixedly connected with about the installation collar, and the inwall of outer tooth ring is provided with the sealing ring gear A of 1-3 bar towards internal projection,
Described rotating ring comprises connecting ring and internal gear, connecting ring and internal gear are connected to one formula structure, wherein connecting ring is fitted in equipment end and covers and be enclosed within the little axle of multidiameter shaft, connecting ring is bolted on equipment end and covers, described internal gear is positioned at the inside of outer tooth ring and is enclosed within the little axle of multidiameter shaft, the outer wall of internal gear is provided with the sealing ring gear B of 1-3 bar projection, described sealing ring gear A and sealing ring gear B is interlaced interspersed, the common oil storage tank forming complications between the two, described sealing ring gear A, seal the position that ring gear B and internal gear contact with oil storage tank and be provided with protruding sealing lip, the top of sealing lip is tip shape, and its top contacts with the inwall of oil storage tank, the left side of described sealing ring gear B is provided with the frizing step of radially equally distributed projection, the bottom of described outer tooth ring is provided with 1-3 the row's fat hole slot be communicated with oil storage tank distributed vertically, frizing step is by the grease scraping in oil storage tank and got rid of to outer tooth ring, and grease is flowed out extraneous under gravity by the row's fat hole slot bottom outer tooth ring, the below of row's fat hole slot is provided with oil box, and oil box is installed on the macro-axis of multidiameter shaft, for collecting the waste grease of discharging from row's fat hole slot.
2. the autonomous row's fat formula seal arrangement be installed in multidiameter shaft according to claim 1, is characterized in that: described outer tooth ring is provided with two sealing ring gear A, and outer tooth ring is provided with two oil drainage holes; Internal gear is provided with two sealing ring gear B.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813066.2U CN205173485U (en) | 2015-10-20 | 2015-10-20 | Install autonomic row of fat formula sealing device in step shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520813066.2U CN205173485U (en) | 2015-10-20 | 2015-10-20 | Install autonomic row of fat formula sealing device in step shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205173485U true CN205173485U (en) | 2016-04-20 |
Family
ID=55737479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520813066.2U Expired - Fee Related CN205173485U (en) | 2015-10-20 | 2015-10-20 | Install autonomic row of fat formula sealing device in step shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205173485U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122481A (en) * | 2016-06-30 | 2016-11-16 | 刘丽霞 | A kind of automatic eduction gear of waste and old grease being installed in multidiameter |
| CN106968898A (en) * | 2017-05-19 | 2017-07-21 | 刘丽霞 | For the dust-proof sealing device in Wind turbines yaw system |
| CN114060104A (en) * | 2021-11-10 | 2022-02-18 | 北京动力机械研究所 | Stepped high-reliability long-life sealing structure for rotor of turbocharging system |
-
2015
- 2015-10-20 CN CN201520813066.2U patent/CN205173485U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106122481A (en) * | 2016-06-30 | 2016-11-16 | 刘丽霞 | A kind of automatic eduction gear of waste and old grease being installed in multidiameter |
| CN106122481B (en) * | 2016-06-30 | 2017-12-05 | 刘丽霞 | A kind of automatic eduction gear of waste and old lubricating grease being installed in multi-diameter shaft |
| CN106968898A (en) * | 2017-05-19 | 2017-07-21 | 刘丽霞 | For the dust-proof sealing device in Wind turbines yaw system |
| CN114060104A (en) * | 2021-11-10 | 2022-02-18 | 北京动力机械研究所 | Stepped high-reliability long-life sealing structure for rotor of turbocharging system |
| CN114060104B (en) * | 2021-11-10 | 2023-12-19 | 北京动力机械研究所 | Stepped high-reliability long-service-life sealing structure for rotor of turbocharging system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20171020 |