CN210135243U - Strong waterproof seal structure of main shaft - Google Patents
Strong waterproof seal structure of main shaft Download PDFInfo
- Publication number
- CN210135243U CN210135243U CN201921094231.8U CN201921094231U CN210135243U CN 210135243 U CN210135243 U CN 210135243U CN 201921094231 U CN201921094231 U CN 201921094231U CN 210135243 U CN210135243 U CN 210135243U
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- CN
- China
- Prior art keywords
- waterproof
- main shaft
- ring
- gland
- level
- 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 - Fee Related
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 51
- 210000004907 gland Anatomy 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 15
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000000498 cooling water Substances 0.000 abstract description 3
- 239000003595 mist Substances 0.000 abstract 2
- 239000000779 smoke Substances 0.000 description 10
- 239000012530 fluid Substances 0.000 description 3
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model relates to the technical field of main shaft waterproof sealing, in particular to a main shaft strong waterproof sealing structure, which comprises a shell, the shell is provided with a circular groove, the circular groove is internally connected with a main shaft, the circular groove is fixedly connected with an inner waterproof ring, an outer waterproof gland is fixedly connected to the position of the circular groove on the shell, a secondary outer waterproof ring is fixedly connected to the position, close to the waterproof gland, on the main shaft, the waterproof gland is far away from one side of the inner waterproof ring, and the position of the second-stage outer waterproof ring is correspondingly provided with an annular groove, by arranging the outer waterproof gland, the second-stage outer waterproof ring, the third-stage water throwing groove, the third-stage water storage groove and the water leakage hole, the problems that when the existing mechanical seal is used, the outside cooling water can form water mist and enter the main shaft through a gap between the mechanical seals, and the water mist is condensed into water drops on the main shaft, so that the service life of the main shaft is influenced.
Description
Technical Field
The utility model relates to a main shaft waterproof sealing technical field specifically is a strong waterproof sealing structure of main shaft.
Background
The seal is a part or measure for preventing fluid or solid particles from leaking from adjacent joint surfaces and preventing external impurities from invading into the interior of machine equipment, and is divided into two categories, namely a dynamic seal and a static seal, wherein the dynamic seal comprises a rotary seal and a reciprocating seal, while the mechanical seal belongs to the rotary seal, and the mechanical seal is a device for preventing fluid leakage, which is formed by at least one pair of end surfaces perpendicular to a rotation axis, keeping fit and relatively sliding under the action of fluid pressure and elastic force (or magnetic force) of a compensation mechanism and the cooperation of an auxiliary seal. The shaft seal device is a shaft seal device of rotary machinery, and is suitable for equipment such as a centrifugal pump, a centrifugal machine, a reaction kettle, a compressor and the like.
At present mechanical seal is when using, and during external cooling water can form water smoke and get into the main shaft through the gap between the mechanical seal, water smoke can condense into the water droplet on the main shaft to influence the life of main shaft, consequently need a main shaft to strengthen waterproof sealing structure and improve this problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a strong waterproof sealing structure of main shaft to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a strong waterproof sealing structure of a main shaft comprises a shell, wherein a circular groove is formed in the shell, the main shaft is connected in the circular groove, an inner waterproof ring is fixedly connected with the circular groove, an outer waterproof gland is fixedly connected to the position of the circular groove on the shell, a second-stage outer waterproof ring is fixedly connected to the position of the main shaft, which is close to the waterproof gland, a circular groove is correspondingly formed in one side, away from the inner waterproof ring, of the waterproof gland, a first-stage waterproof plug is connected to the position, away from the second-stage outer waterproof ring, of the outer waterproof gland, a bolt is fixedly connected to the first-stage waterproof plug, a threaded groove is correspondingly formed in the position, away from the shell, of the outer waterproof gland, a third-stage water throwing groove is formed in the main shaft and is formed in the outer waterproof gland, and a third-stage water throwing groove is correspondingly formed in the position of the outer waterproof gland, the three-level water storage tank is close to one side of the ground and is provided with a water leakage hole, the main shaft is provided with a four-level water throwing tank which is arranged in an inner waterproof ring, and the position of the four-level water throwing tank in the inner waterproof ring is correspondingly provided with the four-level water storage tank.
Preferably, the secondary outer waterproof ring is in interference fit with the main shaft.
Preferably, the three-stage water throwing groove and the four-stage water throwing groove are forward inclined water throwing grooves.
Preferably, the circular groove is rotatably connected with the main shaft, the inner waterproof ring is rotatably connected with the main shaft, and the outer waterproof gland is rotatably connected with the main shaft.
Preferably, the secondary outer waterproof ring is connected with the annular groove in a rotating mode.
Preferably, the bolt is connected with the thread groove in a threaded manner.
Preferably, the inner waterproof ring and the second-stage outer waterproof ring are both made of silica gel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses in, through setting up outer waterproof gland, the outer waterproof ring of second grade, the basin is got rid of to the tertiary, tertiary aqua storage tank, the hole that leaks, the waterproof ring of second grade of one-level waterproof blanking cover complete cladding, make 99% water keep apart outside, water smoke passes through in the gap gets into the main shaft, and condense into the water droplet in the basin is got rid of to the tertiary, the tertiary basin of getting rid of can get rid of the outer waterproof gland's of water droplet that water smoke condenses into in the aqua storage tank, and the hole that leaks through outer waterproof gland flows, solved present mechanical seal when using, external cooling water can form water smoke and get into the main shaft through the gap between the mechanical seal among, water smoke can condense into the water droplet on the main shaft, thereby influence the life's of main shaft problem.
2. The utility model discloses in, through setting up interior waterproof ring, the level four gets rid of the basin, the level four aqua storage tank, the water smoke that does not condense in the level four gets rid of the basin can condense into the water droplet in the level four gets rid of the basin, falls into the level four aqua storage tank, and the water droplet flows into tertiary aqua storage tank through the gap between interior waterproof ring and the outer waterproof gland, discharges through the hole that leaks to the leakproofness of main shaft has been increased.
Drawings
FIG. 1 is a front sectional view of the present invention;
FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;
fig. 3 is an enlarged view of the point B in fig. 1 according to the present invention.
In the figure: 1-shell, 2-circular groove, 3-main shaft, 4-inner waterproof ring, 5-outer waterproof gland, 6-second-level outer waterproof ring, 7-annular groove, 8-first-level waterproof plug, 9-bolt, 10-thread groove, 11-third-level water throwing groove, 12-third-level water storage groove, 13-water leakage hole, 14-fourth-level water throwing groove and 15-fourth-level water storage groove.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a main shaft strong waterproof sealing structure comprises a shell 1, a circular groove 2 is formed in the shell 1, a main shaft 3 is connected in the circular groove 2, an inner waterproof ring 4 is fixedly connected with the circular groove 2, an outer waterproof gland 5 is fixedly connected with the position of the circular groove 2 on the shell 1, the circular groove 2 and the main shaft 3 are connected in a rotating mode, the inner waterproof ring 4 is connected with the main shaft 3 in a rotating mode, the position of the main shaft 3, which is close to the waterproof gland 5, is fixedly connected with a second-level outer waterproof ring 6, the second-level outer waterproof ring 6 is in interference fit with the main shaft 3, the inner waterproof ring 4 and the second-level outer waterproof ring 6 are both made of silica gel, a ring groove 7 is correspondingly formed in the position of the waterproof gland 5, which is far away from the inner waterproof ring 4, and the position of the second-level outer waterproof ring 6 are close to the waterproof gland 5, the connecting mode of the second-level outer waterproof ring 6 and the ring groove 7 is in a rotating mode, fixedly connected with bolt 9 on the one-level waterproof blanking cover 8, bolt 9 is threaded connection with the connected mode of thread groove 10, 1 one side of casing and the correspondence of bolt 9 position department have been seted up to outer waterproof gland 5, the tertiary basin 11 of getting rid of has been seted up to the last tertiary of main shaft 3 and lie in outer waterproof gland 5, tertiary aqua storage tank 12 has been seted up to the correspondence of outer waterproof gland 5 and the tertiary 11 position departments of getting rid of basin, tertiary aqua storage tank 12 is close to ground one side and has been seted up the hole 13 that leaks, the last level of main shaft 3 and lie in interior waterproof ring 4 and seted up the level four and get rid of basin 14, tertiary get rid of basin 11 and level four get rid of basin 14 and be the formula of leaning forward and get rid of the basin, in the interior waterproof ring 4.
The utility model discloses work flow: during the use, one-level waterproof blanking cover 8 and outer waterproof gland 5 wrap up second grade waterproof ring 6 completely, make 99% water keep apart outside second grade waterproof ring 6, water smoke gets into in main shaft 3 through the gap, and condense into the water droplet in tertiary water-throwing groove 11, tertiary water-throwing groove 11 on the main shaft 3 can get rid of the water droplet that water smoke condenses to in outer waterproof gland 5's tertiary aqua storage tank 12, water in tertiary aqua storage tank 12 can flow out through the hole 13 that leaks of outer waterproof gland 5, the water smoke that does not condense in tertiary water-throwing groove 11 can condense into the water droplet in level four water-throwing groove 14, and fall into level four aqua storage tank 15, the water droplet in level four aqua storage tank 15 flows into tertiary aqua storage tank 12 through the gap between inner waterproof ring 4 and the outer waterproof gland 5, finally discharge through the hole 13 that leaks.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a strong waterproof sealing structure of main shaft, includes casing (1), its characterized in that: the waterproof structure is characterized in that a circular groove (2) is formed in the shell (1), a main shaft (3) is connected in the circular groove (2), an inner waterproof ring (4) is fixedly connected to the circular groove (2), an outer waterproof gland (5) is fixedly connected to the position of the circular groove (2) on the shell (1), a second-level outer waterproof ring (6) is fixedly connected to the position of the main shaft (3) close to the waterproof gland (5), a first-level waterproof plug (8) is connected to the position of the outer waterproof gland (5) far away from one side of the shell (1) and far away from the second-level outer waterproof ring (6), a bolt (9) is fixedly connected to the first-level waterproof plug (8), a threaded groove (10) is correspondingly formed in the position of the outer waterproof gland (5) far away from one side of the shell (1) and the bolt (9), the utility model discloses a water pump, including main shaft (3), water storage ring (4), water storage ring (3), water storage ring (14), three-level reservoir (12) are seted up to the interior waterproof gland (5) of just being located of outer division of waterproof gland (5) has seted up tertiary reservoir (12), tertiary reservoir (12) are close to ground one side and have seted up the hole that leaks (13), the interior waterproof ring (4) of just being located of outer division of waterproof gland (5) are seted up the level four and are got rid of basin (11) position department and have seted up level four reservoir (15).
2. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the secondary outer waterproof ring (6) is in interference fit with the main shaft (3).
3. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the three-stage water throwing tank (11) and the four-stage water throwing tank (14) are forward-inclined water throwing tanks.
4. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the connection modes of the circular groove (2) and the main shaft (3), the inner waterproof ring (4) and the main shaft (3) and the outer waterproof gland (5) and the main shaft (3) are all in rotating connection.
5. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the secondary outer waterproof ring (6) is connected with the annular groove (7) in a rotating manner.
6. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the bolt (9) and the thread groove (10) are connected in a threaded manner.
7. The waterproof and sealing structure for the main shaft strength of claim 1, wherein: the inner waterproof ring (4) and the second-stage outer waterproof ring (6) are both made of silica gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921094231.8U CN210135243U (en) | 2019-07-13 | 2019-07-13 | Strong waterproof seal structure of main shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921094231.8U CN210135243U (en) | 2019-07-13 | 2019-07-13 | Strong waterproof seal structure of main shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210135243U true CN210135243U (en) | 2020-03-10 |
Family
ID=69707651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921094231.8U Expired - Fee Related CN210135243U (en) | 2019-07-13 | 2019-07-13 | Strong waterproof seal structure of main shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210135243U (en) |
-
2019
- 2019-07-13 CN CN201921094231.8U patent/CN210135243U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A strong waterproof sealing structure for main shaft Effective date of registration: 20211230 Granted publication date: 20200310 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG YOUTAI MACHINE TOOL MANUFACTURING CO.,LTD. Registration number: Y2021980017133 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230110 Granted publication date: 20200310 Pledgee: Shandong Tengzhou Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG YOUTAI MACHINE TOOL MANUFACTURING CO.,LTD. Registration number: Y2021980017133 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200310 |