CN211117599U - Framework oil seal device convenient to replace - Google Patents
Framework oil seal device convenient to replace Download PDFInfo
- Publication number
- CN211117599U CN211117599U CN201921775211.7U CN201921775211U CN211117599U CN 211117599 U CN211117599 U CN 211117599U CN 201921775211 U CN201921775211 U CN 201921775211U CN 211117599 U CN211117599 U CN 211117599U
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- China
- Prior art keywords
- groove
- oil seal
- boss
- framework
- seal body
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- 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
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 238000005728 strengthening Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 54
- 230000000694 effects Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 229920001973 fluoroelastomer Polymers 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model discloses a skeleton oil blanket device convenient to change, including strengthening skeleton, oil blanket body and lock hoop. The left end of the reinforcing framework is provided with a first groove and a first boss, the right end of the reinforcing framework is provided with a second boss and a second groove which are respectively matched with the first groove and the boss, the inner wall of the reinforcing framework is provided with a third groove, and the outer wall of the reinforcing framework is provided with a fourth groove. The oil seal body is arranged in the third groove, a left port of the oil seal body is provided with a fifth groove and a third boss, and a right port of the oil seal body is provided with a fourth boss and a sixth groove which are respectively matched with the fifth groove and the third boss. The tightening ring is arranged in the fourth groove, and the left end opening and the right end opening of the tightening ring are respectively provided with a fastening piece and a fastening hole. The utility model discloses strengthened current skeleton oil blanket device tensile ability, it is more durable, reduced the change frequency. Through set up recess and boss in the port department of strengthening skeleton and oil seal body fracture, make and strengthen skeleton and oil seal body and can form the sealing ring respectively, do not leak and tensile, outside lock hoop adopts bolted connection, and the device is more firm, and tensile ability is stronger.
Description
Technical Field
The utility model belongs to the field of industrial machinery, concretely relates to skeleton oil blanket device convenient to change.
Background
The framework oil seal is a sealing form with the most extensive application in sealing, and is widely applied to equipment such as bearing boxes, speed reducers and the like in the industries of aviation, automobiles, ships, engineering machinery and the like. The oil seal is used for isolating parts needing to be lubricated from the transmission parts and preventing lubricating oil from leaking. The framework oil seal mainly comprises an oil seal body, a reinforcing framework, a self-tightening spiral spring and the like. The framework oil seal of the traditional sealing element in the equipment such as a speed reducer, a bearing box and the like in modern industrial production has quick failure and frequent replacement.
The common framework oil seal is in an integral and inseparable structure. The framework oil seal is often required to be replaced in the overhauling and replacing processes of certain large-scale transmission components, but the tail end of the framework oil seal is connected with large-scale equipment or components, so that the disassembling difficulty is high, the framework oil seal is inconvenient to replace, the operation time is prolonged, the labor intensity is increased, and even secondary damage of the equipment is caused in the tail end equipment disassembling process.
The other commonly used split type framework oil sealing device can directly replace the framework oil sealing device, but the connection mode of an oil sealing body and a port of a reinforced framework fracture is a direct insertion type, then a closed ring is formed, no tensile force is borne, and the framework oil sealing device is mainly fixed by a self-tightening spiral spring to bear the tensile force, so that the device is not bounced. However, the fastening is poor in tensile capability, easy to bounce off, limited in service life, quick in failure, capable of affecting the effect of the oil seal and needing to be replaced frequently when the machine runs.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a skeleton oil blanket device convenient to change, both be convenient for change and strengthened current skeleton oil blanket device tensile ability, make skeleton oil blanket device more durable, reduce the change frequency.
The utility model adopts the technical proposal that: a skeleton oil blanket device convenient to change includes:
The reinforcing framework, the oil seal body and the tightening hoop are arranged;
A first groove and a first boss are arranged at the left port of the reinforcing framework, a second boss and a second groove which are respectively matched with the first groove and the first boss are arranged at the right port of the reinforcing framework, a third groove is arranged on the inner wall of the reinforcing framework, and a fourth groove is arranged on the outer wall of the reinforcing framework;
The oil seal body is arranged in a third groove of the reinforcing framework, a fifth groove and a third boss are arranged at the left end port of the oil seal body, and a fourth boss and a sixth groove which are respectively matched with the fifth groove and the third boss are arranged at the right end port of the oil seal body;
The tightening ring is arranged in a fourth groove of the reinforcing framework, and a fastening piece and a fastening hole are respectively arranged at the left end opening and the right end opening of the tightening ring.
The utility model is also characterized in that,
Further, the oil seal body width is equal to the third groove width.
Further, the grip width is equal to the fourth groove width.
Further, the fastening holes are fixed by bolts.
The utility model has the advantages that: the utility model discloses a skeleton oil blanket device convenient to change has strengthened current skeleton oil blanket device tensile ability, makes skeleton oil blanket device more durable, reduces and changes the frequency. Through set up recess and assorted boss in the port department of strengthening skeleton and oil seal body fracture, make and strengthen skeleton and oil seal body and can form the closed loop respectively, eliminate the leakage, again can self tensile, outside lock hoop adopts bolted connection, and the device is more firm, and tensile ability is stronger.
Drawings
Fig. 1 is a schematic structural view of a reinforcing frame of a conveniently replaceable frame oil seal device of the present invention;
Fig. 2 is a schematic structural view of an oil seal body of the framework oil seal device convenient to replace;
Fig. 3 is a schematic structural view of a framework oil seal device tightening hoop convenient to replace of the utility model;
In the figure, 1, a reinforcing framework, 2, an oil seal body, 3, a clamping hoop, 11, a first groove, 12, a first boss, 13, a second boss, 14, a second groove, 15, a third groove, 16, a fourth groove, 21, a fifth groove, 22, a third boss, 23, a fourth boss, 24, a sixth groove, 31, a fastening sheet and 32 fastening holes are arranged.
Detailed Description
In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the specification of the present application:
The utility model provides a pair of skeleton oil blanket device's convenient to change structure is shown as figure 1, figure 2 and figure 3, including strengthening skeleton 1, the oil blanket body 2 and lock hoop 3.
The left port of the reinforcing framework 1 is provided with a first groove 11 and a first boss 12, the right port of the reinforcing framework 1 is provided with a second boss 13 and a second groove 14 which are respectively matched with the first groove 11 and the first boss 12, the bosses are respectively clamped into the matched grooves, a seamless closed ring can be formed, and the purpose of no leakage is achieved. When the left end opening and the right end opening of the reinforcing framework 1 are under tensile force, the right side wall of the first groove 11 can block the right side wall of the second boss, so that the reinforcing framework 1 can bear certain tensile force. If need change and strengthen skeleton 1, withdraw from corresponding the recess with the boss, can open and strengthen skeleton 1, take off convenient and fast again. The inner wall of the reinforcing framework 1 is provided with a third groove 15 which can be clamped into the oil seal body 2. The outer wall of the reinforcing framework 1 is provided with a fourth groove 16 which can be clamped into the tightening hoop 3.
The oil seal body 2 is arranged in a third groove 15 of the reinforcing framework 1, a fifth groove 21 and a third boss 22 are arranged at the left end of the oil seal body 2, a fourth boss 23 and a sixth groove 24 which are respectively matched with the fifth groove 21 and the third boss 22 are arranged at the right end of the oil seal body, the bosses are respectively clamped into the matched grooves, a seamless closed ring can be formed, and the purpose of no leakage is achieved. When the left and right ports of the oil seal body 2 are under tension, the right side wall of the fifth groove 21 can block the right side wall of the fourth boss 23, so that the oil seal body 2 can bear certain tension. If need change the oil blanket body 2, withdraw from the boss corresponding recess, can open the oil blanket body 2, take off convenient and fast again. Simultaneously, after the fracture with oil blanket body 2 and reinforcing skeleton 1 was closed during the installation, the dislocation installation made the effect of preventing leaking better.
The fastening band 3 is arranged in the fourth groove 16 of the reinforcing framework 1, and the left end opening and the right end opening of the fastening band 3 are respectively provided with a fastening piece 31 and a fastening hole 32.
The width of the oil seal body 2 is equal to the width of the third groove 15, so that the oil seal body 2 can be clamped into the third groove 15 of the reinforcing framework 1.
The width of the tightening band 3 is equal to the width of the fourth groove 16, so that the tightening band 3 can be clamped into the fourth groove 16 of the reinforcing frame 1.
The fastening holes 32 are fixed by bolts, so that the fastening effect of the device is better and the tensile capability is enhanced by the bolt fastening.
The reinforced framework 1 and the oil seal body 2 are made of composite materials with high hardness and good elasticity, such as nitrile rubber and fluororubber, and the tightening hoop 3 is made of metal materials, such as steel.
In this way, the utility model discloses a skeleton oil blanket device convenient to change has strengthened current skeleton oil blanket device tensile ability, makes skeleton oil blanket device more durable, reduces and changes the frequency. Through set up recess and assorted boss in the port department of strengthening skeleton and oil seal body fracture, make and strengthen skeleton and oil seal body and can form the closed loop respectively, eliminate the leakage, again can self tensile, outside lock hoop adopts bolted connection, and the device is more firm, and tensile ability is stronger.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The framework oil sealing device convenient to replace is characterized by comprising the following components:
The oil seal structure comprises a reinforcing framework (1), an oil seal body (2) and a tightening ring (3); a first groove (11) and a first boss (12) are arranged at the left port of the reinforcing framework (1), a second boss (13) and a second groove (14) which are respectively matched with the first groove (11) and the first boss (12) are arranged at the right port of the reinforcing framework (1), a third groove (15) is arranged on the inner wall of the reinforcing framework (1), and a fourth groove (16) is arranged on the outer wall of the reinforcing framework (1);
The oil seal body (2) is arranged in a third groove (15) of the reinforcing framework (1), a fifth groove (21) and a third boss (22) are arranged at the left end of the oil seal body (2), and a fourth boss (23) and a sixth groove (24) which are respectively matched with the fifth groove (21) and the third boss (22) are arranged at the right end;
The tightening ring (3) is arranged in a fourth groove (16) of the reinforcing framework (1), and a fastening piece (31) and a fastening hole (32) are respectively arranged at the left end opening and the right end opening of the tightening ring (3).
2. The framework oil seal device convenient to replace as claimed in claim 1, wherein the width of the oil seal body (2) is equal to the width of the third groove (15).
3. The framework oil seal device convenient for replacement as claimed in claim 1, wherein the width of the tightening band (3) is equal to the width of the fourth groove (16).
4. The framework oil seal device convenient to replace as claimed in claim 1, wherein the fastening holes (32) are fixed by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775211.7U CN211117599U (en) | 2019-10-22 | 2019-10-22 | Framework oil seal device convenient to replace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921775211.7U CN211117599U (en) | 2019-10-22 | 2019-10-22 | Framework oil seal device convenient to replace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211117599U true CN211117599U (en) | 2020-07-28 |
Family
ID=71688450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921775211.7U Expired - Fee Related CN211117599U (en) | 2019-10-22 | 2019-10-22 | Framework oil seal device convenient to replace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211117599U (en) |
-
2019
- 2019-10-22 CN CN201921775211.7U patent/CN211117599U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 |