CN113459040A - Floating oil seal capable of preventing oil seal lip from being stretched and deformed - Google Patents
Floating oil seal capable of preventing oil seal lip from being stretched and deformed Download PDFInfo
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- CN113459040A CN113459040A CN202110760187.5A CN202110760187A CN113459040A CN 113459040 A CN113459040 A CN 113459040A CN 202110760187 A CN202110760187 A CN 202110760187A CN 113459040 A CN113459040 A CN 113459040A
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- rotating
- oil seal
- fixed
- rotation
- ring body
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/14—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for assembling objects other than by press fit or detaching same
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
- B25B11/02—Assembly jigs
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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
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3268—Mounting of sealing rings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sealing With Elastic Sealing Lips (AREA)
Abstract
The invention relates to the technical field of floating oil seals, and discloses a floating oil seal capable of preventing an oil seal lip from being stretched and deformed. This can prevent that oil blanket lip from being rotated by tensile deformation's floating oil seal through rotating the threaded shaft and rotating in the thread bush, makes to rotate the threaded shaft and drive the mounting fixture downstream through connecting the support body and connecting the ring body, makes mounting fixture drive the seal ring body and on the oil blanket lip body downstream, makes the even atress of seal ring body install on the oil blanket lip body to it is even to have reached and applied pressure, is difficult for making the oil blanket lip take place the effect of deformation.
Description
Technical Field
The invention relates to the technical field of floating oil seals, in particular to a floating oil seal capable of preventing an oil seal lip from being stretched and deformed.
Background
The floating oil seal is a common name of floating seal, belongs to one kind of mechanical seal in dynamic seal, has super-strong sealing performance under severe working environments such as much pulverized coal, silt, water vapor and the like, is a compact mechanical seal, is mainly used in low-speed heavy-load occasions, has the advantages of automatic compensation after wear resistance and end surface wear, reliable work, simple structure and the like, is widely applied to coal mine machinery, and has the advantages of stable and reliable sealing performance and long service life.
When the floating oil seal is installed, whether the surface of a shaft neck is too rough or not is checked, whether the surface has a flaw or not, particularly whether the surface has a long flaw along the axial direction or not is checked, and when a framework oil seal is installed, pressure needs to be uniformly applied to the oil seal lip in order to prevent the oil seal lip from being stretched and deformed or scratched and damaged.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the floating oil seal capable of preventing the oil seal lip from being stretched and deformed, which has the advantages of simple installation, convenient assembly and disassembly of the seal ring, uniform pressure application during installation, difficult deformation of the oil seal lip and the like, and solves the problems of complex installation of the common floating oil seal, inconvenient assembly and disassembly of the seal ring, uneven manual pressure application during installation and deformation of the oil seal lip.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme:
the utility model provides a can prevent oil blanket lip by tensile deformation's floating oil seal, including the solid fixed housing body, the inside fixed mounting of solid fixed housing body has elastic fixing mechanism, elastic fixing mechanism's central fixed mounting has the installation subassembly, elastic fixing mechanism's top is rotated and is installed and rotate the drive subassembly, the below of rotating the drive subassembly is rotated and is installed and rotate the mechanism of pushing down, it is including rotating the screw thread axle to rotate the mechanism of pushing down, the top fixed mounting who rotates the screw thread axle has the rotating pin, the rotating pin rotates and installs at the rotation cover, it rotates and installs between rotating pin and rotation cover to rotate the steel ball, it rotates and installs in the centre of screw thread cover to rotate the screw thread axle, screw thread cover fixed mounting is on the fixed bolster.
Further, elasticity fixed establishment is including mounting fixture, connection support body, connection ring body, fixing base, coupling spring, fixed plate body, connection slide bar, fixed carriage, and mounting fixture is connected with the connection ring body through connecting the support body, and the top fixed mounting of connection ring body has the fixing base, and fixed mounting has coupling spring between fixing base and the fixed plate body, connects the fixed mounting of slide bar between connection ring body and fixed carriage, makes the seal ring body can install fast in mounting fixture's centre.
Further, the mounting assembly is fixedly mounted in the middle of the fixed outer shell, a sealing ring body is fixedly mounted on the inner side of the fixing clamp, an oil seal lip body is fixedly mounted inside the sealing ring body, a groove-shaped structure is machined on the fixing clamp and matched with the sealing ring body, the sealing ring body can be matched with the fixing clamp, and the sealing ring body can be conveniently mounted on the oil seal lip body.
Furthermore, the rotation driving assembly comprises a rotation wheel body, a rotation hand wheel, a central rotation gear and a rotation pinion, wherein the rotation wheel body is rotatably installed in the middle of the central rotation gear, the rotation pinion is rotatably installed on the outer ring of the central rotation gear and is matched with the central rotation gear, and the central rotation gear drives the rotation pinion to rotate.
Furthermore, a rotating hand wheel is rotatably installed on the rotating wheel body, and a rotating threaded shaft is rotatably installed below the rotating pinion, so that the rotating hand wheel drives the rotating threaded shaft to rotate through the rotating hand wheel.
Furthermore, the rotating pin is fixedly arranged above the rotating threaded shaft, and groove-shaped structures are processed at the left end and the right end of the rotating pin and matched with the rotating steel ball, so that the rotating pin can conveniently rotate in the rotating sleeve through the rotating steel ball.
Furthermore, a thread structure is processed on the rotating thread shaft, and a thread structure matched with the rotating thread shaft is processed on the inner wall of the thread sleeve, so that the rotating thread shaft can rotate in the thread sleeve.
(III) advantageous effects
Compared with the prior art, the invention provides a floating oil seal capable of preventing an oil seal lip from being stretched and deformed, which has the following beneficial effects:
1. this can prevent oil blanket lip by tensile deformation's floating oil seal drives through mounting fixture and connects the support body upward movement, connects the support body and drives the connecting spring upward movement through the fixing base on the connection ring body for mounting fixture's diameter grow is convenient for make the seal ring body fix on mounting fixture, thereby has reached the installation simply, and the convenient effect of sealing washer loading and unloading.
2. This can prevent oil blanket lip by tensile deformation's floating oil seal, through aim at the oil blanket lip body with the seal ring body, rotate the hand wheel through rotating, make and rotate the hand wheel and drive and rotate the wheel body and rotate, make and rotate the wheel body and drive the rotation of central rotating gear, make central rotating gear drive and rotate the pinion and rotate, it drives and rotates the threaded spindle to rotate the threaded spindle, it drives the rotating pin and rotates to rotate the threaded spindle, it rotates the threaded spindle in the thread bush to rotate simultaneously, make and rotate the threaded spindle and drive the mounting fixture downstream through connecting the support body and connecting the ring body, make mounting fixture drive the seal ring body downstream on the oil blanket lip body, make the even atress of seal ring body install on the oil blanket lip body, thereby reached and exerted pressure evenly, the effect that difficult messenger's oil blanket lip takes place to deform.
Drawings
FIG. 1 is a schematic sectional view of a top view of the fixed housing and the mechanism connected thereto according to the present invention.
FIG. 2 is an enlarged view of the structure at A in FIG. 1 according to the present invention.
FIG. 3 is a schematic top sectional view of the rotary drive assembly of the present invention.
Fig. 4 is a schematic sectional view of the front structure of the rotary pressing mechanism of the present invention.
FIG. 5 is a schematic cross-sectional view of the seal ring body and the mechanism connected thereto.
In the figure: 1. fixing the outer shell; 2. an elastic fixing mechanism; 21. fixing the clamp; 22. connecting the frame body; 23. a connecting ring body; 24. a fixed seat; 25. a connecting spring; 26. fixing the plate body; 27. connecting a sliding rod; 28. fixing the sliding frame; 3. mounting the component; 31. a seal ring body; 32. an oil seal lip body; 4. a rotation drive assembly; 41. a rotating wheel body; 42. rotating a hand wheel; 43. a central rotating gear; 44. rotating the pinion gear; 5. rotating the pressing mechanism; 51. rotating the threaded shaft; 52. a rotation pin; 53. rotating the sleeve; 54. rotating the steel ball; 55. a threaded sleeve; 56. and fixing the bracket.
Detailed Description
The technical solutions 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 3 and 4, a floating oil seal capable of preventing an oil seal lip from being deformed by stretching includes a fixed outer housing 1, an elastic fixing mechanism 2 is fixedly installed inside the fixed outer housing 1, an installation component 3 is fixedly installed at the center of the elastic fixing mechanism 2, a rotation driving component 4 is rotatably installed above the elastic fixing mechanism 2, the rotation driving component 4 includes a rotation wheel body 41, a rotation hand wheel 42, a center rotation gear 43, and a rotation pinion 44, wherein the rotation wheel body 41 is rotatably installed at the middle position of the center rotation gear 43, the rotation pinion 44 is rotatably installed on the outer ring of the center rotation gear 43 and is matched with the rotation pinion 44, so that the center rotation gear 43 drives the rotation pinion 44 to rotate, the rotation hand wheel body 41 is rotatably installed with the rotation hand wheel 42, and a rotation threaded shaft 51 is installed below the rotation pinion 44, so that the rotation hand wheel 42 drives the rotation threaded shaft 51 to rotate by rotating the rotation hand wheel 42, the lower part of the rotary driving component 4 is rotatably provided with a rotary pressing mechanism 5, the rotary pressing mechanism 5 comprises a rotary threaded shaft 51, a rotary pin 52 is fixedly arranged above the rotary threaded shaft 51, the rotary pin 52 is rotatably arranged on a rotary sleeve 53, a rotary steel ball 54 is rotatably arranged between the rotary pin 52 and the rotary sleeve 53, the rotary pin 52 is fixedly arranged above the rotary threaded shaft 51, groove-shaped structures are processed at the left end and the right end of the rotary pin 51 and matched with the rotary steel ball 54, so that the rotary pin 52 can rotate in the rotary sleeve 53 through the rotary steel ball 54, the rotary threaded shaft 51 is rotatably arranged in the middle of a threaded sleeve 55, a threaded structure is processed on the rotary threaded shaft 51, a threaded structure matched with the rotary threaded shaft is processed on the inner wall of the threaded sleeve 55, the rotary threaded shaft 51 can rotate in the threaded sleeve 55, and the threaded sleeve 55 is fixedly arranged on a fixed support 56.
Example two:
referring to fig. 1-5, a floating oil seal capable of preventing an oil seal lip from being deformed by stretching includes a fixed outer housing 1, an elastic fixing mechanism 2 is fixedly installed inside the fixed outer housing 1, the elastic fixing mechanism 2 includes a fixing clamp 21, a connecting frame 22, a connecting ring body 23, a fixing seat 24, a connecting spring 25, a fixing plate body 26, a connecting slide rod 27, and a fixing carriage 28, the fixing clamp 21 is connected with the connecting ring body 23 through the connecting frame body 22, the fixing seat 24 is fixedly installed above the connecting ring body 23, the connecting spring 25 is fixedly installed between the fixing seat 24 and the fixing plate body 26, the connecting slide rod 27 is fixedly installed between the connecting ring body 23 and the fixing carriage 28, so that the sealing ring body 31 can be quickly installed in the middle of the fixing clamp 21, an installation component 3 is fixedly installed at the center of the elastic fixing mechanism 2, the installation component 3 is fixedly installed at the middle position of the fixed outer housing 1, a sealing ring body 31 is fixedly arranged on the inner side of a fixing clamp 21, an oil sealing lip body 32 is fixedly arranged inside the sealing ring body 31, a groove-shaped structure is processed on the fixing clamp 21 to be matched with the sealing ring body 31, so that the sealing ring body 31 can be matched with the fixing clamp 21, the sealing ring body 31 is conveniently arranged on the oil sealing lip body 32, a rotary driving component 4 is rotatably arranged above an elastic fixing mechanism 2, the rotary driving component 4 comprises a rotary wheel body 41, a rotary hand wheel 42, a central rotary gear 43 and a rotary pinion 44, wherein the rotary wheel body 41 is rotatably arranged at the middle position of the central rotary gear 43, the rotary pinion 44 is rotatably arranged on the outer ring of the central rotary gear 43 to be matched with the rotary wheel body, so that the central rotary gear 43 drives the rotary pinion 44 to rotate, the rotary hand wheel 42 is rotatably arranged on the rotary wheel body 41, and a rotary threaded shaft 51 is rotatably arranged below the rotary pinion 44, the rotating hand wheel 42 drives the rotating threaded shaft 51 to rotate through the rotating hand wheel 42, the rotating pressing mechanism 5 is rotatably arranged below the rotating driving component 4, the rotating pressing mechanism 5 comprises a rotating threaded shaft 51, a rotating pin 52 is fixedly arranged above the rotating threaded shaft 51, the rotating pin 52 is rotatably arranged on a rotating sleeve 53, a rotating steel ball 54 is rotatably arranged between the rotating pin 52 and the rotating sleeve 53, the rotating pin 52 is fixedly arranged above the rotating threaded shaft 51, groove-shaped structures are processed at the left end and the right end of the rotating pin and matched with the rotating steel ball 54, so that the rotating pin 52 can rotate in the rotating sleeve 53 through the rotating steel ball 54, the rotating threaded shaft 51 is rotatably arranged in the middle of the threaded sleeve 55, a threaded structure is processed on the rotating threaded shaft 51, and a threaded structure matched with the rotating pin is processed on the inner wall of the threaded sleeve 55, so that the rotating threaded shaft 51 can rotate in the threaded sleeve 55, the threaded sleeve 55 is fixedly mounted on a fixed bracket 56.
The working principle is as follows: the floating oil seal capable of preventing the oil seal lip from being stretched and deformed drives the connecting frame body 22 to move upwards through the fixing clamp 21, the connecting frame body 22 drives the connecting spring 25 to move upwards through the fixing seat 24 on the connecting ring body 23, so that the diameter of the fixing clamp 21 is increased, the sealing ring body 31 is conveniently fixed on the fixing clamp 21, and the effects of simplicity in installation and convenience in mounting and dismounting of the sealing ring are achieved; by aligning the seal ring body 31 to the oil seal lip body 32, and rotating the rotating hand wheel 42, the rotating hand wheel 42 drives the rotating wheel body 41 to rotate, the rotating wheel body 41 drives the central rotating gear 43 to rotate, the central rotating gear 43 drives the rotating pinion 44 to rotate, the rotating pinion 44 drives the rotating threaded shaft 51 to rotate, the rotating threaded shaft 51 drives the rotating pin 52 to rotate, the rotating pin 52 can rotate in the rotating sleeve 53, and meanwhile, the rotating threaded shaft 51 rotates in the threaded sleeve 55, so that the rotating threaded shaft 51 drives the fixing clamp 21 to move downwards through the connecting frame body 22 and the connecting ring body 23, the fixing clamp 21 drives the seal ring body 31 to move downwards on the oil seal lip body 32, and the seal ring body 31 is uniformly stressed and installed on the oil seal lip body 32, thereby achieving the effect of uniform pressure application and difficult deformation of the oil seal lip.
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. A floating oil seal capable of preventing an oil seal lip from being deformed by stretching comprises a fixed outer shell (1), and is characterized in that: the utility model discloses a fixed shell body, including fixed shell body (1), the inside fixed mounting has elastic fixing mechanism (2), the center fixed mounting of elastic fixing mechanism (2) has installation component (3), the top of elastic fixing mechanism (2) is rotated and is installed rotation drive subassembly (4), the below of rotation drive subassembly (4) is rotated and is installed and rotate push-down mechanism (5), it pushes down mechanism (5) including rotating threaded shaft (51) to rotate, the top fixed mounting who rotates threaded shaft (51) has rotating pin (52), rotating pin (52) are rotated and are installed and are being rotated cover (53), it installs between rotating pin (52) and rotating cover (53) to rotate steel ball (54), rotating threaded shaft (51) are rotated and are installed in the centre of thread bush (55), thread bush (55) fixed mounting is on fixed bolster (56).
2. A floating oil seal capable of preventing an oil seal lip from being deformed by tension according to claim 1, wherein: elasticity fixed establishment (2) is including mounting fixture (21), connect support body (22), connect ring body (23), fixing base (24), coupling spring (25), the fixed plate body (26), connect slide bar (27), fixed carriage (28), mounting fixture (21) are connected with connection ring body (23) through connecting support body (22), the top fixed mounting who connects ring body (23) has fixing base (24), fixed mounting has coupling spring (25) between fixing base (24) and the fixed plate body (26), it installs between connection ring body (23) and fixed carriage (28) to connect slide bar (27) fixed mounting.
3. A floating oil seal capable of preventing an oil seal lip from being deformed by tension according to claim 2, wherein: the mounting assembly (3) is fixedly mounted in the middle of the fixed outer shell (1), a sealing ring body (31) is fixedly mounted on the inner side of the fixed clamp (21), an oil sealing lip body (32) is fixedly mounted inside the sealing ring body (31), and a groove-shaped structure is machined on the fixed clamp (21) to be matched with the sealing ring body (31).
4. A floating oil seal capable of preventing an oil seal lip from being deformed by tension according to claim 1, wherein: the rotation driving assembly (4) comprises a rotation wheel body (41), a rotation hand wheel (42), a central rotation gear (43) and a rotation pinion (44), wherein the rotation wheel body (41) is rotatably installed in the middle of the central rotation gear (43), and the rotation pinion (44) is rotatably installed on the outer ring of the central rotation gear (43) and is matched with the central rotation gear.
5. A floating oil seal capable of preventing an oil seal lip from being deformed by tension as defined in claim 4, wherein: a rotating hand wheel (42) is rotatably arranged on the rotating wheel body (41), and a rotating threaded shaft (51) is rotatably arranged below the rotating pinion (44).
6. A floating oil seal capable of preventing an oil seal lip from being deformed by tension according to claim 1, wherein: the rotating pin (52) is fixedly arranged above the rotating threaded shaft (51), and groove-shaped structures are processed at the left end and the right end of the rotating pin and matched with the rotating steel ball (54).
7. A floating oil seal capable of preventing an oil seal lip from being deformed by tension according to claim 1, wherein: the rotating threaded shaft (51) is provided with a threaded structure, and the inner wall of the threaded sleeve (55) is provided with a threaded structure matched with the threaded shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760187.5A CN113459040A (en) | 2021-07-06 | 2021-07-06 | Floating oil seal capable of preventing oil seal lip from being stretched and deformed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110760187.5A CN113459040A (en) | 2021-07-06 | 2021-07-06 | Floating oil seal capable of preventing oil seal lip from being stretched and deformed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113459040A true CN113459040A (en) | 2021-10-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110760187.5A Withdrawn CN113459040A (en) | 2021-07-06 | 2021-07-06 | Floating oil seal capable of preventing oil seal lip from being stretched and deformed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113459040A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116816718A (en) * | 2023-05-19 | 2023-09-29 | 华能国际电力股份有限公司上海石洞口第二电厂 | Transmission shaft oil baffle device |
-
2021
- 2021-07-06 CN CN202110760187.5A patent/CN113459040A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116816718A (en) * | 2023-05-19 | 2023-09-29 | 华能国际电力股份有限公司上海石洞口第二电厂 | Transmission shaft oil baffle device |
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| PB01 | Publication | ||
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Application publication date: 20211001 |